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Use PathSegment::ident for scraping method calls

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This commit is contained in:
Will Crichton 2022-01-25 12:11:44 -08:00
parent d58c9dfdb9
commit f1e3e2c366
1 changed files with 2 additions and 15 deletions
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17
src/librustdoc/scrape_examples.rs
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@ -160,27 +160,14 @@ where
return;
}
}
hir::ExprKind::MethodCall(_, args, call_span) => {
hir::ExprKind::MethodCall(path, _, call_span) => {
let types = tcx.typeck(ex.hir_id.owner);
let Some(def_id) = types.type_dependent_def_id(ex.hir_id) else {
trace!("type_dependent_def_id({}) = None", ex.hir_id);
return;
};
// The MethodCall node doesn't directly contain a span for the
// method identifier, so we have to compute it by trimming the full
// span based on the arguments.
let ident_span = match args.get(1) {
// If there is an argument, e.g. "f(x)", then
// get the span "f(" and delete the lparen.
Some(arg) => {
let with_paren = call_span.until(arg.span);
with_paren.with_hi(with_paren.hi() - BytePos(1))
}
// Otherwise, just delete both parens directly.
None => call_span.with_hi(call_span.hi() - BytePos(2)),
};
let ident_span = path.ident.span;
(tcx.type_of(def_id), call_span, ident_span)
}
_ => {