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Diffstat (limited to 'node_modules/lodash/trimStart.js')
-rw-r--r-- | node_modules/lodash/trimStart.js | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/node_modules/lodash/trimStart.js b/node_modules/lodash/trimStart.js new file mode 100644 index 0000000..30f4f47 --- /dev/null +++ b/node_modules/lodash/trimStart.js @@ -0,0 +1,43 @@ +var baseToString = require('./_baseToString'), + castSlice = require('./_castSlice'), + charsStartIndex = require('./_charsStartIndex'), + stringToArray = require('./_stringToArray'), + toString = require('./toString'); + +/** Used to match leading and trailing whitespace. */ +var reTrimStart = /^\s+/; + +/** + * Removes leading whitespace or specified characters from `string`. + * + * @static + * @memberOf _ + * @since 4.0.0 + * @category String + * @param {string} [string=''] The string to trim. + * @param {string} [chars=whitespace] The characters to trim. + * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`. + * @returns {string} Returns the trimmed string. + * @example + * + * _.trimStart(' abc '); + * // => 'abc ' + * + * _.trimStart('-_-abc-_-', '_-'); + * // => 'abc-_-' + */ +function trimStart(string, chars, guard) { + string = toString(string); + if (string && (guard || chars === undefined)) { + return string.replace(reTrimStart, ''); + } + if (!string || !(chars = baseToString(chars))) { + return string; + } + var strSymbols = stringToArray(string), + start = charsStartIndex(strSymbols, stringToArray(chars)); + + return castSlice(strSymbols, start).join(''); +} + +module.exports = trimStart; |