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authorNorbert Preining <norbert@preining.info>2019-12-03 03:01:24 +0000
committerNorbert Preining <norbert@preining.info>2019-12-03 03:01:24 +0000
commitb8d4bb76703bcb15578e2b23c5d256532180b894 (patch)
treebedd1df7a00521a2bd986b3c0289d6556a59e39b /support/texlab/src/completion/bibtex/command.rs
parent02e4625a78a5029e8b5dc2a4ec70193b232f497e (diff)
CTAN sync 201912030301
Diffstat (limited to 'support/texlab/src/completion/bibtex/command.rs')
-rw-r--r--support/texlab/src/completion/bibtex/command.rs112
1 files changed, 112 insertions, 0 deletions
diff --git a/support/texlab/src/completion/bibtex/command.rs b/support/texlab/src/completion/bibtex/command.rs
new file mode 100644
index 0000000000..5d61a8e568
--- /dev/null
+++ b/support/texlab/src/completion/bibtex/command.rs
@@ -0,0 +1,112 @@
+use crate::completion::factory::{self, LatexComponentId};
+use crate::completion::DATABASE;
+use crate::range::RangeExt;
+use crate::syntax::*;
+use crate::workspace::*;
+use futures_boxed::boxed;
+use lsp_types::*;
+
+#[derive(Debug, PartialEq, Eq, Clone, Copy)]
+pub struct BibtexCommandCompletionProvider;
+
+impl FeatureProvider for BibtexCommandCompletionProvider {
+ type Params = CompletionParams;
+ type Output = Vec<CompletionItem>;
+
+ #[boxed]
+ async fn execute<'a>(&'a self, request: &'a FeatureRequest<Self::Params>) -> Self::Output {
+ let mut items = Vec::new();
+ if let SyntaxTree::Bibtex(tree) = &request.document().tree {
+ let position = request.params.text_document_position.position;
+ if let Some(BibtexNode::Command(command)) = tree.find(position).last() {
+ if command.token.range().contains(position)
+ && command.token.start().character != position.character
+ {
+ let mut range = command.range();
+ range.start.character += 1;
+
+ let component = LatexComponentId::kernel();
+ for command in &DATABASE.kernel().commands {
+ let text_edit = TextEdit::new(range, (&command.name).into());
+ let item = factory::command(
+ request,
+ (&command.name).into(),
+ command.image.as_ref().map(AsRef::as_ref),
+ command.glyph.as_ref().map(AsRef::as_ref),
+ text_edit,
+ &component,
+ );
+ items.push(item);
+ }
+ }
+ }
+ }
+ items
+ }
+}
+
+#[cfg(test)]
+mod tests {
+ use super::*;
+ use lsp_types::{Position, Range};
+
+ #[test]
+ fn test_inside_command() {
+ let items = test_feature(
+ BibtexCommandCompletionProvider,
+ FeatureSpec {
+ files: vec![FeatureSpec::file("foo.bib", "@article{foo, bar=\n\\}")],
+ main_file: "foo.bib",
+ position: Position::new(1, 1),
+ ..FeatureSpec::default()
+ },
+ );
+ assert!(!items.is_empty());
+ assert_eq!(
+ items[0].text_edit.as_ref().map(|edit| edit.range),
+ Some(Range::new_simple(1, 1, 1, 2))
+ );
+ }
+
+ #[test]
+ fn test_start_of_command() {
+ let items = test_feature(
+ BibtexCommandCompletionProvider,
+ FeatureSpec {
+ files: vec![FeatureSpec::file("foo.bib", "@article{foo, bar=\n\\}")],
+ main_file: "foo.bib",
+ position: Position::new(1, 0),
+ ..FeatureSpec::default()
+ },
+ );
+ assert!(items.is_empty());
+ }
+
+ #[test]
+ fn test_inside_text() {
+ let items = test_feature(
+ BibtexCommandCompletionProvider,
+ FeatureSpec {
+ files: vec![FeatureSpec::file("foo.bib", "@article{foo, bar=\n}")],
+ main_file: "foo.bib",
+ position: Position::new(1, 0),
+ ..FeatureSpec::default()
+ },
+ );
+ assert!(items.is_empty());
+ }
+
+ #[test]
+ fn test_latex() {
+ let items = test_feature(
+ BibtexCommandCompletionProvider,
+ FeatureSpec {
+ files: vec![FeatureSpec::file("foo.tex", "\\")],
+ main_file: "foo.tex",
+ position: Position::new(0, 1),
+ ..FeatureSpec::default()
+ },
+ );
+ assert!(items.is_empty());
+ }
+}