From 2ed1514df3f8837ccebdbbfdadbe89e79b4a4365 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Wed, 7 Nov 2018 18:38:43 +0300
Subject: rename ROOT -> SOURCE_FILE

---
 crates/ra_syntax/src/ast/generated.rs          | 86 +++++++++++++-------------
 crates/ra_syntax/src/grammar.ron               |  4 +-
 crates/ra_syntax/src/grammar/mod.rs            |  2 +-
 crates/ra_syntax/src/lib.rs                    | 11 ++--
 crates/ra_syntax/src/parser_impl/event.rs      |  2 +-
 crates/ra_syntax/src/syntax_kinds/generated.rs |  4 +-
 6 files changed, 54 insertions(+), 55 deletions(-)

(limited to 'crates/ra_syntax/src')

diff --git a/crates/ra_syntax/src/ast/generated.rs b/crates/ra_syntax/src/ast/generated.rs
index 8cf3222f7..5b5f71ee7 100644
--- a/crates/ra_syntax/src/ast/generated.rs
+++ b/crates/ra_syntax/src/ast/generated.rs
@@ -3016,49 +3016,6 @@ impl<R: TreeRoot<RaTypes>> ReturnExprNode<R> {
 
 impl<'a> ReturnExpr<'a> {}
 
-// Root
-#[derive(Debug, Clone, Copy,)]
-pub struct RootNode<R: TreeRoot<RaTypes> = OwnedRoot> {
-    pub(crate) syntax: SyntaxNode<R>,
-}
-pub type Root<'a> = RootNode<RefRoot<'a>>;
-
-impl<R1: TreeRoot<RaTypes>, R2: TreeRoot<RaTypes>> PartialEq<RootNode<R1>> for RootNode<R2> {
-    fn eq(&self, other: &RootNode<R1>) -> bool { self.syntax == other.syntax }
-}
-impl<R: TreeRoot<RaTypes>> Eq for RootNode<R> {}
-impl<R: TreeRoot<RaTypes>> Hash for RootNode<R> {
-    fn hash<H: Hasher>(&self, state: &mut H) { self.syntax.hash(state) }
-}
-
-impl<'a> AstNode<'a> for Root<'a> {
-    fn cast(syntax: SyntaxNodeRef<'a>) -> Option<Self> {
-        match syntax.kind() {
-            ROOT => Some(Root { syntax }),
-            _ => None,
-        }
-    }
-    fn syntax(self) -> SyntaxNodeRef<'a> { self.syntax }
-}
-
-impl<R: TreeRoot<RaTypes>> RootNode<R> {
-    pub fn borrowed(&self) -> Root {
-        RootNode { syntax: self.syntax.borrowed() }
-    }
-    pub fn owned(&self) -> RootNode {
-        RootNode { syntax: self.syntax.owned() }
-    }
-}
-
-
-impl<'a> ast::ModuleItemOwner<'a> for Root<'a> {}
-impl<'a> ast::FnDefOwner<'a> for Root<'a> {}
-impl<'a> Root<'a> {
-    pub fn modules(self) -> impl Iterator<Item = Module<'a>> + 'a {
-        super::children(self)
-    }
-}
-
 // SelfParam
 #[derive(Debug, Clone, Copy,)]
 pub struct SelfParamNode<R: TreeRoot<RaTypes> = OwnedRoot> {
@@ -3170,6 +3127,49 @@ impl<R: TreeRoot<RaTypes>> SliceTypeNode<R> {
 
 impl<'a> SliceType<'a> {}
 
+// SourceFile
+#[derive(Debug, Clone, Copy,)]
+pub struct SourceFileNode<R: TreeRoot<RaTypes> = OwnedRoot> {
+    pub(crate) syntax: SyntaxNode<R>,
+}
+pub type SourceFile<'a> = SourceFileNode<RefRoot<'a>>;
+
+impl<R1: TreeRoot<RaTypes>, R2: TreeRoot<RaTypes>> PartialEq<SourceFileNode<R1>> for SourceFileNode<R2> {
+    fn eq(&self, other: &SourceFileNode<R1>) -> bool { self.syntax == other.syntax }
+}
+impl<R: TreeRoot<RaTypes>> Eq for SourceFileNode<R> {}
+impl<R: TreeRoot<RaTypes>> Hash for SourceFileNode<R> {
+    fn hash<H: Hasher>(&self, state: &mut H) { self.syntax.hash(state) }
+}
+
+impl<'a> AstNode<'a> for SourceFile<'a> {
+    fn cast(syntax: SyntaxNodeRef<'a>) -> Option<Self> {
+        match syntax.kind() {
+            SOURCE_FILE => Some(SourceFile { syntax }),
+            _ => None,
+        }
+    }
+    fn syntax(self) -> SyntaxNodeRef<'a> { self.syntax }
+}
+
+impl<R: TreeRoot<RaTypes>> SourceFileNode<R> {
+    pub fn borrowed(&self) -> SourceFile {
+        SourceFileNode { syntax: self.syntax.borrowed() }
+    }
+    pub fn owned(&self) -> SourceFileNode {
+        SourceFileNode { syntax: self.syntax.owned() }
+    }
+}
+
+
+impl<'a> ast::ModuleItemOwner<'a> for SourceFile<'a> {}
+impl<'a> ast::FnDefOwner<'a> for SourceFile<'a> {}
+impl<'a> SourceFile<'a> {
+    pub fn modules(self) -> impl Iterator<Item = Module<'a>> + 'a {
+        super::children(self)
+    }
+}
+
 // StaticDef
 #[derive(Debug, Clone, Copy,)]
 pub struct StaticDefNode<R: TreeRoot<RaTypes> = OwnedRoot> {
diff --git a/crates/ra_syntax/src/grammar.ron b/crates/ra_syntax/src/grammar.ron
index 1fa25dc4d..a92844415 100644
--- a/crates/ra_syntax/src/grammar.ron
+++ b/crates/ra_syntax/src/grammar.ron
@@ -116,7 +116,7 @@ Grammar(
         "SHEBANG",
     ],
     nodes: [
-        "ROOT",
+        "SOURCE_FILE",
 
         "STRUCT_DEF",
         "ENUM_DEF",
@@ -239,7 +239,7 @@ Grammar(
         "ARG_LIST",
     ],
     ast: {
-        "Root": (
+        "SourceFile": (
             traits: [ "ModuleItemOwner", "FnDefOwner" ],
             collections: [
                 ["modules", "Module"],
diff --git a/crates/ra_syntax/src/grammar/mod.rs b/crates/ra_syntax/src/grammar/mod.rs
index 95c437983..06a37d648 100644
--- a/crates/ra_syntax/src/grammar/mod.rs
+++ b/crates/ra_syntax/src/grammar/mod.rs
@@ -53,7 +53,7 @@ pub(crate) fn root(p: &mut Parser) {
     let m = p.start();
     p.eat(SHEBANG);
     items::mod_contents(p, false);
-    m.complete(p, ROOT);
+    m.complete(p, SOURCE_FILE);
 }
 
 #[derive(Clone, Copy, PartialEq, Eq)]
diff --git a/crates/ra_syntax/src/lib.rs b/crates/ra_syntax/src/lib.rs
index 9f8066c70..330f68053 100644
--- a/crates/ra_syntax/src/lib.rs
+++ b/crates/ra_syntax/src/lib.rs
@@ -61,9 +61,8 @@ pub use crate::{
 
 use crate::yellow::GreenNode;
 
-// TODO: pick a single name for everything. SourceFileNode maybe?
-/// File represents a parse tree for a single Rust file.
-pub type SourceFileNode = ast::RootNode;
+/// `SourceFileNode` represents a parse tree for a single Rust file.
+pub use crate::ast::SourceFileNode;
 
 impl SourceFileNode {
     fn new(green: GreenNode, errors: Vec<SyntaxError>) -> SourceFileNode {
@@ -71,8 +70,8 @@ impl SourceFileNode {
         if cfg!(debug_assertions) {
             utils::validate_block_structure(root.borrowed());
         }
-        assert_eq!(root.kind(), SyntaxKind::ROOT);
-        ast::RootNode { syntax: root }
+        assert_eq!(root.kind(), SyntaxKind::SOURCE_FILE);
+        ast::SourceFileNode { syntax: root }
     }
     pub fn parse(text: &str) -> SourceFileNode {
         let tokens = tokenize(&text);
@@ -94,7 +93,7 @@ impl SourceFileNode {
         SourceFileNode::parse(&text)
     }
     /// Typed AST representation of the parse tree.
-    pub fn ast(&self) -> ast::Root {
+    pub fn ast(&self) -> ast::SourceFile {
         self.borrowed()
     }
     /// Untyped homogeneous representation of the parse tree.
diff --git a/crates/ra_syntax/src/parser_impl/event.rs b/crates/ra_syntax/src/parser_impl/event.rs
index bf9c1cef0..3d8b062d5 100644
--- a/crates/ra_syntax/src/parser_impl/event.rs
+++ b/crates/ra_syntax/src/parser_impl/event.rs
@@ -172,7 +172,7 @@ impl<'a, S: Sink> EventProcessor<'a, S> {
     }
 
     fn start(&mut self, kind: SyntaxKind) {
-        if kind == ROOT {
+        if kind == SOURCE_FILE {
             self.sink.start_internal(kind);
             return;
         }
diff --git a/crates/ra_syntax/src/syntax_kinds/generated.rs b/crates/ra_syntax/src/syntax_kinds/generated.rs
index 6568f1a37..c43a8bf65 100644
--- a/crates/ra_syntax/src/syntax_kinds/generated.rs
+++ b/crates/ra_syntax/src/syntax_kinds/generated.rs
@@ -117,7 +117,7 @@ pub enum SyntaxKind {
     RAW_BYTE_STRING,
     COMMENT,
     SHEBANG,
-    ROOT,
+    SOURCE_FILE,
     STRUCT_DEF,
     ENUM_DEF,
     FN_DEF,
@@ -378,7 +378,7 @@ impl SyntaxKind {
             RAW_BYTE_STRING => &SyntaxInfo { name: "RAW_BYTE_STRING" },
             COMMENT => &SyntaxInfo { name: "COMMENT" },
             SHEBANG => &SyntaxInfo { name: "SHEBANG" },
-            ROOT => &SyntaxInfo { name: "ROOT" },
+            SOURCE_FILE => &SyntaxInfo { name: "SOURCE_FILE" },
             STRUCT_DEF => &SyntaxInfo { name: "STRUCT_DEF" },
             ENUM_DEF => &SyntaxInfo { name: "ENUM_DEF" },
             FN_DEF => &SyntaxInfo { name: "FN_DEF" },
-- 
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