refactor: extract builtins, make readonly set

rollup · Dec 16, 2021 · 23dff43 · 23dff43
1 parent b43ab5b
commit 23dff43
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Showing 2 changed files with 65 additions and 6 deletions.
diff --git a/src/utils/BUILTINS.ts b/src/utils/BUILTINS.ts
@@ -0,0 +1,63 @@
+const BUILTINS: ReadonlySet<string> = new Set([
+	'Infinity',
+	'NaN',
+	'undefined',
+	'null',
+	'true',
+	'false',
+	'eval',
+	'uneval',
+	'isFinite',
+	'isNaN',
+	'parseFloat',
+	'parseInt',
+	'decodeURI',
+	'decodeURIComponent',
+	'encodeURI',
+	'encodeURIComponent',
+	'escape',
+	'unescape',
+	'Object',
+	'Function',
+	'Boolean',
+	'Symbol',
+	'Error',
+	'EvalError',
+	'InternalError',
+	'RangeError',
+	'ReferenceError',
+	'SyntaxError',
+	'TypeError',
+	'URIError',
+	'Number',
+	'Math',
+	'Date',
+	'String',
+	'RegExp',
+	'Array',
+	'Int8Array',
+	'Uint8Array',
+	'Uint8ClampedArray',
+	'Int16Array',
+	'Uint16Array',
+	'Int32Array',
+	'Uint32Array',
+	'Float32Array',
+	'Float64Array',
+	'Map',
+	'Set',
+	'WeakMap',
+	'WeakSet',
+	'SIMD',
+	'ArrayBuffer',
+	'DataView',
+	'JSON',
+	'Promise',
+	'Generator',
+	'GeneratorFunction',
+	'Reflect',
+	'Proxy',
+	'Intl'
+]);
+
+export default BUILTINS;
diff --git a/src/utils/identifierHelpers.ts b/src/utils/identifierHelpers.ts
@@ -1,11 +1,7 @@
+import BUILTINS from './BUILTINS';
 import RESERVED_WORDS from './RESERVED_WORDS';
 
-const builtins =
-	'Infinity NaN undefined null true false eval uneval isFinite isNaN parseFloat parseInt decodeURI decodeURIComponent encodeURI encodeURIComponent escape unescape Object Function Boolean Symbol Error EvalError InternalError RangeError ReferenceError SyntaxError TypeError URIError Number Math Date String RegExp Array Int8Array Uint8Array Uint8ClampedArray Int16Array Uint16Array Int32Array Uint32Array Float32Array Float64Array Map Set WeakMap WeakSet SIMD ArrayBuffer DataView JSON Promise Generator GeneratorFunction Reflect Proxy Intl'.split(
-		' '
-	);
-
-const blacklisted = new Set([...RESERVED_WORDS, ...builtins]);
+const blacklisted = new Set([...RESERVED_WORDS, ...BUILTINS]);
 
 const illegalCharacters = /[^$_a-zA-Z0-9]/g;