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author | Igor Aleksanov <[email protected]> | 2020-08-14 05:34:07 +0100 |
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committer | Igor Aleksanov <[email protected]> | 2020-08-14 05:34:07 +0100 |
commit | c26c911ec1e6c2ad1dcb7d155a6a1d528839ad1a (patch) | |
tree | 7cff36c38234be0afb65273146d8247083a5cfeb /crates/syntax/src/ast/generated.rs | |
parent | 3c018bf84de5c693b5ee1c6bec0fed3b201c2060 (diff) | |
parent | f1f73649a686dc6e6449afc35e0fa6fed00e225d (diff) |
Merge branch 'master' into add-disable-diagnostics
Diffstat (limited to 'crates/syntax/src/ast/generated.rs')
-rw-r--r-- | crates/syntax/src/ast/generated.rs | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/crates/syntax/src/ast/generated.rs b/crates/syntax/src/ast/generated.rs new file mode 100644 index 000000000..4a6f41ee7 --- /dev/null +++ b/crates/syntax/src/ast/generated.rs | |||
@@ -0,0 +1,41 @@ | |||
1 | //! This file is actually hand-written, but the submodules are indeed generated. | ||
2 | #[rustfmt::skip] | ||
3 | mod nodes; | ||
4 | #[rustfmt::skip] | ||
5 | mod tokens; | ||
6 | |||
7 | use crate::{ | ||
8 | AstNode, | ||
9 | SyntaxKind::{self, *}, | ||
10 | SyntaxNode, | ||
11 | }; | ||
12 | |||
13 | pub use {nodes::*, tokens::*}; | ||
14 | |||
15 | // Stmt is the only nested enum, so it's easier to just hand-write it | ||
16 | impl AstNode for Stmt { | ||
17 | fn can_cast(kind: SyntaxKind) -> bool { | ||
18 | match kind { | ||
19 | LET_STMT | EXPR_STMT => true, | ||
20 | _ => Item::can_cast(kind), | ||
21 | } | ||
22 | } | ||
23 | fn cast(syntax: SyntaxNode) -> Option<Self> { | ||
24 | let res = match syntax.kind() { | ||
25 | LET_STMT => Stmt::LetStmt(LetStmt { syntax }), | ||
26 | EXPR_STMT => Stmt::ExprStmt(ExprStmt { syntax }), | ||
27 | _ => { | ||
28 | let item = Item::cast(syntax)?; | ||
29 | Stmt::Item(item) | ||
30 | } | ||
31 | }; | ||
32 | Some(res) | ||
33 | } | ||
34 | fn syntax(&self) -> &SyntaxNode { | ||
35 | match self { | ||
36 | Stmt::LetStmt(it) => &it.syntax, | ||
37 | Stmt::ExprStmt(it) => &it.syntax, | ||
38 | Stmt::Item(it) => it.syntax(), | ||
39 | } | ||
40 | } | ||
41 | } | ||