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This commit is contained in:
Oliver Schneider
2017-04-12 11:06:32 +02:00
parent 81401ddc8c
commit 5842463562
15 changed files with 218 additions and 166 deletions
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12
clippy_lints/src/utils/mod.rs
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@@ -690,8 +690,10 @@ fn parse_attrs<F: FnMut(u64)>(sess: &Session, attrs: &[ast::Attribute], name: &'
/// See also `is_direct_expn_of`.
pub fn is_expn_of(mut span: Span, name: &str) -> Option<Span> {
loop {
let span_name_span = span.ctxt.outer()
.expn_info().map(|ei| (ei.callee.name(), ei.call_site));
let span_name_span = span.ctxt
.outer()
.expn_info()
.map(|ei| (ei.callee.name(), ei.call_site));
match span_name_span {
Some((mac_name, new_span)) if mac_name == name => return Some(new_span),
@@ -709,8 +711,10 @@ pub fn is_expn_of(mut span: Span, name: &str) -> Option<Span> {
/// `42` is considered expanded from `foo!` and `bar!` by `is_expn_of` but only `bar!` by
/// `is_direct_expn_of`.
pub fn is_direct_expn_of(span: Span, name: &str) -> Option<Span> {
let span_name_span = span.ctxt.outer()
.expn_info().map(|ei| (ei.callee.name(), ei.call_site));
let span_name_span = span.ctxt
.outer()
.expn_info()
.map(|ei| (ei.callee.name(), ei.call_site));
match span_name_span {
Some((mac_name, new_span)) if mac_name == name => Some(new_span),