Enum Suggestion 

pub enum Suggestion {
    None,
    UsePositional,
    RemoveRawIdent(Range<usize>),
    ReorderFormatParameter(Range<usize>, String),
    AddMissingColon(Range<usize>),
    UseRustDebugPrintingMacro,
}

Variants

None

UsePositional

Replace inline argument with positional argument: format!("{foo.bar}") -> format!("{}", foo.bar)

RemoveRawIdent(Range<usize>)

Remove r# from identifier: format!("{r#foo}") -> format!("{foo}")

ReorderFormatParameter(Range<usize>, String)

Reorder format parameter: format!("{foo:?#}") -> format!("{foo:#?}") format!("{foo:?x}") -> format!("{foo:x?}") format!("{foo:?X}") -> format!("{foo:X?}")

AddMissingColon(Range<usize>)

Add missing colon: format!("{foo?}") -> format!("{foo:?}")

UseRustDebugPrintingMacro

Use Rust format string: format!("{x=}") -> dbg!(x)