use crate::syntax::*; use crate::workspace::*; use futures_boxed::boxed; use lsp_types::{LocationLink, TextDocumentPositionParams}; pub struct LatexCommandDefinitionProvider; impl FeatureProvider for LatexCommandDefinitionProvider { type Params = TextDocumentPositionParams; type Output = Vec; #[boxed] async fn execute<'a>(&'a self, request: &'a FeatureRequest) -> Self::Output { let mut definitions = Vec::new(); if let SyntaxTree::Latex(tree) = &request.document().tree { if let Some(LatexNode::Command(command)) = tree.find(request.params.position).last() { for document in request.related_documents() { if let SyntaxTree::Latex(tree) = &document.tree { tree.command_definitions .iter() .filter(|def| def.definition.name.text() == command.name.text()) .map(|def| LocationLink { origin_selection_range: Some(command.range()), target_uri: document.uri.clone().into(), target_range: def.range(), target_selection_range: def.range(), }) .for_each(|def| definitions.push(def)); tree.math .operators .iter() .filter(|op| op.definition.name.text() == command.name.text()) .map(|op| LocationLink { origin_selection_range: Some(command.range()), target_uri: document.uri.clone().into(), target_range: op.range(), target_selection_range: op.range(), }) .for_each(|def| definitions.push(def)); } } } } definitions } } #[cfg(test)] mod tests { use super::*; use crate::range::RangeExt; use lsp_types::{Position, Range}; #[test] fn test_command_definition() { let links = test_feature( LatexCommandDefinitionProvider, FeatureSpec { files: vec![ FeatureSpec::file("foo.tex", "\\include{bar}\n\\foo"), FeatureSpec::file("bar.tex", "\\newcommand{\\foo}{bar}"), FeatureSpec::file("baz.tex", "\\newcommand{\\foo}{baz}"), ], main_file: "foo.tex", position: Position::new(1, 3), ..FeatureSpec::default() }, ); assert_eq!( links, vec![LocationLink { origin_selection_range: Some(Range::new_simple(1, 0, 1, 4)), target_uri: FeatureSpec::uri("bar.tex"), target_range: Range::new_simple(0, 0, 0, 22), target_selection_range: Range::new_simple(0, 0, 0, 22), }] ); } #[test] fn test_math_operator() { let links = test_feature( LatexCommandDefinitionProvider, FeatureSpec { files: vec![ FeatureSpec::file("foo.tex", "\\include{bar}\n\\foo"), FeatureSpec::file("bar.tex", "\\DeclareMathOperator{\\foo}{bar}"), FeatureSpec::file("baz.tex", "\\DeclareMathOperator{\\foo}{baz}"), ], main_file: "foo.tex", position: Position::new(1, 3), ..FeatureSpec::default() }, ); assert_eq!( links, vec![LocationLink { origin_selection_range: Some(Range::new_simple(1, 0, 1, 4)), target_uri: FeatureSpec::uri("bar.tex"), target_range: Range::new_simple(0, 0, 0, 31), target_selection_range: Range::new_simple(0, 0, 0, 31) }] ); } }