switch to TextRange::subrange

crates/ra_analysis/src/descriptors/mod.rs

@@ -2,7 +2,6 @@
 
 use ra_syntax::{
     ast::{self, AstNode, NameOwner},
-    text_utils::is_subrange,
 };
 
 #[derive(Debug, Clone)]
@@ -23,7 +22,7 @@ pub fn new(node: ast::FnDef) -> Option<Self> {
             let label: String = node
                 .syntax()
                 .children()
-                .filter(|child| !is_subrange(body_range, child.range()))
+                .filter(|child| !child.range().is_subrange(&body_range))
                 .map(|node| node.text().to_string())
                 .collect();
             label

crates/ra_editor/src/completion.rs

@@ -3,7 +3,6 @@
 use ra_syntax::{
     algo::visit::{visitor, visitor_ctx, Visitor, VisitorCtx},
     ast::{self, AstChildren, LoopBodyOwner, ModuleItemOwner},
-    text_utils::is_subrange,
     AstNode, File,
     SyntaxKind::*,
     SyntaxNodeRef, TextUnit,
@@ -191,7 +190,7 @@ fn is_in_loop_body(name_ref: ast::NameRef) -> bool {
             .visit::<ast::LoopExpr, _>(LoopBodyOwner::loop_body)
             .accept(node);
         if let Some(Some(body)) = loop_body {
-            if is_subrange(body.syntax().range(), name_ref.syntax().range()) {
+            if name_ref.syntax().range().is_subrange(&body.syntax().range()) {
                 return true;
             }
         }

crates/ra_syntax/src/algo/mod.rs

@@ -2,7 +2,7 @@
 // pub mod walk;
 
 use crate::{
-    text_utils::{contains_offset_nonstrict, is_subrange},
+    text_utils::{contains_offset_nonstrict},
     SyntaxNodeRef, TextRange, TextUnit,
 };
 
@@ -91,7 +91,7 @@ fn next(&mut self) -> Option<SyntaxNodeRef<'f>> {
 
 pub fn find_covering_node(root: SyntaxNodeRef, range: TextRange) -> SyntaxNodeRef {
     assert!(
-        is_subrange(root.range(), range),
+        range.is_subrange(&root.range()),
         "node range: {:?}, target range: {:?}",
         root.range(),
         range,

crates/ra_syntax/src/text_utils.rs

@@ -4,10 +4,6 @@ pub fn contains_offset_nonstrict(range: TextRange, offset: TextUnit) -> bool {
     range.start() <= offset && offset <= range.end()
 }
 
-pub fn is_subrange(range: TextRange, subrange: TextRange) -> bool {
-    range.start() <= subrange.start() && subrange.end() <= range.end()
-}
-
 pub fn intersect(r1: TextRange, r2: TextRange) -> Option<TextRange> {
     let start = r1.start().max(r2.start());
     let end = r1.end().min(r2.end());