Support TypeScript 7.1 API - #1704

Draft

johnnyreilly with Copilot wants to merge 130 commits into

mainfrom

copilot/implement-new-tsgo-api-support

Commits on Jul 26, 2026

feat: add tsgo transpile path
Copilot
authored
3670e65
fix: load tsgo API via ESM import
Copilot
authored
53082fb
Restrict execution-test TS matrix to tsgo version
Copilot
authored
fcc8a21

Commits on Jul 27, 2026

chore: explicitly use typescript@7.1.0-dev.20260725.1
johnnyreilly
committed
47139fd
Port build to TypeScript 7 native API
Copilot
authored
4706cfe
fix: large
johnnyreilly
committed
14ad7c0
fix native API execution test defaults
Copilot
authored
048c5ce
chore: remove test
johnnyreilly
committed
6679581
fix: remove unused
johnnyreilly
committed
089d51d
fix: happify ashley
johnnyreilly
committed
848e5d7
fix: use TS7 API in comparison test harness
Copilot
authored
65f7d15
fix: getProgram
johnnyreilly
committed
9f57587
feat: extra diagnostics
johnnyreilly
committed
d0c29f8
feat: match existing formatting
johnnyreilly
committed
6fde73a
chore: regenerate yarn.lock
johnnyreilly
committed
b9c52e5
chore: remove happypack
johnnyreilly
committed
db6bd05
fix: aliasResolution
johnnyreilly
committed
1e68189

Commits on Jul 28, 2026

chore: bump version
johnnyreilly
committed
291d4d3
fix: colors
johnnyreilly
committed
0319ac8
fix: webpack 4
johnnyreilly
committed
5e4691e
chore: rename
johnnyreilly
committed
3c7e4f8
chore: remove unused
johnnyreilly
committed
e539631
fix: rootDir in tests
johnnyreilly
authored
366f2ab
fix: outputs
johnnyreilly
committed
fdedc66
fix: declarationOutput
johnnyreilly
committed
c495b91
fix: declaration tests
johnnyreilly
committed
b18a746
fix: dependency
johnnyreilly
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c8a4470
fix: output
johnnyreilly
committed
f7c0809
fix: declarationWathc
johnnyreilly
committed
20ec609
chore: upgrade prettier
johnnyreilly
committed
f75550f
fix: reportFiels
johnnyreilly
committed
848c2a3
fix: test
johnnyreilly
committed
83cefbb
fix: onlyCompileBundledFiles
johnnyreilly
committed
a9bf2fe
fix: style
johnnyreilly
committed
b2fa194
fix: otherLoadersWatch
johnnyreilly
committed
fd24f44
feat: settings.json
johnnyreilly
committed
e8dd7ec
fix: output
johnnyreilly
committed
648600f
chore: add setings
johnnyreilly
committed
1f0d094
fix: resolveJsonModule
johnnyreilly
committed
938e4b0
fix: tsconfileInvalid
johnnyreilly
committed
7f5e696
fix: tsconfileInvalidFile
johnnyreilly
committed
bbecdf4
revert last fix
johnnyreilly
committed
e33b3aa

Commits on Jul 29, 2026

Comment out DIAGNOSTIC_CODE_FILE_NOT_FOUND constant
johnnyreilly
authored
45e98d0
chore: skip test
johnnyreilly
committed
9bef513
fix: yarn comparison-tests --single-test nodeModulesMeaningfulErrorWhenImportingTs
johnnyreilly
committed
3ba64cd
fix: output
johnnyreilly
committed
465f17a
chore: temp files better
johnnyreilly
committed
b6011c2
feat: virtual file system
johnnyreilly
committed
8e9dd90
fix: sourceMapsShouldConsiderInputSourceMap
johnnyreilly
committed
0495e52
fix: allow spike rm
johnnyreilly
committed
c18ad22
fix: Windows comparison-test failures in the tsgo API backend
johnnyreilly
committed
d508d26
Merge branch 'main' into copilot/implement-new-tsgo-api-support
johnnyreilly
authored
92f235b

Commits on Jul 30, 2026

docs: edit AGENTS.md / deps for sourceMaps test / time
johnnyreilly
committed
3bb72dd
Merge branch 'copilot/implement-new-tsgo-api-support' of https://github.com/TypeStrong/ts-loader into copilot/implement-new-tsgo-api-support
johnnyreilly
committed
b956f18
refactor: remove unverified Windows-fix leftovers proven unnecessary by testing
johnnyreilly
committed
cd50d4d
chore: "target": "es2022"
johnnyreilly
committed
9fd2675
feat: chalk -> picocolors
johnnyreilly
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a862571
feat: picocolors -> styleText
johnnyreilly
committed
e55bb7d
fix: test
johnnyreilly
committed
837a924
fix: eslint -> oxlint
johnnyreilly
committed
efa7eb0
feat: styleText -> picocolors
johnnyreilly
committed
3434d3f

Commits on Aug 1, 2026

chore: clean unused
johnnyreilly
committed
30ade78

Commits on Aug 3, 2026

chore: knip / upgrade deps
johnnyreilly
committed
739f5a9
fix: execution tests
johnnyreilly
committed
1d798ac
chore: remove experimentalWatchApi references
johnnyreilly
committed
2a99395

Commits on Aug 5, 2026

chore: remove experimentalWatchApi tests
johnnyreilly
committed
3594bf9
chore: remove reference to watchapi in tests
johnnyreilly
committed
5544bf3
fix: loader options hash
johnnyreilly
committed
92e5e58
fix: loader options hash
johnnyreilly
committed
9b451d5
fix: loader options hash
johnnyreilly
committed
2b9c9a8

Commits on Aug 20, 2026

Commits on Aug 29, 2026

docs: reduce comment verbosity - needs another pass
johnnyreilly
committed
4cb1118
chore: remove workarounds no longer required since https://github.com/microsoft/TypeScript/pull/64024
johnnyreilly
committed
6146ee1
chore: function expressions to function declarations
johnnyreilly
committed
fc16076
feat: knip
johnnyreilly
committed
5019944
refactor: use API-provided startPosition/endPosition instead of a manual location lookup

johnnyreilly
and
claude
committed
38d364e
fix: knip / simplify execution tests
johnnyreilly
committed
e32bbd6
fix: tests
johnnyreilly
committed
86bc387
fix: dont alias types
johnnyreilly
committed
ea547e1
chore: trim comments
johnnyreilly
committed
1066d18
refactor: simplify logger
johnnyreilly
committed
4829413
refactor: simplify logger
johnnyreilly
committed
0703360
Change ColorFn type to an interface
johnnyreilly
authored
76b04fe
Fix type annotation in ColorFn interface
johnnyreilly
authored
a50c296

Commits on Aug 30, 2026

chore: onlyCompileBundledFiles/context removed as options
johnnyreilly
committed
159fe19
refactor: naming
johnnyreilly
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8c15df5
feat: remove fs-extra
johnnyreilly
committed
76660a3
feat: remove rimraf
johnnyreilly
committed
bb91cd5
feat: remove mkdirp
johnnyreilly
committed
2eb9794
chore: remove compilerOptions loader option

johnnyreilly
and
claude
committed
3e44199
test: regenerate snapshots affected by compilerOptions harness default removal

johnnyreilly
and
claude
committed
ad8b198
docs: CHANGELOG
johnnyreilly
committed
a625166
fix: resolve .mts/.cts relative imports for dependency tracking

johnnyreilly
and
claude
committed
4f517a4
perf: only force a full snapshot rescan once per build, not per file

johnnyreilly
and
claude
committed
05010e2
perf: memoize direct-import resolution across a build's dependant recheck

johnnyreilly
and
claude
committed
fa2fcca
fix: key directImportsCache by FilePathKey, not raw file name

johnnyreilly
and
claude
committed
58e250f
refactor: naming
johnnyreilly
committed
9d6e87d
perf: memoize the .d.ts dependency scan across a build

johnnyreilly
and
claude
committed
d35d31d
refactor: names
johnnyreilly
committed
d12af3a
fix: cap orphan-file synthetic projects with LRU eviction

johnnyreilly
and
claude
committed
0d5b0c9
fix: canonicalize configFilePath/syntheticConfig* via FilePath

johnnyreilly
and
claude
committed
3f41eae
refactor: rename
johnnyreilly
committed
1fd89f7
refactor: names

johnnyreilly
and
claude
committed
e7f1b70
refactor: thread resolvedFilePathCache instead of storing it twice

johnnyreilly
and
claude
committed
44f3c75
refactor: rename
johnnyreilly
committed
d2ccddb
feat: split diagnostics
johnnyreilly
committed
55400f7
feat: format
johnnyreilly
committed
43c4b35

Commits on Sep 1, 2026

Commits on Sep 2, 2026

Commits on Sep 3, 2026

feat: have one base snapshot per total webpack build rather than one per file
johnnyreilly
committed
9658bc9

Commits on Sep 19, 2026

Commits on Sep 21, 2026

fix: resolve two Windows/virtual-file panics in the new snapshot API

johnnyreilly
and
claude
committed
693fd7c

Commits on Sep 22, 2026

chore: add standalone repro for the "no project found for opened file" panic

johnnyreilly
and
claude
committed
be6fe5a

Commits on Sep 23, 2026

fix: canonicalize openFiles/fileNotifications casing to match openProjects

johnnyreilly
and
claude
committed
788f2ea