From 7c67612b8a894187fa3b64725531a5459f9211bf Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Fri, 10 Aug 2018 22:33:29 +0300
Subject: organizize

---
 src/yellow/syntax.rs | 122 ---------------------------------------------------
 1 file changed, 122 deletions(-)
 delete mode 100644 src/yellow/syntax.rs

(limited to 'src/yellow/syntax.rs')

diff --git a/src/yellow/syntax.rs b/src/yellow/syntax.rs
deleted file mode 100644
index 6e33310f1..000000000
--- a/src/yellow/syntax.rs
+++ /dev/null
@@ -1,122 +0,0 @@
-use std::{fmt, sync::Arc};
-
-use {
-    yellow::{RedNode, TreeRoot, SyntaxRoot, RedPtr},
-    SyntaxKind::{self, *},
-    TextRange, TextUnit,
-};
-
-
-#[derive(Clone, Copy)]
-pub struct SyntaxNode<R: TreeRoot = Arc<SyntaxRoot>> {
-    pub(crate) root: R,
-    // Guaranteed to not dangle, because `root` holds a
-    // strong reference to red's ancestor
-    red: RedPtr,
-}
-
-unsafe impl<R: TreeRoot> Send for SyntaxNode<R> {}
-unsafe impl<R: TreeRoot> Sync for SyntaxNode<R> {}
-
-impl<R1: TreeRoot, R2: TreeRoot> PartialEq<SyntaxNode<R1>> for SyntaxNode<R2> {
-    fn eq(&self, other: &SyntaxNode<R1>) -> bool {
-        self.red == other.red
-    }
-}
-
-impl<R: TreeRoot> Eq for SyntaxNode<R> {}
-
-pub type SyntaxNodeRef<'a> = SyntaxNode<&'a SyntaxRoot>;
-
-#[derive(Debug, Clone, PartialEq, Eq, Hash, Ord, PartialOrd)]
-pub struct SyntaxError {
-    pub msg: String,
-    pub offset: TextUnit,
-}
-
-impl SyntaxNode<Arc<SyntaxRoot>> {
-    pub(crate) fn new_owned(root: SyntaxRoot) -> Self {
-        let root = Arc::new(root);
-        let red = RedPtr::new(&root.red);
-        SyntaxNode { root, red }
-    }
-}
-
-impl<R: TreeRoot> SyntaxNode<R> {
-    pub fn as_ref<'a>(&'a self) -> SyntaxNode<&'a SyntaxRoot> {
-        SyntaxNode {
-            root: &*self.root,
-            red: self.red,
-        }
-    }
-
-    pub fn kind(&self) -> SyntaxKind {
-        self.red().green().kind()
-    }
-
-    pub fn range(&self) -> TextRange {
-        let red = self.red();
-        TextRange::offset_len(red.start_offset(), red.green().text_len())
-    }
-
-    pub fn text(&self) -> String {
-        self.red().green().text()
-    }
-
-    pub fn children<'a>(&'a self) -> impl Iterator<Item = SyntaxNode<R>> + 'a {
-        let red = self.red();
-        let n_children = red.n_children();
-        (0..n_children).map(move |i| SyntaxNode {
-            root: self.root.clone(),
-            red: red.get_child(i).unwrap(),
-        })
-    }
-
-    pub fn parent(&self) -> Option<SyntaxNode<R>> {
-        let parent = self.red().parent()?;
-        Some(SyntaxNode {
-            root: self.root.clone(),
-            red: parent,
-        })
-    }
-
-    pub fn first_child(&self) -> Option<SyntaxNode<R>> {
-        self.children().next()
-    }
-
-    pub fn next_sibling(&self) -> Option<SyntaxNode<R>> {
-        let red = self.red();
-        let parent = self.parent()?;
-        let next_sibling_idx = red.index_in_parent()? + 1;
-        let sibling_red = parent.red().get_child(next_sibling_idx)?;
-        Some(SyntaxNode {
-            root: self.root.clone(),
-            red: sibling_red,
-        })
-    }
-
-    pub fn is_leaf(&self) -> bool {
-        self.first_child().is_none()
-    }
-
-    fn red(&self) -> &RedNode {
-        unsafe { self.red.get(&self.root) }
-    }
-}
-
-impl<R: TreeRoot> fmt::Debug for SyntaxNode<R> {
-    fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
-        write!(fmt, "{:?}@{:?}", self.kind(), self.range())?;
-        if has_short_text(self.kind()) {
-            write!(fmt, " \"{}\"", self.text())?;
-        }
-        Ok(())
-    }
-}
-
-fn has_short_text(kind: SyntaxKind) -> bool {
-    match kind {
-        IDENT | LIFETIME | INT_NUMBER | FLOAT_NUMBER => true,
-        _ => false,
-    }
-}
-- 
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