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GeezerVison is showing github.com — util: freeze `kEnumerableProperty` · nodejs/node@053347c

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lib/internal
- util.js
test/parallel
- test-internal-util-objects.js

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`‎lib/internal/util.js‎`

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+1Lines changed: 1 addition & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -511,6 +511,7 @@ function structuredClone(value) {`
`511`	`511`
`512`	`512`	`const kEnumerableProperty = ObjectCreate(null);`
`513`	`513`	`kEnumerableProperty.enumerable = true;`
	`514`	`+ObjectFreeze(kEnumerableProperty);`
`514`	`515`
`515`	`516`	`const kEmptyObject = ObjectFreeze(ObjectCreate(null));`
`516`	`517`

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`‎test/parallel/test-internal-util-objects.js‎`

Copy file name to clipboardExpand all lines: test/parallel/test-internal-util-objects.js

+29Lines changed: 29 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -29,6 +29,35 @@ Object.prototype.blep = 'blop';`
`29`	`29`	`Object.getOwnPropertyNames(kEnumerableProperty),`
`30`	`30`	`[ 'enumerable' ]`
`31`	`31`	`);`
	`32`	`+`
	`33`	`+ assert.throws(`
	`34`	`+ () => Object.setPrototypeOf(kEnumerableProperty, { value: undefined }),`
	`35`	`+ TypeError`
	`36`	`+ );`
	`37`	`+ assert.throws(`
	`38`	`+ () => delete kEnumerableProperty.enumerable,`
	`39`	`+ TypeError`
	`40`	`+ );`
	`41`	`+ assert.throws(`
	`42`	`+ () => kEnumerableProperty.enumerable = false,`
	`43`	`+ TypeError`
	`44`	`+ );`
	`45`	`+ assert.throws(`
	`46`	`+ () => Object.assign(kEnumerableProperty, { enumerable: false }),`
	`47`	`+ TypeError`
	`48`	`+ );`
	`49`	`+ assert.throws(`
	`50`	`+ () => kEnumerableProperty.value = undefined,`
	`51`	`+ TypeError`
	`52`	`+ );`
	`53`	`+ assert.throws(`
	`54`	`+ () => Object.assign(kEnumerableProperty, { value: undefined }),`
	`55`	`+ TypeError`
	`56`	`+ );`
	`57`	`+ assert.throws(`
	`58`	`+ () => Object.defineProperty(kEnumerableProperty, 'value', {}),`
	`59`	`+ TypeError`
	`60`	`+ );`
`32`	`61`	`}`
`33`	`62`
`34`	`63`	`{`

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