gregolint

CLI linter for .gabc files.

Rules

See RULES.md for the list of currently implemented diagnostics.

Install (local workspace)

From the workspace root (sibling folders):

• cd gregolint && npm install

Usage

• ./bin/gregolint path/to/file.gabc
• ./bin/gregolint --min-severity warning file1.gabc file2.gabc
• ./bin/gregolint --ignore missing-name-header,duplicate-header file.gabc

JSON diagnostics

Use --format json to print a single JSON object to stdout:

• ./bin/gregolint --format json file.gabc

Notes:

• JSON range is LSP-like and 0-based (line, character).
• Text output uses 1-based line:column for readability.

Exit codes

• 0: no errors
• 1: at least one diagnostic with severity error
• 2: usage/runtime error