extract AtomEdit and Edit into new ra_text_edit crate

crates/ra_syntax/src/lib.rs

@@ -41,13 +41,13 @@ pub use rowan::{SmolStr, TextRange, TextUnit};
 pub use crate::{
     ast::AstNode,
     lexer::{tokenize, Token},
-    reparsing::AtomEdit,
     syntax_kinds::SyntaxKind,
     yellow::{
         Direction, OwnedRoot, RefRoot, SyntaxError, SyntaxNode, SyntaxNodeRef, TreeRoot, WalkEvent, Location,
     },
 };
 
+use ra_text_edit::AtomEdit;
 use crate::yellow::GreenNode;
 
 /// `SourceFileNode` represents a parse tree for a single Rust file.

crates/ra_syntax/src/reparsing.rs

@@ -6,29 +6,7 @@ use crate::parser_impl;
 use crate::text_utils::replace_range;
 use crate::yellow::{self, GreenNode, SyntaxError, SyntaxNodeRef};
 use crate::{SyntaxKind::*, TextRange, TextUnit};
-
-#[derive(Debug, Clone)]
-pub struct AtomEdit {
-    pub delete: TextRange,
-    pub insert: String,
-}
-
-impl AtomEdit {
-    pub fn replace(range: TextRange, replace_with: String) -> AtomEdit {
-        AtomEdit {
-            delete: range,
-            insert: replace_with,
-        }
-    }
-
-    pub fn delete(range: TextRange) -> AtomEdit {
-        AtomEdit::replace(range, String::new())
-    }
-
-    pub fn insert(offset: TextUnit, text: String) -> AtomEdit {
-        AtomEdit::replace(TextRange::offset_len(offset, 0.into()), text)
-    }
-}
+use ra_text_edit::AtomEdit;
 
 pub(crate) fn incremental_reparse(
     node: SyntaxNodeRef,

crates/ra_syntax/src/text_utils.rs

@@ -1,8 +1,4 @@
-use crate::{TextRange, TextUnit};
-
-pub fn contains_offset_nonstrict(range: TextRange, offset: TextUnit) -> bool {
-    range.start() <= offset && offset <= range.end()
-}
+use crate::TextRange;
 
 pub fn intersect(r1: TextRange, r2: TextRange) -> Option<TextRange> {
     let start = r1.start().max(r2.start());

crates/ra_syntax/src/yellow/syntax_text.rs

@@ -1,7 +1,8 @@
 use std::{fmt, ops};
 
+use ra_text_edit::text_utils::contains_offset_nonstrict;
 use crate::{
-    text_utils::{contains_offset_nonstrict, intersect},
+    text_utils::intersect,
     SyntaxNodeRef, TextRange, TextUnit,
 };