46 lines
1.4 KiB
JavaScript
46 lines
1.4 KiB
JavaScript
var baseGet = require('./baseGet'),
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baseIsEqual = require('./baseIsEqual'),
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baseSlice = require('./baseSlice'),
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isArray = require('../lang/isArray'),
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isKey = require('./isKey'),
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isStrictComparable = require('./isStrictComparable'),
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last = require('../array/last'),
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toObject = require('./toObject'),
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toPath = require('./toPath');
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/**
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* The base implementation of `_.matchesProperty` which does not clone `srcValue`.
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*
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* @private
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* @param {string} path The path of the property to get.
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* @param {*} srcValue The value to compare.
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* @returns {Function} Returns the new function.
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*/
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function baseMatchesProperty(path, srcValue) {
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var isArr = isArray(path),
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isCommon = isKey(path) && isStrictComparable(srcValue),
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pathKey = (path + '');
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path = toPath(path);
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return function(object) {
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if (object == null) {
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return false;
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}
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var key = pathKey;
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object = toObject(object);
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if ((isArr || !isCommon) && !(key in object)) {
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object = path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1));
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if (object == null) {
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return false;
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}
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key = last(path);
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object = toObject(object);
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}
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return object[key] === srcValue
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? (srcValue !== undefined || (key in object))
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: baseIsEqual(srcValue, object[key], undefined, true);
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};
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}
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module.exports = baseMatchesProperty;
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