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barsdeveloper
2024-05-31 15:09:48 +02:00
parent 1c2778fbf8
commit ecc71b76d1
45 changed files with 1191 additions and 1078 deletions
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19
js/entity/AlternativesEntity.js
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@@ -7,13 +7,20 @@ export default class AlternativesEntity extends IEntity {
/** @type {(typeof IEntity)[]} */
static alternatives = []
static className() {
let result = super.className()
if (this.alternatives.length) {
result += " (accepting: " + this.alternatives.map(v => v.className()).join(", ") + ")"
}
return result
}
static createGrammar() {
return this.alternatives
.map(entity => entity.grammar)
.reduce((acc, cur) => !cur || cur === Grammar.unknownValue || acc === Grammar.unknownValue
? Grammar.unknownValue
: P.alt(acc, cur)
)
const grammars = this.alternatives.map(entity => entity.grammar)
if (grammars.includes(Grammar.unknownValue)) {
return Grammar.unknownValue
}
return P.alt(...grammars)
}
/**