Add info get api #83

doc/TOOL_API.md

@@ -159,6 +159,21 @@ info.add('title', 'content');
 info.add('location', () => location.href);
 ```
 
+### get
+
+Get info or infos.
+
+|Name  |Type           |Desc        |
+|------|---------------|------------|
+|name  |string         |Info name   |
+|return|string function|Info content|
+
+```javascript
+info.add('title', 'content')
+info.get(); // -> [{name: 'title', val: 'content'}]
+info.get('title') // -> 'content'
+```
+
 ### remove
 
 Remove specified info.

src/Info/Info.js

@@ -1,6 +1,6 @@
 import Tool from '../DevTools/Tool'
 import defInfo from './defInfo'
-import { evalCss, each, isFn } from '../lib/util'
+import { evalCss, each, isFn, isUndef, cloneDeep } from '../lib/util'
 
 export default class Info extends Tool {
   constructor() {
@@ -28,8 +28,8 @@ export default class Info extends Tool {
     evalCss.remove(this._style)
   }
   add(name, val) {
-    let infos = this._infos,
-      isUpdate = false
+    let infos = this._infos
+    let isUpdate = false
 
     each(infos, info => {
       if (name !== info.name) return
@@ -44,6 +44,21 @@ export default class Info extends Tool {
 
     return this
   }
+  get(name) {
+    let infos = this._infos
+
+    if (isUndef(name)) {
+      return cloneDeep(infos)
+    }
+
+    let result
+
+    each(infos, info => {
+      if (name === info.name) result = info.val
+    })
+
+    return result
+  }
   remove(name) {
     let infos = this._infos
 

test/info.js

@@ -39,6 +39,12 @@ describe('info', function() {
     expect($tool.find('.eruda-content')).toContainText('eruda')
   })
 
+  it('get', function() {
+    expect(tool.get()).toEqual([{ name: 'test', val: 'eruda' }])
+    expect(tool.get('test')).toBe('eruda')
+    expect(tool.get('test2')).not.toBeDefined()
+  })
+
   it('remove', function() {
     tool.remove('test')
     expect($tool.find('li')).toHaveLength(0)