Jeffrey Smith
786bc92768
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Co-authored-by: Jeffrey Smith <jasafpro@gmail.com> Co-committed-by: Jeffrey Smith <jasafpro@gmail.com>
75 lines
2.1 KiB
Bash
75 lines
2.1 KiB
Bash
#!/usr/bin/env bash
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# audit-css-collisions.sh — Find duplicate class selectors across kernel CSS files
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# Outputs a JSON collision report to stdout.
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# Usage: bash scripts/audit-css-collisions.sh [css-dir]
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set -euo pipefail
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CSS_DIR="${1:-src/css}"
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# Extract class selectors from CSS files and track their file + line
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declare -A SEEN # selector -> "file:line file:line ..."
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for f in "$CSS_DIR"/*.css; do
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[ -f "$f" ] || continue
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lineno=0
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while IFS= read -r line; do
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lineno=$((lineno + 1))
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# Extract class selectors (e.g. .foo-bar, .foo__bar--baz)
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# Skip lines that are comments, inside @keyframes, or @media queries
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[[ "$line" =~ ^[[:space:]]*/\* ]] && continue
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[[ "$line" =~ ^[[:space:]]*@keyframes ]] && continue
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# Match class selectors at the start of a rule
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while [[ "$line" =~ \.([a-zA-Z_][a-zA-Z0-9_-]*) ]]; do
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cls=".${BASH_REMATCH[1]}"
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entry="$(basename "$f"):$lineno"
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if [ -n "${SEEN[$cls]:-}" ]; then
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SEEN[$cls]="${SEEN[$cls]} $entry"
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else
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SEEN[$cls]="$entry"
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fi
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# Remove the matched portion to find more classes on the same line
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line="${line#*${BASH_REMATCH[0]}}"
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done
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done < "$f"
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done
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# Build JSON: only emit selectors defined in more than one file
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echo "["
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first=true
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for cls in "${!SEEN[@]}"; do
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locations="${SEEN[$cls]}"
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# Get unique files
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files=()
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for loc in $locations; do
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file="${loc%%:*}"
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found=false
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for f in "${files[@]:-}"; do
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[ "$f" = "$file" ] && found=true && break
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done
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$found || files+=("$file")
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done
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# Only report if defined in 2+ different files
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[ ${#files[@]} -lt 2 ] && continue
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if $first; then first=false; else echo ","; fi
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# Build locations array
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locs_json=""
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for loc in $locations; do
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[ -n "$locs_json" ] && locs_json="$locs_json, "
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locs_json="$locs_json\"$loc\""
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done
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files_json=""
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for f in "${files[@]}"; do
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[ -n "$files_json" ] && files_json="$files_json, "
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files_json="$files_json\"$f\""
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done
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printf ' {"selector": "%s", "files": [%s], "locations": [%s]}' "$cls" "$files_json" "$locs_json"
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done
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echo ""
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echo "]"
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