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| author | littleblack111 <littleblack11111@gmail.com> | 2023-10-14 15:58:02 +0800 |
|---|---|---|
| committer | littleblack111 <littleblack11111@gmail.com> | 2023-10-14 15:58:02 +0800 |
| commit | fee47f6414cc3ae9a88f3ee0ed20f1d6f2d9f556 (patch) | |
| tree | 2b99dd57fc676a3819ef3cc46ac43df0043c2bb3 /node_modules/lodash/before.js | |
| parent | 0379526e20e1ff212df23e6326741aa9c06df204 (diff) | |
added plugin from postcss: postcss-fixes rucksack-css
Diffstat (limited to 'node_modules/lodash/before.js')
| -rw-r--r-- | node_modules/lodash/before.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/node_modules/lodash/before.js b/node_modules/lodash/before.js new file mode 100644 index 00000000..a3e0a16c --- /dev/null +++ b/node_modules/lodash/before.js @@ -0,0 +1,40 @@ +var toInteger = require('./toInteger'); + +/** Error message constants. */ +var FUNC_ERROR_TEXT = 'Expected a function'; + +/** + * Creates a function that invokes `func`, with the `this` binding and arguments + * of the created function, while it's called less than `n` times. Subsequent + * calls to the created function return the result of the last `func` invocation. + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Function + * @param {number} n The number of calls at which `func` is no longer invoked. + * @param {Function} func The function to restrict. + * @returns {Function} Returns the new restricted function. + * @example + * + * jQuery(element).on('click', _.before(5, addContactToList)); + * // => Allows adding up to 4 contacts to the list. + */ +function before(n, func) { + var result; + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + n = toInteger(n); + return function() { + if (--n > 0) { + result = func.apply(this, arguments); + } + if (n <= 1) { + func = undefined; + } + return result; + }; +} + +module.exports = before; |
