theme-parity

Testing & Quality

INTERNAL DEV WORKFLOW for WpfHexEditor — Claude self-invokes after editing Themes/<Theme>/Colors.xaml or *Theme.xaml to verify the 18 themes share the same key surface. Detects: theme-key-missing (key in Dark but not in the edited theme), theme-key-orphan (key only in this theme), theme-color-no-brush (Color without paired SolidColorBrush), theme-merge-order (wrapper merges Colors.xaml after Menu.xaml/TabControl.xaml). Skip on: edits outside the Themes/ tree.

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Source SKILL.md: https://github.com/abbaye/WpfHexEditorIDE/blob/HEAD/Sources/.claude/skills/theme-parity/SKILL.md

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theme-parity (internal)

Theme switching is a pure ResourceDictionary swap — every theme must expose the same key set. DarkTheme is the canonical reference.

When I invoke

Situation	Run?
Edit `*/Themes/<X>/Colors.xaml` (Shell or Docking)	yes
Edit `*Theme.xaml` wrapper (merge order)	yes
Add a new theme folder	yes (regen reference first)
Edit non-theme XAML	no (`xaml-guard` / `ui-design`)

Pipeline

If data/reference-keys.txt missing: scripts/theme-parity.ps1 -RefreshReference (extracts keys from Dark).
scripts/theme-parity.ps1 -Files <paths> → per-theme summary.
Suggest patch (copy-paste values from Dark): scripts/theme-parity.ps1 -Files <path> -SuggestPatch

4 rules

Rule	Severity	Detects
`theme-key-missing`	error	key in Dark reference, absent from edited theme
`theme-key-orphan`	warn	key only in edited theme, no other theme has it
`theme-color-no-brush`	warn	`<Color x:Key="XColor">` without paired `<SolidColorBrush x:Key="XBrush">`
`theme-merge-order`	error	`*Theme.xaml` merges Colors.xaml AFTER Menu.xaml/TabControl.xaml

Output

Theme: Cyberpunk
  Missing: 4   DockMenuHighlightColor, DockMenuHighlightBrush, DockSplitterColor, DockSplitterBrush
  Orphan:  1   CyberNeonAccentColor
  Color/brush mismatch: 0  |  Merge order: OK

Does not validate color aesthetics, auto-apply patches, or check token usage in non-theme XAML (ui-design covers that).

Maintenance

Adding keys to Dark → regen reference, then theme-parity.ps1 fires on all other themes to roll the token.
Promoting token to all themes → add to Dark first, regen, propagate.