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use crate::{
feature::{FeatureProvider, FeatureRequest},
protocol::{
Position, Range, RenameParams, TextDocumentPositionParams, TextEdit, WorkspaceEdit,
},
syntax::{latex, SyntaxNode},
workspace::DocumentContent,
};
use async_trait::async_trait;
use std::collections::HashMap;
#[derive(Debug, PartialEq, Eq, Clone, Copy, Default)]
pub struct LatexCommandPrepareRenameProvider;
#[async_trait]
impl FeatureProvider for LatexCommandPrepareRenameProvider {
type Params = TextDocumentPositionParams;
type Output = Option<Range>;
async fn execute<'a>(&'a self, req: &'a FeatureRequest<Self::Params>) -> Self::Output {
let pos = req.params.position;
find_command(&req.current().content, pos).map(SyntaxNode::range)
}
}
#[derive(Debug, PartialEq, Eq, Clone, Copy, Default)]
pub struct LatexCommandRenameProvider;
#[async_trait]
impl FeatureProvider for LatexCommandRenameProvider {
type Params = RenameParams;
type Output = Option<WorkspaceEdit>;
async fn execute<'a>(&'a self, req: &'a FeatureRequest<Self::Params>) -> Self::Output {
let pos = req.params.text_document_position.position;
let cmd_name = find_command(&req.current().content, pos)?.name.text();
let mut changes = HashMap::new();
for doc in req.related() {
if let DocumentContent::Latex(table) = &doc.content {
let edits = table
.commands
.iter()
.filter_map(|node| table.as_command(*node))
.filter(|cmd| cmd.name.text() == cmd_name)
.map(|cmd| {
TextEdit::new(cmd.name.range(), format!("\\{}", req.params.new_name))
})
.collect();
changes.insert(doc.uri.clone().into(), edits);
}
}
Some(WorkspaceEdit::new(changes))
}
}
fn find_command(content: &DocumentContent, pos: Position) -> Option<&latex::Command> {
if let DocumentContent::Latex(table) = &content {
table.as_command(table.find_command_by_short_name_range(pos)?)
} else {
None
}
}
#[cfg(test)]
mod tests {
use super::*;
use crate::{feature::FeatureTester, protocol::RangeExt};
use indoc::indoc;
#[tokio::test]
async fn command() {
let actual_edit = FeatureTester::new()
.file(
"foo.tex",
indoc!(
r#"
\include{bar.tex}
\baz
"#
),
)
.file("bar.tex", r#"\baz"#)
.main("foo.tex")
.position(1, 2)
.new_name("qux")
.test_rename(LatexCommandRenameProvider)
.await
.unwrap();
let mut expected_changes = HashMap::new();
expected_changes.insert(
FeatureTester::uri("foo.tex").into(),
vec![TextEdit::new(Range::new_simple(1, 0, 1, 4), "\\qux".into())],
);
expected_changes.insert(
FeatureTester::uri("bar.tex").into(),
vec![TextEdit::new(Range::new_simple(0, 0, 0, 4), "\\qux".into())],
);
assert_eq!(actual_edit, WorkspaceEdit::new(expected_changes));
}
#[tokio::test]
async fn empty_latex_document() {
let actual_edit = FeatureTester::new()
.file("main.tex", "")
.main("main.tex")
.position(0, 0)
.new_name("")
.test_rename(LatexCommandRenameProvider)
.await;
assert_eq!(actual_edit, None);
}
#[tokio::test]
async fn empty_bibtex_document() {
let actual_edit = FeatureTester::new()
.file("main.bib", "")
.main("main.bib")
.position(0, 0)
.new_name("")
.test_rename(LatexCommandRenameProvider)
.await;
assert_eq!(actual_edit, None);
}
}
|