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Direktori : /var/www/html/node_modules/core-js-pure/modules/ |
Current File : /var/www/html/node_modules/core-js-pure/modules/es.string.substr.js |
'use strict'; var $ = require('../internals/export'); var uncurryThis = require('../internals/function-uncurry-this'); var requireObjectCoercible = require('../internals/require-object-coercible'); var toIntegerOrInfinity = require('../internals/to-integer-or-infinity'); var toString = require('../internals/to-string'); var stringSlice = uncurryThis(''.slice); var max = Math.max; var min = Math.min; // eslint-disable-next-line unicorn/prefer-string-slice -- required for testing var FORCED = !''.substr || 'ab'.substr(-1) !== 'b'; // `String.prototype.substr` method // https://tc39.es/ecma262/#sec-string.prototype.substr $({ target: 'String', proto: true, forced: FORCED }, { substr: function substr(start, length) { var that = toString(requireObjectCoercible(this)); var size = that.length; var intStart = toIntegerOrInfinity(start); var intLength, intEnd; if (intStart === Infinity) intStart = 0; if (intStart < 0) intStart = max(size + intStart, 0); intLength = length === undefined ? size : toIntegerOrInfinity(length); if (intLength <= 0 || intLength === Infinity) return ''; intEnd = min(intStart + intLength, size); return intStart >= intEnd ? '' : stringSlice(that, intStart, intEnd); } });