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authorAleksey Kladov <[email protected]>2019-01-08 19:17:36 +0000
committerAleksey Kladov <[email protected]>2019-01-08 19:17:36 +0000
commit1967884d6836219ee78a754ca5c66ac781351559 (patch)
tree7594f37cd0a5200eb097b9d472c61f0223d01d05 /crates/ra_editor/src/assists/change_visibility.rs
parent4f4f7933b1b7ff34f8633b1686b18b2d1b994c47 (diff)
rename ra_editor -> ra_ide_api_light
Diffstat (limited to 'crates/ra_editor/src/assists/change_visibility.rs')
-rw-r--r--crates/ra_editor/src/assists/change_visibility.rs116
1 files changed, 0 insertions, 116 deletions
diff --git a/crates/ra_editor/src/assists/change_visibility.rs b/crates/ra_editor/src/assists/change_visibility.rs
deleted file mode 100644
index 89729e2c2..000000000
--- a/crates/ra_editor/src/assists/change_visibility.rs
+++ /dev/null
@@ -1,116 +0,0 @@
1use ra_syntax::{
2 AstNode,
3 ast::{self, VisibilityOwner, NameOwner},
4 SyntaxKind::{VISIBILITY, FN_KW, MOD_KW, STRUCT_KW, ENUM_KW, TRAIT_KW, FN_DEF, MODULE, STRUCT_DEF, ENUM_DEF, TRAIT_DEF, IDENT},
5};
6
7use crate::assists::{AssistCtx, Assist};
8
9pub fn change_visibility(ctx: AssistCtx) -> Option<Assist> {
10 if let Some(vis) = ctx.node_at_offset::<ast::Visibility>() {
11 return change_vis(ctx, vis);
12 }
13 add_vis(ctx)
14}
15
16fn add_vis(ctx: AssistCtx) -> Option<Assist> {
17 let item_keyword = ctx.leaf_at_offset().find(|leaf| match leaf.kind() {
18 FN_KW | MOD_KW | STRUCT_KW | ENUM_KW | TRAIT_KW => true,
19 _ => false,
20 });
21
22 let offset = if let Some(keyword) = item_keyword {
23 let parent = keyword.parent()?;
24 let def_kws = vec![FN_DEF, MODULE, STRUCT_DEF, ENUM_DEF, TRAIT_DEF];
25 // Parent is not a definition, can't add visibility
26 if !def_kws.iter().any(|&def_kw| def_kw == parent.kind()) {
27 return None;
28 }
29 // Already have visibility, do nothing
30 if parent.children().any(|child| child.kind() == VISIBILITY) {
31 return None;
32 }
33 parent.range().start()
34 } else {
35 let ident = ctx.leaf_at_offset().find(|leaf| leaf.kind() == IDENT)?;
36 let field = ident.ancestors().find_map(ast::NamedFieldDef::cast)?;
37 if field.name()?.syntax().range() != ident.range() && field.visibility().is_some() {
38 return None;
39 }
40 field.syntax().range().start()
41 };
42
43 ctx.build("make pub(crate)", |edit| {
44 edit.insert(offset, "pub(crate) ");
45 edit.set_cursor(offset);
46 })
47}
48
49fn change_vis(ctx: AssistCtx, vis: &ast::Visibility) -> Option<Assist> {
50 if vis.syntax().text() != "pub" {
51 return None;
52 }
53 ctx.build("chage to pub(crate)", |edit| {
54 edit.replace(vis.syntax().range(), "pub(crate)");
55 edit.set_cursor(vis.syntax().range().start());
56 })
57}
58
59#[cfg(test)]
60mod tests {
61 use super::*;
62 use crate::assists::check_assist;
63
64 #[test]
65 fn change_visibility_adds_pub_crate_to_items() {
66 check_assist(
67 change_visibility,
68 "<|>fn foo() {}",
69 "<|>pub(crate) fn foo() {}",
70 );
71 check_assist(
72 change_visibility,
73 "f<|>n foo() {}",
74 "<|>pub(crate) fn foo() {}",
75 );
76 check_assist(
77 change_visibility,
78 "<|>struct Foo {}",
79 "<|>pub(crate) struct Foo {}",
80 );
81 check_assist(
82 change_visibility,
83 "<|>mod foo {}",
84 "<|>pub(crate) mod foo {}",
85 );
86 check_assist(
87 change_visibility,
88 "<|>trait Foo {}",
89 "<|>pub(crate) trait Foo {}",
90 );
91 check_assist(change_visibility, "m<|>od {}", "<|>pub(crate) mod {}");
92 check_assist(
93 change_visibility,
94 "unsafe f<|>n foo() {}",
95 "<|>pub(crate) unsafe fn foo() {}",
96 );
97 }
98
99 #[test]
100 fn change_visibility_works_with_struct_fields() {
101 check_assist(
102 change_visibility,
103 "struct S { <|>field: u32 }",
104 "struct S { <|>pub(crate) field: u32 }",
105 )
106 }
107
108 #[test]
109 fn change_visibility_pub_to_pub_crate() {
110 check_assist(
111 change_visibility,
112 "<|>pub fn foo() {}",
113 "<|>pub(crate) fn foo() {}",
114 )
115 }
116}