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57 lines
1.2 KiB
57 lines
1.2 KiB
'use strict';
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const _ = require('lodash');
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/** @typedef {false | { match: string, pattern: string }} ReturnValue */
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/**
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* Checks if a string contains a value. The comparison value can be a string or
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* an array of strings.
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*
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* Any strings starting and ending with `/` are ignored. Use the
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* matchesStringOrRegExp() util to match regexes.
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*
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* @param {string} input
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* @param {string | string[]} comparison
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*
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* @returns {ReturnValue}
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*/
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module.exports = function containsString(input, comparison) {
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if (!Array.isArray(comparison)) {
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return testAgainstString(input, comparison);
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}
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for (const comparisonItem of comparison) {
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const testResult = testAgainstString(input, comparisonItem);
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if (testResult) {
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return testResult;
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}
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}
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return false;
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};
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/**
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*
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* @param {string} value
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* @param {string} comparison
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*
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* @returns {ReturnValue}
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*/
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function testAgainstString(value, comparison) {
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if (!comparison) return false;
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if (!_.isString(comparison)) return false;
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if (comparison.startsWith('/') && comparison.endsWith('/')) {
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return false;
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}
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if (value.includes(comparison)) {
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return { match: value, pattern: comparison };
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}
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return false;
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}
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