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proc_macro_error::macro_error - Rust
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[][src]Macro proc_macro_error::macro_error

macro_rules! macro_error {
    ($err:expr) => { ... };
    ($span:expr, $fmt:expr, $($args:expr),+ ; help = $help_fmt:expr, $($help_args:expr),+) => { ... };
    ($span:expr, $fmt:expr, $($args:expr),+ ; help = $help_msg:expr) => { ... };
    ($span:expr, $msg:expr ; help = $help_msg:expr, $($help_args:expr),+) => { ... };
    ($span:expr, $msg:expr ; help = $help_msg:expr) => { ... };
    ($span:expr, $fmt:expr, $($args:expr),+) => { ... };
    ($span:expr, $msg:expr) => { ... };
}

Shortcut for MacroError::new($span.into(), format!($fmt, $args...))