Fixed vuejs#407

Author: qkdreyer

lib/utils/indent-common.js

@@ -1446,23 +1446,24 @@ module.exports.defineVisitor = function create (context, tokenStore, defaultOpti
     // Process semicolons.
     ':statement' (node) {
       const info = offsets.get(tokenStore.getFirstToken(node))
-      const lastToken = tokenStore.getLastToken(node)
       if (info == null) {
         return
       }
-      if (isSemicolon(lastToken)) {
-        offsets.set(lastToken, info)
-      }
 
       // Set to the semicolon of the previous token for semicolon-free style.
       // E.g.,
       //   foo
       //   ;[1,2,3].forEach(f)
-      const prevToken = tokenStore.getTokenBefore(node)
-      if (isSemicolon(prevToken)) {
-        const prevPrevToken = tokenStore.getTokenBefore(prevToken)
-        if (prevPrevToken == null || prevToken.loc.end.line !== prevPrevToken.loc.start.line) {
-          offsets.set(prevToken, info)
+      const tokens = [
+        tokenStore.getTokenBefore(node),
+        tokenStore.getLastToken(node)
+      ].filter(isSemicolon)
+
+      // Set offsets if the semicolon is at beginning of line.
+      for (const token of tokens) {
+        const prevToken = tokenStore.getTokenBefore(token)
+        if (prevToken == null || token.loc.end.line !== prevToken.loc.start.line) {
+          offsets.set(token, info)
         }
       }
     },

tests/lib/rules/script-indent.js

@@ -187,6 +187,29 @@ tester.run('script-indent', rule, loadPatterns(
       ]
     },
 
+    // Expected Indentation
+    {
+      code: unIndent`
+        export default {
+          foo() {
+            bar = 1;
+              return bar;
+          },
+        };
+      `,
+      output: unIndent`
+        export default {
+          foo() {
+            bar = 1;
+            return bar;
+          },
+        };
+      `,
+      errors: [
+        { message: 'Expected indentation of 4 spaces but found 6 spaces.', line: 4 }
+      ]
+    },
+
     // A mix of spaces and tabs.
     {
       code: unIndent`