You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
62 lines
1.7 KiB
62 lines
1.7 KiB
import Stack from './_Stack.js'; |
|
import baseIsEqual from './_baseIsEqual.js'; |
|
|
|
/** Used to compose bitmasks for value comparisons. */ |
|
var COMPARE_PARTIAL_FLAG = 1, |
|
COMPARE_UNORDERED_FLAG = 2; |
|
|
|
/** |
|
* The base implementation of `_.isMatch` without support for iteratee shorthands. |
|
* |
|
* @private |
|
* @param {Object} object The object to inspect. |
|
* @param {Object} source The object of property values to match. |
|
* @param {Array} matchData The property names, values, and compare flags to match. |
|
* @param {Function} [customizer] The function to customize comparisons. |
|
* @returns {boolean} Returns `true` if `object` is a match, else `false`. |
|
*/ |
|
function baseIsMatch(object, source, matchData, customizer) { |
|
var index = matchData.length, |
|
length = index, |
|
noCustomizer = !customizer; |
|
|
|
if (object == null) { |
|
return !length; |
|
} |
|
object = Object(object); |
|
while (index--) { |
|
var data = matchData[index]; |
|
if ((noCustomizer && data[2]) |
|
? data[1] !== object[data[0]] |
|
: !(data[0] in object) |
|
) { |
|
return false; |
|
} |
|
} |
|
while (++index < length) { |
|
data = matchData[index]; |
|
var key = data[0], |
|
objValue = object[key], |
|
srcValue = data[1]; |
|
|
|
if (noCustomizer && data[2]) { |
|
if (objValue === undefined && !(key in object)) { |
|
return false; |
|
} |
|
} else { |
|
var stack = new Stack; |
|
if (customizer) { |
|
var result = customizer(objValue, srcValue, key, object, source, stack); |
|
} |
|
if (!(result === undefined |
|
? baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG, customizer, stack) |
|
: result |
|
)) { |
|
return false; |
|
} |
|
} |
|
} |
|
return true; |
|
} |
|
|
|
export default baseIsMatch;
|
|
|