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Parser: impl Record

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Shunsuke Shibayama 2022-08-22 17:21:43 +09:00
parent 3ae3fd997b
commit a6f9e89ffc
8 changed files with 415 additions and 172 deletions
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16
compiler/erg_common/traits.rs
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@ -481,12 +481,26 @@ macro_rules! impl_display_from_nested {
};
}
/// For Decl, Def, Call, etc., which can occupy a line by itself
#[macro_export]
macro_rules! impl_nested_display_for_chunk_enum {
($Enum: ident; $($Variant: ident $(,)?)*) => {
impl NestedDisplay for $Enum {
fn fmt_nest(&self, f: &mut fmt::Formatter<'_>, level: usize) -> fmt::Result {
write!(f, "{}", " ".repeat(level))?;
match self {
$($Enum::$Variant(v) => v.fmt_nest(f, level),)*
}
}
}
}
}
#[macro_export]
macro_rules! impl_nested_display_for_enum {
($Enum: ident; $($Variant: ident $(,)?)*) => {
impl NestedDisplay for $Enum {
fn fmt_nest(&self, f: &mut fmt::Formatter<'_>, level: usize) -> fmt::Result {
write!(f, "{}", " ".repeat(level))?;
match self {
$($Enum::$Variant(v) => v.fmt_nest(f, level),)*
}