# E0063

Warning name: `syntax_lint`

Syntax lint warning.

This warning is emitted for code patterns that are valid but discouraged by the
compiler's syntax lints.

## Erroneous example

```{literalinclude} /sources/error_codes/0063_error/top.mbt
:language: moonbit
```

## Suggestion

Follow the suggestion in the compiler lint message.

```{literalinclude} /sources/error_codes/0063_fixed/top.mbt
:language: moonbit
```