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chore: sync *.ps1 EOL fix from canonical#21

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chore/sync-ps1-eol-from-canonical
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chore: sync *.ps1 EOL fix from canonical#21
Chris-Wolfgang wants to merge 4 commits into
mainfrom
chore/sync-ps1-eol-from-canonical

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@Chris-Wolfgang

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Summary

Syncs the canonical *.ps1 EOL fix from repo-template#347 + #348. Removes the CRLF + UTF-8-BOM overrides for *.ps1 files in .gitattributes and .editorconfig.

Why

The #!/usr/bin/env pwsh shebang at the top of every script in scripts/ doesn't work as an executable on Linux/macOS when files are stored with CRLF + BOM:

  1. CRLF: kernel parses #!/usr/bin/env pwsh\r and tries to find an interpreter named pwsh\r — fails.
  2. BOM: bytes EF BB BF appear before #!, so the kernel doesn't recognize the file as a shebang script at all.

The original "PowerShell uses CRLF for Windows compatibility" rationale predates PowerShell 7+ (cross-platform). The PowerShell team's own canonical repos (PowerShell/PowerShell, PSScriptAnalyzer) all use LF + no BOM.

Changes

File Before After
.gitattributes *.ps1 text eol=crlf *.ps1 text eol=lf
.editorconfig [*.ps1] end_of_line = crlf, charset = utf-8-bom (both removed; LF + utf-8 from [*] defaults)

Comments rewritten to explain the shebang rationale.

What does NOT change

  • Files in the index: already LF. The CRLF rule was aspirational policy that never matched reality. No file content rewrites in this PR.
  • Windows users: core.autocrlf=true (Git for Windows default) still gives CRLF in working tree on checkout. Only the index/wire format is LF.
  • Indent: still 4 spaces for *.ps1.

Note about the protected-files guard

This PR touches .gitattributes (in canonical the rule is in .editorconfig's domain too) and .editorconfig (protected). The Detect .NET Projects guard will fail it. Maintainer override required — same path as the canonical PRs.

Test plan

  • Maintainer override + merge
  • After merge, git ls-files --eol scripts/*.ps1 shows i/lf w/* attr/text eol=lf everywhere

Removes the CRLF + UTF-8-BOM overrides for *.ps1 files in
.gitattributes and .editorconfig. Required for the
'#!/usr/bin/env pwsh' shebang at the top of every script in scripts/
to work as an executable on Linux/macOS.

No file content rewrites — index has been LF the whole time. Only
attr declarations align with reality now.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Copilot AI review requested due to automatic review settings May 10, 2026 00:20

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Pull request overview

Syncs the template’s PowerShell cross-platform EOL policy so scripts/*.ps1 can be executed via #!/usr/bin/env pwsh on Linux/macOS (avoiding CRLF and BOM issues).

Changes:

  • Update .gitattributes to store *.ps1 with eol=lf instead of eol=crlf, with updated rationale.
  • Remove the end_of_line = crlf and charset = utf-8-bom overrides from .editorconfig’s [*.ps1] section (leaving only indentation).

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 2 comments.

File Description
.gitattributes Switch *.ps1 normalization to LF and document shebang-related rationale.
.editorconfig Remove PS1 CRLF/BOM overrides so PS1 inherits global UTF-8 + LF settings.

Comment thread .gitattributes Outdated
Comment thread .editorconfig Outdated
Chris-Wolfgang and others added 2 commits May 13, 2026 16:53
- .editorconfig: drop the [*.ps1] section; its indent_size = 4 is a
  no-op since [*] already sets indent_size = 4. The shebang-rationale
  comment now sits as a top-level note honest about the shebang being
  present 'where present' rather than in 'every script in scripts/'.
- .gitattributes: tighten the *.ps1 comment so it doesn't imply
  `eol=lf` prevents a BOM (it can't), and correct the autocrlf
  claim — `* text=auto eol=lf` at the top of file overrides
  autocrlf so Windows users get LF in their working tree too.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Copilot AI review requested due to automatic review settings May 14, 2026 02:17

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Pull request overview

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

Comment thread .editorconfig
@Chris-Wolfgang

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Superseded by the C1 template-drift re-sync — the canonical repo-template already carries this fix, delivered wholesale by the new C1 PRs. Closing as superseded; deleting the branch.

@Chris-Wolfgang Chris-Wolfgang deleted the chore/sync-ps1-eol-from-canonical branch May 22, 2026 15:34
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2 participants