SIFR-FMT-0001: Source formatting drift detected by sifr fmt --check. - Sifr

SIFR-FMT-0001 belongs to the Formatting diagnostic family. It means: source formatting drift detected by sifr fmt —check.

Why It Happens

The source file differs from canonical Sifr formatter output.

Use sifr --explain SIFR-FMT-0001 locally to see the renderer’s exact message template and any machine-applicable suggestions for the compiler version you are running.

Erroneous Code

def main()->int:
 return 1

How To Fix It

Run sifr fmt to rewrite the file, or make the source match the formatter output before using sifr fmt --check.

Fixed Code

def main() -> int:
    return 1

Details

Field	Value
Code	`SIFR-FMT-0001`
Family	`FMT`
Severity	Error
Stability	stable
Owner	`sifr_format`
Representative fixture	`crates/sifr_format/src/lib.rs::check_reports_formatting_drift`

See the Error Codes index for the complete catalog.