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This commit is contained in:
Joeri Exelmans 2025-10-09 16:25:03 +02:00
parent a8b522fdd8
commit d5272e30f3
6 changed files with 90 additions and 42 deletions
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4
src/VisualEditor/VisualEditor.css
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@ -59,8 +59,10 @@ text.highlight {
stroke: rgb(230,0,0);
}
.rountangle.active {
fill: rgb(255, 196, 0);
fill: darkorange;
fill-opacity: 0.2;
/* filter: drop-shadow( 3px 3px 2px rgba(0, 0, 0, .7)); */
stroke-width: 3px;
}
.selected:hover {

20
src/VisualEditor/interpreter.ts
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@ -1,4 +1,3 @@
import { act } from "react";
import { evalExpr } from "./actionlang_interpreter";
import { computeArena, ConcreteState, getDescendants, isAncestorOf, isOverlapping, OrState, Statechart, stateDescription, Transition } from "./ast";
import { Action } from "./label_ast";
@ -209,13 +208,24 @@ export function handleEvent(event: string, statechart: Statechart, activeParent:
return {environment, mode, ...raised};
}
export function handleInputEvent(event: string, statechart: Statechart, rt: RT_Statechart): RT_Statechart {
let {mode, environment, internalEvents, outputEvents} = handleEvent(event, statechart, statechart.root, rt);
while (internalEvents.length > 0) {
const [event, ...rest] = internalEvents;
({mode, environment, internalEvents, outputEvents} = handleEvent(event, statechart, statechart.root, {mode, environment, internalEvents: rest, outputEvents}));
}
return {mode, environment, internalEvents, outputEvents};
}
function transitionDescription(t: Transition) {
return stateDescription(t.src) + ' ➔ ' + stateDescription(t.tgt);
}
export function fireTransition(t: Transition, arena: OrState, srcPath: ConcreteState[], tgtPath: ConcreteState[], {mode, environment, ...raised}: RT_Statechart): {mode: Mode, environment: Environment} & RaisedEvents {
export function fireTransition(t: Transition, arena: OrState, srcPath: ConcreteState[], tgtPath: ConcreteState[], {mode, environment, ...raised}: RT_Statechart): RT_Statechart {
console.log('fire ', transitionDescription(t), {arena, srcPath, tgtPath});
// console.log('fire ', transitionDescription(t), {arena, srcPath, tgtPath});
// exit src
({environment, ...raised} = exitPath(srcPath.slice(1), {environment, enteredStates: mode, ...raised}));
@ -223,7 +233,7 @@ export function fireTransition(t: Transition, arena: OrState, srcPath: ConcreteS
toExit.delete(arena.uid); // do not exit the arena itself
const exitedMode = mode.difference(toExit);
console.log('exitedMode', exitedMode);
// console.log('exitedMode', exitedMode);
// exec transition actions
for (const action of t.label[0].actions) {
@ -235,7 +245,7 @@ export function fireTransition(t: Transition, arena: OrState, srcPath: ConcreteS
({enteredStates, environment, ...raised} = enterPath(tgtPath.slice(1), {environment, ...raised}));
const enteredMode = exitedMode.union(enteredStates);
console.log('enteredMode', enteredMode);
// console.log('enteredMode', enteredMode);
return {mode: enteredMode, environment, ...raised};
}

4
src/VisualEditor/label_parser.js
View file

@ -186,7 +186,7 @@ function peg$parse(input, options) {
const peg$c19 = "//";
const peg$c20 = "\n";
const peg$r0 = /^[a-zA-Z0-9]/;
const peg$r0 = /^[0-9A-Z_a-z]/;
const peg$r1 = /^[0-9]/;
const peg$r2 = /^[<>]/;
const peg$r3 = /^[+\-]/;
@ -203,7 +203,7 @@ function peg$parse(input, options) {
const peg$e7 = peg$literalExpectation("s", false);
const peg$e8 = peg$literalExpectation(";", false);
const peg$e9 = peg$literalExpectation("=", false);
const peg$e10 = peg$classExpectation([["a", "z"], ["A", "Z"], ["0", "9"]], false, false, false);
const peg$e10 = peg$classExpectation([["0", "9"], ["A", "Z"], "_", ["a", "z"]], false, false, false);
const peg$e11 = peg$classExpectation([["0", "9"]], false, false, false);
const peg$e12 = peg$literalExpectation("==", false);
const peg$e13 = peg$literalExpectation("!=", false);

2
src/VisualEditor/transition_label.grammar
View file

@ -47,7 +47,7 @@ assignment = lhs:identifier _ "=" _ rhs:expr {
return {kind: "assignment", lhs, rhs};
}
identifier = [a-zA-Z0-9]+ {
identifier = ("_" / [a-zA-Z0-9])+ {
return text();
}