pseudo-states appear to be working + variables only exist within the scope where they are created
This commit is contained in:
parent
db1479bfc4
commit
d4930eb13d
22 changed files with 742 additions and 569 deletions
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@ -1,28 +1,3 @@
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/* .layoutVertical {
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display: flex;
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flex-direction: column;
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width: 100%;
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height: 100vh;
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}
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.panel {
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height: 1.5rem;
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background-color: lightgrey;
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}
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.layout {
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display: flex;
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width: 100%;
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height: calc(100vh - 1.5rem);
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}
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.sidebar {
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flex: 0 0 content;
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padding-right: 4px;
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}
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.content {
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flex: 1 1 auto;
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overflow: auto;
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} */
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details {
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padding-left: 20;
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/* margin-left: 30; */
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@ -69,3 +44,9 @@ summary {
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.toolbar > input {
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height: 20px;
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}
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button.active {
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border: solid blue 2px;
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background-color: rgba(0,0,255,0.2);
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color: black;
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}
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@ -12,9 +12,10 @@ import "./App.css";
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import { Box, Stack } from "@mui/material";
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import { TopPanel } from "./TopPanel";
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import { RTHistory } from "./RTHistory";
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import { AST } from "./AST";
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import { ShowAST } from "./ShowAST";
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import { TraceableError } from "../statecharts/parser";
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import { getKeyHandler } from "./shortcut_handler";
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import { BottomPanel } from "./BottomPanel";
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export function App() {
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const [mode, setMode] = useState<InsertMode>("and");
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@ -106,7 +107,7 @@ export function App() {
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{...{ast, time, setTime, onInit, onClear, onRaise, mode, setMode}}
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/>
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</Box>
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<Stack direction="row" sx={{height:'calc(100vh - 32px)'}}>
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<Stack direction="row" sx={{height:'calc(100vh - 64px)'}}>
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{/* main */}
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<Box sx={{flexGrow:1, overflow:'auto'}}>
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<VisualEditor {...{ast, setAST, rt: rt.at(rtIdx!), setRT, errors, setErrors, mode}}/>
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@ -117,14 +118,17 @@ export function App() {
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borderLeft: 1,
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borderColor: "divider",
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flex: '0 0 content',
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paddingRight: 1,
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paddingLeft: 1,
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// paddingRight: 1,
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// paddingLeft: 1,
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}}>
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<AST {...{...ast, rt: rt.at(rtIdx!)}}/>
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<ShowAST {...{...ast, rt: rt.at(rtIdx!)}}/>
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<br/>
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<RTHistory {...{ast, rt, rtIdx, setTime, setRTIdx}}/>
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</Box>
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</Stack>
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<Box>
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<BottomPanel {...{errors}}/>
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</Box>
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</Stack>;
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}
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3
src/App/BottomPanel.css
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3
src/App/BottomPanel.css
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@ -0,0 +1,3 @@
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.errorStatus {
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color: rgb(230,0,0);
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}
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10
src/App/BottomPanel.tsx
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10
src/App/BottomPanel.tsx
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@ -0,0 +1,10 @@
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import { TraceableError } from "../statecharts/parser";
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import "./BottomPanel.css";
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export function BottomPanel(props: {errors: TraceableError[]}) {
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return <div className="toolbar">
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<div className="errorStatus">{
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props.errors.length>0 && <>{props.errors.length} errors {props.errors.map(({message})=>message).join(',')}</>}</div>
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</div>;
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}
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@ -1,4 +1,4 @@
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import { ConcreteState, stateDescription, Transition } from "../statecharts/abstract_syntax";
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import { ConcreteState, PseudoState, stateDescription, Transition } from "../statecharts/abstract_syntax";
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import { Action, Expression } from "../statecharts/label_ast";
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import { RT_Statechart } from "../statecharts/runtime_types";
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@ -32,7 +32,7 @@ export function ShowAction(props: {action: Action}) {
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}
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}
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export function AST(props: {root: ConcreteState, transitions: Map<string, Transition[]>, rt: RT_Statechart | undefined}) {
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export function ShowAST(props: {root: ConcreteState | PseudoState, transitions: Map<string, Transition[]>, rt: RT_Statechart | undefined}) {
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const description = stateDescription(props.root);
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const outgoing = props.transitions.get(props.root.uid) || [];
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@ -49,9 +49,9 @@ export function AST(props: {root: ConcreteState, transitions: Map<string, Transi
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<div> exit / <ShowAction action={action}/></div>
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)
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}
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{props.root.children.length>0 &&
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{props.root.kind !== "pseudo" && props.root.children.length>0 &&
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props.root.children.map(child =>
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<AST root={child} transitions={props.transitions} rt={props.rt} />
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<ShowAST root={child} transitions={props.transitions} rt={props.rt} />
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)
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}
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{outgoing.length>0 &&
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@ -10,10 +10,11 @@ import PlayArrowIcon from '@mui/icons-material/PlayArrow';
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import BoltIcon from '@mui/icons-material/Bolt';
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import SkipNextIcon from '@mui/icons-material/SkipNext';
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import TrendingFlatIcon from '@mui/icons-material/TrendingFlat';
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import AccessAlarmIcon from '@mui/icons-material/AccessAlarm';
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import StopIcon from '@mui/icons-material/Stop';
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import { formatTime } from "./util";
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import { InsertMode } from "../VisualEditor/VisualEditor";
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import { DiamondShape } from "../VisualEditor/RountangleSVG";
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export type TopPanelProps = {
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rt?: BigStep,
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@ -33,16 +34,21 @@ function RountangleIcon(props: {kind: string}) {
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x={1} y={1}
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width={18} height={18}
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className={`rountangle ${props.kind}`}
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style={props.kind === "or" ? {strokeDasharray: '3 2'}: {}}
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style={{...(props.kind === "or" ? {strokeDasharray: '3 2'}: {}), strokeWidth: 1.2}}
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/>
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</svg>;
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}
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function PseudoStateIcon(props: {}) {
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return <svg width={20} height={20}>
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<g transform="translate(2,1)">
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<DiamondShape geometry={{topLeft:{x:0,y:0}, size:{x:16,y:18}}} extraAttrs={{className: 'rountangle pseudo'}}/>
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</g>
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const w=20, h=20;
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return <svg width={w} height={h}>
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<polygon
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points={`
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${w/2} ${1},
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${w-1} ${h/2},
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${w/2} ${h-1},
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${1} ${h/2},
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`} fill="white" stroke="black" strokeWidth={1.2}/>
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</svg>;
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}
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@ -106,23 +112,24 @@ export function TopPanel({rt, time, setTime, onInit, onClear, onRaise, ast, mode
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["or", "OR-states", <RountangleIcon kind="or"/>],
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["pseudo", "pseudo-states", <PseudoStateIcon/>],
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["transition", "transitions", <TrendingFlatIcon fontSize="small"/>],
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["text", "text", <>T</>],
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["text", "text", <> T </>],
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] as [InsertMode, string, ReactElement][]).map(([m, hint, buttonTxt]) =>
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<button
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title={"insert "+hint}
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disabled={mode===m}
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className={mode===m ? "active":""}
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onClick={() => setMode(m)}
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>{buttonTxt}</button>)}
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</div>
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<div className="toolbar">
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<button title="(re)initialize simulation" onClick={onInit} ><CachedIcon fontSize="small"/><PlayArrowIcon fontSize="small"/></button>
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<button title="clear the simulation" onClick={onClear} disabled={!rt}><ClearIcon fontSize="small"/></button>
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<button title="pause the simulation" disabled={!rt || time.kind==="paused"} onClick={() => onChangePaused(true, performance.now())}><PauseIcon fontSize="small"/></button>
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<button title="run the simulation in real time" disabled={!rt || time.kind==="realtime"} onClick={() => onChangePaused(false, performance.now())}><PlayArrowIcon fontSize="small"/></button>
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<button title="(re)initialize simulation" onClick={onInit} ><PlayArrowIcon fontSize="small"/><CachedIcon fontSize="small"/></button>
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<button title="clear the simulation" onClick={onClear} disabled={!rt}><StopIcon fontSize="small"/></button>
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<button title="pause the simulation" disabled={!rt || time.kind==="paused"} className={(rt && time.kind==="paused") ? "active":""} onClick={() => onChangePaused(true, performance.now())}><PauseIcon fontSize="small"/></button>
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<button title="run the simulation in real time" disabled={!rt || time.kind==="realtime"} className={(rt && time.kind==="realtime") ? "active":""} onClick={() => onChangePaused(false, performance.now())}><PlayArrowIcon fontSize="small"/></button>
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{/* <ToggleButtonGroup value={time.kind} exclusive onChange={(_,newValue) => onChangePaused(newValue==="paused", performance.now())} size="small">
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<ToggleButton disableRipple value="paused" disabled={!rt}><PauseIcon/></ToggleButton>
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@ -155,12 +162,15 @@ export function TopPanel({rt, time, setTime, onInit, onClear, onRaise, ast, mode
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return {kind: "realtime", scale: time.scale, since: {simtime: nextTimedTransition[0], wallclktime: now}};
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}
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});
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}}><SkipNextIcon fontSize="small"/></button>
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}}><SkipNextIcon fontSize="small"/><AccessAlarmIcon fontSize="small"/></button>
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{ast.inputEvents &&
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<>
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{ast.inputEvents.map(({event, paramName}) =>
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<> <button title={`raise input event '${event}'`} disabled={!rt} onClick={() => {
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<><button title={`raise input event '${event}'`} disabled={!rt} onClick={() => {
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// @ts-ignore
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const param = document.getElementById(`input-${event}-param`)?.value;
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let paramParsed;
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try {
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@ -176,7 +186,7 @@ export function TopPanel({rt, time, setTime, onInit, onClear, onRaise, ast, mode
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}}>
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<BoltIcon fontSize="small"/>
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{event}
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</button>{paramName && <><input id={`input-${event}-param`} style={{width: 20}} placeholder={paramName}/></>}</>)}
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</button>{paramName && <><input id={`input-${event}-param`} style={{width: 20}} placeholder={paramName}/></>} </>)}
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</>
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}
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@ -22,11 +22,16 @@ export function ArrowSVG(props: { arrow: Arrow; selected: string[]; errors: stri
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data-uid={uid}
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data-parts="start end" />
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{props.errors.length > 0 && <text className="error" x={(start.x + end.x) / 2 + 5} y={(start.y + end.y) / 2} data-uid={uid} data-parts="start end">{props.errors.join(' ')}</text>}
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{props.errors.length > 0 && <text
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className="error"
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x={(start.x + end.x) / 2 + 5}
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y={(start.y + end.y) / 2}
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textAnchor="middle"
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data-uid={uid}
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data-parts="start end">{props.errors.join(' ')}</text>}
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<path
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className="pathHelper"
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// markerEnd='url(#arrowEnd)'
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d={`M ${start.x} ${start.y}
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${arcOrLine}
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${end.x} ${end.y}`}
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37
src/VisualEditor/DiamondSVG.tsx
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37
src/VisualEditor/DiamondSVG.tsx
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@ -0,0 +1,37 @@
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import { Diamond, RountanglePart } from "@/statecharts/concrete_syntax";
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import { rountangleMinSize } from "./VisualEditor";
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import { Rect2D, Vec2D } from "./geometry";
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import { RectHelper } from "./RectHelpers";
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export function DiamondShape(props: {size: Vec2D, extraAttrs: object}) {
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const minSize = rountangleMinSize(props.size);
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return <polygon
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points={`
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${minSize.x/2} ${0},
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${minSize.x} ${minSize.y/2},
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${minSize.x/2} ${minSize.y},
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${0} ${minSize.y/2}
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`}
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fill="white"
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stroke="black"
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strokeWidth={2}
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{...props.extraAttrs}
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/>;
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}
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export function DiamondSVG(props: { diamond: Diamond; selected: string[]; highlight: RountanglePart[]; errors: string[]; active: boolean; }) {
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const minSize = rountangleMinSize(props.diamond.size);
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const extraAttrs = {
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className: ''
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+ (props.selected.length === 4 ? " selected" : "")
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+ (props.errors.length > 0 ? " error" : "")
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+ (props.active ? " active" : ""),
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"data-uid": props.diamond.uid,
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"data-parts": "left top right bottom",
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};
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return <g transform={`translate(${props.diamond.topLeft.x} ${props.diamond.topLeft.y})`}>
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<DiamondShape size={minSize} extraAttrs={extraAttrs}/>
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<RectHelper uid={props.diamond.uid} size={minSize} highlight={props.highlight} selected={props.selected} />
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</g>;
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}
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3
src/VisualEditor/HistorySVG.tsx
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3
src/VisualEditor/HistorySVG.tsx
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@ -0,0 +1,3 @@
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export function ShallowHistorySVG() {
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}
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80
src/VisualEditor/RectHelpers.tsx
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80
src/VisualEditor/RectHelpers.tsx
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@ -0,0 +1,80 @@
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import { RountanglePart } from "../statecharts/concrete_syntax";
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import { Vec2D } from "./geometry";
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import { CORNER_HELPER_OFFSET, CORNER_HELPER_RADIUS } from "./parameters";
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export function RectHelper(props: { uid: string, size: Vec2D, selected: string[], highlight: RountanglePart[] }) {
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return <>
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<line
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className={"lineHelper"
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+ (props.selected.includes("top") ? " selected" : "")
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+ (props.highlight.includes("top") ? " highlight" : "")}
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x1={0}
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y1={0}
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x2={props.size.x}
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y2={0}
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data-uid={props.uid}
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data-parts="top" />
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<line
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className={"lineHelper"
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+ (props.selected.includes("right") ? " selected" : "")
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+ (props.highlight.includes("right") ? " highlight" : "")}
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x1={props.size.x}
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y1={0}
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x2={props.size.x}
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y2={props.size.y}
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data-uid={props.uid}
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data-parts="right" />
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<line
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className={"lineHelper"
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+ (props.selected.includes("bottom") ? " selected" : "")
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+ (props.highlight.includes("bottom") ? " highlight" : "")}
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x1={0}
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y1={props.size.y}
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x2={props.size.x}
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y2={props.size.y}
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data-uid={props.uid}
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data-parts="bottom" />
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<line
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className={"lineHelper"
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+ (props.selected.includes("left") ? " selected" : "")
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+ (props.highlight.includes("left") ? " highlight" : "")}
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x1={0}
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y1={0}
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x2={0}
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y2={props.size.y}
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data-uid={props.uid}
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data-parts="left" />
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<circle
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className="circleHelper corner"
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cx={CORNER_HELPER_OFFSET}
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cy={CORNER_HELPER_OFFSET}
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r={CORNER_HELPER_RADIUS}
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data-uid={props.uid}
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data-parts="top left" />
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<circle
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className="circleHelper corner"
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cx={props.size.x - CORNER_HELPER_OFFSET}
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cy={CORNER_HELPER_OFFSET}
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r={CORNER_HELPER_RADIUS}
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data-uid={props.uid}
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data-parts="top right" />
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<circle
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className="circleHelper corner"
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cx={props.size.x - CORNER_HELPER_OFFSET}
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cy={props.size.y - CORNER_HELPER_OFFSET}
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r={CORNER_HELPER_RADIUS}
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data-uid={props.uid}
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data-parts="bottom right" />
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<circle
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className="circleHelper corner"
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cx={CORNER_HELPER_OFFSET}
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cy={props.size.y - CORNER_HELPER_OFFSET}
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r={CORNER_HELPER_RADIUS}
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data-uid={props.uid}
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data-parts="bottom left" />
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<text x={10} y={20}
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className="uid"
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data-uid={props.uid}>{props.uid}</text>
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</>;
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}
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@ -1,20 +1,8 @@
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import { Rountangle, RountanglePart } from "../statecharts/concrete_syntax";
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import { Rect2D } from "./geometry";
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import { ROUNTANGLE_RADIUS, CORNER_HELPER_OFFSET, CORNER_HELPER_RADIUS } from "./parameters";
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import { ROUNTANGLE_RADIUS } from "./parameters";
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import { RectHelper } from "./RectHelpers";
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import { rountangleMinSize } from "./VisualEditor";
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export function DiamondShape(props: {geometry: Rect2D, extraAttrs: object}) {
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const {geometry} = props;
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return <polygon
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points={`
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${geometry.size.x/2} ${0},
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${geometry.size.x} ${geometry.size.y/2},
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${geometry.size.x/2} ${geometry.size.y},
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${0} ${geometry.size.y/2}
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`}
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{...props.extraAttrs}
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/>;
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}
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export function RountangleSVG(props: { rountangle: Rountangle; selected: string[]; highlight: RountanglePart[]; errors: string[]; active: boolean; }) {
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const { topLeft, size, uid } = props.rountangle;
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@ -31,9 +19,7 @@ export function RountangleSVG(props: { rountangle: Rountangle; selected: string[
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"data-parts": "left top right bottom",
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};
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return <g transform={`translate(${topLeft.x} ${topLeft.y})`}>
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{props.rountangle.kind === "pseudo" ?
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<DiamondShape geometry={props.rountangle} extraAttrs={extraAttrs}/>
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: <rect
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<rect
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rx={ROUNTANGLE_RADIUS} ry={ROUNTANGLE_RADIUS}
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x={0}
|
||||
y={0}
|
||||
|
|
@ -41,84 +27,12 @@ export function RountangleSVG(props: { rountangle: Rountangle; selected: string[
|
|||
height={minSize.y}
|
||||
{...extraAttrs}
|
||||
/>
|
||||
}
|
||||
|
||||
|
||||
{(props.errors.length > 0) &&
|
||||
<text className="error" x={10} y={40} data-uid={uid} data-parts="left top right bottom">{props.errors.join(' ')}</text>}
|
||||
|
||||
|
||||
<line
|
||||
className={"lineHelper"
|
||||
+ (props.selected.includes("top") ? " selected" : "")
|
||||
+ (props.highlight.includes("top") ? " highlight" : "")}
|
||||
x1={0}
|
||||
y1={0}
|
||||
x2={minSize.x}
|
||||
y2={0}
|
||||
data-uid={uid}
|
||||
data-parts="top" />
|
||||
<line
|
||||
className={"lineHelper"
|
||||
+ (props.selected.includes("right") ? " selected" : "")
|
||||
+ (props.highlight.includes("right") ? " highlight" : "")}
|
||||
x1={minSize.x}
|
||||
y1={0}
|
||||
x2={minSize.x}
|
||||
y2={minSize.y}
|
||||
data-uid={uid}
|
||||
data-parts="right" />
|
||||
<line
|
||||
className={"lineHelper"
|
||||
+ (props.selected.includes("bottom") ? " selected" : "")
|
||||
+ (props.highlight.includes("bottom") ? " highlight" : "")}
|
||||
x1={0}
|
||||
y1={minSize.y}
|
||||
x2={minSize.x}
|
||||
y2={minSize.y}
|
||||
data-uid={uid}
|
||||
data-parts="bottom" />
|
||||
<line
|
||||
className={"lineHelper"
|
||||
+ (props.selected.includes("left") ? " selected" : "")
|
||||
+ (props.highlight.includes("left") ? " highlight" : "")}
|
||||
x1={0}
|
||||
y1={0}
|
||||
x2={0}
|
||||
y2={minSize.y}
|
||||
data-uid={uid}
|
||||
data-parts="left" />
|
||||
|
||||
<circle
|
||||
className="circleHelper corner"
|
||||
cx={CORNER_HELPER_OFFSET}
|
||||
cy={CORNER_HELPER_OFFSET}
|
||||
r={CORNER_HELPER_RADIUS}
|
||||
data-uid={uid}
|
||||
data-parts="top left" />
|
||||
<circle
|
||||
className="circleHelper corner"
|
||||
cx={minSize.x - CORNER_HELPER_OFFSET}
|
||||
cy={CORNER_HELPER_OFFSET}
|
||||
r={CORNER_HELPER_RADIUS}
|
||||
data-uid={uid}
|
||||
data-parts="top right" />
|
||||
<circle
|
||||
className="circleHelper corner"
|
||||
cx={minSize.x - CORNER_HELPER_OFFSET}
|
||||
cy={minSize.y - CORNER_HELPER_OFFSET}
|
||||
r={CORNER_HELPER_RADIUS}
|
||||
data-uid={uid}
|
||||
data-parts="bottom right" />
|
||||
<circle
|
||||
className="circleHelper corner"
|
||||
cx={CORNER_HELPER_OFFSET}
|
||||
cy={minSize.y - CORNER_HELPER_OFFSET}
|
||||
r={CORNER_HELPER_RADIUS}
|
||||
data-uid={uid}
|
||||
data-parts="bottom left" />
|
||||
<text x={10} y={20}
|
||||
className="uid"
|
||||
data-uid={uid}>{uid}</text>
|
||||
<RectHelper uid={uid} size={minSize}
|
||||
selected={props.selected}
|
||||
highlight={props.highlight} />
|
||||
</g>;
|
||||
}
|
||||
|
|
|
|||
41
src/VisualEditor/TextSVG.tsx
Normal file
41
src/VisualEditor/TextSVG.tsx
Normal file
|
|
@ -0,0 +1,41 @@
|
|||
import { TraceableError } from "..//statecharts/parser";
|
||||
import {Text} from "../statecharts/concrete_syntax";
|
||||
|
||||
export function TextSVG(props: {text: Text, error: TraceableError|undefined, selected: boolean, highlight: boolean, onEdit: (newText: string) => void}) {
|
||||
const commonProps = {
|
||||
"data-uid": props.text.uid,
|
||||
"data-parts": "text",
|
||||
textAnchor: "middle" as "middle",
|
||||
className:
|
||||
(props.selected ? "selected":"")
|
||||
+(props.highlight ? " highlight":""),
|
||||
}
|
||||
|
||||
let textNode;
|
||||
if (props.error?.data?.location) {
|
||||
const {start,end} = props.error.data.location;
|
||||
textNode = <><text {...commonProps}>
|
||||
{props.text.text.slice(0, start.offset)}
|
||||
<tspan className="error" data-uid={props.text.uid} data-parts="text">
|
||||
{props.text.text.slice(start.offset, end.offset)}
|
||||
{start.offset === end.offset && <>_</>}
|
||||
</tspan>
|
||||
{props.text.text.slice(end.offset)}
|
||||
</text>
|
||||
<text className="error errorHover" y={20} textAnchor="middle">{props.error.message}</text></>;
|
||||
}
|
||||
else {
|
||||
textNode = <text {...commonProps}>{props.text.text}</text>;
|
||||
}
|
||||
|
||||
return <g
|
||||
key={props.text.uid}
|
||||
transform={`translate(${props.text.topLeft.x} ${props.text.topLeft.y})`}
|
||||
onDoubleClick={() => {
|
||||
const newText = prompt("", props.text.text);
|
||||
if (newText) {
|
||||
props.onEdit(newText);
|
||||
}
|
||||
}}
|
||||
>{textNode}</g>;
|
||||
}
|
||||
|
|
@ -143,9 +143,9 @@ text.selected, text.selected:hover {
|
|||
fill: blue;
|
||||
font-weight: 600;
|
||||
}
|
||||
text:hover {
|
||||
text:hover:not(:active) {
|
||||
fill: blue;
|
||||
/* cursor: grab; */
|
||||
cursor: grab;
|
||||
}
|
||||
|
||||
.highlight {
|
||||
|
|
|
|||
|
|
@ -2,7 +2,7 @@ import * as lz4 from "@nick/lz4";
|
|||
import { Dispatch, SetStateAction, useEffect, useRef, useState, MouseEvent } from "react";
|
||||
|
||||
import { Statechart } from "../statecharts/abstract_syntax";
|
||||
import { Arrow, ArrowPart, Rountangle, RountanglePart, Text, VisualEditorState, emptyState, findNearestArrow, findNearestRountangleSide, findRountangle } from "../statecharts/concrete_syntax";
|
||||
import { Arrow, ArrowPart, Diamond, Rountangle, RountanglePart, Text, VisualEditorState, emptyState, findNearestArrow, findNearestSide, findRountangle } from "../statecharts/concrete_syntax";
|
||||
import { parseStatechart, TraceableError } from "../statecharts/parser";
|
||||
import { BigStep } from "../statecharts/runtime_types";
|
||||
import { ArcDirection, Line2D, Rect2D, Vec2D, addV2D, arcDirection, area, getBottomSide, getLeftSide, getRightSide, getTopSide, isEntirelyWithin, normalizeRect, subtractV2D, transformLine, transformRect } from "./geometry";
|
||||
|
|
@ -12,6 +12,8 @@ import { getBBoxInSvgCoords } from "./svg_helper";
|
|||
import "./VisualEditor.css";
|
||||
import { ArrowSVG } from "./ArrowSVG";
|
||||
import { RountangleSVG } from "./RountangleSVG";
|
||||
import { TextSVG } from "./TextSVG";
|
||||
import { DiamondSVG } from "./DiamondSVG";
|
||||
|
||||
|
||||
type DraggingState = {
|
||||
|
|
@ -115,7 +117,6 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
}
|
||||
|
||||
const [dragging, setDragging] = useState<DraggingState>(null);
|
||||
const [showHelp, setShowHelp] = useState<boolean>(false);
|
||||
|
||||
// uid's of selected rountangles
|
||||
const [selection, setSelection] = useState<Selection>([]);
|
||||
|
|
@ -177,7 +178,7 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
// ignore selection, middle mouse button always inserts
|
||||
setState(state => {
|
||||
const newID = state.nextID.toString();
|
||||
if (mode === "and" || mode === "or" || mode === "pseudo") {
|
||||
if (mode === "and" || mode === "or") {
|
||||
// insert rountangle
|
||||
setSelection([{uid: newID, parts: ["bottom", "right"]}]);
|
||||
return {
|
||||
|
|
@ -191,6 +192,18 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
nextID: state.nextID+1,
|
||||
};
|
||||
}
|
||||
else if (mode === "pseudo") {
|
||||
setSelection([{uid: newID, parts: ["bottom", "right"]}]);
|
||||
return {
|
||||
...state,
|
||||
diamonds: [...state.diamonds, {
|
||||
uid: newID,
|
||||
topLeft: currentPointer,
|
||||
size: MIN_ROUNTANGLE_SIZE,
|
||||
}],
|
||||
nextID: state.nextID+1,
|
||||
};
|
||||
}
|
||||
else if (mode === "transition") {
|
||||
setSelection([{uid: newID, parts: ["end"]}]);
|
||||
return {
|
||||
|
|
@ -225,7 +238,9 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
|
||||
if (e.button === 0) {
|
||||
// left mouse button on a shape will drag that shape (and everything else that's selected). if the shape under the pointer was not in the selection then the selection is reset to contain only that shape.
|
||||
// @ts-ignore
|
||||
const uid = e.target?.dataset.uid;
|
||||
// @ts-ignore
|
||||
const parts: string[] = e.target?.dataset.parts?.split(' ') || [];
|
||||
if (uid) {
|
||||
checkPoint();
|
||||
|
|
@ -271,8 +286,7 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
return r;
|
||||
}
|
||||
return {
|
||||
uid: r.uid,
|
||||
kind: r.kind,
|
||||
...r,
|
||||
...transformRect(r, parts, pointerDelta),
|
||||
};
|
||||
})
|
||||
|
|
@ -283,7 +297,7 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
return a;
|
||||
}
|
||||
return {
|
||||
uid: a.uid,
|
||||
...a,
|
||||
...transformLine(a, parts, pointerDelta),
|
||||
}
|
||||
}),
|
||||
|
|
@ -293,11 +307,20 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
return t;
|
||||
}
|
||||
return {
|
||||
uid: t.uid,
|
||||
text: t.text,
|
||||
...t,
|
||||
topLeft: addV2D(t.topLeft, pointerDelta),
|
||||
}
|
||||
}),
|
||||
diamonds: state.diamonds.map(d => {
|
||||
const parts = selection.find(selected => selected.uid === d.uid)?.parts || [];
|
||||
if (parts.length === 0) {
|
||||
return d;
|
||||
}
|
||||
return {
|
||||
...d,
|
||||
...transformRect(d, parts, pointerDelta),
|
||||
}
|
||||
})
|
||||
}));
|
||||
setDragging({lastMousePos: currentPointer});
|
||||
}
|
||||
|
|
@ -312,7 +335,7 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
}
|
||||
};
|
||||
|
||||
const onMouseUp = (e) => {
|
||||
const onMouseUp = (e: {pageX: number, pageY: number}) => {
|
||||
if (dragging) {
|
||||
setDragging(null);
|
||||
// do not persist sizes smaller than 40x40
|
||||
|
|
@ -323,30 +346,15 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
...r,
|
||||
size: rountangleMinSize(r.size),
|
||||
})),
|
||||
diamonds: state.diamonds.map(d => ({
|
||||
...d,
|
||||
size: rountangleMinSize(d.size),
|
||||
}))
|
||||
};
|
||||
});
|
||||
}
|
||||
if (selectingState) {
|
||||
// we were making a selection
|
||||
if (selectingState.size.x === 0 && selectingState.size.y === 0) {
|
||||
const uid = e.target?.dataset.uid;
|
||||
const parts: string[] = e.target?.dataset.parts?.split(' ') || [];
|
||||
if (uid) {
|
||||
checkPoint();
|
||||
// @ts-ignore
|
||||
setSelection(() => ([{uid, parts}]));
|
||||
|
||||
// if the mouse button is pressed outside of the current selection, we reset the selection to whatever shape the mouse is on
|
||||
let allPartsInSelection = true;
|
||||
for (const part of parts) {
|
||||
if (!(selection.find(s => s.uid === uid)?.parts || [] as string[]).includes(part)) {
|
||||
allPartsInSelection = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
else {
|
||||
const normalizedSS = normalizeRect(selectingState);
|
||||
const shapes = Array.from(refSVG.current?.querySelectorAll("rect, line, circle, text") || []) as SVGGraphicsElement[];
|
||||
const shapesInSelection = shapes.filter(el => {
|
||||
|
|
@ -370,7 +378,6 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
parts: [...parts],
|
||||
})));
|
||||
}
|
||||
}
|
||||
setSelectingState(null); // no longer making a selection
|
||||
};
|
||||
|
||||
|
|
@ -380,6 +387,7 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
rountangles: state.rountangles.filter(r => !selection.some(rs => rs.uid === r.uid)),
|
||||
arrows: state.arrows.filter(a => !selection.some(as => as.uid === a.uid)),
|
||||
texts: state.texts.filter(t => !selection.some(ts => ts.uid === t.uid)),
|
||||
diamonds: state.diamonds.filter(d => !selection.some(ds => ds.uid === d.uid)),
|
||||
}));
|
||||
setSelection([]);
|
||||
}
|
||||
|
|
@ -412,74 +420,17 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
return selection;
|
||||
});
|
||||
}
|
||||
if (e.key === "p") {
|
||||
// selected states become pseudo-states
|
||||
setSelection(selection => {
|
||||
setState(state => ({
|
||||
...state,
|
||||
rountangles: state.rountangles.map(r => selection.some(rs => rs.uid === r.uid) ? ({...r, kind: "pseudo"}) : r),
|
||||
}));
|
||||
return selection;
|
||||
});
|
||||
}
|
||||
if (e.key === "h") {
|
||||
setShowHelp(showHelp => !showHelp);
|
||||
}
|
||||
if (e.ctrlKey) {
|
||||
// if (e.key === "c") {
|
||||
// if (selection.length > 0) {
|
||||
// e.preventDefault();
|
||||
// setClipboard(new Set(selection.map(shape => shape.uid)));
|
||||
// console.log('set clipboard', new Set(selection.map(shape => shape.uid)));
|
||||
// }
|
||||
// }
|
||||
// if (e.key === "v") {
|
||||
// console.log('paste shortcut..', clipboard);
|
||||
// if (clipboard.size > 0) {
|
||||
// console.log('pasting...a');
|
||||
// e.preventDefault();
|
||||
// checkPoint();
|
||||
// const offset = {x: 40, y: 40};
|
||||
// const rountanglesToCopy = state.rountangles.filter(r => clipboard.has(r.uid));
|
||||
// const arrowsToCopy = state.arrows.filter(a => clipboard.has(a.uid));
|
||||
// const textsToCopy = state.texts.filter(t => clipboard.has(t.uid));
|
||||
// let nextUid = state.nextID;
|
||||
// const rountanglesCopied: Rountangle[] = rountanglesToCopy.map(r => ({
|
||||
// ...r,
|
||||
// uid: (nextUid++).toString(),
|
||||
// topLeft: addV2D(r.topLeft, offset),
|
||||
// }));
|
||||
// const arrowsCopied: Arrow[] = arrowsToCopy.map(a => ({
|
||||
// ...a,
|
||||
// uid: (nextUid++).toString(),
|
||||
// start: addV2D(a.start, offset),
|
||||
// end: addV2D(a.end, offset),
|
||||
// }));
|
||||
// const textsCopied: Text[] = textsToCopy.map(t => ({
|
||||
// ...t,
|
||||
// uid: (nextUid++).toString(),
|
||||
// topLeft: addV2D(t.topLeft, offset),
|
||||
// }));
|
||||
// if (e.key === "p") {
|
||||
// // selected states become pseudo-states
|
||||
// setSelection(selection => {
|
||||
// setState(state => ({
|
||||
// ...state,
|
||||
// rountangles: [...state.rountangles, ...rountanglesCopied],
|
||||
// arrows: [...state.arrows, ...arrowsCopied],
|
||||
// texts: [...state.texts, ...textsCopied],
|
||||
// nextID: nextUid,
|
||||
// rountangles: state.rountangles.map(r => selection.some(rs => rs.uid === r.uid) ? ({...r, kind: "pseudo"}) : r),
|
||||
// }));
|
||||
// setClipboard(new Set([
|
||||
// ...rountanglesCopied.map(r => r.uid),
|
||||
// ...arrowsCopied.map(a => a.uid),
|
||||
// ...textsCopied.map(t => t.uid),
|
||||
// ]));
|
||||
// // @ts-ignore
|
||||
// setSelection([
|
||||
// ...rountanglesCopied.map(r => ({uid: r.uid, parts: ["left", "top", "right", "bottom"]})),
|
||||
// ...arrowsCopied.map(a => ({uid: a.uid, parts: ["start", "end"]})),
|
||||
// ...textsCopied.map(t => ({uid: t.uid, parts: ["text"]})),
|
||||
// ]);
|
||||
// }
|
||||
// return selection;
|
||||
// });
|
||||
// }
|
||||
if (e.ctrlKey) {
|
||||
if (e.key === "z") {
|
||||
e.preventDefault();
|
||||
undo();
|
||||
|
|
@ -498,11 +449,6 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
...state.texts.map(t => ({uid: t.uid, parts: ["text"]})),
|
||||
]);
|
||||
}
|
||||
|
||||
if (e.key === "c") {
|
||||
// e.preventDefault();
|
||||
// setClipboard()
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
|
|
@ -525,9 +471,12 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
const arrow2TextMap = new Map<string,string[]>();
|
||||
const text2RountangleMap = new Map<string, string>();
|
||||
const rountangle2TextMap = new Map<string, string[]>();
|
||||
|
||||
// arrow <-> (rountangle | diamond)
|
||||
for (const arrow of state.arrows) {
|
||||
const startSide = findNearestRountangleSide(arrow, "start", state.rountangles);
|
||||
const endSide = findNearestRountangleSide(arrow, "end", state.rountangles);
|
||||
const sides = [...state.rountangles, ...state.diamonds];
|
||||
const startSide = findNearestSide(arrow, "start", sides);
|
||||
const endSide = findNearestSide(arrow, "end", sides);
|
||||
if (startSide || endSide) {
|
||||
arrow2SideMap.set(arrow.uid, [startSide, endSide]);
|
||||
}
|
||||
|
|
@ -542,6 +491,7 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
side2ArrowMap.set(endSide.uid + '/' + endSide.part, arrowConns);
|
||||
}
|
||||
}
|
||||
// text <-> arrow
|
||||
for (const text of state.texts) {
|
||||
const nearestArrow = findNearestArrow(text.topLeft, state.arrows);
|
||||
if (nearestArrow) {
|
||||
|
|
@ -552,7 +502,7 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
arrow2TextMap.set(nearestArrow.uid, textsOfArrow);
|
||||
}
|
||||
else {
|
||||
// no arrow, then the text belongs to the rountangle it is in
|
||||
// text <-> rountangle
|
||||
const rountangle = findRountangle(text.topLeft, state.rountangles);
|
||||
if (rountangle) {
|
||||
text2RountangleMap.set(text.uid, rountangle.uid);
|
||||
|
|
@ -677,9 +627,35 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
deleteShapes(selection);
|
||||
e.preventDefault();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
function onEditText(text: Text, newText: string) {
|
||||
if (newText === "") {
|
||||
// delete text node
|
||||
setState(state => ({
|
||||
...state,
|
||||
texts: state.texts.filter(t => t.uid !== text.uid),
|
||||
}));
|
||||
}
|
||||
else {
|
||||
setState(state => ({
|
||||
...state,
|
||||
texts: state.texts.map(t => {
|
||||
if (t.uid === text.uid) {
|
||||
return {
|
||||
...text,
|
||||
text: newText,
|
||||
}
|
||||
}
|
||||
else {
|
||||
return t;
|
||||
}
|
||||
}),
|
||||
}));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
const active = rt?.mode || new Set();
|
||||
|
||||
const rootErrors = errors.filter(({shapeUid}) => shapeUid === "root").map(({message}) => message);
|
||||
|
|
@ -689,8 +665,12 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
onMouseDown={onMouseDown}
|
||||
onContextMenu={e => e.preventDefault()}
|
||||
ref={refSVG}
|
||||
|
||||
// @ts-ignore
|
||||
onCopy={onCopy}
|
||||
// @ts-ignore
|
||||
onPaste={onPaste}
|
||||
// @ts-ignore
|
||||
onCut={onCut}
|
||||
>
|
||||
<defs>
|
||||
|
|
@ -699,9 +679,10 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
viewBox="0 0 10 10"
|
||||
refX="5"
|
||||
refY="5"
|
||||
markerWidth="6"
|
||||
markerHeight="6"
|
||||
orient="auto-start-reverse">
|
||||
markerWidth="12"
|
||||
markerHeight="12"
|
||||
orient="auto-start-reverse"
|
||||
markerUnits="userSpaceOnUse">
|
||||
<path d="M 0 0 L 10 5 L 0 10 z" />
|
||||
</marker>
|
||||
</defs>
|
||||
|
|
@ -719,6 +700,18 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
active={active.has(rountangle.uid)}
|
||||
/>)}
|
||||
|
||||
{state.diamonds.map(diamond => <>
|
||||
<DiamondSVG
|
||||
key={diamond.uid}
|
||||
diamond={diamond}
|
||||
selected={selection.find(r => r.uid === diamond.uid)?.parts || []}
|
||||
highlight={[...(sidesToHighlight[diamond.uid] || []), ...(rountanglesToHighlight[diamond.uid]?["left","right","top","bottom"]:[]) as RountanglePart[]]}
|
||||
errors={errors
|
||||
.filter(({shapeUid}) => shapeUid === diamond.uid)
|
||||
.map(({message}) => message)}
|
||||
active={active.has(diamond.uid)}/>
|
||||
</>)}
|
||||
|
||||
{state.arrows.map(arrow => {
|
||||
const sides = arrow2SideMap.get(arrow.uid);
|
||||
let arc = "no" as ArcDirection;
|
||||
|
|
@ -739,60 +732,14 @@ export function VisualEditor({setAST, rt, errors, setErrors, mode}: VisualEditor
|
|||
)}
|
||||
|
||||
{state.texts.map(txt => {
|
||||
const err = errors.find(({shapeUid}) => txt.uid === shapeUid);
|
||||
const commonProps = {
|
||||
"data-uid": txt.uid,
|
||||
"data-parts": "text",
|
||||
textAnchor: "middle" as "middle",
|
||||
className:
|
||||
(selection.find(s => s.uid === txt.uid)?.parts?.length ? "selected":"")
|
||||
+(textsToHighlight.hasOwnProperty(txt.uid)?" highlight":""),
|
||||
}
|
||||
let textNode;
|
||||
if (err?.data?.location) {
|
||||
const {start,end} = err.data.location;
|
||||
textNode = <><text {...commonProps}>
|
||||
{txt.text.slice(0, start.offset)}
|
||||
<tspan className="error" data-uid={txt.uid} data-parts="text">
|
||||
{txt.text.slice(start.offset, end.offset)}
|
||||
{start.offset === end.offset && <>_</>}
|
||||
</tspan>
|
||||
{txt.text.slice(end.offset)}
|
||||
</text>
|
||||
<text className="error errorHover" y={20} textAnchor="middle">{err.message}</text></>;
|
||||
}
|
||||
else {
|
||||
textNode = <text {...commonProps}>{txt.text}</text>;
|
||||
}
|
||||
return <g
|
||||
key={txt.uid}
|
||||
transform={`translate(${txt.topLeft.x} ${txt.topLeft.y})`}
|
||||
onDoubleClick={() => {
|
||||
const newText = prompt("", txt.text);
|
||||
if (newText) {
|
||||
setState(state => ({
|
||||
...state,
|
||||
texts: state.texts.map(t => {
|
||||
if (t.uid === txt.uid) {
|
||||
return {
|
||||
...txt,
|
||||
text: newText,
|
||||
}
|
||||
}
|
||||
else {
|
||||
return t;
|
||||
}
|
||||
}),
|
||||
}));
|
||||
}
|
||||
else if (newText === "") {
|
||||
setState(state => ({
|
||||
...state,
|
||||
texts: state.texts.filter(t => t.uid !== txt.uid),
|
||||
}));
|
||||
}
|
||||
}}
|
||||
>{textNode}</g>;})}
|
||||
return <TextSVG
|
||||
error={errors.find(({shapeUid}) => txt.uid === shapeUid)}
|
||||
text={txt}
|
||||
selected={Boolean(selection.find(s => s.uid === txt.uid)?.parts?.length)}
|
||||
highlight={textsToHighlight.hasOwnProperty(txt.uid)}
|
||||
onEdit={newText => onEditText(txt, newText)}
|
||||
/>
|
||||
})}
|
||||
|
||||
{selectingState && <Selecting {...selectingState} />}
|
||||
</svg>;
|
||||
|
|
|
|||
|
|
@ -1,33 +1,43 @@
|
|||
import { Action, EventTrigger, ParsedText, TransitionLabel } from "./label_ast";
|
||||
import { Action, EventTrigger, ParsedText } from "./label_ast";
|
||||
|
||||
export type AbstractState = {
|
||||
uid: string;
|
||||
parent?: ConcreteState;
|
||||
children: ConcreteState[];
|
||||
comments: [string, string][]; // array of tuple (text-uid, text-text)
|
||||
entryActions: Action[];
|
||||
exitActions: Action[];
|
||||
depth: number;
|
||||
timers: number[]; // list of timeouts (e.g., the state having an outgoing transition with trigger "after 4s" would appear as the number 4000 in this list)
|
||||
}
|
||||
|
||||
export type StableState = {
|
||||
kind: "and" | "or";
|
||||
children: ConcreteState[];
|
||||
timers: number[]; // list of timeouts (e.g., the state having an outgoing transition with trigger "after 4s" would appear as the number 4000 in this list)
|
||||
} & AbstractState;
|
||||
|
||||
export type AndState = {
|
||||
kind: "and";
|
||||
} & AbstractState;
|
||||
} & StableState;
|
||||
|
||||
export type OrState = {
|
||||
kind: "or";
|
||||
// array of tuples: (uid of Arrow indicating initial state, initial state)
|
||||
// in a valid AST, there must be one initial state, but we allow the user to draw crazy shit
|
||||
initial: [string, ConcreteState][];
|
||||
} & AbstractState;
|
||||
} & StableState;
|
||||
|
||||
export type PseudoState = {
|
||||
kind: "pseudo";
|
||||
uid: string;
|
||||
comments: [string, string][];
|
||||
};
|
||||
|
||||
export type ConcreteState = AndState | OrState;
|
||||
|
||||
export type Transition = {
|
||||
uid: string;
|
||||
src: ConcreteState;
|
||||
tgt: ConcreteState;
|
||||
uid: string; // uid of arrow in concrete syntax
|
||||
src: ConcreteState | PseudoState;
|
||||
tgt: ConcreteState | PseudoState;
|
||||
label: ParsedText[];
|
||||
}
|
||||
|
||||
|
|
@ -41,7 +51,7 @@ export type Statechart = {
|
|||
internalEvents: EventTrigger[];
|
||||
outputEvents: Set<string>;
|
||||
|
||||
uid2State: Map<string, ConcreteState>;
|
||||
uid2State: Map<string, ConcreteState|PseudoState>;
|
||||
}
|
||||
|
||||
const emptyRoot: OrState = {
|
||||
|
|
@ -87,6 +97,57 @@ export function isOverlapping(a: ConcreteState, b: ConcreteState): boolean {
|
|||
}
|
||||
}
|
||||
|
||||
|
||||
export function computeLCA(a: ConcreteState, b: ConcreteState): ConcreteState {
|
||||
if (a === b) {
|
||||
return a;
|
||||
}
|
||||
if (a.depth > b.depth) {
|
||||
return computeLCA(a.parent!, b);
|
||||
}
|
||||
return computeLCA(a, b.parent!);
|
||||
}
|
||||
|
||||
export function computeLCA2(states: ConcreteState[]): ConcreteState {
|
||||
if (states.length === 0) {
|
||||
throw new Error("cannot compute LCA of empty set of states");
|
||||
}
|
||||
if (states.length === 1) {
|
||||
return states[0];
|
||||
}
|
||||
// 2 states or more
|
||||
return states.reduce((acc, cur) => computeLCA(acc, cur));
|
||||
}
|
||||
|
||||
export function getPossibleTargets(t: Transition, ts: Map<string, Transition[]>): ConcreteState[] {
|
||||
if (t.tgt.kind !== "pseudo") {
|
||||
return [t.tgt];
|
||||
}
|
||||
const pseudoOutgoing = ts.get(t.tgt.uid) || [];
|
||||
return pseudoOutgoing.flatMap(t => getPossibleTargets(t, ts));
|
||||
}
|
||||
|
||||
export function computeArena2(t: Transition, ts: Map<string, Transition[]>): OrState {
|
||||
const tgts = getPossibleTargets(t, ts);
|
||||
let lca = computeLCA2([t.src as ConcreteState, ...tgts]);
|
||||
while (lca.kind !== "or") {
|
||||
lca = lca.parent!;
|
||||
}
|
||||
return lca as OrState;
|
||||
}
|
||||
|
||||
// Assuming ancestor is already entered, what states to enter in order to enter descendants?
|
||||
// E.g.
|
||||
// root > A > B > C > D
|
||||
// computePath({ancestor: A, descendant: A}) = []
|
||||
// computePath({ancestor: A, descendant: C}) = [B, C]
|
||||
export function computePath({ancestor, descendant}: {ancestor: ConcreteState, descendant: ConcreteState}): ConcreteState[] {
|
||||
if (ancestor === descendant) {
|
||||
return [];
|
||||
}
|
||||
return [...computePath({ancestor, descendant: descendant.parent!}), descendant];
|
||||
}
|
||||
|
||||
// the arena of a transition is the lowest common ancestor state that is an OR-state
|
||||
// see "Deconstructing the Semantics of Big-Step Modelling Languages" by Shahram Esmaeilsabzali, 2009
|
||||
export function computeArena({src, tgt}: {src: ConcreteState, tgt: ConcreteState}): {
|
||||
|
|
@ -98,7 +159,7 @@ export function computeArena({src, tgt}: {src: ConcreteState, tgt: ConcreteState
|
|||
const path = isAncestorOf({descendant: src, ancestor: tgt});
|
||||
if (path) {
|
||||
if (tgt.kind === "or") {
|
||||
return {arena: tgt, srcPath: path, tgtPath: [tgt]};
|
||||
return {arena: tgt as OrState, srcPath: path, tgtPath: [tgt]};
|
||||
}
|
||||
}
|
||||
// keep looking
|
||||
|
|
@ -126,8 +187,7 @@ export function getDescendants(state: ConcreteState): Set<string> {
|
|||
// the 'description' of a state is a human-readable string that (hopefully) identifies the state.
|
||||
// if the state contains a comment, we take the 'first' (= visually topmost) comment
|
||||
// otherwise we fall back to the state's UID.
|
||||
export function stateDescription(state: ConcreteState) {
|
||||
export function stateDescription(state: ConcreteState | PseudoState) {
|
||||
const description = state.comments.length > 0 ? state.comments[0][1] : state.uid;
|
||||
return description;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -42,5 +42,10 @@ export function evalExpr(expr: Expression, environment: Environment): any {
|
|||
const rhs = evalExpr(expr.rhs, environment);
|
||||
return BINARY_OPERATOR_MAP.get(expr.operator)!(lhs, rhs);
|
||||
}
|
||||
else if (expr.kind === "call") {
|
||||
const fn = evalExpr(expr.fn, environment);
|
||||
const param = evalExpr(expr.param, environment);
|
||||
return fn(param);
|
||||
}
|
||||
throw new Error("should never reach here");
|
||||
}
|
||||
|
|
|
|||
|
|
@ -4,7 +4,11 @@ import { sides } from "../VisualEditor/VisualEditor";
|
|||
|
||||
export type Rountangle = {
|
||||
uid: string;
|
||||
kind: "and" | "or" | "pseudo";
|
||||
kind: "and" | "or";
|
||||
} & Rect2D;
|
||||
|
||||
export type Diamond = {
|
||||
uid: string;
|
||||
} & Rect2D;
|
||||
|
||||
export type Text = {
|
||||
|
|
@ -21,6 +25,7 @@ export type VisualEditorState = {
|
|||
rountangles: Rountangle[];
|
||||
texts: Text[];
|
||||
arrows: Arrow[];
|
||||
diamonds: Diamond[];
|
||||
nextID: number;
|
||||
};
|
||||
|
||||
|
|
@ -28,8 +33,8 @@ export type VisualEditorState = {
|
|||
export type RountanglePart = "left" | "top" | "right" | "bottom";
|
||||
export type ArrowPart = "start" | "end";
|
||||
|
||||
export const emptyState = {
|
||||
rountangles: [], texts: [], arrows: [], nextID: 0,
|
||||
export const emptyState: VisualEditorState = {
|
||||
rountangles: [], texts: [], arrows: [], diamonds: [], nextID: 0,
|
||||
};
|
||||
|
||||
export const onOffStateMachine = {
|
||||
|
|
@ -45,7 +50,7 @@ export const onOffStateMachine = {
|
|||
};
|
||||
|
||||
// used to find which rountangle an arrow connects to (src/tgt)
|
||||
export function findNearestRountangleSide(arrow: Line2D, arrowPart: "start" | "end", candidates: Rountangle[]): {uid: string, part: RountanglePart} | undefined {
|
||||
export function findNearestSide(arrow: Line2D, arrowPart: "start" | "end", candidates: (Rountangle|Diamond)[]): {uid: string, part: RountanglePart} | undefined {
|
||||
let best = Infinity;
|
||||
let bestSide: undefined | {uid: string, part: RountanglePart};
|
||||
for (const rountangle of candidates) {
|
||||
|
|
|
|||
|
|
@ -1,11 +1,11 @@
|
|||
import { computeArena2, computePath, ConcreteState, getDescendants, isOverlapping, OrState, StableState, Statechart, stateDescription, Transition } from "./abstract_syntax";
|
||||
import { evalExpr } from "./actionlang_interpreter";
|
||||
import { computeArena, ConcreteState, getDescendants, isOverlapping, OrState, Statechart, stateDescription, Transition } from "./abstract_syntax";
|
||||
import { Action, AfterTrigger, EventTrigger } from "./label_ast";
|
||||
import { Environment, RaisedEvents, Mode, RT_Statechart, initialRaised, BigStepOutput, Timers, RT_Event, TimerElapseEvent } from "./runtime_types";
|
||||
import { Action, EventTrigger, TransitionLabel } from "./label_ast";
|
||||
import { BigStepOutput, Environment, initialRaised, Mode, RaisedEvents, RT_Event, RT_Statechart, TimerElapseEvent, Timers } from "./runtime_types";
|
||||
|
||||
export function initialize(ast: Statechart): BigStepOutput {
|
||||
let {enteredStates, environment, ...raised} = enterDefault(0, ast.root, {
|
||||
environment: new Environment(),
|
||||
environment: new Environment([new Map([["_timers", []]])]),
|
||||
...initialRaised,
|
||||
});
|
||||
return handleInternalEvents(0, ast, {mode: enteredStates, environment, ...raised});
|
||||
|
|
@ -18,12 +18,15 @@ type ActionScope = {
|
|||
type EnteredScope = { enteredStates: Mode } & ActionScope;
|
||||
|
||||
export function entryActions(simtime: number, state: ConcreteState, actionScope: ActionScope): ActionScope {
|
||||
// console.log('enter', stateDescription(state), '...');
|
||||
let {environment, ...rest} = actionScope;
|
||||
environment = environment.pushScope();
|
||||
for (const action of state.entryActions) {
|
||||
(actionScope = execAction(action, actionScope));
|
||||
({environment, ...rest} = execAction(action, {environment, ...rest}));
|
||||
}
|
||||
// schedule timers
|
||||
// we store timers in the environment (dirty!)
|
||||
let environment = actionScope.environment.transform<Timers>("_timers", oldTimers => {
|
||||
environment = environment.transform<Timers>("_timers", oldTimers => {
|
||||
const newTimers = [
|
||||
...oldTimers,
|
||||
...state.timers.map(timeOffset => {
|
||||
|
|
@ -35,20 +38,21 @@ export function entryActions(simtime: number, state: ConcreteState, actionScope:
|
|||
return newTimers;
|
||||
}, []);
|
||||
// new nested scope
|
||||
environment = environment.pushScope();
|
||||
return {...actionScope, environment};
|
||||
return {environment, ...rest};
|
||||
}
|
||||
|
||||
export function exitActions(simtime: number, state: ConcreteState, actionScope: ActionScope): ActionScope {
|
||||
// console.log('exit', stateDescription(state), '...');
|
||||
for (const action of state.exitActions) {
|
||||
(actionScope = execAction(action, actionScope));
|
||||
}
|
||||
let environment = actionScope.environment.popScope();
|
||||
let environment = actionScope.environment;
|
||||
// cancel timers
|
||||
environment = environment.transform<Timers>("_timers", oldTimers => {
|
||||
// remove all timers of 'state':
|
||||
return oldTimers.filter(([_, {state: s}]) => s !== state.uid);
|
||||
}, []);
|
||||
environment = environment.popScope();
|
||||
return {...actionScope, environment};
|
||||
}
|
||||
|
||||
|
|
@ -193,42 +197,42 @@ export function execAction(action: Action, rt: ActionScope): ActionScope {
|
|||
throw new Error("should never reach here");
|
||||
}
|
||||
|
||||
export function handleEvent(simtime: number, event: RT_Event, statechart: Statechart, activeParent: ConcreteState, {environment, mode, ...raised}: RT_Statechart & RaisedEvents): RT_Statechart & RaisedEvents {
|
||||
export function handleEvent(simtime: number, event: RT_Event, statechart: Statechart, activeParent: StableState, {environment, mode, ...raised}: RT_Statechart & RaisedEvents): RT_Statechart & RaisedEvents {
|
||||
const arenasFired = new Set<OrState>();
|
||||
for (const state of activeParent.children) {
|
||||
if (mode.has(state.uid)) {
|
||||
const outgoing = statechart.transitions.get(state.uid) || [];
|
||||
const labels = outgoing.flatMap(t =>
|
||||
t.label
|
||||
.filter(l => l.kind === "transitionLabel")
|
||||
.map(l => [t,l] as [Transition, TransitionLabel]));
|
||||
let triggered;
|
||||
if (event.kind === "input") {
|
||||
// get transitions triggered by event
|
||||
triggered = outgoing.filter(transition => {
|
||||
const trigger = transition.label[0].trigger;
|
||||
if (trigger.kind === "event") {
|
||||
return trigger.event === event.name;
|
||||
}
|
||||
return false;
|
||||
});
|
||||
triggered = labels.filter(([_t,l]) =>
|
||||
l.trigger.kind === "event" && l.trigger.event === event.name);
|
||||
}
|
||||
else {
|
||||
// get transitions triggered by timeout
|
||||
triggered = outgoing.filter(transition => {
|
||||
const trigger = transition.label[0].trigger;
|
||||
if (trigger.kind === "after") {
|
||||
return trigger.durationMs === event.timeDurMs;
|
||||
}
|
||||
return false;
|
||||
});
|
||||
triggered = labels.filter(([_t,l]) =>
|
||||
l.trigger.kind === "after" && l.trigger.durationMs === event.timeDurMs);
|
||||
}
|
||||
// eval guard
|
||||
const enabled = triggered.filter(transition =>
|
||||
evalExpr(transition.label[0].guard, environment)
|
||||
);
|
||||
const guardEnvironment = environment.set("inState", (stateLabel: string) => {
|
||||
for (const [uid, state] of statechart.uid2State.entries()) {
|
||||
if (stateDescription(state) === stateLabel) {
|
||||
return (mode.has(uid));
|
||||
}
|
||||
}
|
||||
});
|
||||
const enabled = triggered.filter(([t,l]) =>
|
||||
evalExpr(l.guard, guardEnvironment));
|
||||
if (enabled.length > 0) {
|
||||
if (enabled.length > 1) {
|
||||
console.warn('nondeterminism!!!!');
|
||||
}
|
||||
const t = enabled[0];
|
||||
const {arena, srcPath, tgtPath} = computeArena(t);
|
||||
const [t,l] = enabled[0]; // just pick one transition
|
||||
const arena = computeArena2(t, statechart.transitions);
|
||||
let overlapping = false;
|
||||
for (const alreadyFired of arenasFired) {
|
||||
if (isOverlapping(arena, alreadyFired)) {
|
||||
|
|
@ -236,20 +240,18 @@ export function handleEvent(simtime: number, event: RT_Event, statechart: Statec
|
|||
}
|
||||
}
|
||||
if (!overlapping) {
|
||||
let oldValue;
|
||||
if (event.kind === "input" && event.param !== undefined) {
|
||||
// input events may have a parameter
|
||||
// add event parameter to environment in new scope
|
||||
environment = environment.pushScope();
|
||||
environment = environment.newVar(
|
||||
(t.label[0].trigger as EventTrigger).paramName as string,
|
||||
(l.trigger as EventTrigger).paramName as string,
|
||||
event.param,
|
||||
);
|
||||
}
|
||||
({mode, environment, ...raised} = fireTransition(simtime, t, arena, srcPath, tgtPath, {mode, environment, ...raised}));
|
||||
if (event.kind === "input" && event.param) {
|
||||
({mode, environment, ...raised} = fireTransition2(simtime, t, statechart.transitions, l, arena, {mode, environment, ...raised}));
|
||||
if (event.kind === "input" && event.param !== undefined) {
|
||||
environment = environment.popScope();
|
||||
// console.log('restored environment:', environment);
|
||||
}
|
||||
arenasFired.add(arena);
|
||||
}
|
||||
|
|
@ -288,27 +290,54 @@ function transitionDescription(t: Transition) {
|
|||
return stateDescription(t.src) + ' ➔ ' + stateDescription(t.tgt);
|
||||
}
|
||||
|
||||
export function fireTransition(simtime: number, t: Transition, arena: OrState, srcPath: ConcreteState[], tgtPath: ConcreteState[], {mode, environment, ...raised}: RT_Statechart & RaisedEvents): RT_Statechart & RaisedEvents {
|
||||
export function fireTransition2(simtime: number, t: Transition, ts: Map<string, Transition[]>, label: TransitionLabel, arena: OrState, {mode, environment, ...raised}: RT_Statechart & RaisedEvents): RT_Statechart & RaisedEvents {
|
||||
console.log('fire', transitionDescription(t));
|
||||
|
||||
console.log('fire ', transitionDescription(t), {arena, srcPath, tgtPath});
|
||||
const srcPath = computePath({ancestor: arena, descendant: t.src as ConcreteState}).reverse();
|
||||
|
||||
// exit src
|
||||
console.log('exit src...');
|
||||
({environment, ...raised} = exitPath(simtime, srcPath.slice(1), {environment, enteredStates: mode, ...raised}));
|
||||
// exit src and other states up to arena
|
||||
({environment, ...raised} = exitPath(simtime, srcPath, {environment, enteredStates: mode, ...raised}));
|
||||
const toExit = getDescendants(arena);
|
||||
toExit.delete(arena.uid); // do not exit the arena itself
|
||||
const exitedMode = mode.difference(toExit);
|
||||
const exitedMode = mode.difference(toExit); // active states after exiting the states we need to exit
|
||||
|
||||
// console.log({exitedMode});
|
||||
|
||||
return fireSecondHalfOfTransition(simtime, t, ts, label, arena, {mode: exitedMode, environment, ...raised});
|
||||
}
|
||||
|
||||
// assuming we've already exited the source state of the transition, now enter the target state
|
||||
// IF however, the target is a pseudo-state, DON'T enter it (pseudo-states are NOT states), instead fire the first pseudo-outgoing transition.
|
||||
export function fireSecondHalfOfTransition(simtime: number, t: Transition, ts: Map<string, Transition[]>, label: TransitionLabel, arena: OrState, {mode, environment, ...raised}: RT_Statechart & RaisedEvents): RT_Statechart & RaisedEvents {
|
||||
// exec transition actions
|
||||
for (const action of t.label[0].actions) {
|
||||
for (const action of label.actions) {
|
||||
({environment, ...raised} = execAction(action, {environment, ...raised}));
|
||||
}
|
||||
|
||||
if (t.tgt.kind === "pseudo") {
|
||||
const outgoing = ts.get(t.tgt.uid) || [];
|
||||
for (const nextT of outgoing) {
|
||||
for (const nextLabel of nextT.label) {
|
||||
if (nextLabel.kind === "transitionLabel") {
|
||||
if (evalExpr(nextLabel.guard, environment)) {
|
||||
console.log('fire', transitionDescription(nextT));
|
||||
// found ourselves an enabled transition
|
||||
return fireSecondHalfOfTransition(simtime, nextT, ts, nextLabel, arena, {mode, environment, ...raised});
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
throw new Error("stuck in pseudo-state!!")
|
||||
}
|
||||
else {
|
||||
const tgtPath = computePath({ancestor: arena, descendant: t.tgt});
|
||||
// enter tgt
|
||||
console.log('enter tgt...');
|
||||
let enteredStates;
|
||||
({enteredStates, environment, ...raised} = enterPath(simtime, tgtPath.slice(1), {environment, ...raised}));
|
||||
const enteredMode = exitedMode.union(enteredStates);
|
||||
({enteredStates, environment, ...raised} = enterPath(simtime, tgtPath, {environment, ...raised}));
|
||||
const enteredMode = mode.union(enteredStates);
|
||||
|
||||
// console.log({enteredMode});
|
||||
|
||||
return {mode: enteredMode, environment, ...raised};
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -19,7 +19,11 @@ export type ParserError = {
|
|||
uid: string; // uid of the text node
|
||||
}
|
||||
|
||||
export type Trigger = EventTrigger | AfterTrigger | EntryTrigger | ExitTrigger;
|
||||
export type Trigger = TriggerLess | EventTrigger | AfterTrigger | EntryTrigger | ExitTrigger;
|
||||
|
||||
export type TriggerLess = {
|
||||
kind: "triggerless";
|
||||
}
|
||||
|
||||
export type EventTrigger = {
|
||||
kind: "event";
|
||||
|
|
@ -55,7 +59,7 @@ export type RaiseEvent = {
|
|||
}
|
||||
|
||||
|
||||
export type Expression = BinaryExpression | UnaryExpression | VarRef | Literal;
|
||||
export type Expression = BinaryExpression | UnaryExpression | VarRef | Literal | FunctionCall;
|
||||
|
||||
export type BinaryExpression = {
|
||||
kind: "binaryExpr";
|
||||
|
|
|
|||
|
|
@ -211,9 +211,9 @@ function peg$parse(input, options) {
|
|||
const peg$e13 = peg$classExpectation([["0", "9"]], false, false, false);
|
||||
const peg$e14 = peg$literalExpectation("==", false);
|
||||
const peg$e15 = peg$literalExpectation("!=", false);
|
||||
const peg$e16 = peg$classExpectation(["<", ">"], false, false, false);
|
||||
const peg$e17 = peg$literalExpectation("<=", false);
|
||||
const peg$e18 = peg$literalExpectation(">=", false);
|
||||
const peg$e16 = peg$literalExpectation("<=", false);
|
||||
const peg$e17 = peg$literalExpectation(">=", false);
|
||||
const peg$e18 = peg$classExpectation(["<", ">"], false, false, false);
|
||||
const peg$e19 = peg$classExpectation(["+", "-"], false, false, false);
|
||||
const peg$e20 = peg$classExpectation(["*", "/"], false, false, false);
|
||||
const peg$e21 = peg$literalExpectation("true", false);
|
||||
|
|
@ -229,7 +229,7 @@ function peg$parse(input, options) {
|
|||
function peg$f0(trigger, guard, actions) {
|
||||
return {
|
||||
kind: "transitionLabel",
|
||||
trigger,
|
||||
trigger: trigger ? trigger : {kind: "triggerless"},
|
||||
guard: guard ? guard[2] : {kind: "literal", value: true},
|
||||
actions: actions ? actions[2] : [],
|
||||
};
|
||||
|
|
@ -502,9 +502,9 @@ function peg$parse(input, options) {
|
|||
function peg$parsestart() {
|
||||
let s0;
|
||||
|
||||
s0 = peg$parsetlabel();
|
||||
if (s0 === peg$FAILED) {
|
||||
s0 = peg$parsecomment();
|
||||
if (s0 === peg$FAILED) {
|
||||
s0 = peg$parsetlabel();
|
||||
}
|
||||
|
||||
return s0;
|
||||
|
|
@ -516,7 +516,9 @@ function peg$parse(input, options) {
|
|||
s0 = peg$currPos;
|
||||
s1 = peg$parse_();
|
||||
s2 = peg$parsetrigger();
|
||||
if (s2 !== peg$FAILED) {
|
||||
if (s2 === peg$FAILED) {
|
||||
s2 = null;
|
||||
}
|
||||
s3 = peg$parse_();
|
||||
s4 = peg$currPos;
|
||||
if (input.charCodeAt(peg$currPos) === 91) {
|
||||
|
|
@ -585,10 +587,6 @@ function peg$parse(input, options) {
|
|||
s7 = peg$parse_();
|
||||
peg$savedPos = s0;
|
||||
s0 = peg$f0(s2, s4, s6);
|
||||
} else {
|
||||
peg$currPos = s0;
|
||||
s0 = peg$FAILED;
|
||||
}
|
||||
|
||||
return s0;
|
||||
}
|
||||
|
|
@ -1002,25 +1000,25 @@ function peg$parse(input, options) {
|
|||
if (peg$silentFails === 0) { peg$fail(peg$e15); }
|
||||
}
|
||||
if (s5 === peg$FAILED) {
|
||||
s5 = input.charAt(peg$currPos);
|
||||
if (peg$r2.test(s5)) {
|
||||
peg$currPos++;
|
||||
if (input.substr(peg$currPos, 2) === peg$c14) {
|
||||
s5 = peg$c14;
|
||||
peg$currPos += 2;
|
||||
} else {
|
||||
s5 = peg$FAILED;
|
||||
if (peg$silentFails === 0) { peg$fail(peg$e16); }
|
||||
}
|
||||
if (s5 === peg$FAILED) {
|
||||
if (input.substr(peg$currPos, 2) === peg$c14) {
|
||||
s5 = peg$c14;
|
||||
if (input.substr(peg$currPos, 2) === peg$c15) {
|
||||
s5 = peg$c15;
|
||||
peg$currPos += 2;
|
||||
} else {
|
||||
s5 = peg$FAILED;
|
||||
if (peg$silentFails === 0) { peg$fail(peg$e17); }
|
||||
}
|
||||
if (s5 === peg$FAILED) {
|
||||
if (input.substr(peg$currPos, 2) === peg$c15) {
|
||||
s5 = peg$c15;
|
||||
peg$currPos += 2;
|
||||
s5 = input.charAt(peg$currPos);
|
||||
if (peg$r2.test(s5)) {
|
||||
peg$currPos++;
|
||||
} else {
|
||||
s5 = peg$FAILED;
|
||||
if (peg$silentFails === 0) { peg$fail(peg$e18); }
|
||||
|
|
@ -1474,7 +1472,6 @@ function peg$parse(input, options) {
|
|||
}
|
||||
if (s1 !== peg$FAILED) {
|
||||
s2 = peg$parse_();
|
||||
if (s2 !== peg$FAILED) {
|
||||
s3 = [];
|
||||
if (input.length > peg$currPos) {
|
||||
s4 = input.charAt(peg$currPos);
|
||||
|
|
@ -1494,7 +1491,6 @@ function peg$parse(input, options) {
|
|||
}
|
||||
}
|
||||
s4 = peg$parse_();
|
||||
if (s4 !== peg$FAILED) {
|
||||
if (input.charCodeAt(peg$currPos) === 10) {
|
||||
s5 = peg$c21;
|
||||
peg$currPos++;
|
||||
|
|
@ -1531,14 +1527,6 @@ function peg$parse(input, options) {
|
|||
peg$currPos = s0;
|
||||
s0 = peg$FAILED;
|
||||
}
|
||||
} else {
|
||||
peg$currPos = s0;
|
||||
s0 = peg$FAILED;
|
||||
}
|
||||
} else {
|
||||
peg$currPos = s0;
|
||||
s0 = peg$FAILED;
|
||||
}
|
||||
|
||||
return s0;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
import { ConcreteState, OrState, Statechart, Transition } from "./abstract_syntax";
|
||||
import { findNearestArrow, findNearestRountangleSide, findRountangle, Rountangle, VisualEditorState } from "./concrete_syntax";
|
||||
import { AbstractState, ConcreteState, OrState, PseudoState, Statechart, Transition } from "./abstract_syntax";
|
||||
import { findNearestArrow, findNearestSide, findRountangle, Rountangle, VisualEditorState } from "./concrete_syntax";
|
||||
import { isEntirelyWithin } from "../VisualEditor/geometry";
|
||||
import { Action, EventTrigger, Expression, ParsedText } from "./label_ast";
|
||||
|
||||
|
|
@ -45,7 +45,7 @@ export function parseStatechart(state: VisualEditorState): [Statechart, Traceabl
|
|||
timers: [],
|
||||
}
|
||||
|
||||
const uid2State = new Map<string, ConcreteState>([["root", root]]);
|
||||
const uid2State = new Map<string, ConcreteState|PseudoState>([["root", root]]);
|
||||
|
||||
// we will always look for the smallest parent rountangle
|
||||
const parentCandidates: Rountangle[] = [{
|
||||
|
|
@ -59,37 +59,59 @@ export function parseStatechart(state: VisualEditorState): [Statechart, Traceabl
|
|||
|
||||
// step 1: figure out state hierarchy
|
||||
|
||||
// we assume that the rountangles are sorted from big to small:
|
||||
// IMPORTANT ASSUMPTION: state.rountangles is sorted from big to small surface area:
|
||||
for (const rt of state.rountangles) {
|
||||
// @ts-ignore
|
||||
const state: ConcreteState = {
|
||||
const common = {
|
||||
kind: rt.kind,
|
||||
uid: rt.uid,
|
||||
children: [],
|
||||
comments: [],
|
||||
entryActions: [],
|
||||
exitActions: [],
|
||||
};
|
||||
|
||||
let state;
|
||||
if (rt.kind === "or") {
|
||||
state = {
|
||||
...common,
|
||||
initial: [],
|
||||
children: [],
|
||||
timers: [],
|
||||
};
|
||||
}
|
||||
else if (rt.kind === "and") {
|
||||
state = {
|
||||
...common,
|
||||
children: [],
|
||||
timers: [],
|
||||
};
|
||||
if (state.kind === "or") {
|
||||
(state as unknown as OrState).initial = [];
|
||||
}
|
||||
uid2State.set(rt.uid, (state));
|
||||
|
||||
// iterate in reverse:
|
||||
for (let i=parentCandidates.length-1; i>=0; i--) {
|
||||
const candidate = parentCandidates[i];
|
||||
if (candidate.uid === "root" || isEntirelyWithin(rt, candidate)) {
|
||||
// found our parent :)
|
||||
const parentState = uid2State.get(candidate.uid)!;
|
||||
// found our parent
|
||||
const parentState = uid2State.get(candidate.uid)! as ConcreteState;
|
||||
parentState.children.push(state as unknown as ConcreteState);
|
||||
parentCandidates.push(rt);
|
||||
parentLinks.set(rt.uid, candidate.uid);
|
||||
state.parent = parentState;
|
||||
state.depth = parentState.depth+1;
|
||||
state = {
|
||||
...state,
|
||||
parent: parentState,
|
||||
depth: parentState.depth + 1,
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
uid2State.set(rt.uid, state as ConcreteState);
|
||||
}
|
||||
|
||||
for (const d of state.diamonds) {
|
||||
uid2State.set(d.uid, {
|
||||
kind: "pseudo",
|
||||
uid: d.uid,
|
||||
comments: [],
|
||||
});
|
||||
}
|
||||
|
||||
// step 2: figure out transitions
|
||||
|
|
@ -98,22 +120,31 @@ export function parseStatechart(state: VisualEditorState): [Statechart, Traceabl
|
|||
const uid2Transition = new Map<string, Transition>();
|
||||
|
||||
for (const arr of state.arrows) {
|
||||
const srcUID = findNearestRountangleSide(arr, "start", state.rountangles)?.uid;
|
||||
const tgtUID = findNearestRountangleSide(arr, "end", state.rountangles)?.uid;
|
||||
const sides = [...state.rountangles, ...state.diamonds];
|
||||
const srcUID = findNearestSide(arr, "start", sides)?.uid;
|
||||
const tgtUID = findNearestSide(arr, "end", sides)?.uid;
|
||||
if (!srcUID) {
|
||||
if (!tgtUID) {
|
||||
// dangling edge - todo: display error...
|
||||
// dangling edge
|
||||
errors.push({shapeUid: arr.uid, message: "dangling"});
|
||||
}
|
||||
else {
|
||||
// target but no source, so we treat is as an 'initial' marking
|
||||
const initialState = uid2State.get(tgtUID)!;
|
||||
const ofState = uid2State.get(parentLinks.get(tgtUID)!)!;
|
||||
if (ofState.kind === "or") {
|
||||
ofState.initial.push([arr.uid, initialState]);
|
||||
const tgtState = uid2State.get(tgtUID)!;
|
||||
if (tgtState.kind === "pseudo") {
|
||||
// maybe allow this in the future?
|
||||
errors.push({
|
||||
shapeUid: arr.uid,
|
||||
message: "pseudo-state cannot be initial state",
|
||||
});
|
||||
}
|
||||
else {
|
||||
// and states do not have an 'initial' state - todo: display error...
|
||||
const ofState = uid2State.get(parentLinks.get(tgtUID)!)!;
|
||||
if (ofState.kind === "or") {
|
||||
ofState.initial.push([arr.uid, tgtState]);
|
||||
}
|
||||
else {
|
||||
// and states do not have an 'initial' state
|
||||
errors.push({
|
||||
shapeUid: arr.uid,
|
||||
message: "AND-state cannot have an initial state",
|
||||
|
|
@ -121,6 +152,7 @@ export function parseStatechart(state: VisualEditorState): [Statechart, Traceabl
|
|||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
else {
|
||||
if (!tgtUID) {
|
||||
errors.push({
|
||||
|
|
@ -194,11 +226,16 @@ export function parseStatechart(state: VisualEditorState): [Statechart, Traceabl
|
|||
if (belongsToArrow) {
|
||||
const belongsToTransition = uid2Transition.get(belongsToArrow.uid);
|
||||
if (belongsToTransition) {
|
||||
const {src} = belongsToTransition;
|
||||
belongsToTransition.label.push(parsed);
|
||||
if (parsed.kind === "transitionLabel") {
|
||||
// collect events
|
||||
// triggers
|
||||
if (parsed.trigger.kind === "event") {
|
||||
if (src.kind === "pseudo") {
|
||||
errors.push({shapeUid: text.uid, message: "pseudo state outgoing transition must not have event trigger"});
|
||||
}
|
||||
else {
|
||||
const {event} = parsed.trigger;
|
||||
if (event.startsWith("_")) {
|
||||
errors.push(...addEvent(internalEvents, parsed.trigger, parsed.uid));
|
||||
|
|
@ -207,13 +244,24 @@ export function parseStatechart(state: VisualEditorState): [Statechart, Traceabl
|
|||
errors.push(...addEvent(inputEvents, parsed.trigger, parsed.uid));
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (parsed.trigger.kind === "after") {
|
||||
belongsToTransition.src.timers.push(parsed.trigger.durationMs);
|
||||
belongsToTransition.src.timers.sort();
|
||||
if (src.kind === "pseudo") {
|
||||
errors.push({shapeUid: text.uid, message: "pseudo state outgoing transition must not have after-trigger"});
|
||||
}
|
||||
else {
|
||||
src.timers.push(parsed.trigger.durationMs);
|
||||
src.timers.sort();
|
||||
}
|
||||
}
|
||||
else if (["entry", "exit"].includes(parsed.trigger.kind)) {
|
||||
errors.push({shapeUid: text.uid, message: "entry/exit trigger not allowed on transitions"});
|
||||
}
|
||||
else if (parsed.trigger.kind === "triggerless") {
|
||||
if (src.kind !== "pseudo") {
|
||||
errors.push({shapeUid: text.uid, message: "triggerless transitions only allowed on pseudo-states"});
|
||||
}
|
||||
}
|
||||
|
||||
// // raise-actions
|
||||
// for (const action of parsed.actions) {
|
||||
|
|
@ -240,7 +288,7 @@ export function parseStatechart(state: VisualEditorState): [Statechart, Traceabl
|
|||
// text does not belong to transition...
|
||||
// so it belongs to a rountangle (a state)
|
||||
const rountangle = findRountangle(text.topLeft, state.rountangles);
|
||||
const belongsToState = rountangle ? uid2State.get(rountangle.uid)! : root;
|
||||
const belongsToState = rountangle ? uid2State.get(rountangle.uid)! as ConcreteState : root;
|
||||
if (parsed.kind === "transitionLabel") {
|
||||
// labels belonging to a rountangle (= a state) must by entry/exit actions
|
||||
// if we cannot find a containing state, then it belong to the root
|
||||
|
|
@ -257,7 +305,6 @@ export function parseStatechart(state: VisualEditorState): [Statechart, Traceabl
|
|||
data: {start: {offset: 0}, end: {offset: text.text.length}},
|
||||
});
|
||||
}
|
||||
|
||||
}
|
||||
else if (parsed.kind === "comment") {
|
||||
// just append comments to their respective states
|
||||
|
|
|
|||
|
|
@ -1,9 +1,9 @@
|
|||
start = tlabel / comment
|
||||
start = comment / tlabel
|
||||
|
||||
tlabel = _ trigger:trigger _ guard:("[" _ guard _ "]")? _ actions:("/" _ actions )? _ {
|
||||
tlabel = _ trigger:trigger? _ guard:("[" _ guard _ "]")? _ actions:("/" _ actions )? _ {
|
||||
return {
|
||||
kind: "transitionLabel",
|
||||
trigger,
|
||||
trigger: trigger ? trigger : {kind: "triggerless"},
|
||||
guard: guard ? guard[2] : {kind: "literal", value: true},
|
||||
actions: actions ? actions[2] : [],
|
||||
};
|
||||
|
|
@ -57,7 +57,7 @@ number = [0-9]+ {
|
|||
|
||||
expr = compare
|
||||
|
||||
compare = sum:sum rest:((_ ("==" / "!=" / "<" / ">" / "<=" / ">=") _) compare)? {
|
||||
compare = sum:sum rest:((_ ("==" / "!=" / "<=" / ">=" / "<" / ">") _) compare)? {
|
||||
if (rest === null) {
|
||||
return sum;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue