make compleion item details private

2 files changed, 40 insertions, 24 deletions

diff --git a/crates/ra_analysis/src/completion/completion_item.rs b/crates/ra_analysis/src/completion/completion_item.rs
index 7edb86436..4280976e7 100644
--- a/crates/ra_analysis/src/completion/completion_item.rs
+++ b/crates/ra_analysis/src/completion/completion_item.rs
@@ -1,11 +1,13 @@
 #[derive(Debug)]
 pub struct CompletionItem {
-    /// What user sees in pop-up in the UI.
-    pub label: String,
-    /// What string is used for filtering, defaults to label.
-    pub lookup: Option<String>,
-    /// What is inserted, defaults to label.
-    pub snippet: Option<String>,
+    label: String,
+    lookup: Option<String>,
+    snippet: Option<String>,
+}
+
+pub enum InsertText {
+    PlainText { text: String },
+    Snippet { text: String },
 }
 
 impl CompletionItem {
@@ -17,6 +19,26 @@ impl CompletionItem {
             snippet: None,
         }
     }
+    /// What user sees in pop-up in the UI.
+    pub fn label(&self) -> &str {
+        &self.label
+    }
+    /// What string is used for filtering.
+    pub fn lookup(&self) -> &str {
+        self.lookup
+            .as_ref()
+            .map(|it| it.as_str())
+            .unwrap_or(self.label())
+    }
+    /// What is inserted.
+    pub fn insert_text(&self) -> InsertText {
+        match &self.snippet {
+            None => InsertText::PlainText {
+                text: self.label.clone(),
+            },
+            Some(it) => InsertText::Snippet { text: it.clone() },
+        }
+    }
 }
 
 #[must_use]
diff --git a/crates/ra_analysis/src/completion/reference_completion.rs b/crates/ra_analysis/src/completion/reference_completion.rs
index 23052295c..f9f01a642 100644
--- a/crates/ra_analysis/src/completion/reference_completion.rs
+++ b/crates/ra_analysis/src/completion/reference_completion.rs
@@ -39,25 +39,19 @@ pub(super) fn completions(
             }
 
             let module_scope = module.scope(db)?;
-            acc.extend(
-                module_scope
-                    .entries()
-                    .filter(|(_name, res)| {
-                        // Don't expose this item
-                        match res.import {
-                            None => true,
-                            Some(import) => {
-                                let range = import.range(db, module.source().file_id());
-                                !range.is_subrange(&name_ref.syntax().range())
-                            }
+            module_scope
+                .entries()
+                .filter(|(_name, res)| {
+                    // Don't expose this item
+                    match res.import {
+                        None => true,
+                        Some(import) => {
+                            let range = import.range(db, module.source().file_id());
+                            !range.is_subrange(&name_ref.syntax().range())
                         }
-                    })
-                    .map(|(name, _res)| CompletionItem {
-                        label: name.to_string(),
-                        lookup: None,
-                        snippet: None,
-                    }),
-            );
+                    }
+                })
+                .for_each(|(name, _res)| CompletionItem::new(name.to_string()).add_to(acc));
         }
         NameRefKind::Path(path) => complete_path(acc, db, module, path)?,
         NameRefKind::BareIdentInMod => {