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Deduplicate dummy test span maps

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This commit is contained in:
Lukas Wirth 2023-11-25 15:10:31 +01:00
parent c43078f99d
commit 6208960c48
12 changed files with 99 additions and 139 deletions
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13
crates/rust-analyzer/src/cargo_target_spec.rs
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@ -209,26 +209,17 @@ mod tests {
use super::*;
use cfg::CfgExpr;
use hir_def::tt::{self, Span};
use mbe::{syntax_node_to_token_tree, SpanMapper};
use mbe::{syntax_node_to_token_tree, DummyTestSpanMap};
use syntax::{
ast::{self, AstNode},
SmolStr,
};
struct NoOpMap;
impl SpanMapper<tt::SpanData> for NoOpMap {
fn span_for(&self, _: syntax::TextRange) -> tt::SpanData {
tt::SpanData::DUMMY
}
}
fn check(cfg: &str, expected_features: &[&str]) {
let cfg_expr = {
let source_file = ast::SourceFile::parse(cfg).ok().unwrap();
let tt = source_file.syntax().descendants().find_map(ast::TokenTree::cast).unwrap();
let tt = syntax_node_to_token_tree(tt.syntax(), &NoOpMap);
let tt = syntax_node_to_token_tree(tt.syntax(), &DummyTestSpanMap);
CfgExpr::parse(&tt)
};