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author | Edwin Cheng <[email protected]> | 2020-05-01 04:23:03 +0100 |
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committer | Edwin Cheng <[email protected]> | 2020-05-01 04:23:03 +0100 |
commit | e4267967a8ee3b35d902931cecf06bb4e19f86c5 (patch) | |
tree | 9dc984e821a43da548a70648d1cfc4466d6e1ae9 /crates/ra_hir_def/src/path/lower.rs | |
parent | a5f2b16366f027ad60c58266a66eb7fbdcbda9f9 (diff) |
Support local_inner_macros
Diffstat (limited to 'crates/ra_hir_def/src/path/lower.rs')
-rw-r--r-- | crates/ra_hir_def/src/path/lower.rs | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/crates/ra_hir_def/src/path/lower.rs b/crates/ra_hir_def/src/path/lower.rs index 9ec2e0dcd..e632f1afb 100644 --- a/crates/ra_hir_def/src/path/lower.rs +++ b/crates/ra_hir_def/src/path/lower.rs | |||
@@ -9,7 +9,10 @@ use hir_expand::{ | |||
9 | hygiene::Hygiene, | 9 | hygiene::Hygiene, |
10 | name::{name, AsName}, | 10 | name::{name, AsName}, |
11 | }; | 11 | }; |
12 | use ra_syntax::ast::{self, AstNode, TypeAscriptionOwner, TypeBoundsOwner}; | 12 | use ra_syntax::{ |
13 | ast::{self, AstNode, TypeAscriptionOwner, TypeBoundsOwner}, | ||
14 | T, | ||
15 | }; | ||
13 | 16 | ||
14 | use super::AssociatedTypeBinding; | 17 | use super::AssociatedTypeBinding; |
15 | use crate::{ | 18 | use crate::{ |
@@ -113,6 +116,20 @@ pub(super) fn lower_path(mut path: ast::Path, hygiene: &Hygiene) -> Option<Path> | |||
113 | } | 116 | } |
114 | segments.reverse(); | 117 | segments.reverse(); |
115 | generic_args.reverse(); | 118 | generic_args.reverse(); |
119 | |||
120 | // handle local_inner_macros : | ||
121 | // Basically, even in rustc it is quite hacky: | ||
122 | // https://github.com/rust-lang/rust/blob/614f273e9388ddd7804d5cbc80b8865068a3744e/src/librustc_resolve/macros.rs#L456 | ||
123 | // We follow what it did anyway :) | ||
124 | if segments.len() == 1 && kind == PathKind::Plain { | ||
125 | let next = path.syntax().last_token().and_then(|it| it.next_token()); | ||
126 | if next.map_or(false, |it| it.kind() == T![!]) { | ||
127 | if let Some(crate_id) = hygiene.local_inner_macros() { | ||
128 | kind = PathKind::DollarCrate(crate_id); | ||
129 | } | ||
130 | } | ||
131 | } | ||
132 | |||
116 | let mod_path = ModPath { kind, segments }; | 133 | let mod_path = ModPath { kind, segments }; |
117 | return Some(Path { type_anchor, mod_path, generic_args }); | 134 | return Some(Path { type_anchor, mod_path, generic_args }); |
118 | 135 | ||