enable: allowNamespaces by default

babel · Feb 8, 2021 · 3ecbf22 · 3ecbf22
1 parent 1506c9b
commit 3ecbf22
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Showing 3 changed files with 4 additions and 6 deletions.
diff --git a/packages/babel-plugin-transform-typescript/src/index.js b/packages/babel-plugin-transform-typescript/src/index.js
@@ -51,17 +51,15 @@ export default declare((api, opts) => {
   const JSX_PRAGMA_REGEX = /\*?\s*@jsx((?:Frag)?)\s+([^\s]+)/;
 
   const {
+    allowNamespaces = true,
     jsxPragma = "React.createElement",
     jsxPragmaFrag = "React.Fragment",
     onlyRemoveTypeImports = false,
   } = opts;
 
   if (!process.env.BABEL_8_BREAKING) {
     // eslint-disable-next-line no-var
-    var { allowDeclareFields = false, allowNamespaces = false } = opts;
-  } else {
-    // eslint-disable-next-line no-var,no-redeclare
-    var { allowNamespaces = true } = opts;
+    var { allowDeclareFields = false } = opts;
   }
 
   const classMemberVisitors = {

diff --git a/packages/babel-preset-typescript/src/normalize-options.js b/packages/babel-preset-typescript/src/normalize-options.js
@@ -2,7 +2,7 @@ import { OptionValidator } from "@babel/helper-validator-option";
 const v = new OptionValidator("@babel/preset-typescript");
 
 export default function normalizeOptions(options = {}) {
-  let { allowNamespaces, jsxPragma, onlyRemoveTypeImports } = options;
+  let { allowNamespaces = true, jsxPragma, onlyRemoveTypeImports } = options;
 
   if (process.env.BABEL_8_BREAKING) {
     const TopLevelOptions = {

diff --git a/packages/babel-preset-typescript/test/normalize-options.spec.js b/packages/babel-preset-typescript/test/normalize-options.spec.js
@@ -78,7 +78,7 @@ describe("normalize options", () => {
       expect(normalizeOptions({})).toMatchInlineSnapshot(`
         Object {
           "allExtensions": false,
-          "allowNamespaces": undefined,
+          "allowNamespaces": true,
           "isTSX": false,
           "jsxPragma": undefined,
           "jsxPragmaFrag": "React.Fragment",