chrono-node
Version:
A natural language date parser in Javascript
16 lines • 1.06 kB
JavaScript
import { TIME_UNITS_PATTERN, parseTimeUnits } from "../constants.js";
import { ParsingComponents } from "../../../results.js";
import { AbstractParserWithWordBoundaryChecking } from "../../../common/parsers/AbstractParserWithWordBoundary.js";
const PATTERN_WITH_PREFIX = new RegExp(`(?:within|in|for)\\s*` +
`(?:(?:più o meno|intorno|approssimativamente|verso|verso le)\\s*(?:~\\s*)?)?(${TIME_UNITS_PATTERN})(?=\\W|$)`, "i");
const PATTERN_WITHOUT_PREFIX = new RegExp(`(?:(?:più o meno|intorno|approssimativamente|verso|verso le)\\s*(?:~\\s*)?)?(${TIME_UNITS_PATTERN})(?=\\W|$)`, "i");
export default class ENTimeUnitWithinFormatParser extends AbstractParserWithWordBoundaryChecking {
innerPattern(context) {
return context.option.forwardDate ? PATTERN_WITHOUT_PREFIX : PATTERN_WITH_PREFIX;
}
innerExtract(context, match) {
const timeUnits = parseTimeUnits(match[1]);
return ParsingComponents.createRelativeFromReference(context.reference, timeUnits);
}
}
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