feat: CodeMirror 6 side-by-side diff editor#507

Merged

PureWeen merged 18 commits intomainfrom

feat/codemirror-diff-editor

Apr 15, 2026

Commits on Apr 14, 2026

feat: add CodeMirror 6 merge view for syntax-highlighted diff viewing

PureWeen
and
Copilot
committed
polish: use pre-built C# mode, add shell support, fix CSS scoping

PureWeen
and
Copilot
committed
fix: address review — eliminate async void and Task.Delay race

PureWeen
and
Copilot
committed
fix: address all review findings — disposal races, stale inits, inter-hunk gaps

PureWeen
and
Copilot
committed
test: comprehensive DiffParser integration tests (39 new tests)

PureWeen
and
Copilot
committed
perf: remove redundant DiffParser.Parse in ChatMessageItem render

PureWeen
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Copilot
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feat: add PR-style file picker to diff viewer

PureWeen
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Copilot
committed
feat: add split-screen PR review panel

PureWeen
and
Copilot
committed
feat: polish diff review editor

PureWeen
and
Copilot
committed
test: add diff editor integration contracts

PureWeen
and
Copilot
committed
fix: make CodeMirror diff editor interactive by removing editable.of(false)

PureWeen
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Copilot
committed
feat: make modified side of diff editor fully editable

PureWeen
and
Copilot
committed
feat: add Apply button to save diff editor changes to file

PureWeen
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Copilot
committed
fix: enable line-number click comments on Diff messages and fix Windows line endings

PureWeen
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Copilot
committed
fix: inline comment box positioning and font-size allowlist

PureWeen
and
Copilot
committed
feat: add simulateLineClick test helper and store commentMeta on instance

PureWeen
and
Copilot
committed
fix: address all 6 PR review findings

PureWeen
and
Copilot
committed

Commits on Apr 15, 2026

fix: disable Apply without FileContentProvider and fix editor-view renamed file comments

PureWeen
and
Copilot
committed

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feat: CodeMirror 6 side-by-side diff editor#507

feat: CodeMirror 6 side-by-side diff editor#507
PureWeen merged 18 commits intomainfrom
feat/codemirror-diff-editor

Commits on Apr 14, 2026

feat: add CodeMirror 6 merge view for syntax-highlighted diff viewing

polish: use pre-built C# mode, add shell support, fix CSS scoping

fix: address review — eliminate async void and Task.Delay race

fix: address all review findings — disposal races, stale inits, inter-hunk gaps

test: comprehensive DiffParser integration tests (39 new tests)

perf: remove redundant DiffParser.Parse in ChatMessageItem render

feat: add PR-style file picker to diff viewer

feat: add split-screen PR review panel

feat: polish diff review editor

test: add diff editor integration contracts

fix: make CodeMirror diff editor interactive by removing editable.of(false)

feat: make modified side of diff editor fully editable

feat: add Apply button to save diff editor changes to file

fix: enable line-number click comments on Diff messages and fix Windows line endings

fix: inline comment box positioning and font-size allowlist

feat: add simulateLineClick test helper and store commentMeta on instance

fix: address all 6 PR review findings

Commits on Apr 15, 2026

fix: disable Apply without FileContentProvider and fix editor-view renamed file comments