diff options
author | Lúcás Meier <[email protected]> | 2019-10-04 07:21:24 +0100 |
---|---|---|
committer | Lúcás Meier <[email protected]> | 2019-10-04 07:21:24 +0100 |
commit | 1ed1e3d4a757b8f57cb7c727d66703713cdc0bdf (patch) | |
tree | a712373088abbdf04b2c573bbe8c5f3b44ce8bd8 /crates | |
parent | e769a54502648011ede7d7434e0a16a8ab740c56 (diff) |
Fix formatting
Diffstat (limited to 'crates')
-rw-r--r-- | crates/ra_assists/src/assists/apply_demorgan.rs | 31 |
1 files changed, 9 insertions, 22 deletions
diff --git a/crates/ra_assists/src/assists/apply_demorgan.rs b/crates/ra_assists/src/assists/apply_demorgan.rs index e4a8657ca..caecc50cc 100644 --- a/crates/ra_assists/src/assists/apply_demorgan.rs +++ b/crates/ra_assists/src/assists/apply_demorgan.rs | |||
@@ -2,8 +2,8 @@ | |||
2 | //! This assist transforms boolean expressions of the form `!a || !b` into | 2 | //! This assist transforms boolean expressions of the form `!a || !b` into |
3 | //! `!(a && b)`. | 3 | //! `!(a && b)`. |
4 | use hir::db::HirDatabase; | 4 | use hir::db::HirDatabase; |
5 | use ra_syntax::SyntaxNode; | ||
6 | use ra_syntax::ast::{AstNode, BinExpr, BinOp, Expr, PrefixOp}; | 5 | use ra_syntax::ast::{AstNode, BinExpr, BinOp, Expr, PrefixOp}; |
6 | use ra_syntax::SyntaxNode; | ||
7 | 7 | ||
8 | use crate::{Assist, AssistCtx, AssistId}; | 8 | use crate::{Assist, AssistCtx, AssistId}; |
9 | 9 | ||
@@ -25,16 +25,16 @@ fn undo_negation(node: SyntaxNode) -> Option<String> { | |||
25 | let rhs = bin.rhs()?.syntax().text(); | 25 | let rhs = bin.rhs()?.syntax().text(); |
26 | Some(format!("{} == {}", lhs, rhs)) | 26 | Some(format!("{} == {}", lhs, rhs)) |
27 | } | 27 | } |
28 | _ => None | 28 | _ => None, |
29 | } | 29 | }, |
30 | Expr::PrefixExpr(pe) => match pe.op_kind()? { | 30 | Expr::PrefixExpr(pe) => match pe.op_kind()? { |
31 | PrefixOp::Not => { | 31 | PrefixOp::Not => { |
32 | let child = pe.expr()?.syntax().text(); | 32 | let child = pe.expr()?.syntax().text(); |
33 | Some(String::from(child)) | 33 | Some(String::from(child)) |
34 | } | 34 | } |
35 | _ => None | 35 | _ => None, |
36 | } | 36 | }, |
37 | _ => None | 37 | _ => None, |
38 | } | 38 | } |
39 | } | 39 | } |
40 | 40 | ||
@@ -60,7 +60,6 @@ pub(crate) fn apply_demorgan(mut ctx: AssistCtx<impl HirDatabase>) -> Option<Ass | |||
60 | let not_lhs = undo_negation(lhs)?; | 60 | let not_lhs = undo_negation(lhs)?; |
61 | let not_rhs = undo_negation(rhs)?; | 61 | let not_rhs = undo_negation(rhs)?; |
62 | 62 | ||
63 | |||
64 | ctx.add_action(AssistId("apply_demorgan"), "apply demorgan's law", |edit| { | 63 | ctx.add_action(AssistId("apply_demorgan"), "apply demorgan's law", |edit| { |
65 | edit.target(op_range); | 64 | edit.target(op_range); |
66 | edit.replace(op_range, opposite_op); | 65 | edit.replace(op_range, opposite_op); |
@@ -78,29 +77,17 @@ mod tests { | |||
78 | 77 | ||
79 | #[test] | 78 | #[test] |
80 | fn demorgan_turns_and_into_or() { | 79 | fn demorgan_turns_and_into_or() { |
81 | check_assist( | 80 | check_assist(apply_demorgan, "fn f() { !x &&<|> !x }", "fn f() { !(x ||<|> x) }") |
82 | apply_demorgan, | ||
83 | "fn f() { !x &&<|> !x }", | ||
84 | "fn f() { !(x ||<|> x) }" | ||
85 | ) | ||
86 | } | 81 | } |
87 | 82 | ||
88 | #[test] | 83 | #[test] |
89 | fn demorgan_turns_or_into_and() { | 84 | fn demorgan_turns_or_into_and() { |
90 | check_assist( | 85 | check_assist(apply_demorgan, "fn f() { !x ||<|> !x }", "fn f() { !(x &&<|> x) }") |
91 | apply_demorgan, | ||
92 | "fn f() { !x ||<|> !x }", | ||
93 | "fn f() { !(x &&<|> x) }" | ||
94 | ) | ||
95 | } | 86 | } |
96 | 87 | ||
97 | #[test] | 88 | #[test] |
98 | fn demorgan_removes_inequality() { | 89 | fn demorgan_removes_inequality() { |
99 | check_assist( | 90 | check_assist(apply_demorgan, "fn f() { x != x ||<|> !x }", "fn f() { !(x == x &&<|> x) }") |
100 | apply_demorgan, | ||
101 | "fn f() { x != x ||<|> !x }", | ||
102 | "fn f() { !(x == x &&<|> x) }" | ||
103 | ) | ||
104 | } | 91 | } |
105 | 92 | ||
106 | #[test] | 93 | #[test] |