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fix: Fix includes not working with expr fragment inputs

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This commit is contained in:
Lukas Wirth 2024-07-26 10:12:06 +02:00
parent d32e60467f
commit df15b6f668
2 changed files with 18 additions and 3 deletions
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20
crates/hir-expand/src/builtin_fn_macro.rs
View file

@ -4,7 +4,7 @@ use base_db::AnchoredPath;
use cfg::CfgExpr;
use either::Either;
use intern::{sym, Symbol};
use mbe::{parse_exprs_with_sep, parse_to_token_tree};
use mbe::{parse_exprs_with_sep, parse_to_token_tree, DelimiterKind};
use span::{Edition, EditionedFileId, Span, SpanAnchor, SyntaxContextId, ROOT_ERASED_FILE_AST_ID};
use stdx::format_to;
use syntax::{
@ -34,7 +34,7 @@ macro_rules! register_builtin {
}
impl BuiltinFnLikeExpander {
pub fn expander(&self) -> fn (&dyn ExpandDatabase, MacroCallId, &tt::Subtree, Span) -> ExpandResult<tt::Subtree> {
fn expander(&self) -> fn (&dyn ExpandDatabase, MacroCallId, &tt::Subtree, Span) -> ExpandResult<tt::Subtree> {
match *self {
$( BuiltinFnLikeExpander::$kind => $expand, )*
}
@ -42,7 +42,7 @@ macro_rules! register_builtin {
}
impl EagerExpander {
pub fn expander(&self) -> fn (&dyn ExpandDatabase, MacroCallId, &tt::Subtree, Span) -> ExpandResult<tt::Subtree> {
fn expander(&self) -> fn (&dyn ExpandDatabase, MacroCallId, &tt::Subtree, Span) -> ExpandResult<tt::Subtree> {
match *self {
$( EagerExpander::$e_kind => $e_expand, )*
}
@ -711,6 +711,20 @@ fn parse_string(tt: &tt::Subtree) -> Result<(Symbol, Span), ExpandError> {
kind: tt::LitKind::Str,
suffix: _,
})) => Some((unescape_str(text), *span)),
// FIXME: We wrap expression fragments in parentheses which can break this expectation
// here
// Remove this once we handle none delims correctly
tt::TokenTree::Subtree(t) if t.delimiter.kind == DelimiterKind::Parenthesis => {
t.token_trees.first().and_then(|tt| match tt {
tt::TokenTree::Leaf(tt::Leaf::Literal(tt::Literal {
symbol: text,
span,
kind: tt::LitKind::Str,
suffix: _,
})) => Some((unescape_str(text), *span)),
_ => None,
})
}
_ => None,
})
.ok_or(mbe::ExpandError::ConversionError.into())

1
crates/hir-expand/src/lib.rs
View file

@ -24,6 +24,7 @@ pub mod span_map;
mod cfg_process;
mod fixup;
use attrs::collect_attrs;
use rustc_hash::FxHashMap;
use triomphe::Arc;