Merge pull request #22 from WingGao/develop

修复TS识别as的情况

Author: aOrz

lib/mp-compiler/parse-ts.js

@@ -2,10 +2,13 @@ let ts
 try {
   ts = require('typescript')
 } catch (e) {
-
+  // console.error(e)
 }
 
 function parseComponentsDeps (scriptContent) {
+  if (ts === null) {
+    throw new Error('Please run `npm install -S typescript` to install TypeScript.')
+  }
   const sourceFile = ts.createSourceFile('test', scriptContent, ts.ScriptTarget.ESNext, /* setParentNodes */ true)
   return delint(sourceFile)
 }
@@ -21,7 +24,10 @@ function delint (sourceFile) {
     if (node.expression.expression && node.expression.expression.escapedText === 'Component') {
       const compArgs = node.expression.arguments
       if (compArgs && compArgs.length === 1) {
-        const vueClassArg = compArgs[0]
+        let vueClassArg = compArgs[0]
+        if (vueClassArg.kind === ts.SyntaxKind.AsExpression) { // @Component({ components: ...,} as any)
+          vueClassArg = vueClassArg.expression
+        }
         if (vueClassArg.properties) {
           vueClassArg.properties.forEach((classProp) => {
             // 处理components属性