mirror of
https://github.com/rust-lang/rust-analyzer
synced 2025-01-04 01:08:47 +00:00
1079 lines
24 KiB
Rust
1079 lines
24 KiB
Rust
use hir::Semantics;
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use ide_db::{
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base_db::FilePosition,
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defs::{Definition, NameClass, NameRefClass},
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helpers::{for_each_break_expr, for_each_tail_expr, node_ext::walk_expr, pick_best_token},
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search::{FileReference, ReferenceAccess, SearchScope},
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RootDatabase,
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};
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use rustc_hash::FxHashSet;
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use syntax::{
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ast::{self, LoopBodyOwner},
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match_ast, AstNode,
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SyntaxKind::IDENT,
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SyntaxNode, SyntaxToken, TextRange, TextSize, T,
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};
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use crate::{display::TryToNav, references, NavigationTarget};
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#[derive(PartialEq, Eq, Hash)]
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pub struct HighlightedRange {
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pub range: TextRange,
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pub access: Option<ReferenceAccess>,
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}
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#[derive(Default, Clone)]
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pub struct HighlightRelatedConfig {
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pub references: bool,
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pub exit_points: bool,
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pub break_points: bool,
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pub yield_points: bool,
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}
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// Feature: Highlight Related
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//
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// Highlights constructs related to the thing under the cursor:
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// - if on an identifier, highlights all references to that identifier in the current file
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// - if on an `async` or `await token, highlights all yield points for that async context
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// - if on a `return` or `fn` keyword, `?` character or `->` return type arrow, highlights all exit points for that context
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// - if on a `break`, `loop`, `while` or `for` token, highlights all break points for that loop or block context
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//
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// Note: `?` and `->` do not currently trigger this behavior in the VSCode editor.
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pub(crate) fn highlight_related(
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sema: &Semantics<RootDatabase>,
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config: HighlightRelatedConfig,
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position: FilePosition,
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) -> Option<Vec<HighlightedRange>> {
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let _p = profile::span("highlight_related");
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let syntax = sema.parse(position.file_id).syntax().clone();
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let token = pick_best_token(syntax.token_at_offset(position.offset), |kind| match kind {
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T![?] => 4, // prefer `?` when the cursor is sandwiched like in `await$0?`
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T![->] => 3,
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kind if kind.is_keyword() => 2,
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IDENT => 1,
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_ => 0,
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})?;
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match token.kind() {
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T![?] if config.exit_points && token.parent().and_then(ast::TryExpr::cast).is_some() => {
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highlight_exit_points(sema, token)
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}
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T![fn] | T![return] | T![->] if config.exit_points => highlight_exit_points(sema, token),
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T![await] | T![async] if config.yield_points => highlight_yield_points(token),
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T![for] if config.break_points && token.parent().and_then(ast::ForExpr::cast).is_some() => {
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highlight_break_points(token)
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}
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T![break] | T![loop] | T![while] if config.break_points => highlight_break_points(token),
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_ if config.references => highlight_references(sema, &syntax, position),
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_ => None,
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}
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}
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fn highlight_references(
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sema: &Semantics<RootDatabase>,
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syntax: &SyntaxNode,
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FilePosition { offset, file_id }: FilePosition,
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) -> Option<Vec<HighlightedRange>> {
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let defs = find_defs(sema, syntax, offset);
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let usages = defs
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.iter()
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.filter_map(|&d| {
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d.usages(sema)
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.set_scope(Some(SearchScope::single_file(file_id)))
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.include_self_refs()
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.all()
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.references
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.remove(&file_id)
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})
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.flatten()
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.map(|FileReference { access, range, .. }| HighlightedRange { range, access });
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let declarations = defs.iter().flat_map(|def| {
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match def {
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&Definition::ModuleDef(hir::ModuleDef::Module(module)) => {
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Some(NavigationTarget::from_module_to_decl(sema.db, module))
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}
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def => def.try_to_nav(sema.db),
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}
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.filter(|decl| decl.file_id == file_id)
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.and_then(|decl| {
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let range = decl.focus_range?;
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let access = references::decl_access(&def, syntax, range);
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Some(HighlightedRange { range, access })
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})
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});
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let res: FxHashSet<_> = declarations.chain(usages).collect();
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if res.is_empty() {
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None
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} else {
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Some(res.into_iter().collect())
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}
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}
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fn highlight_exit_points(
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sema: &Semantics<RootDatabase>,
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token: SyntaxToken,
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) -> Option<Vec<HighlightedRange>> {
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fn hl(
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sema: &Semantics<RootDatabase>,
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body: Option<ast::Expr>,
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) -> Option<Vec<HighlightedRange>> {
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let mut highlights = Vec::new();
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let body = body?;
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walk_expr(&body, &mut |expr| match expr {
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ast::Expr::ReturnExpr(expr) => {
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if let Some(token) = expr.return_token() {
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highlights.push(HighlightedRange { access: None, range: token.text_range() });
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}
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}
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ast::Expr::TryExpr(try_) => {
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if let Some(token) = try_.question_mark_token() {
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highlights.push(HighlightedRange { access: None, range: token.text_range() });
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}
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}
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ast::Expr::MethodCallExpr(_) | ast::Expr::CallExpr(_) | ast::Expr::MacroCall(_) => {
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if sema.type_of_expr(&expr).map_or(false, |ty| ty.original.is_never()) {
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highlights
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.push(HighlightedRange { access: None, range: expr.syntax().text_range() });
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}
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}
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_ => (),
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});
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let tail = match body {
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ast::Expr::BlockExpr(b) => b.tail_expr(),
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e => Some(e),
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};
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if let Some(tail) = tail {
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for_each_tail_expr(&tail, &mut |tail| {
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let range = match tail {
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ast::Expr::BreakExpr(b) => b
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.break_token()
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.map_or_else(|| tail.syntax().text_range(), |tok| tok.text_range()),
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_ => tail.syntax().text_range(),
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};
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highlights.push(HighlightedRange { access: None, range })
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});
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}
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Some(highlights)
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}
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for anc in token.ancestors() {
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return match_ast! {
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match anc {
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ast::Fn(fn_) => hl(sema, fn_.body().map(ast::Expr::BlockExpr)),
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ast::ClosureExpr(closure) => hl(sema, closure.body()),
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ast::EffectExpr(effect) => if matches!(effect.effect(), ast::Effect::Async(_) | ast::Effect::Try(_)| ast::Effect::Const(_)) {
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hl(sema, effect.block_expr().map(ast::Expr::BlockExpr))
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} else {
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continue;
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},
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_ => continue,
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}
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};
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}
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None
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}
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fn highlight_break_points(token: SyntaxToken) -> Option<Vec<HighlightedRange>> {
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fn hl(
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token: Option<SyntaxToken>,
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label: Option<ast::Label>,
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body: Option<ast::BlockExpr>,
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) -> Option<Vec<HighlightedRange>> {
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let mut highlights = Vec::new();
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let range = cover_range(
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token.map(|tok| tok.text_range()),
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label.as_ref().map(|it| it.syntax().text_range()),
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);
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highlights.extend(range.map(|range| HighlightedRange { access: None, range }));
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for_each_break_expr(label, body, &mut |break_| {
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let range = cover_range(
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break_.break_token().map(|it| it.text_range()),
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break_.lifetime().map(|it| it.syntax().text_range()),
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);
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highlights.extend(range.map(|range| HighlightedRange { access: None, range }));
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});
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Some(highlights)
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}
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let parent = token.parent()?;
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let lbl = match_ast! {
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match parent {
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ast::BreakExpr(b) => b.lifetime(),
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ast::LoopExpr(l) => l.label().and_then(|it| it.lifetime()),
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ast::ForExpr(f) => f.label().and_then(|it| it.lifetime()),
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ast::WhileExpr(w) => w.label().and_then(|it| it.lifetime()),
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ast::EffectExpr(b) => Some(b.label().and_then(|it| it.lifetime())?),
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_ => return None,
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}
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};
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let lbl = lbl.as_ref();
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let label_matches = |def_lbl: Option<ast::Label>| match lbl {
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Some(lbl) => {
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Some(lbl.text()) == def_lbl.and_then(|it| it.lifetime()).as_ref().map(|it| it.text())
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}
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None => true,
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};
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for anc in token.ancestors().flat_map(ast::Expr::cast) {
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return match anc {
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ast::Expr::LoopExpr(l) if label_matches(l.label()) => {
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hl(l.loop_token(), l.label(), l.loop_body())
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}
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ast::Expr::ForExpr(f) if label_matches(f.label()) => {
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hl(f.for_token(), f.label(), f.loop_body())
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}
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ast::Expr::WhileExpr(w) if label_matches(w.label()) => {
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hl(w.while_token(), w.label(), w.loop_body())
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}
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ast::Expr::EffectExpr(e) if e.label().is_some() && label_matches(e.label()) => {
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hl(None, e.label(), e.block_expr())
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}
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_ => continue,
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};
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}
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None
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}
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fn highlight_yield_points(token: SyntaxToken) -> Option<Vec<HighlightedRange>> {
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fn hl(
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async_token: Option<SyntaxToken>,
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body: Option<ast::Expr>,
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) -> Option<Vec<HighlightedRange>> {
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let mut highlights =
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vec![HighlightedRange { access: None, range: async_token?.text_range() }];
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if let Some(body) = body {
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walk_expr(&body, &mut |expr| {
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if let ast::Expr::AwaitExpr(expr) = expr {
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if let Some(token) = expr.await_token() {
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highlights
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.push(HighlightedRange { access: None, range: token.text_range() });
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}
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}
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});
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}
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Some(highlights)
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}
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for anc in token.ancestors() {
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return match_ast! {
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match anc {
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ast::Fn(fn_) => hl(fn_.async_token(), fn_.body().map(ast::Expr::BlockExpr)),
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ast::EffectExpr(effect) => hl(effect.async_token(), effect.block_expr().map(ast::Expr::BlockExpr)),
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ast::ClosureExpr(closure) => hl(closure.async_token(), closure.body()),
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_ => continue,
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}
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};
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}
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None
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}
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fn cover_range(r0: Option<TextRange>, r1: Option<TextRange>) -> Option<TextRange> {
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match (r0, r1) {
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(Some(r0), Some(r1)) => Some(r0.cover(r1)),
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(Some(range), None) => Some(range),
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(None, Some(range)) => Some(range),
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(None, None) => None,
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}
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}
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fn find_defs(
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sema: &Semantics<RootDatabase>,
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syntax: &SyntaxNode,
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offset: TextSize,
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) -> FxHashSet<Definition> {
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sema.find_nodes_at_offset_with_descend(syntax, offset)
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.flat_map(|name_like| {
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Some(match name_like {
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ast::NameLike::NameRef(name_ref) => {
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match NameRefClass::classify(sema, &name_ref)? {
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NameRefClass::Definition(def) => vec![def],
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NameRefClass::FieldShorthand { local_ref, field_ref } => {
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vec![Definition::Local(local_ref), Definition::Field(field_ref)]
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}
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}
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}
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ast::NameLike::Name(name) => match NameClass::classify(sema, &name)? {
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NameClass::Definition(it) | NameClass::ConstReference(it) => vec![it],
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NameClass::PatFieldShorthand { local_def, field_ref } => {
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vec![Definition::Local(local_def), Definition::Field(field_ref)]
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}
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},
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ast::NameLike::Lifetime(lifetime) => {
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NameRefClass::classify_lifetime(sema, &lifetime)
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.and_then(|class| match class {
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NameRefClass::Definition(it) => Some(it),
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_ => None,
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})
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.or_else(|| {
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NameClass::classify_lifetime(sema, &lifetime)
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.and_then(NameClass::defined)
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})
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.map(|it| vec![it])?
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}
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})
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})
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.flatten()
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.collect()
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}
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#[cfg(test)]
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mod tests {
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use crate::fixture;
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use super::*;
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fn check(ra_fixture: &str) {
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let config = HighlightRelatedConfig {
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break_points: true,
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exit_points: true,
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references: true,
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yield_points: true,
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};
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check_with_config(ra_fixture, config);
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}
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fn check_with_config(ra_fixture: &str, config: HighlightRelatedConfig) {
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let (analysis, pos, annotations) = fixture::annotations(ra_fixture);
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let hls = analysis.highlight_related(config, pos).unwrap().unwrap_or(Vec::default());
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let mut expected = annotations
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.into_iter()
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.map(|(r, access)| (r.range, (!access.is_empty()).then(|| access)))
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.collect::<Vec<_>>();
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let mut actual = hls
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.into_iter()
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.map(|hl| {
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(
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hl.range,
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hl.access.map(|it| {
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match it {
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ReferenceAccess::Read => "read",
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ReferenceAccess::Write => "write",
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}
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.to_string()
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}),
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)
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})
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.collect::<Vec<_>>();
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actual.sort_by_key(|(range, _)| range.start());
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expected.sort_by_key(|(range, _)| range.start());
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assert_eq!(expected, actual);
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}
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#[test]
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fn test_hl_module() {
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check(
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r#"
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//- /lib.rs
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mod foo$0;
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// ^^^
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//- /foo.rs
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struct Foo;
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"#,
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);
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}
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#[test]
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fn test_hl_self_in_crate_root() {
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check(
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r#"
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use self$0;
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"#,
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);
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}
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#[test]
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fn test_hl_self_in_module() {
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check(
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r#"
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//- /lib.rs
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mod foo;
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//- /foo.rs
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use self$0;
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// ^^^^
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"#,
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);
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}
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|
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#[test]
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fn test_hl_local() {
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check(
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r#"
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fn foo() {
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let mut bar = 3;
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// ^^^ write
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bar$0;
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// ^^^ read
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}
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"#,
|
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);
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}
|
|
|
|
#[test]
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fn test_hl_local_in_attr() {
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check(
|
|
r#"
|
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//- proc_macros: identity
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#[proc_macros::identity]
|
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fn foo() {
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let mut bar = 3;
|
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// ^^^ write
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bar$0;
|
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// ^^^ read
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}
|
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"#,
|
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);
|
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}
|
|
|
|
#[test]
|
|
fn test_multi_macro_usage() {
|
|
check(
|
|
r#"
|
|
macro_rules! foo {
|
|
($ident:ident) => {
|
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fn $ident() -> $ident { loop {} }
|
|
struct $ident;
|
|
}
|
|
}
|
|
|
|
foo!(bar$0);
|
|
// ^^^
|
|
fn foo() {
|
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let bar: bar = bar();
|
|
// ^^^
|
|
// ^^^
|
|
}
|
|
"#,
|
|
);
|
|
check(
|
|
r#"
|
|
macro_rules! foo {
|
|
($ident:ident) => {
|
|
fn $ident() -> $ident { loop {} }
|
|
struct $ident;
|
|
}
|
|
}
|
|
|
|
foo!(bar);
|
|
// ^^^
|
|
fn foo() {
|
|
let bar: bar$0 = bar();
|
|
// ^^^
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_yield_points() {
|
|
check(
|
|
r#"
|
|
pub async fn foo() {
|
|
// ^^^^^
|
|
let x = foo()
|
|
.await$0
|
|
// ^^^^^
|
|
.await;
|
|
// ^^^^^
|
|
|| { 0.await };
|
|
(async { 0.await }).await
|
|
// ^^^^^
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_yield_points2() {
|
|
check(
|
|
r#"
|
|
pub async$0 fn foo() {
|
|
// ^^^^^
|
|
let x = foo()
|
|
.await
|
|
// ^^^^^
|
|
.await;
|
|
// ^^^^^
|
|
|| { 0.await };
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(async { 0.await }).await
|
|
// ^^^^^
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_yield_nested_fn() {
|
|
check(
|
|
r#"
|
|
async fn foo() {
|
|
async fn foo2() {
|
|
// ^^^^^
|
|
async fn foo3() {
|
|
0.await
|
|
}
|
|
0.await$0
|
|
// ^^^^^
|
|
}
|
|
0.await
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_yield_nested_async_blocks() {
|
|
check(
|
|
r#"
|
|
async fn foo() {
|
|
(async {
|
|
// ^^^^^
|
|
(async {
|
|
0.await
|
|
}).await$0 }
|
|
// ^^^^^
|
|
).await;
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_exit_points() {
|
|
check(
|
|
r#"
|
|
fn foo() -> u32 {
|
|
if true {
|
|
return$0 0;
|
|
// ^^^^^^
|
|
}
|
|
|
|
0?;
|
|
// ^
|
|
0xDEAD_BEEF
|
|
// ^^^^^^^^^^^
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_exit_points2() {
|
|
check(
|
|
r#"
|
|
fn foo() ->$0 u32 {
|
|
if true {
|
|
return 0;
|
|
// ^^^^^^
|
|
}
|
|
|
|
0?;
|
|
// ^
|
|
0xDEAD_BEEF
|
|
// ^^^^^^^^^^^
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_exit_points3() {
|
|
check(
|
|
r#"
|
|
fn$0 foo() -> u32 {
|
|
if true {
|
|
return 0;
|
|
// ^^^^^^
|
|
}
|
|
|
|
0?;
|
|
// ^
|
|
0xDEAD_BEEF
|
|
// ^^^^^^^^^^^
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_prefer_ref_over_tail_exit() {
|
|
check(
|
|
r#"
|
|
fn foo() -> u32 {
|
|
// ^^^
|
|
if true {
|
|
return 0;
|
|
}
|
|
|
|
0?;
|
|
|
|
foo$0()
|
|
// ^^^
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_never_call_is_exit_point() {
|
|
check(
|
|
r#"
|
|
struct Never;
|
|
impl Never {
|
|
fn never(self) -> ! { loop {} }
|
|
}
|
|
macro_rules! never {
|
|
() => { never() }
|
|
}
|
|
fn never() -> ! { loop {} }
|
|
fn foo() ->$0 u32 {
|
|
never();
|
|
// ^^^^^^^
|
|
never!();
|
|
// FIXME sema doesn't give us types for macrocalls
|
|
|
|
Never.never();
|
|
// ^^^^^^^^^^^^^
|
|
|
|
0
|
|
// ^
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_inner_tail_exit_points() {
|
|
check(
|
|
r#"
|
|
fn foo() ->$0 u32 {
|
|
if true {
|
|
unsafe {
|
|
return 5;
|
|
// ^^^^^^
|
|
5
|
|
// ^
|
|
}
|
|
} else if false {
|
|
0
|
|
// ^
|
|
} else {
|
|
match 5 {
|
|
6 => 100,
|
|
// ^^^
|
|
7 => loop {
|
|
break 5;
|
|
// ^^^^^
|
|
}
|
|
8 => 'a: loop {
|
|
'b: loop {
|
|
break 'a 5;
|
|
// ^^^^^
|
|
break 'b 5;
|
|
break 5;
|
|
};
|
|
}
|
|
//
|
|
_ => 500,
|
|
// ^^^
|
|
}
|
|
}
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_inner_tail_exit_points_labeled_block() {
|
|
check(
|
|
r#"
|
|
fn foo() ->$0 u32 {
|
|
'foo: {
|
|
break 'foo 0;
|
|
// ^^^^^
|
|
loop {
|
|
break;
|
|
break 'foo 0;
|
|
// ^^^^^
|
|
}
|
|
0
|
|
// ^
|
|
}
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_break_loop() {
|
|
check(
|
|
r#"
|
|
fn foo() {
|
|
'outer: loop {
|
|
// ^^^^^^^^^^^^
|
|
break;
|
|
// ^^^^^
|
|
'inner: loop {
|
|
break;
|
|
'innermost: loop {
|
|
break 'outer;
|
|
// ^^^^^^^^^^^^
|
|
break 'inner;
|
|
}
|
|
break$0 'outer;
|
|
// ^^^^^^^^^^^^
|
|
break;
|
|
}
|
|
break;
|
|
// ^^^^^
|
|
}
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_break_loop2() {
|
|
check(
|
|
r#"
|
|
fn foo() {
|
|
'outer: loop {
|
|
break;
|
|
'inner: loop {
|
|
// ^^^^^^^^^^^^
|
|
break;
|
|
// ^^^^^
|
|
'innermost: loop {
|
|
break 'outer;
|
|
break 'inner;
|
|
// ^^^^^^^^^^^^
|
|
}
|
|
break 'outer;
|
|
break$0;
|
|
// ^^^^^
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_break_for() {
|
|
check(
|
|
r#"
|
|
fn foo() {
|
|
'outer: for _ in () {
|
|
// ^^^^^^^^^^^
|
|
break;
|
|
// ^^^^^
|
|
'inner: for _ in () {
|
|
break;
|
|
'innermost: for _ in () {
|
|
break 'outer;
|
|
// ^^^^^^^^^^^^
|
|
break 'inner;
|
|
}
|
|
break$0 'outer;
|
|
// ^^^^^^^^^^^^
|
|
break;
|
|
}
|
|
break;
|
|
// ^^^^^
|
|
}
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_break_while() {
|
|
check(
|
|
r#"
|
|
fn foo() {
|
|
'outer: while true {
|
|
// ^^^^^^^^^^^^^
|
|
break;
|
|
// ^^^^^
|
|
'inner: while true {
|
|
break;
|
|
'innermost: while true {
|
|
break 'outer;
|
|
// ^^^^^^^^^^^^
|
|
break 'inner;
|
|
}
|
|
break$0 'outer;
|
|
// ^^^^^^^^^^^^
|
|
break;
|
|
}
|
|
break;
|
|
// ^^^^^
|
|
}
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_break_labeled_block() {
|
|
check(
|
|
r#"
|
|
fn foo() {
|
|
'outer: {
|
|
// ^^^^^^^
|
|
break;
|
|
// ^^^^^
|
|
'inner: {
|
|
break;
|
|
'innermost: {
|
|
break 'outer;
|
|
// ^^^^^^^^^^^^
|
|
break 'inner;
|
|
}
|
|
break$0 'outer;
|
|
// ^^^^^^^^^^^^
|
|
break;
|
|
}
|
|
break;
|
|
// ^^^^^
|
|
}
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_break_unlabeled_loop() {
|
|
check(
|
|
r#"
|
|
fn foo() {
|
|
loop {
|
|
// ^^^^
|
|
break$0;
|
|
// ^^^^^
|
|
}
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_break_unlabeled_block_in_loop() {
|
|
check(
|
|
r#"
|
|
fn foo() {
|
|
loop {
|
|
// ^^^^
|
|
{
|
|
break$0;
|
|
// ^^^^^
|
|
}
|
|
}
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_field_shorthand() {
|
|
check(
|
|
r#"
|
|
struct Struct { field: u32 }
|
|
//^^^^^
|
|
fn function(field: u32) {
|
|
//^^^^^
|
|
Struct { field$0 }
|
|
//^^^^^ read
|
|
}
|
|
"#,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_disabled_ref_local() {
|
|
let config = HighlightRelatedConfig {
|
|
references: false,
|
|
break_points: true,
|
|
exit_points: true,
|
|
yield_points: true,
|
|
};
|
|
|
|
let ra_fixture = r#"
|
|
fn foo() {
|
|
let x$0 = 5;
|
|
let y = x * 2;
|
|
}"#;
|
|
|
|
check_with_config(ra_fixture, config);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_disabled_ref_local_preserved_break() {
|
|
let config = HighlightRelatedConfig {
|
|
references: false,
|
|
break_points: true,
|
|
exit_points: true,
|
|
yield_points: true,
|
|
};
|
|
|
|
let ra_fixture = r#"
|
|
fn foo() {
|
|
let x$0 = 5;
|
|
let y = x * 2;
|
|
|
|
loop {
|
|
break;
|
|
}
|
|
}"#;
|
|
|
|
check_with_config(ra_fixture, config.clone());
|
|
|
|
let ra_fixture = r#"
|
|
fn foo() {
|
|
let x = 5;
|
|
let y = x * 2;
|
|
|
|
loop$0 {
|
|
// ^^^^
|
|
break;
|
|
// ^^^^^
|
|
}
|
|
}"#;
|
|
|
|
check_with_config(ra_fixture, config);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_disabled_ref_local_preserved_yield() {
|
|
let config = HighlightRelatedConfig {
|
|
references: false,
|
|
break_points: true,
|
|
exit_points: true,
|
|
yield_points: true,
|
|
};
|
|
|
|
let ra_fixture = r#"
|
|
async fn foo() {
|
|
let x$0 = 5;
|
|
let y = x * 2;
|
|
|
|
0.await;
|
|
}"#;
|
|
|
|
check_with_config(ra_fixture, config.clone());
|
|
|
|
let ra_fixture = r#"
|
|
async fn foo() {
|
|
// ^^^^^
|
|
let x = 5;
|
|
let y = x * 2;
|
|
|
|
0.await$0;
|
|
// ^^^^^
|
|
}"#;
|
|
|
|
check_with_config(ra_fixture, config);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_disabled_ref_local_preserved_exit() {
|
|
let config = HighlightRelatedConfig {
|
|
references: false,
|
|
break_points: true,
|
|
exit_points: true,
|
|
yield_points: true,
|
|
};
|
|
|
|
let ra_fixture = r#"
|
|
fn foo() -> i32 {
|
|
let x$0 = 5;
|
|
let y = x * 2;
|
|
|
|
if true {
|
|
return y;
|
|
}
|
|
|
|
0?
|
|
}"#;
|
|
|
|
check_with_config(ra_fixture, config.clone());
|
|
|
|
let ra_fixture = r#"
|
|
fn foo() ->$0 i32 {
|
|
let x = 5;
|
|
let y = x * 2;
|
|
|
|
if true {
|
|
return y;
|
|
// ^^^^^^
|
|
}
|
|
|
|
0?
|
|
// ^
|
|
"#;
|
|
|
|
check_with_config(ra_fixture, config);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_disabled_break() {
|
|
let config = HighlightRelatedConfig {
|
|
references: true,
|
|
break_points: false,
|
|
exit_points: true,
|
|
yield_points: true,
|
|
};
|
|
|
|
let ra_fixture = r#"
|
|
fn foo() {
|
|
loop {
|
|
break$0;
|
|
}
|
|
}"#;
|
|
|
|
check_with_config(ra_fixture, config);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_disabled_yield() {
|
|
let config = HighlightRelatedConfig {
|
|
references: true,
|
|
break_points: true,
|
|
exit_points: true,
|
|
yield_points: false,
|
|
};
|
|
|
|
let ra_fixture = r#"
|
|
async$0 fn foo() {
|
|
0.await;
|
|
}"#;
|
|
|
|
check_with_config(ra_fixture, config);
|
|
}
|
|
|
|
#[test]
|
|
fn test_hl_disabled_exit() {
|
|
let config = HighlightRelatedConfig {
|
|
references: true,
|
|
break_points: true,
|
|
exit_points: false,
|
|
yield_points: true,
|
|
};
|
|
|
|
let ra_fixture = r#"
|
|
fn foo() ->$0 i32 {
|
|
if true {
|
|
return -1;
|
|
}
|
|
|
|
42
|
|
}"#;
|
|
|
|
check_with_config(ra_fixture, config);
|
|
}
|
|
}
|