From 946b5789d1ea6385a345fcb4aa0658392ec44a51 Mon Sep 17 00:00:00 2001
From: Ville Penttinen <villem.penttinen@gmail.com>
Date: Mon, 8 Apr 2019 11:44:23 +0300
Subject: Move completion label functions to display

---
 crates/ra_ide_api/src/completion.rs              | 28 ------------------------
 crates/ra_ide_api/src/completion/presentation.rs |  5 ++++-
 crates/ra_ide_api/src/display.rs                 | 28 +++++++++++++++++++++++-
 crates/ra_ide_api/src/hover.rs                   |  2 +-
 4 files changed, 32 insertions(+), 31 deletions(-)

diff --git a/crates/ra_ide_api/src/completion.rs b/crates/ra_ide_api/src/completion.rs
index 71a35c689..deff59cd3 100644
--- a/crates/ra_ide_api/src/completion.rs
+++ b/crates/ra_ide_api/src/completion.rs
@@ -13,12 +13,10 @@ mod complete_scope;
 mod complete_postfix;
 
 use ra_db::SourceDatabase;
-use ra_syntax::{ast::{self, AstNode}, SyntaxKind::{ATTR, COMMENT}};
 
 use crate::{
     db,
     FilePosition,
-    FunctionSignature,
     completion::{
         completion_item::{Completions, CompletionKind},
         completion_context::CompletionContext,
@@ -71,29 +69,3 @@ pub(crate) fn completions(db: &db::RootDatabase, position: FilePosition) -> Opti
     complete_postfix::complete_postfix(&mut acc, &ctx);
     Some(acc)
 }
-
-pub fn function_label(node: &ast::FnDef) -> Option<String> {
-    Some(FunctionSignature::from(node).to_string())
-}
-
-pub fn const_label(node: &ast::ConstDef) -> String {
-    let label: String = node
-        .syntax()
-        .children_with_tokens()
-        .filter(|child| !(child.kind() == COMMENT || child.kind() == ATTR))
-        .map(|node| node.to_string())
-        .collect();
-
-    label.trim().to_owned()
-}
-
-pub fn type_label(node: &ast::TypeAliasDef) -> String {
-    let label: String = node
-        .syntax()
-        .children_with_tokens()
-        .filter(|child| !(child.kind() == COMMENT || child.kind() == ATTR))
-        .map(|node| node.to_string())
-        .collect();
-
-    label.trim().to_owned()
-}
diff --git a/crates/ra_ide_api/src/completion/presentation.rs b/crates/ra_ide_api/src/completion/presentation.rs
index 28c8f83ab..9aa346688 100644
--- a/crates/ra_ide_api/src/completion/presentation.rs
+++ b/crates/ra_ide_api/src/completion/presentation.rs
@@ -6,6 +6,9 @@ use ra_syntax::ast::NameOwner;
 
 use crate::completion::{
     Completions, CompletionKind, CompletionItemKind, CompletionContext, CompletionItem,
+};
+
+use crate::display::{
     function_label, const_label, type_label,
 };
 
@@ -101,7 +104,7 @@ impl Completions {
                 CompletionItemKind::Function
             })
             .set_documentation(func.docs(ctx.db))
-            .set_detail(detail);
+            .detail(detail);
         // If not an import, add parenthesis automatically.
         if ctx.use_item_syntax.is_none() && !ctx.is_call {
             tested_by!(inserts_parens_for_function_calls);
diff --git a/crates/ra_ide_api/src/display.rs b/crates/ra_ide_api/src/display.rs
index c05d59689..efadb9b10 100644
--- a/crates/ra_ide_api/src/display.rs
+++ b/crates/ra_ide_api/src/display.rs
@@ -3,10 +3,36 @@
 use super::*;
 use std::fmt::{self, Display};
 use join_to_string::join;
-use ra_syntax::ast::{self, AstNode, NameOwner, VisibilityOwner, TypeParamsOwner};
+use ra_syntax::{ast::{self, AstNode, NameOwner, VisibilityOwner, TypeParamsOwner}, SyntaxKind::{ATTR, COMMENT}};
 use std::convert::From;
 use hir::Docs;
 
+pub(crate) fn function_label(node: &ast::FnDef) -> String {
+    FunctionSignature::from(node).to_string()
+}
+
+pub(crate) fn const_label(node: &ast::ConstDef) -> String {
+    let label: String = node
+        .syntax()
+        .children_with_tokens()
+        .filter(|child| !(child.kind() == COMMENT || child.kind() == ATTR))
+        .map(|node| node.to_string())
+        .collect();
+
+    label.trim().to_owned()
+}
+
+pub(crate) fn type_label(node: &ast::TypeAliasDef) -> String {
+    let label: String = node
+        .syntax()
+        .children_with_tokens()
+        .filter(|child| !(child.kind() == COMMENT || child.kind() == ATTR))
+        .map(|node| node.to_string())
+        .collect();
+
+    label.trim().to_owned()
+}
+
 /// Contains information about a function signature
 #[derive(Debug)]
 pub struct FunctionSignature {
diff --git a/crates/ra_ide_api/src/hover.rs b/crates/ra_ide_api/src/hover.rs
index bfa7cd67a..7d2c57f82 100644
--- a/crates/ra_ide_api/src/hover.rs
+++ b/crates/ra_ide_api/src/hover.rs
@@ -235,7 +235,7 @@ impl NavigationTarget {
         }
 
         visitor()
-            .visit(crate::completion::function_label)
+            .visit(|node: &ast::FnDef| Some(crate::display::function_label(node)))
             .visit(|node: &ast::StructDef| visit_node(node, "struct "))
             .visit(|node: &ast::EnumDef| visit_node(node, "enum "))
             .visit(|node: &ast::TraitDef| visit_node(node, "trait "))
-- 
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