update 扩展lodash

Web/src/main.js

@@ -39,6 +39,8 @@ Vue.prototype.$api = api
  * Lodash全局化
  */
 import _ from 'lodash'
+import * as _extend from './util/lodash-extend'
+Object.assign(_, _extend)
 Vue.prototype.$_ = _
 /**
  * moment全局化

Web/src/util/lodash-extend/index.js

@@ -0,0 +1,59 @@
+/**
+ * 将源对象的属性值解析到目标对象已存在的属性
+ * @param {Object} target 
+ * @param  {...Object} sources
+ * @returns target
+ * give({a:1,b:2},{b:3,c:4})
+ * => {a:1,b:3}
+ */
+export const give = (target, ...sources) => {
+    target = Object(target)
+    sources.forEach(source => {
+        if (source) {
+            source = Object(source)
+            for (const key in target) {
+                if (source.hasOwnProperty(key)) {
+                    const _s = source[key]
+                    if (_s !== undefined && _s !== null) {
+                        target[key] = _s
+                    }
+                }
+            }
+        }
+    })
+    return target
+}
+
+/**
+ * 同give,深度遍历
+ * @param {Object} target
+ * @param  {...Object} sources
+ * @returns target
+ * giveDeep({a:1,b:{x:1,y:2}},{b:{x:3,z:4},c:3})
+ * => {a:1,b:{x:3,y:2}}
+ */
+export const giveDeep = (target, ...sources) => {
+    const _deep = (_target, _source) => {
+        for (const key in _target) {
+            if (_source.hasOwnProperty(key)) {
+                const _t = _target[key],
+                    _s = _source[key]
+                if (_s !== undefined && _s !== null) {
+                    if (_t && _t.constructor === Object) {
+                        _deep(_t, _s)
+                    } else {
+                        _target[key] = _s
+                    }
+                }
+            }
+        }
+    }
+    target = Object(target)
+    sources.forEach(source => {
+        if (source) {
+            source = Object(source)
+            _deep(target, source)
+        }
+    })
+    return target
+}