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-rw-r--r--crates/ide/src/lib.rs8
-rw-r--r--crates/ide/src/ssr.rs259
2 files changed, 266 insertions, 1 deletions
diff --git a/crates/ide/src/lib.rs b/crates/ide/src/lib.rs
index f83ed65d5..d1a250d48 100644
--- a/crates/ide/src/lib.rs
+++ b/crates/ide/src/lib.rs
@@ -41,6 +41,7 @@ mod parent_module;
41mod references; 41mod references;
42mod fn_references; 42mod fn_references;
43mod runnables; 43mod runnables;
44mod ssr;
44mod status; 45mod status;
45mod syntax_highlighting; 46mod syntax_highlighting;
46mod syntax_tree; 47mod syntax_tree;
@@ -51,6 +52,7 @@ mod doc_links;
51use std::sync::Arc; 52use std::sync::Arc;
52 53
53use cfg::CfgOptions; 54use cfg::CfgOptions;
55
54use ide_db::base_db::{ 56use ide_db::base_db::{
55 salsa::{self, ParallelDatabase}, 57 salsa::{self, ParallelDatabase},
56 CheckCanceled, Env, FileLoader, FileSet, SourceDatabase, VfsPath, 58 CheckCanceled, Env, FileLoader, FileSet, SourceDatabase, VfsPath,
@@ -502,7 +504,11 @@ impl Analysis {
502 resolve: bool, 504 resolve: bool,
503 frange: FileRange, 505 frange: FileRange,
504 ) -> Cancelable<Vec<Assist>> { 506 ) -> Cancelable<Vec<Assist>> {
505 self.with_db(|db| Assist::get(db, config, resolve, frange)) 507 self.with_db(|db| {
508 let mut acc = Assist::get(db, config, resolve, frange);
509 ssr::add_ssr_assist(db, &mut acc, resolve, frange);
510 acc
511 })
506 } 512 }
507 513
508 /// Computes the set of diagnostics for the given file. 514 /// Computes the set of diagnostics for the given file.
diff --git a/crates/ide/src/ssr.rs b/crates/ide/src/ssr.rs
new file mode 100644
index 000000000..f3638d928
--- /dev/null
+++ b/crates/ide/src/ssr.rs
@@ -0,0 +1,259 @@
1//! This module provides an SSR assist. It is not desirable to include this
2//! assist in ide_assists because that would require the ide_assists crate
3//! depend on the ide_ssr crate.
4
5use ide_assists::{Assist, AssistId, AssistKind, GroupLabel};
6use ide_db::{base_db::FileRange, label::Label, source_change::SourceChange, RootDatabase};
7
8pub(crate) fn add_ssr_assist(
9 db: &RootDatabase,
10 base: &mut Vec<Assist>,
11 resolve: bool,
12 frange: FileRange,
13) -> Option<()> {
14 let (match_finder, comment_range) = ide_ssr::ssr_from_comment(db, frange)?;
15
16 let (source_change_for_file, source_change_for_workspace) = if resolve {
17 let edits = match_finder.edits();
18
19 let source_change_for_file = {
20 let text_edit_for_file = edits.get(&frange.file_id).cloned().unwrap_or_default();
21 SourceChange::from_text_edit(frange.file_id, text_edit_for_file)
22 };
23
24 let source_change_for_workspace = SourceChange::from(match_finder.edits());
25
26 (Some(source_change_for_file), Some(source_change_for_workspace))
27 } else {
28 (None, None)
29 };
30
31 let assists = vec![
32 ("Apply SSR in file", source_change_for_file),
33 ("Apply SSR in workspace", source_change_for_workspace),
34 ];
35
36 for (label, source_change) in assists.into_iter() {
37 let assist = Assist {
38 id: AssistId("ssr", AssistKind::RefactorRewrite),
39 label: Label::new(label),
40 group: Some(GroupLabel("Apply SSR".into())),
41 target: comment_range,
42 source_change,
43 };
44
45 base.push(assist);
46 }
47 Some(())
48}
49
50#[cfg(test)]
51mod tests {
52 use std::sync::Arc;
53
54 use expect_test::expect;
55 use ide_assists::Assist;
56 use ide_db::{
57 base_db::{fixture::WithFixture, salsa::Durability, FileRange},
58 symbol_index::SymbolsDatabase,
59 RootDatabase,
60 };
61 use rustc_hash::FxHashSet;
62
63 use super::add_ssr_assist;
64
65 fn get_assists(ra_fixture: &str, resolve: bool) -> Vec<Assist> {
66 let (mut db, file_id, range_or_offset) = RootDatabase::with_range_or_offset(ra_fixture);
67 let mut local_roots = FxHashSet::default();
68 local_roots.insert(ide_db::base_db::fixture::WORKSPACE);
69 db.set_local_roots_with_durability(Arc::new(local_roots), Durability::HIGH);
70
71 let mut assists = vec![];
72
73 add_ssr_assist(
74 &db,
75 &mut assists,
76 resolve,
77 FileRange { file_id, range: range_or_offset.into() },
78 );
79
80 assists
81 }
82
83 #[test]
84 fn not_applicable_comment_not_ssr() {
85 let ra_fixture = r#"
86 //- /lib.rs
87
88 // This is foo $0
89 fn foo() {}
90 "#;
91 let resolve = true;
92
93 let assists = get_assists(ra_fixture, resolve);
94
95 assert_eq!(0, assists.len());
96 }
97
98 #[test]
99 fn resolve_edits_true() {
100 let resolve = true;
101 let assists = get_assists(
102 r#"
103 //- /lib.rs
104 mod bar;
105
106 // 2 ==>> 3$0
107 fn foo() { 2 }
108
109 //- /bar.rs
110 fn bar() { 2 }
111 "#,
112 resolve,
113 );
114
115 assert_eq!(2, assists.len());
116 let mut assists = assists.into_iter();
117
118 let apply_in_file_assist = assists.next().unwrap();
119 expect![[r#"
120 Assist {
121 id: AssistId(
122 "ssr",
123 RefactorRewrite,
124 ),
125 label: "Apply SSR in file",
126 group: Some(
127 GroupLabel(
128 "Apply SSR",
129 ),
130 ),
131 target: 10..21,
132 source_change: Some(
133 SourceChange {
134 source_file_edits: {
135 FileId(
136 0,
137 ): TextEdit {
138 indels: [
139 Indel {
140 insert: "3",
141 delete: 33..34,
142 },
143 ],
144 },
145 },
146 file_system_edits: [],
147 is_snippet: false,
148 },
149 ),
150 }
151 "#]]
152 .assert_debug_eq(&apply_in_file_assist);
153
154 let apply_in_workspace_assist = assists.next().unwrap();
155 expect![[r#"
156 Assist {
157 id: AssistId(
158 "ssr",
159 RefactorRewrite,
160 ),
161 label: "Apply SSR in workspace",
162 group: Some(
163 GroupLabel(
164 "Apply SSR",
165 ),
166 ),
167 target: 10..21,
168 source_change: Some(
169 SourceChange {
170 source_file_edits: {
171 FileId(
172 0,
173 ): TextEdit {
174 indels: [
175 Indel {
176 insert: "3",
177 delete: 33..34,
178 },
179 ],
180 },
181 FileId(
182 1,
183 ): TextEdit {
184 indels: [
185 Indel {
186 insert: "3",
187 delete: 11..12,
188 },
189 ],
190 },
191 },
192 file_system_edits: [],
193 is_snippet: false,
194 },
195 ),
196 }
197 "#]]
198 .assert_debug_eq(&apply_in_workspace_assist);
199 }
200
201 #[test]
202 fn resolve_edits_false() {
203 let resolve = false;
204 let assists = get_assists(
205 r#"
206 //- /lib.rs
207 mod bar;
208
209 // 2 ==>> 3$0
210 fn foo() { 2 }
211
212 //- /bar.rs
213 fn bar() { 2 }
214 "#,
215 resolve,
216 );
217
218 assert_eq!(2, assists.len());
219 let mut assists = assists.into_iter();
220
221 let apply_in_file_assist = assists.next().unwrap();
222 expect![[r#"
223 Assist {
224 id: AssistId(
225 "ssr",
226 RefactorRewrite,
227 ),
228 label: "Apply SSR in file",
229 group: Some(
230 GroupLabel(
231 "Apply SSR",
232 ),
233 ),
234 target: 10..21,
235 source_change: None,
236 }
237 "#]]
238 .assert_debug_eq(&apply_in_file_assist);
239
240 let apply_in_workspace_assist = assists.next().unwrap();
241 expect![[r#"
242 Assist {
243 id: AssistId(
244 "ssr",
245 RefactorRewrite,
246 ),
247 label: "Apply SSR in workspace",
248 group: Some(
249 GroupLabel(
250 "Apply SSR",
251 ),
252 ),
253 target: 10..21,
254 source_change: None,
255 }
256 "#]]
257 .assert_debug_eq(&apply_in_workspace_assist);
258 }
259}