44 lines
1.5 KiB
JavaScript
44 lines
1.5 KiB
JavaScript
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var isNumber = require('./isNumber')
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var isArray = require('./isArray')
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var isString = require('./isString')
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var isRegExp = require('./isRegExp')
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var isDate = require('./isDate')
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var isBoolean = require('./isBoolean')
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var isUndefined = require('./isUndefined')
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var keys = require('./keys')
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var every = require('../array/every')
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function helperEqualCompare (val1, val2, compare, func, key, obj1, obj2) {
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if (val1 === val2) {
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return true
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}
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if (val1 && val2 && !isNumber(val1) && !isNumber(val2) && !isString(val1) && !isString(val2)) {
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if (isRegExp(val1)) {
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return compare('' + val1, '' + val2, key, obj1, obj2)
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} if (isDate(val1) || isBoolean(val1)) {
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return compare(+val1, +val2, key, obj1, obj2)
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} else {
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var result, val1Keys, val2Keys
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var isObj1Arr = isArray(val1)
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var isObj2Arr = isArray(val2)
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if (isObj1Arr || isObj2Arr ? isObj1Arr && isObj2Arr : val1.constructor === val2.constructor) {
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val1Keys = keys(val1)
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val2Keys = keys(val2)
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if (func) {
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result = func(val1, val2, key)
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}
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if (val1Keys.length === val2Keys.length) {
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return isUndefined(result) ? every(val1Keys, function (key, index) {
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return key === val2Keys[index] && helperEqualCompare(val1[key], val2[val2Keys[index]], compare, func, isObj1Arr || isObj2Arr ? index : key, val1, val2)
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}) : !!result
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}
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return false
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}
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}
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}
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return compare(val1, val2, key, obj1, obj2)
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}
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module.exports = helperEqualCompare
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