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macro_rules! __register_diagnostic {
($code:tt, $description:tt) => ();
($code:tt) => ();
}
macro_rules! __diagnostic_used {
($code:tt) => ();
}
#[macro_export]
macro_rules! register_diagnostic {
($code:tt, $description:tt) => (__register_diagnostic! { $code, $description });
($code:tt) => (__register_diagnostic! { $code })
}
#[macro_export]
macro_rules! span_fatal {
($session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
__diagnostic_used!($code);
$session.span_fatal_with_code($span, &format!($($message)*), stringify!($code))
})
}
#[macro_export]
macro_rules! span_err {
($session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
__diagnostic_used!($code);
$session.span_err_with_code($span, &format!($($message)*), stringify!($code))
})
}
#[macro_export]
macro_rules! span_warn {
($session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
__diagnostic_used!($code);
$session.span_warn_with_code($span, &format!($($message)*), stringify!($code))
})
}
#[macro_export]
macro_rules! span_err_or_warn {
($is_warning:expr, $session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
__diagnostic_used!($code);
if $is_warning {
$session.span_warn_with_code($span, &format!($($message)*), stringify!($code))
} else {
$session.span_err_with_code($span, &format!($($message)*), stringify!($code))
}
})
}
#[macro_export]
macro_rules! struct_span_fatal {
($session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
__diagnostic_used!($code);
$session.struct_span_fatal_with_code($span, &format!($($message)*), stringify!($code))
})
}
#[macro_export]
macro_rules! struct_span_err {
($session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
__diagnostic_used!($code);
$session.struct_span_err_with_code($span, &format!($($message)*), stringify!($code))
})
}
#[macro_export]
macro_rules! struct_span_warn {
($session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
__diagnostic_used!($code);
$session.struct_span_warn_with_code($span, &format!($($message)*), stringify!($code))
})
}
#[macro_export]
macro_rules! struct_span_err_or_warn {
($is_warning:expr, $session:expr, $span:expr, $code:ident, $($message:tt)*) => ({
__diagnostic_used!($code);
if $is_warning {
$session.struct_span_warn_with_code($span, &format!($($message)*), stringify!($code))
} else {
$session.struct_span_err_with_code($span, &format!($($message)*), stringify!($code))
}
})
}
#[macro_export]
macro_rules! span_note {
($err:expr, $span:expr, $($message:tt)*) => ({
($err).span_note($span, &format!($($message)*));
})
}
#[macro_export]
macro_rules! span_help {
($err:expr, $span:expr, $($message:tt)*) => ({
($err).span_help($span, &format!($($message)*));
})
}
#[macro_export]
macro_rules! help {
($err:expr, $($message:tt)*) => ({
($err).help(&format!($($message)*));
})
}
#[macro_export]
macro_rules! register_diagnostics {
($($code:tt),*) => (
$(register_diagnostic! { $code })*
);
($($code:tt),*,) => (
$(register_diagnostic! { $code })*
)
}
#[macro_export]
macro_rules! register_long_diagnostics {
($($code:tt: $description:tt),*) => (
$(register_diagnostic! { $code, $description })*
);
($($code:tt: $description:tt),*,) => (
$(register_diagnostic! { $code, $description })*
)
}