Implement native Fetch API host support (Window.fetch, Request/Response/Headers, body mixin)#1120

Draft

rbri with Copilot wants to merge 11 commits into

copilot/add-fetch-api-support

Commits on May 19, 2026

Initial plan
Copilot
authored
Implement native Fetch API host objects and window.fetch support

Copilot
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rbri
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Split fetch host tests into Headers/Request/Response test classes

Copilot
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rbri
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Fix RequestTest constructorWithInit for real-browser compatibility

Copilot
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rbri
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Stabilize RequestTest bodyMethods log order across browsers

Copilot
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rbri
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Stabilize RequestTest constructorWithInit log ordering

Copilot
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rbri
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Align RequestTest invalid URL case with real browsers

Copilot
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rbri
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Make RequestTest invalidConstructionCases first call reliably fail

Copilot
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rbri
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Stabilize async ordering in ResponseTest bodyMethods

Copilot
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rbri
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Fix ResponseTest staticMethods for real browsers

Copilot
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rbri
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Adjust ResponseTest staticMethods redirect expectations

Copilot
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rbri
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