X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=node_modules%2Funcss%2Fnode_modules%2Fform-data%2Fnode_modules%2Flodash%2F_baseMergeDeep.js;fp=node_modules%2Funcss%2Fnode_modules%2Fform-data%2Fnode_modules%2Flodash%2F_baseMergeDeep.js;h=42b405a3dcca90f7ecb7ff889c170ad5b1680a9c;hp=0000000000000000000000000000000000000000;hb=a2bd1bf0c2c1f1a17d188f4dc0726a45494cefae;hpb=57c063afa3f66b07c4bbddc2d6129a96d90f0aad diff --git a/node_modules/uncss/node_modules/form-data/node_modules/lodash/_baseMergeDeep.js b/node_modules/uncss/node_modules/form-data/node_modules/lodash/_baseMergeDeep.js new file mode 100644 index 000000000..42b405a3d --- /dev/null +++ b/node_modules/uncss/node_modules/form-data/node_modules/lodash/_baseMergeDeep.js @@ -0,0 +1,93 @@ +var assignMergeValue = require('./_assignMergeValue'), + cloneBuffer = require('./_cloneBuffer'), + cloneTypedArray = require('./_cloneTypedArray'), + copyArray = require('./_copyArray'), + initCloneObject = require('./_initCloneObject'), + isArguments = require('./isArguments'), + isArray = require('./isArray'), + isArrayLikeObject = require('./isArrayLikeObject'), + isBuffer = require('./isBuffer'), + isFunction = require('./isFunction'), + isObject = require('./isObject'), + isPlainObject = require('./isPlainObject'), + isTypedArray = require('./isTypedArray'), + toPlainObject = require('./toPlainObject'); + +/** + * A specialized version of `baseMerge` for arrays and objects which performs + * deep merges and tracks traversed objects enabling objects with circular + * references to be merged. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @param {string} key The key of the value to merge. + * @param {number} srcIndex The index of `source`. + * @param {Function} mergeFunc The function to merge values. + * @param {Function} [customizer] The function to customize assigned values. + * @param {Object} [stack] Tracks traversed source values and their merged + * counterparts. + */ +function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) { + var objValue = object[key], + srcValue = source[key], + stacked = stack.get(srcValue); + + if (stacked) { + assignMergeValue(object, key, stacked); + return; + } + var newValue = customizer + ? customizer(objValue, srcValue, (key + ''), object, source, stack) + : undefined; + + var isCommon = newValue === undefined; + + if (isCommon) { + var isArr = isArray(srcValue), + isBuff = !isArr && isBuffer(srcValue), + isTyped = !isArr && !isBuff && isTypedArray(srcValue); + + newValue = srcValue; + if (isArr || isBuff || isTyped) { + if (isArray(objValue)) { + newValue = objValue; + } + else if (isArrayLikeObject(objValue)) { + newValue = copyArray(objValue); + } + else if (isBuff) { + isCommon = false; + newValue = cloneBuffer(srcValue, true); + } + else if (isTyped) { + isCommon = false; + newValue = cloneTypedArray(srcValue, true); + } + else { + newValue = []; + } + } + else if (isPlainObject(srcValue) || isArguments(srcValue)) { + newValue = objValue; + if (isArguments(objValue)) { + newValue = toPlainObject(objValue); + } + else if (!isObject(objValue) || (srcIndex && isFunction(objValue))) { + newValue = initCloneObject(srcValue); + } + } + else { + isCommon = false; + } + } + if (isCommon) { + // Recursively merge objects and arrays (susceptible to call stack limits). + stack.set(srcValue, newValue); + mergeFunc(newValue, srcValue, srcIndex, customizer, stack); + stack['delete'](srcValue); + } + assignMergeValue(object, key, newValue); +} + +module.exports = baseMergeDeep;