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authorEdwin Cheng <[email protected]>2021-01-04 16:22:42 +0000
committerEdwin Cheng <[email protected]>2021-01-04 18:00:46 +0000
commitaf3d75ad2e760dc885f54e6179543718ef8f141f (patch)
tree821093073f61fbfb2d3d31304dfe0eacbef0bcf0 /crates/hir_expand
parentf1ffd14922d2dc885ba6441ca8380f7d4cb75269 (diff)
Refactor TokenBuffer for reduc cloning
Diffstat (limited to 'crates/hir_expand')
-rw-r--r--crates/hir_expand/src/proc_macro.rs10
1 files changed, 5 insertions, 5 deletions
diff --git a/crates/hir_expand/src/proc_macro.rs b/crates/hir_expand/src/proc_macro.rs
index 7c77f6ce0..1923daca5 100644
--- a/crates/hir_expand/src/proc_macro.rs
+++ b/crates/hir_expand/src/proc_macro.rs
@@ -58,7 +58,7 @@ impl ProcMacroExpander {
58} 58}
59 59
60fn eat_punct(cursor: &mut Cursor, c: char) -> bool { 60fn eat_punct(cursor: &mut Cursor, c: char) -> bool {
61 if let Some(tt::TokenTree::Leaf(tt::Leaf::Punct(punct))) = cursor.token_tree() { 61 if let Some(tt::buffer::TokenTreeRef::Leaf(tt::Leaf::Punct(punct), _)) = cursor.token_tree() {
62 if punct.char == c { 62 if punct.char == c {
63 *cursor = cursor.bump(); 63 *cursor = cursor.bump();
64 return true; 64 return true;
@@ -68,7 +68,7 @@ fn eat_punct(cursor: &mut Cursor, c: char) -> bool {
68} 68}
69 69
70fn eat_subtree(cursor: &mut Cursor, kind: tt::DelimiterKind) -> bool { 70fn eat_subtree(cursor: &mut Cursor, kind: tt::DelimiterKind) -> bool {
71 if let Some(tt::TokenTree::Subtree(subtree)) = cursor.token_tree() { 71 if let Some(tt::buffer::TokenTreeRef::Subtree(subtree, _)) = cursor.token_tree() {
72 if Some(kind) == subtree.delimiter_kind() { 72 if Some(kind) == subtree.delimiter_kind() {
73 *cursor = cursor.bump_subtree(); 73 *cursor = cursor.bump_subtree();
74 return true; 74 return true;
@@ -78,7 +78,7 @@ fn eat_subtree(cursor: &mut Cursor, kind: tt::DelimiterKind) -> bool {
78} 78}
79 79
80fn eat_ident(cursor: &mut Cursor, t: &str) -> bool { 80fn eat_ident(cursor: &mut Cursor, t: &str) -> bool {
81 if let Some(tt::TokenTree::Leaf(tt::Leaf::Ident(ident))) = cursor.token_tree() { 81 if let Some(tt::buffer::TokenTreeRef::Leaf(tt::Leaf::Ident(ident), _)) = cursor.token_tree() {
82 if t == ident.text.as_str() { 82 if t == ident.text.as_str() {
83 *cursor = cursor.bump(); 83 *cursor = cursor.bump();
84 return true; 84 return true;
@@ -88,7 +88,7 @@ fn eat_ident(cursor: &mut Cursor, t: &str) -> bool {
88} 88}
89 89
90fn remove_derive_attrs(tt: &tt::Subtree) -> Option<tt::Subtree> { 90fn remove_derive_attrs(tt: &tt::Subtree) -> Option<tt::Subtree> {
91 let buffer = TokenBuffer::new(&tt.token_trees); 91 let buffer = TokenBuffer::from_tokens(&tt.token_trees);
92 let mut p = buffer.begin(); 92 let mut p = buffer.begin();
93 let mut result = tt::Subtree::default(); 93 let mut result = tt::Subtree::default();
94 94
@@ -106,7 +106,7 @@ fn remove_derive_attrs(tt: &tt::Subtree) -> Option<tt::Subtree> {
106 } 106 }
107 } 107 }
108 108
109 result.token_trees.push(curr.token_tree()?.clone()); 109 result.token_trees.push(curr.token_tree()?.cloned());
110 p = curr.bump(); 110 p = curr.bump();
111 } 111 }
112 112