lumitrace

Lumitrace JSON Schema

• Version: 0.7.0
• Schema version: 1
• Top level: object
  • version (integer) - Schema version number.
  • events (array of event) - Traced expression events.
  • coverage (array of coverage_entry) - Per-file coverage summary.

Common Event Fields

• file (string, required) - Absolute source path.
• start_line (integer, required)
• start_col (integer, required)
• end_line (integer, required)
• end_col (integer, required)
• kind (string, required)

• name (string

  null, optional) - Present for kind=arg.

• total (integer, required) - Execution count. 0 means the expression was never executed (uncovered).
• types (object, required) - Ruby class name => observed count.

Coverage Entry Fields

• file (string, required) - Absolute source path.
• total_lines (integer, required) - Number of traced expression lines.
• covered_lines (integer, required) - Lines with total > 0.
• coverage_percent (float, required) - Covered / total * 100, rounded to 1 decimal.

Value Summary Fields

• type (string, required) - Ruby class name.
• preview (string, required) - Value preview string (inspect-based).
• length (integer, optional) - Original preview length when preview was truncated.

Collect Modes

• last
  • required fields: file, start_line, start_col, end_line, end_col, kind, total, types, last_value
  • optional fields: name
  • last_value: value_summary
• types
  • required fields: file, start_line, start_col, end_line, end_col, kind, total, types
  • optional fields: name
• history
  • required fields: file, start_line, start_col, end_line, end_col, kind, total, types, sampled_values
  • optional fields: name
  • sampled_values: array (items: value_summary)