get-intrinsic - npm Package Compare versions

Comparing version 1.2.0 to 1.2.1

CHANGELOG.md

@@ -8,2 +8,9 @@ # Changelog
 
+## [v1.2.1](https://github.com/ljharb/get-intrinsic/compare/v1.2.0...v1.2.1) - 2023-05-13
+
+### Commits
+
+- [Fix] avoid a crash in envs without `__proto__` [`7bad8d0`](https://github.com/ljharb/get-intrinsic/commit/7bad8d061bf8721733b58b73a2565af2b6756b64)
+- [Dev Deps] update `es-abstract` [`c60e6b7`](https://github.com/ljharb/get-intrinsic/commit/c60e6b7b4cf9660c7f27ed970970fd55fac48dc5)
+
 ## [v1.2.0](https://github.com/ljharb/get-intrinsic/compare/v1.1.3...v1.2.0) - 2023-01-19
@@ -10,0 +17,0 @@

index.js

@@ -46,8 +46,13 @@ 'use strict';
 var hasSymbols = require('has-symbols')();
+var hasProto = require('has-proto')();
 
-var getProto = Object.getPrototypeOf || function (x) { return x.__proto__; }; // eslint-disable-line no-proto
+var getProto = Object.getPrototypeOf || (
+	hasProto
+		? function (x) { return x.__proto__; } // eslint-disable-line no-proto
+		: null
+);
 
 var needsEval = {};
 
-var TypedArray = typeof Uint8Array === 'undefined' ? undefined : getProto(Uint8Array);
+var TypedArray = typeof Uint8Array === 'undefined' || !getProto ? undefined : getProto(Uint8Array);
 
@@ -58,3 +63,3 @@ var INTRINSICS = {
 	'%ArrayBuffer%': typeof ArrayBuffer === 'undefined' ? undefined : ArrayBuffer,
-	'%ArrayIteratorPrototype%': hasSymbols ? getProto([][Symbol.iterator]()) : undefined,
+	'%ArrayIteratorPrototype%': hasSymbols && getProto ? getProto([][Symbol.iterator]()) : undefined,
 	'%AsyncFromSyncIteratorPrototype%': undefined,
@@ -89,6 +94,6 @@ '%AsyncFunction%': needsEval,
 	'%isNaN%': isNaN,
-	'%IteratorPrototype%': hasSymbols ? getProto(getProto([][Symbol.iterator]())) : undefined,
+	'%IteratorPrototype%': hasSymbols && getProto ? getProto(getProto([][Symbol.iterator]())) : undefined,
 	'%JSON%': typeof JSON === 'object' ? JSON : undefined,
 	'%Map%': typeof Map === 'undefined' ? undefined : Map,
-	'%MapIteratorPrototype%': typeof Map === 'undefined' || !hasSymbols ? undefined : getProto(new Map()[Symbol.iterator]()),
+	'%MapIteratorPrototype%': typeof Map === 'undefined' || !hasSymbols || !getProto ? undefined : getProto(new Map()[Symbol.iterator]()),
 	'%Math%': Math,
@@ -106,6 +111,6 @@ '%Number%': Number,
 	'%Set%': typeof Set === 'undefined' ? undefined : Set,
-	'%SetIteratorPrototype%': typeof Set === 'undefined' || !hasSymbols ? undefined : getProto(new Set()[Symbol.iterator]()),
+	'%SetIteratorPrototype%': typeof Set === 'undefined' || !hasSymbols || !getProto ? undefined : getProto(new Set()[Symbol.iterator]()),
 	'%SharedArrayBuffer%': typeof SharedArrayBuffer === 'undefined' ? undefined : SharedArrayBuffer,
 	'%String%': String,
-	'%StringIteratorPrototype%': hasSymbols ? getProto(''[Symbol.iterator]()) : undefined,
+	'%StringIteratorPrototype%': hasSymbols && getProto ? getProto(''[Symbol.iterator]()) : undefined,
 	'%Symbol%': hasSymbols ? Symbol : undefined,
@@ -126,8 +131,10 @@ '%SyntaxError%': $SyntaxError,
 
-try {
-	null.error; // eslint-disable-line no-unused-expressions
-} catch (e) {
-	// https://github.com/tc39/proposal-shadowrealm/pull/384#issuecomment-1364264229
-	var errorProto = getProto(getProto(e));
-	INTRINSICS['%Error.prototype%'] = errorProto;
+if (getProto) {
+	try {
+		null.error; // eslint-disable-line no-unused-expressions
+	} catch (e) {
+		// https://github.com/tc39/proposal-shadowrealm/pull/384#issuecomment-1364264229
+		var errorProto = getProto(getProto(e));
+		INTRINSICS['%Error.prototype%'] = errorProto;
+	}
 }
@@ -150,3 +157,3 @@
 		var gen = doEval('%AsyncGenerator%');
-		if (gen) {
+		if (gen && getProto) {
 			value = getProto(gen.prototype);
@@ -153,0 +160,0 @@ }

package.json

 {
 	"name": "get-intrinsic",
-	"version": "1.2.0",
+	"version": "1.2.1",
 	"description": "Get and robustly cache all JS language-level intrinsics at first require time",
@@ -55,3 +55,3 @@ "main": "index.js",
 		"call-bind": "^1.0.2",
-		"es-abstract": "^1.21.1",
+		"es-abstract": "^1.21.2",
 		"es-value-fixtures": "^1.4.2",
@@ -83,2 +83,3 @@ "eslint": "=8.8.0",
 		"has": "^1.0.3",
+		"has-proto": "^1.0.1",
 		"has-symbols": "^1.0.3"
@@ -85,0 +86,0 @@ },

No alert changes

Improved metrics

Total package byte prevSize

39285

increased by1.54%

Lines of code

542

increased by1.31%

Worsened metrics

Dependency count

4

increased by33.33%

Dependency changes

• + Addedhas-proto@^1.0.1

• + Addedhas-proto@1.0.3(transitive)