update acorn-to-esprima, add tests for babel/babel-eslint#216

eslint/babel-eslint-parser/index.js

@@ -414,13 +414,13 @@ exports.parseNoPatch = function (code) {
   ast.tokens.pop();
 
   // convert tokens
-  ast.tokens = acornToEsprima.toTokens(ast.tokens, tt);
+  ast.tokens = acornToEsprima.toTokens(ast.tokens, tt, code);
 
   // add comments
   acornToEsprima.convertComments(ast.comments);
 
   // transform esprima and acorn divergent nodes
-  acornToEsprima.toAST(ast, traverse);
+  acornToEsprima.toAST(ast, traverse, code);
 
   // ast.program.tokens = ast.tokens;
   // ast.program.comments = ast.comments;

eslint/babel-eslint-parser/test/babel-eslint.js

@@ -330,6 +330,7 @@ describe("acorn-to-esprima", function () {
     ].join("\n"));
   });
 
+  describe("babel 6 tests", function () {
     it("MethodDefinition", function () {
       parseAndAssertSame([
         "export default class A {",
@@ -402,4 +403,11 @@ describe("acorn-to-esprima", function () {
     it("super outside method", function () {
       parseAndAssertSame("function F() { super(); }");
     });
+
+    it("StringLiteral", function () {
+      parseAndAssertSame('');
+      parseAndAssertSame("");
+      parseAndAssertSame("a");
+    });
+  });
 });

eslint/babel-eslint-parser/test/non-regression.js

@@ -1296,4 +1296,12 @@ describe("verify", function () {
       [ "1:13 \"x\" was used before it was defined no-use-before-define" ]
     )
   });
+
+  it("jsx and stringliteral #216", function () {
+    verifyAndAssertMessages(
+      "<div className=''></div>",
+      {},
+      []
+    )
+  });
 });