Breaking: Use ESTree export node types in modules (fixes# 263)

README.md

@@ -2,7 +2,7 @@
 
 A parser that converts TypeScript into an [ESTree](https://github.com/estree/estree)-compatible form so it can be used in ESLint.
 
-**Important:** This parser is not fully compatbile with all ESLint rules and plugins. Some rules will improperly mark source code as failing or not find problems where it should.
+**Important:** This parser is not fully compatible with all ESLint rules and plugins. Some rules will improperly mark source code as failing or not find problems where it should.
 
 ## Supported TypeScript Version
 
@@ -24,6 +24,8 @@ The following ESLint rules will fail on acceptable code:
 
 The follow ESLint plugins have issues when used with this parser:
  - eslint-plugin-react [#213](https://github.com/eslint/typescript-eslint-parser/issues/213)
+ - eslint-plugin-import
+    - prefer-default-export - Will fail exports inside of Namespaces or Modules
 
 The following TypeScript syntax will cause rules to fail or ESLint v3 to crash:
  - Empty body functions
@@ -51,7 +53,7 @@ If you're familiar with TypeScript and ESLint, and you'd like to see this projec
 
 ## Reporting Bugs
 
-Please check the current list of open and known issues and ensure the bug has not been reported before. When creating a new issue provide as much information about your enviroment as possible. This includes:
+Please check the current list of open and known issues and ensure the bug has not been reported before. When creating a new issue provide as much information about your environment as possible. This includes:
  - ESLint Version
  - TypeScript version
  - TypeScript parser version

lib/node-utils.js

@@ -486,15 +486,7 @@ function fixExports(node, result, ast) {
         result.range[0] = varToken.getStart();
         result.loc = getLocFor(result.range[0], result.range[1], ast);
 
-        let declarationType = declarationIsDefault ? "ExportDefaultDeclaration" : "ExportNamedDeclaration";
-
-        /**
-         * Prefix exports from TypeScript namespaces with "TS" to distinguish
-         * them from ES2015 exports
-         */
-        if (node.parent && node.parent.kind === SyntaxKind.ModuleBlock) {
-            declarationType = "TSNamespaceExportDeclaration";
-        }
+        const declarationType = declarationIsDefault ? "ExportDefaultDeclaration" : "ExportNamedDeclaration";
 
         const newResult = {
             type: declarationType,

tests/fixtures/typescript/namespaces-and-modules/declare-namespace-with-exported-function.result.js

@@ -86,7 +86,7 @@ module.exports = {
                 },
                 "body": [
                     {
-                        "type": "TSNamespaceExportDeclaration",
+                        "type": "ExportNamedDeclaration",
                         "declaration": {
                             "type": "TSNamespaceFunctionDeclaration",
                             "range": [