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-rw-r--r--crates/ra_syntax/src/parsing/reparsing.rs28
1 files changed, 16 insertions, 12 deletions
diff --git a/crates/ra_syntax/src/parsing/reparsing.rs b/crates/ra_syntax/src/parsing/reparsing.rs
index ffff0a7b2..edbc190f8 100644
--- a/crates/ra_syntax/src/parsing/reparsing.rs
+++ b/crates/ra_syntax/src/parsing/reparsing.rs
@@ -7,7 +7,7 @@
7//! and try to parse only this block. 7//! and try to parse only this block.
8 8
9use ra_parser::Reparser; 9use ra_parser::Reparser;
10use ra_text_edit::AtomTextEdit; 10use ra_text_edit::Indel;
11 11
12use crate::{ 12use crate::{
13 algo, 13 algo,
@@ -24,7 +24,7 @@ use crate::{
24 24
25pub(crate) fn incremental_reparse( 25pub(crate) fn incremental_reparse(
26 node: &SyntaxNode, 26 node: &SyntaxNode,
27 edit: &AtomTextEdit, 27 edit: &Indel,
28 errors: Vec<SyntaxError>, 28 errors: Vec<SyntaxError>,
29) -> Option<(GreenNode, Vec<SyntaxError>, TextRange)> { 29) -> Option<(GreenNode, Vec<SyntaxError>, TextRange)> {
30 if let Some((green, new_errors, old_range)) = reparse_token(node, &edit) { 30 if let Some((green, new_errors, old_range)) = reparse_token(node, &edit) {
@@ -39,7 +39,7 @@ pub(crate) fn incremental_reparse(
39 39
40fn reparse_token<'node>( 40fn reparse_token<'node>(
41 root: &'node SyntaxNode, 41 root: &'node SyntaxNode,
42 edit: &AtomTextEdit, 42 edit: &Indel,
43) -> Option<(GreenNode, Vec<SyntaxError>, TextRange)> { 43) -> Option<(GreenNode, Vec<SyntaxError>, TextRange)> {
44 let prev_token = algo::find_covering_element(root, edit.delete).as_token()?.clone(); 44 let prev_token = algo::find_covering_element(root, edit.delete).as_token()?.clone();
45 let prev_token_kind = prev_token.kind(); 45 let prev_token_kind = prev_token.kind();
@@ -88,7 +88,7 @@ fn reparse_token<'node>(
88 88
89fn reparse_block<'node>( 89fn reparse_block<'node>(
90 root: &'node SyntaxNode, 90 root: &'node SyntaxNode,
91 edit: &AtomTextEdit, 91 edit: &Indel,
92) -> Option<(GreenNode, Vec<SyntaxError>, TextRange)> { 92) -> Option<(GreenNode, Vec<SyntaxError>, TextRange)> {
93 let (node, reparser) = find_reparsable_node(root, edit.delete)?; 93 let (node, reparser) = find_reparsable_node(root, edit.delete)?;
94 let text = get_text_after_edit(node.clone().into(), edit); 94 let text = get_text_after_edit(node.clone().into(), edit);
@@ -108,15 +108,15 @@ fn reparse_block<'node>(
108 Some((node.replace_with(green), new_parser_errors, node.text_range())) 108 Some((node.replace_with(green), new_parser_errors, node.text_range()))
109} 109}
110 110
111fn get_text_after_edit(element: SyntaxElement, edit: &AtomTextEdit) -> String { 111fn get_text_after_edit(element: SyntaxElement, edit: &Indel) -> String {
112 let edit = 112 let edit = Indel::replace(edit.delete - element.text_range().start(), edit.insert.clone());
113 AtomTextEdit::replace(edit.delete - element.text_range().start(), edit.insert.clone());
114 113
115 let text = match element { 114 let mut text = match element {
116 NodeOrToken::Token(token) => token.text().to_string(), 115 NodeOrToken::Token(token) => token.text().to_string(),
117 NodeOrToken::Node(node) => node.text().to_string(), 116 NodeOrToken::Node(node) => node.text().to_string(),
118 }; 117 };
119 edit.apply(text) 118 edit.apply(&mut text);
119 text
120} 120}
121 121
122fn is_contextual_kw(text: &str) -> bool { 122fn is_contextual_kw(text: &str) -> bool {
@@ -167,7 +167,7 @@ fn merge_errors(
167 old_errors: Vec<SyntaxError>, 167 old_errors: Vec<SyntaxError>,
168 new_errors: Vec<SyntaxError>, 168 new_errors: Vec<SyntaxError>,
169 range_before_reparse: TextRange, 169 range_before_reparse: TextRange,
170 edit: &AtomTextEdit, 170 edit: &Indel,
171) -> Vec<SyntaxError> { 171) -> Vec<SyntaxError> {
172 let mut res = Vec::new(); 172 let mut res = Vec::new();
173 173
@@ -198,8 +198,12 @@ mod tests {
198 198
199 fn do_check(before: &str, replace_with: &str, reparsed_len: u32) { 199 fn do_check(before: &str, replace_with: &str, reparsed_len: u32) {
200 let (range, before) = extract_range(before); 200 let (range, before) = extract_range(before);
201 let edit = AtomTextEdit::replace(range, replace_with.to_owned()); 201 let edit = Indel::replace(range, replace_with.to_owned());
202 let after = edit.apply(before.clone()); 202 let after = {
203 let mut after = before.clone();
204 edit.apply(&mut after);
205 after
206 };
203 207
204 let fully_reparsed = SourceFile::parse(&after); 208 let fully_reparsed = SourceFile::parse(&after);
205 let incrementally_reparsed: Parse<SourceFile> = { 209 let incrementally_reparsed: Parse<SourceFile> = {