10378: fix: Implement most proc_macro span handling methods r=jonas-schievink a=jonas-schievink

This closes https://github.com/rust-analyzer/rust-analyzer/issues/10368 – some APIs are still missing, but they are either for unstable features or require https://github.com/rust-analyzer/rust-analyzer/issues/9403

bors r+

Co-authored-by: Jonas Schievink <jonasschievink@gmail.com>
This commit is contained in:
bors[bot] 2021-09-27 18:00:08 +00:00 committed by GitHub
commit 533ca584c3
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@ -424,19 +424,20 @@ impl server::Group for Rustc {
group.delimiter.map(|it| it.id).unwrap_or_else(tt::TokenId::unspecified)
}
fn set_span(&mut self, _group: &mut Self::Group, _span: Self::Span) {
// FIXME handle span
fn set_span(&mut self, group: &mut Self::Group, span: Self::Span) {
if let Some(delim) = &mut group.delimiter {
delim.id = span;
}
}
fn span_open(&mut self, _group: &Self::Group) -> Self::Span {
// FIXME handle span
// MySpan(self.span_interner.intern(&MySpanData(group.span_open())))
tt::TokenId::unspecified()
fn span_open(&mut self, group: &Self::Group) -> Self::Span {
// FIXME we only store one `TokenId` for the delimiters
group.delimiter.map(|it| it.id).unwrap_or_else(tt::TokenId::unspecified)
}
fn span_close(&mut self, _group: &Self::Group) -> Self::Span {
// FIXME handle span
tt::TokenId::unspecified()
fn span_close(&mut self, group: &Self::Group) -> Self::Span {
// FIXME we only store one `TokenId` for the delimiters
group.delimiter.map(|it| it.id).unwrap_or_else(tt::TokenId::unspecified)
}
}
@ -454,13 +455,11 @@ impl server::Punct for Rustc {
fn spacing(&mut self, punct: Self::Punct) -> bridge::Spacing {
spacing_to_external(punct.spacing)
}
fn span(&mut self, _punct: Self::Punct) -> Self::Span {
// FIXME handle span
tt::TokenId::unspecified()
fn span(&mut self, punct: Self::Punct) -> Self::Span {
punct.id
}
fn with_span(&mut self, punct: Self::Punct, _span: Self::Span) -> Self::Punct {
// FIXME handle span
punct
fn with_span(&mut self, punct: Self::Punct, span: Self::Span) -> Self::Punct {
tt::Punct { id: span, ..punct }
}
}
@ -474,13 +473,13 @@ impl server::Ident for Rustc {
)
}
fn span(&mut self, _ident: Self::Ident) -> Self::Span {
// FIXME handle span
tt::TokenId::unspecified()
fn span(&mut self, ident: Self::Ident) -> Self::Span {
self.ident_interner.get(ident.0).0.id
}
fn with_span(&mut self, ident: Self::Ident, _span: Self::Span) -> Self::Ident {
// FIXME handle span
ident
fn with_span(&mut self, ident: Self::Ident, span: Self::Span) -> Self::Ident {
let data = self.ident_interner.get(ident.0);
let new = IdentData(tt::Ident { id: span, ..data.0.clone() });
IdentId(self.ident_interner.intern(&new))
}
}
@ -500,8 +499,8 @@ impl server::Literal for Rustc {
None
}
fn to_string(&mut self, _literal: &Self::Literal) -> String {
_literal.to_string()
fn to_string(&mut self, literal: &Self::Literal) -> String {
literal.to_string()
}
fn integer(&mut self, n: &str) -> Self::Literal {
@ -581,8 +580,8 @@ impl server::Literal for Rustc {
literal.id
}
fn set_span(&mut self, _literal: &mut Self::Literal, _span: Self::Span) {
// FIXME handle span
fn set_span(&mut self, literal: &mut Self::Literal, span: Self::Span) {
literal.id = span;
}
fn subspan(