Content

Rule kinds in the Content family. Each rule below links to its own page with options, an example, and any auto-fix support.

Rule	Description
file_content_matches	File contents must contain at least one match for a regex.
file_content_forbidden	File contents must NOT match a regex.
file_header	The first N lines must match a regex (line-oriented).
file_starts_with	Byte-level prefix / suffix check.
file_ends_with	Byte-level prefix / suffix check.
file_hash	Content SHA-256 must equal the expected digest.
file_max_size	File must be at most max_bytes in size.
file_min_size	File must be at least min_bytes in size.
file_min_lines	File must have at least min_lines lines (\n-terminated, with an unterminated trailing segment counting as one more, wc -l semantics).
file_max_lines	File must have at most max_lines lines, using the same accounting as file_min_lines.
file_footer	Last lines lines of each file in scope must match a regex.
file_shebang	First line of each file in scope must match the shebang regex.
file_is_text	Content is detected as text (magic bytes + UTF-8 validity check), fails on binary files matched by paths.
file_is_ascii	Every byte in the file must be < 0x80 (pure ASCII), except codepoints listed in allow:.