bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/mbe/src/benchmark.rs')
-rw-r--r--crates/mbe/src/benchmark.rs80
1 files changed, 38 insertions, 42 deletions
diff --git a/crates/mbe/src/benchmark.rs b/crates/mbe/src/benchmark.rs
index e7fbb91889..271efe1a92 100644
--- a/crates/mbe/src/benchmark.rs
+++ b/crates/mbe/src/benchmark.rs
@@ -6,35 +6,13 @@ use syntax::{
AstNode, SmolStr,
};
use test_utils::{bench, bench_fixture, skip_slow_tests};
-use tt::{Span, SpanAnchor, SyntaxContext};
+use tt::Span;
use crate::{
parser::{MetaVarKind, Op, RepeatKind, Separator},
- syntax_node_to_token_tree, DeclarativeMacro, SpanMapper,
+ syntax_node_to_token_tree, DeclarativeMacro, DummyTestSpanData, DummyTestSpanMap,
};
-type SpanData = tt::SpanData<DummyFile, DummyCtx>;
-
-#[derive(PartialEq, Eq, Clone, Copy, Debug, Hash)]
-struct DummyFile;
-impl SpanAnchor for DummyFile {
- const DUMMY: Self = DummyFile;
-}
-
-#[derive(PartialEq, Eq, Clone, Copy, Debug)]
-struct DummyCtx;
-impl SyntaxContext for DummyCtx {
- const DUMMY: Self = DummyCtx;
-}
-
-struct NoOpMap;
-
-impl SpanMapper<SpanData> for NoOpMap {
- fn span_for(&self, range: syntax::TextRange) -> SpanData {
- SpanData { range, anchor: DummyFile, ctx: DummyCtx }
- }
-}
-
#[test]
fn benchmark_parse_macro_rules() {
if skip_slow_tests() {
@@ -70,14 +48,14 @@ fn benchmark_expand_macro_rules() {
assert_eq!(hash, 69413);
}
-fn macro_rules_fixtures() -> FxHashMap<String, DeclarativeMacro<SpanData>> {
+fn macro_rules_fixtures() -> FxHashMap<String, DeclarativeMacro<DummyTestSpanData>> {
macro_rules_fixtures_tt()
.into_iter()
.map(|(id, tt)| (id, DeclarativeMacro::parse_macro_rules(&tt, true)))
.collect()
}
-fn macro_rules_fixtures_tt() -> FxHashMap<String, tt::Subtree<SpanData>> {
+fn macro_rules_fixtures_tt() -> FxHashMap<String, tt::Subtree<DummyTestSpanData>> {
let fixture = bench_fixture::numerous_macro_rules();
let source_file = ast::SourceFile::parse(&fixture).ok().unwrap();
@@ -87,7 +65,8 @@ fn macro_rules_fixtures_tt() -> FxHashMap<String, tt::Subtree<SpanData>> {
.filter_map(ast::MacroRules::cast)
.map(|rule| {
let id = rule.name().unwrap().to_string();
- let def_tt = syntax_node_to_token_tree(rule.token_tree().unwrap().syntax(), NoOpMap);
+ let def_tt =
+ syntax_node_to_token_tree(rule.token_tree().unwrap().syntax(), DummyTestSpanMap);
(id, def_tt)
})
.collect()
@@ -95,8 +74,8 @@ fn macro_rules_fixtures_tt() -> FxHashMap<String, tt::Subtree<SpanData>> {
/// Generate random invocation fixtures from rules
fn invocation_fixtures(
- rules: &FxHashMap<String, DeclarativeMacro<SpanData>>,
-) -> Vec<(String, tt::Subtree<SpanData>)> {
+ rules: &FxHashMap<String, DeclarativeMacro<DummyTestSpanData>>,
+) -> Vec<(String, tt::Subtree<DummyTestSpanData>)> {
let mut seed = 123456789;
let mut res = Vec::new();
@@ -118,8 +97,8 @@ fn invocation_fixtures(
loop {
let mut subtree = tt::Subtree {
delimiter: tt::Delimiter {
- open: SpanData::DUMMY,
- close: SpanData::DUMMY,
+ open: DummyTestSpanData::DUMMY,
+ close: DummyTestSpanData::DUMMY,
kind: tt::DelimiterKind::Invisible,
},
token_trees: vec![],
@@ -141,7 +120,11 @@ fn invocation_fixtures(
}
return res;
- fn collect_from_op(op: &Op<SpanData>, parent: &mut tt::Subtree<SpanData>, seed: &mut usize) {
+ fn collect_from_op(
+ op: &Op<DummyTestSpanData>,
+ parent: &mut tt::Subtree<DummyTestSpanData>,
+ seed: &mut usize,
+ ) {
return match op {
Op::Var { kind, .. } => match kind.as_ref() {
Some(MetaVarKind::Ident) => parent.token_trees.push(make_ident("foo")),
@@ -227,22 +210,35 @@ fn invocation_fixtures(
*seed = usize::wrapping_add(usize::wrapping_mul(*seed, a), c);
*seed
}
- fn make_ident(ident: &str) -> tt::TokenTree<SpanData> {
- tt::Leaf::Ident(tt::Ident { span: SpanData::DUMMY, text: SmolStr::new(ident) }).into()
- }
- fn make_punct(char: char) -> tt::TokenTree<SpanData> {
- tt::Leaf::Punct(tt::Punct { span: SpanData::DUMMY, char, spacing: tt::Spacing::Alone })
+ fn make_ident(ident: &str) -> tt::TokenTree<DummyTestSpanData> {
+ tt::Leaf::Ident(tt::Ident { span: DummyTestSpanData::DUMMY, text: SmolStr::new(ident) })
.into()
}
- fn make_literal(lit: &str) -> tt::TokenTree<SpanData> {
- tt::Leaf::Literal(tt::Literal { span: SpanData::DUMMY, text: SmolStr::new(lit) }).into()
+ fn make_punct(char: char) -> tt::TokenTree<DummyTestSpanData> {
+ tt::Leaf::Punct(tt::Punct {
+ span: DummyTestSpanData::DUMMY,
+ char,
+ spacing: tt::Spacing::Alone,
+ })
+ .into()
+ }
+ fn make_literal(lit: &str) -> tt::TokenTree<DummyTestSpanData> {
+ tt::Leaf::Literal(tt::Literal {
+ span: DummyTestSpanData::DUMMY,
+ text: SmolStr::new(lit),
+ })
+ .into()
}
fn make_subtree(
kind: tt::DelimiterKind,
- token_trees: Option<Vec<tt::TokenTree<SpanData>>>,
- ) -> tt::TokenTree<SpanData> {
+ token_trees: Option<Vec<tt::TokenTree<DummyTestSpanData>>>,
+ ) -> tt::TokenTree<DummyTestSpanData> {
tt::Subtree {
- delimiter: tt::Delimiter { open: SpanData::DUMMY, close: SpanData::DUMMY, kind },
+ delimiter: tt::Delimiter {
+ open: DummyTestSpanData::DUMMY,
+ close: DummyTestSpanData::DUMMY,
+ kind,
+ },
token_trees: token_trees.unwrap_or_default(),
}
.into()