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authorAleksey Kladov <[email protected]>2020-11-17 13:08:31 +0000
committerAleksey Kladov <[email protected]>2020-11-17 13:33:30 +0000
commit8c6f933773df872a394fdcae890b9c0c42bdbc6c (patch)
tree2ac6ed3ce23af719e18c521c894d63504f6eb4d2 /crates
parent10fa9c595ab6cae7420eb879cabadc30db4d6d7e (diff)
**Unwrap Block** supports stand-alone blocks
Diffstat (limited to 'crates')
-rw-r--r--crates/assists/src/handlers/unwrap_block.rs69
1 files changed, 68 insertions, 1 deletions
diff --git a/crates/assists/src/handlers/unwrap_block.rs b/crates/assists/src/handlers/unwrap_block.rs
index a3ef33520..496714243 100644
--- a/crates/assists/src/handlers/unwrap_block.rs
+++ b/crates/assists/src/handlers/unwrap_block.rs
@@ -3,7 +3,7 @@ use syntax::{
3 self, 3 self,
4 edit::{AstNodeEdit, IndentLevel}, 4 edit::{AstNodeEdit, IndentLevel},
5 }, 5 },
6 AstNode, TextRange, T, 6 AstNode, SyntaxKind, TextRange, T,
7}; 7};
8 8
9use crate::{utils::unwrap_trivial_block, AssistContext, AssistId, AssistKind, Assists}; 9use crate::{utils::unwrap_trivial_block, AssistContext, AssistId, AssistKind, Assists};
@@ -37,6 +37,15 @@ pub(crate) fn unwrap_block(acc: &mut Assists, ctx: &AssistContext) -> Option<()>
37 parent = parent.ancestors().find(|it| ast::MatchExpr::can_cast(it.kind()))? 37 parent = parent.ancestors().find(|it| ast::MatchExpr::can_cast(it.kind()))?
38 } 38 }
39 39
40 if matches!(parent.kind(), SyntaxKind::BLOCK_EXPR | SyntaxKind::EXPR_STMT) {
41 return acc.add(assist_id, assist_label, target, |builder| {
42 builder.replace(
43 block.syntax().text_range(),
44 update_expr_string(block.to_string(), &[' ', '{', '\n']),
45 );
46 });
47 }
48
40 let parent = ast::Expr::cast(parent)?; 49 let parent = ast::Expr::cast(parent)?;
41 50
42 match parent.clone() { 51 match parent.clone() {
@@ -110,6 +119,64 @@ mod tests {
110 use super::*; 119 use super::*;
111 120
112 #[test] 121 #[test]
122 fn unwrap_tail_expr_block() {
123 check_assist(
124 unwrap_block,
125 r#"
126fn main() {
127 <|>{
128 92
129 }
130}
131"#,
132 r#"
133fn main() {
134 92
135}
136"#,
137 )
138 }
139
140 #[test]
141 fn unwrap_stmt_expr_block() {
142 check_assist(
143 unwrap_block,
144 r#"
145fn main() {
146 <|>{
147 92;
148 }
149 ()
150}
151"#,
152 r#"
153fn main() {
154 92;
155 ()
156}
157"#,
158 );
159 // Pedantically, we should add an `;` here...
160 check_assist(
161 unwrap_block,
162 r#"
163fn main() {
164 <|>{
165 92
166 }
167 ()
168}
169"#,
170 r#"
171fn main() {
172 92
173 ()
174}
175"#,
176 );
177 }
178
179 #[test]
113 fn simple_if() { 180 fn simple_if() {
114 check_assist( 181 check_assist(
115 unwrap_block, 182 unwrap_block,