feat(typescript): support BigInt (#5546)

package.json

@@ -66,8 +66,8 @@
     "resolve": "1.5.0",
     "semver": "5.4.1",
     "string-width": "2.1.1",
-    "typescript": "3.0.1",
-    "typescript-estree": "1.0.0",
+    "typescript": "3.2.0-rc",
+    "typescript-estree": "6.0.0-rc.1",
     "unicode-regex": "2.0.0",
     "unified": "6.1.6",
     "vnopts": "1.0.2",

src/language-js/parser-typescript.js

@@ -43,7 +43,7 @@ function tryParseTypeScript(text, jsx) {
     tokens: true,
     comment: true,
     useJSXTextNode: true,
-    ecmaFeatures: { jsx },
+    jsx,
     // Override logger function with noop,
     // to avoid unsupported version errors being logged
     loggerFn: () => {}

src/language-js/printer-estree.js

@@ -1573,7 +1573,15 @@ function printPathNoParens(path, options, print, args) {
     case "NumericLiteral": // Babel 6 Literal split
       return printNumber(n.extra.raw);
     case "BigIntLiteral":
-      return concat([printNumber(n.extra.rawValue), "n"]);
+      return concat([
+        printNumber(
+          n.extra
+            ? n.extra.rawValue
+            : // TypeScript
+              n.value
+        ),
+        "n"
+      ]);
     case "BooleanLiteral": // Babel 6 Literal split
     case "StringLiteral": // Babel 6 Literal split
     case "Literal": {
@@ -2098,7 +2106,6 @@ function printPathNoParens(path, options, print, args) {
       );
     }
     case "JSXFragment":
-    case "TSJsxFragment":
     case "JSXElement": {
       const elem = comments.printComments(
         path,
@@ -2204,14 +2211,11 @@ function printPathNoParens(path, options, print, args) {
     case "JSXClosingElement":
       return concat(["</", path.call(print, "name"), ">"]);
     case "JSXOpeningFragment":
-    case "JSXClosingFragment":
-    case "TSJsxOpeningFragment":
-    case "TSJsxClosingFragment": {
+    case "JSXClosingFragment": {
       const hasComment = n.comments && n.comments.length;
       const hasOwnLineComment =
         hasComment && !n.comments.every(handleComments.isBlockComment);
-      const isOpeningFragment =
-        n.type === "JSXOpeningFragment" || n.type === "TSJsxOpeningFragment";
+      const isOpeningFragment = n.type === "JSXOpeningFragment";
       return concat([
         isOpeningFragment ? "<" : "</",
         indent(
@@ -4961,11 +4965,7 @@ function isCallOrOptionalCallExpression(node) {
 }
 
 function isJSXNode(node) {
-  return (
-    node.type === "JSXElement" ||
-    node.type === "JSXFragment" ||
-    node.type === "TSJsxFragment"
-  );
+  return node.type === "JSXElement" || node.type === "JSXFragment";
 }
 
 function isEmptyJSXElement(node) {
@@ -5507,7 +5507,6 @@ function maybeWrapJSXElementInParens(path, elem) {
     JSXElement: true,
     JSXExpressionContainer: true,
     JSXFragment: true,
-    TSJsxFragment: true,
     ExpressionStatement: true,
     CallExpression: true,
     OptionalCallExpression: true,

tests/big-int/__snapshots__/jsfmt.spec.js.snap

@@ -2,7 +2,7 @@
 
 exports[`literal.js 1`] = `
 ====================================options=====================================
-parsers: ["babylon"]
+parsers: ["babylon", "typescript"]
 printWidth: 80
                                                                                 | printWidth
 =====================================input======================================

tests/big-int/jsfmt.spec.js

@@ -1 +1 @@
-run_spec(__dirname, ["babylon"]);
+run_spec(__dirname, ["babylon", "typescript"]);

yarn.lock

@@ -5698,16 +5698,16 @@ typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-typescript-estree@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/typescript-estree/-/typescript-estree-1.0.0.tgz#6266f31108d2f12594cb996d0e16d938e3cb83cd"
+typescript-estree@6.0.0-rc.1:
+  version "6.0.0-rc.1"
+  resolved "https://registry.yarnpkg.com/typescript-estree/-/typescript-estree-6.0.0-rc.1.tgz#2bc3d89d206ebdfa04cdebd9acf03aed9fff8860"
   dependencies:
     lodash.unescape "4.0.1"
     semver "5.5.0"
 
-typescript@3.0.1:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.0.1.tgz#43738f29585d3a87575520a4b93ab6026ef11fdb"
+typescript@3.2.0-rc:
+  version "3.2.0-rc"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.2.0-rc.tgz#7c3816f1c761b096f4f1712382e872f4da8f263e"
 
 ua-parser-js@^0.7.9:
   version "0.7.17"