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Pull requests: tc39/ecma262
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Editorial: remove whimsy
editorial change
ready to merge
Editors believe this PR needs no further reviews, and is ready to land.
#3803
opened Apr 7, 2026 by
michaelficarra
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Normative: add Iterator.zip and Iterator.zipKeyed
normative change
Affects behavior required to correctly evaluate some ECMAScript source text
pending stage 4
This proposal has not yet achieved stage 4, but may otherwise be ready to merge.
proposal
This is related to a specific proposal, and will be closed/merged when the proposal reaches stage 4.
#3802
opened Apr 7, 2026 by
michaelficarra
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Editorial: Add Linus to the editors list
ready to merge
Editors believe this PR needs no further reviews, and is ready to land.
#3801
opened Apr 7, 2026 by
linusg
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Editorial: Add missing period in WordCharacters description
ready to merge
Editors believe this PR needs no further reviews, and is ready to land.
#3798
opened Apr 4, 2026 by
runbing
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Editorial: add the intro summary for ES2026
editor call
to be discussed in the next editor call
editorial change
#3793
opened Apr 3, 2026 by
michaelficarra
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Editorial: Refactor fixed-size-integer conversion
editor call
to be discussed in the next editor call
#3792
opened Apr 3, 2026 by
gibson042
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Editorial: rename single-letter and initial-capital aliases
editorial change
establishes editorial conventions
#3789
opened Apr 1, 2026 by
michaelficarra
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Editorial: manually adjust table column widths for better balance
editorial change
#3779
opened Mar 27, 2026 by
michaelficarra
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Normative: use Numbers instead of reals as counters in Iterator builtins
needs consensus
This needs committee consensus before it can be eligible to be merged.
needs test262 tests
The proposal should specify how to test an implementation. Ideally via github.com/tc39/test262
normative change
Affects behavior required to correctly evaluate some ECMAScript source text
web reality
#3776
opened Mar 26, 2026 by
michaelficarra
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Editorial: align on ~namespace~ for ImportEntry, ExportEntry and ResolvedBinding
editorial change
#3775
opened Mar 24, 2026 by
guybedford
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Editorial: Define length of built-in accessor functions
editorial change
#3770
opened Mar 18, 2026 by
nicolo-ribaudo
•
Draft
Normative: Do not read from empty [[CycleRoot]] in GatherAvailableAncestors
normative change
Affects behavior required to correctly evaluate some ECMAScript source text
spec bug
#3769
opened Mar 18, 2026 by
nicolo-ribaudo
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Normative: add Temporal
has stage 4
This PR represents a proposal that has achieved stage 4, and is ready to merge.
has test262 tests
normative change
Affects behavior required to correctly evaluate some ECMAScript source text
proposal
This is related to a specific proposal, and will be closed/merged when the proposal reaches stage 4.
#3759
opened Feb 16, 2026 by
ptomato
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Editorial: Move module TopLevelCapability check inside if
#3742
opened Jan 15, 2026 by
nicolo-ribaudo
•
Draft
Layering: Revamp InitializeHostDefinedRealm
layering
affects the public spec interface and may require updates to integrating specs
normative change
Affects behavior required to correctly evaluate some ECMAScript source text
#3728
opened Nov 24, 2025 by
jmdyck
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Normative: PromiseResolve check proto instead of constructor
needs consensus
This needs committee consensus before it can be eligible to be merged.
needs test262 tests
The proposal should specify how to test an implementation. Ideally via github.com/tc39/test262
normative change
Affects behavior required to correctly evaluate some ECMAScript source text
#3689
opened Sep 11, 2025 by
mhofman
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Editorial: add a note about synchronicity of SyntheticModule Evaluate
#3640
opened Jul 9, 2025 by
legendecas
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Editorial: Use the dfs stack instead of [[DFSAncestorIndex]]
#3637
opened Jul 4, 2025 by
nicolo-ribaudo
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Editorial: dedupe and isolate modules traversal logic
#3635
opened Jul 3, 2025 by
nicolo-ribaudo
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Editorial: Make better use of ValidateTypedArray
editorial change
#3634
opened Jul 1, 2025 by
gibson042
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Editorial: Cleanup some ArrayBuffer/TypedArray/DataView/Atomics text
#3629
opened Jun 24, 2025 by
gibson042
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