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feat: add es2026 as a valid target and lib #64096

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Oleksandr Tarasiuk (a-tarasyuk) wants to merge 9 commits into
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feat: add es2026 as a valid target and lib #64096

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a022dd9
feat: add es2026 as a valid target and lib
a-tarasyuk Aug 30, 2026
6d0205a
Merge branch 'main' into feat/63704
a-tarasyuk Sep 1, 2026
2bba2a4
Merge branch 'main' of https://github.com/microsoft/TypeScript into f…
a-tarasyuk Sep 3, 2026
fb73068
Merge branch 'main' into feat/63704
a-tarasyuk Sep 4, 2026
43135e9
restore spec wording for Error.isError
a-tarasyuk Sep 4, 2026
2099baf
clean up es2026 lib
a-tarasyuk Sep 4, 2026
97f4eae
Merge branch 'feat/63704' of https://github.com/a-tarasyuk/TypeScript…
a-tarasyuk Sep 4, 2026
bba9bbb
update baseline
a-tarasyuk Sep 4, 2026
4e61768
Merge branch 'main' of https://github.com/microsoft/TypeScript into f…
a-tarasyuk Sep 4, 2026
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1 change: 1 addition & 0 deletions packages/typescript/src/enums/scriptTarget.enum.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@ export enum ScriptTarget {
ES2023 = 10,
ES2024 = 11,
ES2025 = 12,
ES2026 = 13,
ESNext = 99,
JSON = 100,
Latest = ESNext,
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1 change: 1 addition & 0 deletions packages/typescript/src/enums/scriptTarget.ts
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Expand Up @@ -11,6 +11,7 @@ export var ScriptTarget: any;
ScriptTarget[ScriptTarget["ES2023"] = 10] = "ES2023";
ScriptTarget[ScriptTarget["ES2024"] = 11] = "ES2024";
ScriptTarget[ScriptTarget["ES2025"] = 12] = "ES2025";
ScriptTarget[ScriptTarget["ES2026"] = 13] = "ES2026";
ScriptTarget[ScriptTarget["ESNext"] = 99] = "ESNext";
ScriptTarget[ScriptTarget["JSON"] = 100] = "JSON";
ScriptTarget[ScriptTarget["Latest"] = 99] = "Latest";
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2 changes: 1 addition & 1 deletion packages/typescript/test/async/api.test.ts
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Expand Up @@ -5690,7 +5690,7 @@ describe("Program - diagnostics", () => {
...rangeOf(config, `"invalid"`),
code: 6046,
category: DiagnosticCategory.Error,
text: "Argument for '--target' option must be: 'es6', 'es2015', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'es2024', 'es2025', 'esnext'.",
text: "Argument for '--target' option must be: 'es6', 'es2015', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'es2024', 'es2025', 'es2026', 'esnext'.",
}]);
});

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2 changes: 1 addition & 1 deletion packages/typescript/test/sync/api.test.ts
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Expand Up @@ -5577,7 +5577,7 @@ describe("Program - diagnostics", () => {
...rangeOf(config, `"invalid"`),
code: 6046,
category: DiagnosticCategory.Error,
text: "Argument for '--target' option must be: 'es6', 'es2015', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'es2024', 'es2025', 'esnext'.",
text: "Argument for '--target' option must be: 'es6', 'es2015', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'es2024', 'es2025', 'es2026', 'esnext'.",
}]);
});

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52 changes: 36 additions & 16 deletions tsc/internal/bundled/embed_generated.go
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