chrono-node/dist/esm/utils/pattern.js

A natural language date parser in Javascript

export function repeatedTimeunitPattern(prefix, singleTimeunitPattern, connectorPattern = "\\s{0,5},?\\s{0,5}") {
    const singleTimeunitPatternNoCapture = singleTimeunitPattern.replace(/\((?!\?)/g, "(?:");
    return `${prefix}${singleTimeunitPatternNoCapture}(?:${connectorPattern}${singleTimeunitPatternNoCapture}){0,10}`;
}
export function extractTerms(dictionary) {
    let keys;
    if (dictionary instanceof Array) {
        keys = [...dictionary];
    }
    else if (dictionary instanceof Map) {
        keys = Array.from(dictionary.keys());
    }
    else {
        keys = Object.keys(dictionary);
    }
    return keys;
}
export function matchAnyPattern(dictionary) {
    const joinedTerms = extractTerms(dictionary)
        .sort((a, b) => b.length - a.length)
        .join("|")
        .replace(/\./g, "\\.");
    return `(?:${joinedTerms})`;
}
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