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Diffstat (limited to 'deps/npm/node_modules/cli-table2/node_modules/lodash/lang/isFunction.js')
-rw-r--r-- | deps/npm/node_modules/cli-table2/node_modules/lodash/lang/isFunction.js | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/deps/npm/node_modules/cli-table2/node_modules/lodash/lang/isFunction.js b/deps/npm/node_modules/cli-table2/node_modules/lodash/lang/isFunction.js new file mode 100644 index 0000000000..abe5668ec3 --- /dev/null +++ b/deps/npm/node_modules/cli-table2/node_modules/lodash/lang/isFunction.js @@ -0,0 +1,38 @@ +var isObject = require('./isObject'); + +/** `Object#toString` result references. */ +var funcTag = '[object Function]'; + +/** Used for native method references. */ +var objectProto = Object.prototype; + +/** + * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ +var objToString = objectProto.toString; + +/** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ +function isFunction(value) { + // The use of `Object#toString` avoids issues with the `typeof` operator + // in older versions of Chrome and Safari which return 'function' for regexes + // and Safari 8 which returns 'object' for typed array constructors. + return isObject(value) && objToString.call(value) == funcTag; +} + +module.exports = isFunction; |