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Diffstat (limited to 'tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/lang/isMatch.js')
-rw-r--r-- | tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/lang/isMatch.js | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/lang/isMatch.js b/tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/lang/isMatch.js new file mode 100644 index 0000000000..9bc7ac1744 --- /dev/null +++ b/tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/lang/isMatch.js @@ -0,0 +1,76 @@ +var baseIsMatch = require('../internal/baseIsMatch'), + bindCallback = require('../internal/bindCallback'), + isStrictComparable = require('../internal/isStrictComparable'), + keys = require('../object/keys'), + toObject = require('../internal/toObject'); + +/** + * Performs a deep comparison between `object` and `source` to determine if + * `object` contains equivalent property values. If `customizer` is provided + * it is invoked to compare values. If `customizer` returns `undefined` + * comparisons are handled by the method instead. The `customizer` is bound + * to `thisArg` and invoked with three arguments: (value, other, index|key). + * + * **Note:** This method supports comparing properties of arrays, booleans, + * `Date` objects, numbers, `Object` objects, regexes, and strings. Functions + * and DOM nodes are **not** supported. Provide a customizer function to extend + * support for comparing other values. + * + * @static + * @memberOf _ + * @category Lang + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Function} [customizer] The function to customize value comparisons. + * @param {*} [thisArg] The `this` binding of `customizer`. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + * @example + * + * var object = { 'user': 'fred', 'age': 40 }; + * + * _.isMatch(object, { 'age': 40 }); + * // => true + * + * _.isMatch(object, { 'age': 36 }); + * // => false + * + * // using a customizer callback + * var object = { 'greeting': 'hello' }; + * var source = { 'greeting': 'hi' }; + * + * _.isMatch(object, source, function(value, other) { + * return _.every([value, other], RegExp.prototype.test, /^h(?:i|ello)$/) || undefined; + * }); + * // => true + */ +function isMatch(object, source, customizer, thisArg) { + var props = keys(source), + length = props.length; + + if (!length) { + return true; + } + if (object == null) { + return false; + } + customizer = typeof customizer == 'function' && bindCallback(customizer, thisArg, 3); + object = toObject(object); + if (!customizer && length == 1) { + var key = props[0], + value = source[key]; + + if (isStrictComparable(value)) { + return value === object[key] && (value !== undefined || (key in object)); + } + } + var values = Array(length), + strictCompareFlags = Array(length); + + while (length--) { + value = values[length] = source[props[length]]; + strictCompareFlags[length] = isStrictComparable(value); + } + return baseIsMatch(object, props, values, strictCompareFlags, customizer); +} + +module.exports = isMatch; |