Update dependency AngleSharp to 1.8.3

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
AngleSharp (source)	1.3.0 → 1.8.3

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Release Notes

AngleSharp/AngleSharp (AngleSharp)

v1.8.3

Released on Wednesday, September 30 2026

• Improved cancellation of queued timer callbacks (#​1357) @​PrzemyslawKlys
• Improved configuration / setup performance (#​1360) @​PrzemyslawKlys
• Fixed form submission ignoring sandbox restrictions (#​1358) @​PrzemyslawKlys
• Fixed <base> elements not following frozen document base URL and tree-order mutation rules (#​1355, #​1362)
• Fixed native Unloading handlers subscribing to unloading instead of beforeunload (#​1354) @​PrzemyslawKlys
• Added OnReset event to inform script hosts of native listener removals (#​1356) @​PrzemyslawKlys
• Added pull-based HTML serialization stream (#​1361) @​PrzemyslawKlys

v1.8.2

Released on Friday, September 18 2026

• Improved attribute selector serialization to write only the case-sensitivity modifier that was specified (#​1351)
• Improved id/name lookup on collections (document.forms["x"], form.elements["x"], ...) to enumerate the underlying sequence once instead of twice
• Improved performance of form.elements / fieldset.elements by walking the tree directly (#​1350)
• Improved GetElementsByTagName / GetElementsByClassName traversal to stop double-scanning each element's children
• Improved selector specificity (Selectors.Specificity, ComplexSelector.Specificity) to be computed once instead of recomputed on every read
• Improved ListSelector.GetMatchingSelector to sort its selectors once instead of on every call
• Improved performance of HTML tree construction by keeping mutation logic out of it (#​1347)
• Improved performance of DOM mutations by building a mutation record only when an observer will consume it (#​1347)
• Improved performance of parser attribute duplication check
• Fixed Document.Forms allocating a new collection instance per read, contradicting its own [DomSameObject] contract
• Fixed classList and the other reflected token lists writing their content attribute without running the attribute change steps or queueing a mutation record
• Fixed clearing a reflected boolean attribute such as disabled removing it without running the attribute change steps or queueing a mutation record
• Fixed vulnerability via SVG style serialization (GHSA-cgp3-27rh-pcp2)
• Fixed a StackOverflowException when parsing a document with deeply nested unclosed <template> elements
• Added Document.MutationVersion, a synchronous counter of DOM mutations that a parse leaves unchanged (#​1344, #​1347)

v1.8.1

Released on Thursday, September 10 2026

• Updated DoFocus and DoBlur to apply to form elements
• Improved explicit form ownership to take precedence over ancestor forms for connected controls (#​1323) @​sebastienros
• Fixed HTML hyperlink pseudo-classes omitting empty href and matching link elements (#​1337) @​sebastienros
• Fixed HTML-namespace element creation losing local-name case (#​1327) @​sebastienros
• Fixed :enabled incorrectly matching HTML links with nonempty href (#​1324) @​sebastienros
• Fixed changing focus of elements

v1.8.0

Released on Saturday, September 5 2026

• Improved AngleSharp's test website
• Fixed script data escaped state potentially not bouncing back correctly
• Added the DomSameObject annotation for the respective IDL members (#​1314) @​lahma
• Added the DomReturnType annotation for methods returning a different IDL type (#​1318)

v1.7.3

Released on Thursday, September 3 2026

• Improved tracking of parse exceptions in the HtmlParser (#​1315) @​lahma
• Fixed tokenizer buffer overrun on encoding change (#​1290) @​jafin
• Fixed selector text dropping the nth-child of clause (#​1292) @​jafin
• Fixed selector text dropping the case-insensitive (#​1291) @​jafin
• Fixed selector specificity carrying between fields instead of saturating (#​1300) @​meziantou
• Fixed condition check for disposed state in ReturnToPool (#​1296) @​meziantou
• Fixed ArgumentOutOfRangeException CSS escapes (#​1299) @​meziantou
• Fixed whitespace around An+B CSS selector notations (#​1297)
• Fixed unsupported pseudo-classes matching everything (#​1295)
• Fixed DomException for invalid foreign attribute names such as xml:lang[ (#​1294)
• Fixed script data escaped state leaving escaped mode too early (#​1298)
• Fixed CurrentScript not indicating the currently executing script (#​1308) @​lahma
• Fixed returned missing attribute-properties to use empty string instead of null (#​1313) @​lahma
• Fixed removal of data-* attributes (#​1310) @​lahma
• Added missing DomName/DomAccessor annotations (#​1301) @​meziantou
• Added missing DomLiterals attribute to AdjacentPosition (#​1311) @​lahma

v1.7.2

Released on Sunday, August 23 2026

• Fixed matching of annotation-xml encoding to be case-insensitive (#​1284) @​arpitjain099
• Fixed <xmp> usage in <select> elements
• Added ability to parse immutable byte buffers without a stream (#​1286) @​dv00d00

v1.7.1

Released on Wednesday, August 5 2026

• Improved WHATWG Url specification (#​802) @​jafin
• Improved tokenizer read performance (#​1274) @​dv00d00
• Fixed auxiliary browsing context lifetime (#​1278) @​jafin
• Fixed duplicated DomName attributes on DOM geometry
• Fixed document.open() destroying the DOM tree in case of encoding problems (#​1276)
• Fixed source references having wrong line (#​1280)

v1.7.0

Compare Source

Released on Friday, July 31 2026

• Improved CSS selector performance (#​1270, #​929) @​lahma
• Added support for the :host pseudo selector (#​1271)
• Added support for the DomGeometry spec (#​1193)

v1.6.0

Compare Source

Released on Sunday, July 26 2026

• Improved performance for text tokenization (#​1262) @​dv00d00
• Improved CSS selector performance
• Improved observer dispatch during HTML parsing (#​1266) @​dv00d00
• Improved declaration of unsupported pseudo elements
• Fixed inconsistent behavior and segfaults on Android Release build (#​1252) @​DevGitPit
• Fixed CSS attribute selector modifier handling for i / I (case-insensitive) and s / S (case-sensitive)
• Added API enhancements to expose asynchronous HTML token source (#​1265) @​dv00d00
• Added bounded stream parsing mode (#​1263) @​dv00d00
• Added canonicalization of decimal, octal, or hexadecimal IPv4 literals in Url
• Added parsing of / checks for IPv6 literals in Url
• Added support for the CSS column combinator (||) selector syntax
• Added correct identification of CurrentSource in CssMediaElement

v1.5.2

Released on Sunday, July 5 2026

• Fixed NodeIterator pre-removing steps to use the first following node (#​1260) @​ivandrofly
• Fixed Range.IsCollapsed to also compare offsets (#​1259) @​ivandrofly
• Fixed swapped comparison in Range.CompareBoundaryTo (#​1258) @​ivandrofly
• Fixed Range.CopyContent to follow the DOM Standard (#​1257) @​ivandrofly
• Fixed Range.ExtractContent to follow the DOM Standard (#​1256) @​ivandrofly
• Added missing media attribute change detection on SVG style elements (#​1261) @​ivandrofly

v1.5.1

Released on Saturday, June 13 2026

• Fixed tokenization of large plain-text contents (#​1251) @​SimonCropp

v1.5.0

Released on Saturday, June 6 2026

• Fixed vulnerability via annoation-xml elements (GHSA-pgww-w46g-26qg)
• Updated benchmarks (#​1246) @​jafin
• Added ability to pass in cookie container to MemoryCookieProvider (#​1249) @​riina
• Added HTML parser selector optimizations (#​1245) @​jafin

v1.4.0

Released on Wednesday, November 12 2025.

• Fixed handling of carriage return in text sources
• Added support for of syntax in :nth-child functions within CSS selectors
• Added selectedcontent to known elements (#​1230)
• Added :open, ::checkmark, ::picker-icon, and ::picker(ident) to selector syntax (#​1230)
• Added parsing for customizable <select> (#​1230)
• Added .NET 10 as an explicit target

v1.3.1

Compare Source

Released on Saturday, November 8 2025.

• Added IReadOnlyList<T> interface to IHtmlCollection, IStringList, ITokenList, IHtmlFormControlsCollection (#​1226, #​1227) @​weitzhandler

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