mirror of
https://github.com/towishy/Owen-Graphite.git
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95 lines
3.8 KiB
Python
95 lines
3.8 KiB
Python
#!/usr/bin/env python3
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"""Audit CSS compatibility and bundle budget guardrails."""
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from __future__ import annotations
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import re
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import sys
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from pathlib import Path
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ROOT = Path(__file__).resolve().parents[2]
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THEME = ROOT / "theme.css"
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SRC_DIR = ROOT / "src"
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MAX_THEME_LINES = 18_250
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MAX_THEME_BYTES = 900_000
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ALLOWED_SCROLLBAR_GUTTER_VALUE = "stable both-edges"
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MAX_RAW_AQUA_RGBA = 182
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RAW_AQUA_RGBA_PATTERNS = (
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re.compile(r"rgba\(125,\s*211,\s*252"),
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re.compile(r"rgba\(186,\s*230,\s*253"),
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re.compile(r"rgba\(56,\s*189,\s*248"),
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re.compile(r"rgba\(103,\s*232,\s*249"),
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)
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COMMENT_RE = re.compile(r"/\*.*?\*/", re.DOTALL)
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DECL_RE = re.compile(r"(?P<prop>[a-zA-Z-]+)\s*:\s*(?P<value>[^;{}]+);")
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def strip_comments(text: str) -> str:
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return COMMENT_RE.sub("", text)
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def src_css_text() -> str:
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return "\n".join(path.read_text(encoding="utf-8") for path in sorted(SRC_DIR.rglob("*.css")))
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def main() -> int:
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try:
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if not THEME.exists():
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raise FileNotFoundError("theme.css is missing")
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theme = THEME.read_text(encoding="utf-8")
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src = src_css_text()
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clean_theme = strip_comments(theme)
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clean_src = strip_comments(src)
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line_count = theme.count("\n") + 1
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byte_count = len(theme.encode("utf-8"))
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if line_count > MAX_THEME_LINES:
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raise AssertionError(f"theme.css line budget exceeded: {line_count} > {MAX_THEME_LINES}")
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if byte_count > MAX_THEME_BYTES:
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raise AssertionError(f"theme.css byte budget exceeded: {byte_count} > {MAX_THEME_BYTES}")
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if "!important" in clean_src:
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raise AssertionError("src/ contains declaration-level !important outside comments")
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if "@layer" in clean_src:
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raise AssertionError("src/ contains @layer outside comments; v3 must remain unlayered")
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if "@import" in clean_theme:
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raise AssertionError("theme.css still contains @import outside comments; bundle should inline imports")
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raw_aqua_rgba_count = sum(len(pattern.findall(clean_src)) for pattern in RAW_AQUA_RGBA_PATTERNS)
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if raw_aqua_rgba_count > MAX_RAW_AQUA_RGBA:
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raise AssertionError(
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f"raw aqua rgba budget exceeded: {raw_aqua_rgba_count} > {MAX_RAW_AQUA_RGBA}; "
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"prefer semantic --ogd-rim-* / --ogd-surface-tint-* tokens"
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)
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scrollbar_matches = [match.group("value").strip() for match in DECL_RE.finditer(clean_theme) if match.group("prop") == "scrollbar-gutter"]
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unexpected_scrollbar = [value for value in scrollbar_matches if value != ALLOWED_SCROLLBAR_GUTTER_VALUE]
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if unexpected_scrollbar:
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raise AssertionError("unexpected scrollbar-gutter values: " + ", ".join(unexpected_scrollbar))
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if len(scrollbar_matches) > 1:
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raise AssertionError(f"scrollbar-gutter exception budget exceeded: {len(scrollbar_matches)} > 1")
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unsupported_print_values: list[str] = []
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for match in DECL_RE.finditer(clean_theme):
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prop = match.group("prop")
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value = match.group("value").strip()
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if prop in {"break-before", "break-after"} and value == "avoid-page":
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unsupported_print_values.append(f"{prop}: {value}")
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if unsupported_print_values:
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raise AssertionError("unsupported print break values found: " + ", ".join(sorted(set(unsupported_print_values))))
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print(
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"OK: CSS compatibility budget passed "
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f"({line_count} lines, {byte_count} bytes, scrollbar-gutter exceptions={len(scrollbar_matches)}, "
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f"raw aqua rgba={raw_aqua_rgba_count}/{MAX_RAW_AQUA_RGBA})"
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)
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return 0
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except Exception as exc:
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print(f"FAIL: {exc}", file=sys.stderr)
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return 1
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if __name__ == "__main__":
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raise SystemExit(main())
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