Bug 204544

Summary:

`URLSearchParams` cannot be extended

Product:

WebKit

Reporter:

709922234

Component:

DOM

Assignee:

Nobody <webkit-unassigned>

Status:

RESOLVED CONFIGURATION CHANGED

Severity:

Normal

CC:

achristensen, ashvayka, webkit-bug-importer

Priority:

Keywords:

InRadar

Version:

Safari Technology Preview

Hardware:

Unspecified

OS:

macOS 10.14

See Also:

https://bugs.webkit.org/show_bug.cgi?id=174313

Attachments:

Description	Flags
Safari webconsole	none
Firefox webconsole	none

709922234

Reported 2019-11-22 19:10:21 PST

Created attachment 384224 [details] Safari webconsole ``` class QueryString extends URLSearchParams { toString() { const string = super.toString(); return string ? `?${string}` : ''; } } new QueryString({a: 1, b: 2}).toString() ``` Expectation: "?a=1&b=2" Actual: "a=1&b=2"

Attachments
Safari webconsole (50.99 KB, image/png) 2019-11-22 19:10 PST, 709922234	no flags	Details
Firefox webconsole (52.59 KB, image/png) 2019-11-22 19:11 PST, 709922234	no flags	Details
View All Add attachment proposed patch, testcase, etc.

709922234

Comment 1 2019-11-22 19:11:00 PST

Created attachment 384225 [details] Firefox webconsole

Radar WebKit Bug Importer

Comment 2 2019-11-23 12:09:06 PST

<rdar://problem/57454362>

Alexey Shvayka

Comment 3 2020-03-22 10:23:12 PDT

(In reply to 709922234 from comment #0) > Expectation: "?a=1&b=2" > Actual: "a=1&b=2" As of https://trac.webkit.org/changeset/256716, extending URLSearchParams (as well as other DOM constructors) works as expected.

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