v9.1.1

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No code changes. We re-packed and republished v9.1.1, because the v9.1.0 package was broken due to an npm v7 bug.

Fixes

• Published tarball had extra slashes in the paths of dist files. #​1172

v9.1.0

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Added

• Expose ts-node REPL via the API (#​1121) @​MarcManiez
• Allow --typeCheck flag to override --transpileOnly flag specified in tsconfig.json (#​1142)

Changed

• Rename interface Register to Service. It is still aliased as Register for backwards compatibility (#​1158)
• Update code copied from node's ESM resolver to be the latest from node 15, to keep our ESM resolver's behavior as close as possible to vanilla node (#​1167)

Fixed

• ESM resolver will preserve search portion of URL, used for cache busting (#​1165) @​frandiox
• Fix ESM resolution of builtin modules on node >=14.13.1 (#​1136)
• Recognize --es-module-specifier-resolution as an alias of --experimental-specifier-resolution for node 12 compatibility (#​1122) @​nguyensomniac

Docs

• Fix description of ts-node-dev in README (#​1131) @​iamandrewluca
• Update transformers description to clarify incompatibility with transpileOnly (#​1123)

Misc

• Changes to test matrix: Test against node 15; drop node 13 tests; remove 12.16 in favor of latest 12.x.x (#​1138, #​1148)
• Improve codecov rules to remove misleading test failures (#​1159)

v9.0.0

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Breaking changes are labelled [BREAKING] below.

Added

• Throw ERR_REQUIRE_ESM when a file is require()d which should be loaded as ESM (#​1031)
• Re-add "exports" declaration to package.json in backwards-compatible way, enabling node --loader ts-node/esm without file extension (#​1028)
• Allow specifying "require" option via tsconfig (#​925)
• REPL respects node's NODE_NO_READLINE environment variable (#​1090)
• Add a transpile-only entrypoint for ESM loader: node --loader ts-node/esm/transpile-only (#​1102) @​concision

Changed

• [BREAKING] Drops support for node versions < 10 (#​1036)

Fixed

• [BREAKING] Re-add realpath, which should fix workflows that use symlinks, such as pnpm, Lerna workspaces, or other mono-repo configurations (#​970)
• Compile files within node_modules when --skip-ignore or --ignore options are configured to allow it (#​970)
• Fix #​884 by not adding all referenced files to getSourceFileNames/rootNames (#​999)
• Fix #​996: bump projectVersion every time getSourceFileNames changes, avoiding accidentally outdated typechecking (#​998)
• Fix #​1051: pass transformers object to ts.transpileModule (#​1054) @​thetutlage
• Fix #​1060: use source maps for stack traces in ESM modules (#​1087)
• Fix #​1072: Respect --experimental-specifier-resolution coming from NODE_OPTIONS in ESM loader (#​1085) @​evg656e
• Fix #​1098: ESM loader should skip .cjs, .mjs, and any unexpected file extensions (#​1103) @​concision

Docs

• Better explain how to compile imports, either CommonJS or using experimental ESM loader. Resolves #​1075 (#​1086)

Misc

• Fix, re-enable, and add various tests (#​1044, #​1088, #​1108, #​1110, #​1109, #​1115, #​1043, #​999)