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-rw-r--r--crates/ra_assists/src/remove_dbg.rs7
-rw-r--r--crates/ra_syntax/src/syntax_text.rs17
2 files changed, 13 insertions, 11 deletions
diff --git a/crates/ra_assists/src/remove_dbg.rs b/crates/ra_assists/src/remove_dbg.rs
index c330bc827..5657ee4b8 100644
--- a/crates/ra_assists/src/remove_dbg.rs
+++ b/crates/ra_assists/src/remove_dbg.rs
@@ -36,11 +36,10 @@ pub(crate) fn remove_dbg(mut ctx: AssistCtx<impl HirDatabase>) -> Option<Assist>
36 36
37 let macro_content = { 37 let macro_content = {
38 let macro_args = macro_call.token_tree()?.syntax().clone(); 38 let macro_args = macro_call.token_tree()?.syntax().clone();
39 let range = macro_args.range();
40 let start = range.start() + TextUnit::of_char('(');
41 let end = range.end() - TextUnit::of_char(')');
42 39
43 macro_args.text().slice(start..end).to_string() 40 let text = macro_args.text();
41 let without_parens = TextUnit::of_char('(')..text.len() - TextUnit::of_char(')');
42 text.slice(without_parens).to_string()
44 }; 43 };
45 44
46 ctx.add_action(AssistId("remove_dbg"), "remove dbg!()", |edit| { 45 ctx.add_action(AssistId("remove_dbg"), "remove dbg!()", |edit| {
diff --git a/crates/ra_syntax/src/syntax_text.rs b/crates/ra_syntax/src/syntax_text.rs
index 6f15e3b35..d8adf782b 100644
--- a/crates/ra_syntax/src/syntax_text.rs
+++ b/crates/ra_syntax/src/syntax_text.rs
@@ -95,18 +95,21 @@ impl<'a> SyntaxText<'a> {
95 self.range.is_empty() 95 self.range.is_empty()
96 } 96 }
97 97
98 /// NB, the offsets here are absolute, and this probably doesn't make sense!
99 pub fn slice(&self, range: impl ops::RangeBounds<TextUnit>) -> SyntaxText<'a> { 98 pub fn slice(&self, range: impl ops::RangeBounds<TextUnit>) -> SyntaxText<'a> {
100 let start = match range.start_bound() { 99 let start = match range.start_bound() {
101 Bound::Included(b) => *b, 100 Bound::Included(&b) => b,
102 Bound::Excluded(b) => *b + TextUnit::from(1u32), 101 Bound::Excluded(_) => panic!("utf-aware slicing can't work this way"),
103 Bound::Unbounded => self.range.start(), 102 Bound::Unbounded => 0.into(),
104 }; 103 };
105 let end = match range.end_bound() { 104 let end = match range.end_bound() {
106 Bound::Included(b) => *b + TextUnit::from(1u32), 105 Bound::Included(_) => panic!("utf-aware slicing can't work this way"),
107 Bound::Excluded(b) => *b, 106 Bound::Excluded(&b) => b,
108 Bound::Unbounded => self.range.end(), 107 Bound::Unbounded => self.len(),
109 }; 108 };
109 assert!(start <= end);
110 let len = end - start;
111 let start = self.range.start() + start;
112 let end = start + len;
110 assert!( 113 assert!(
111 start <= end, 114 start <= end,
112 "invalid slice, range: {:?}, slice: {:?}", 115 "invalid slice, range: {:?}, slice: {:?}",