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path: root/support/texlab/src/completion/latex/color_model.rs
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-rw-r--r--support/texlab/src/completion/latex/color_model.rs94
1 files changed, 94 insertions, 0 deletions
diff --git a/support/texlab/src/completion/latex/color_model.rs b/support/texlab/src/completion/latex/color_model.rs
new file mode 100644
index 0000000000..5b6e85fa31
--- /dev/null
+++ b/support/texlab/src/completion/latex/color_model.rs
@@ -0,0 +1,94 @@
+use super::combinators::{self, Parameter};
+use crate::completion::factory;
+use crate::syntax::LANGUAGE_DATA;
+use crate::workspace::*;
+use futures_boxed::boxed;
+use lsp_types::{CompletionItem, CompletionParams, TextEdit};
+
+#[derive(Debug, PartialEq, Eq, Clone, Copy)]
+pub struct LatexColorModelCompletionProvider;
+
+impl FeatureProvider for LatexColorModelCompletionProvider {
+ type Params = CompletionParams;
+ type Output = Vec<CompletionItem>;
+
+ #[boxed]
+ async fn execute<'a>(&'a self, request: &'a FeatureRequest<Self::Params>) -> Self::Output {
+ let parameters = LANGUAGE_DATA
+ .color_model_commands
+ .iter()
+ .map(|cmd| Parameter::new(&cmd.name, cmd.index));
+
+ combinators::argument(&request, parameters, |context| {
+ async move {
+ let mut items = Vec::new();
+ for name in MODEL_NAMES {
+ let text_edit = TextEdit::new(context.range, (*name).into());
+ let item = factory::color_model(request, name, text_edit);
+ items.push(item);
+ }
+ items
+ }
+ })
+ .await
+ }
+}
+
+const MODEL_NAMES: &[&str] = &["gray", "rgb", "RGB", "HTML", "cmyk"];
+
+#[cfg(test)]
+mod tests {
+ use super::*;
+ use crate::range::RangeExt;
+ use lsp_types::{Position, Range};
+
+ #[test]
+ fn test_inside_define_color() {
+ let items = test_feature(
+ LatexColorModelCompletionProvider,
+ FeatureSpec {
+ files: vec![FeatureSpec::file("foo.tex", "\\definecolor{name}{}")],
+ main_file: "foo.tex",
+ position: Position::new(0, 19),
+ ..FeatureSpec::default()
+ },
+ );
+ assert!(!items.is_empty());
+ assert_eq!(
+ items[0].text_edit.as_ref().map(|edit| edit.range),
+ Some(Range::new_simple(0, 19, 0, 19))
+ );
+ }
+
+ #[test]
+ fn test_outside_define_color() {
+ let items = test_feature(
+ LatexColorModelCompletionProvider,
+ FeatureSpec {
+ files: vec![FeatureSpec::file("foo.tex", "\\definecolor{name}{}")],
+ main_file: "foo.tex",
+ position: Position::new(0, 18),
+ ..FeatureSpec::default()
+ },
+ );
+ assert!(items.is_empty());
+ }
+
+ #[test]
+ fn tet_inside_define_color_set() {
+ let items = test_feature(
+ LatexColorModelCompletionProvider,
+ FeatureSpec {
+ files: vec![FeatureSpec::file("foo.tex", "\\definecolorset{}")],
+ main_file: "foo.tex",
+ position: Position::new(0, 16),
+ ..FeatureSpec::default()
+ },
+ );
+ assert!(!items.is_empty());
+ assert_eq!(
+ items[0].text_edit.as_ref().map(|edit| edit.range),
+ Some(Range::new_simple(0, 16, 0, 16))
+ );
+ }
+}