diff --git a/.eslintrc.js b/.eslintrc.js
index ea9afbf..2cdef08 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -8,6 +8,7 @@ module.exports = {
   extends: ["eslint:recommended", "plugin:@typescript-eslint/recommended"],
   rules: {
       "no-empty": 0,
+      "no-prototype-builtins": 0,
 
       "@typescript-eslint/ban-ts-comment": 0,
       "@typescript-eslint/no-namespace": 0,
diff --git a/src/extension.ts b/src/extension.ts
index 86862c7..ae380fe 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -20,7 +20,6 @@ import { config, configActivate, configDeactivate } from './plugin/lib/config'
 import { PropDefinitionProvider } from './plugin/PropDefinitionProvider'
 
 export function activate(context: ExtensionContext): void {
-  // console.log('minapp-vscode is active!')
   configActivate()
 
   if (!config.disableAutoConfig) {
diff --git a/src/plugin/WxmlFormatter.ts b/src/plugin/WxmlFormatter.ts
index fa95c90..e11a75b 100644
--- a/src/plugin/WxmlFormatter.ts
+++ b/src/plugin/WxmlFormatter.ts
@@ -17,7 +17,7 @@ type PrettierType = typeof Prettier
 export default class implements DocumentFormattingEditProvider, DocumentRangeFormattingEditProvider {
   constructor(public config: Config) {}
 
-  async format(doc: TextDocument, range: Range, options: FormattingOptions, prefix = '') {
+  async format(doc: TextDocument, range: Range, options: FormattingOptions, prefix = ''): Promise<TextEdit[]> {
     const code = doc.getText(range)
     let content: string = code
     const resolveOptions = (prettier?: PrettierType) =>
diff --git a/src/plugin/lib/ScriptFile.ts b/src/plugin/lib/ScriptFile.ts
index 3af35f9..5368063 100644
--- a/src/plugin/lib/ScriptFile.ts
+++ b/src/plugin/lib/ScriptFile.ts
@@ -25,8 +25,8 @@ const resultCache = new Map<string, { version: number; data: PropInfo[] }>()
 const reservedWords = ['if', 'switch', 'catch', 'while', 'for', 'constructor']
 
 function parseScriptFile(file: string, type: string, prop: string) {
-  let content = getFileContent(file)
-  let locs: PropInfo[] = []
+  const content = getFileContent(file)
+  const locs: PropInfo[] = []
 
   let reg: RegExp | null = null
   /**
@@ -99,14 +99,29 @@ function parseScriptFile(file: string, type: string, prop: string) {
     })
     .forEach(mat => {
       const property = mat[2] || mat[3] || prop
-      let pos = getPositionFromIndex(content, mat.index + mat[0].indexOf(property))
-      let endPos = new Position(pos.line, pos.character + property.length)
+      const pos = getPositionFromIndex(content, mat.index + mat[0].indexOf(property))
+      const endPos = new Position(pos.line, pos.character + property.length)
       locs.push({
         loc: new Location(Uri.file(file), new Range(pos, endPos)),
         name: property,
         detail: mat[1] || mat[0],
       })
     })
+
+  /**
+   * 没有匹配到任何有效的定义就直接字符搜索
+   * 取第一个作为返回
+   */
+  if (locs.length === 0 && content && content.indexOf(prop) !== -1) {
+    const pos = getPositionFromIndex(content, content.indexOf(prop))
+    const endPos = new Position(pos.line, pos.character + prop.length)
+    locs.push({
+      loc: new Location(Uri.file(file), new Range(pos, endPos)),
+      name: prop,
+      detail: prop,
+    })
+  }
+
   return locs
 }
 
@@ -153,7 +168,7 @@ function getVersion(file: string): number {
  * @param type
  * @param prop
  */
-export function getProp(wxmlFile: string, type: string, prop: string) {
+export function getProp(wxmlFile: string, type: string, prop: string): PropInfo[] {
   const scriptFile = getScriptFile(wxmlFile)
   if (!scriptFile) return []