From 412948c0e2f34b1db13201bf533468241ee881e6 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 30 Dec 2017 18:25:37 +0300
Subject: More symbols

---
 src/lexer/mod.rs    | 20 ++++++++++++++++++++
 src/syntax_kinds.rs | 12 +++++++++++-
 2 files changed, 31 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/lexer/mod.rs b/src/lexer/mod.rs
index d2d4aaa22..5255c3d56 100644
--- a/src/lexer/mod.rs
+++ b/src/lexer/mod.rs
@@ -52,6 +52,8 @@ fn next_token_inner(c: char, ptr: &mut Ptr) -> SyntaxKind {
         '~' => return TILDE,
         '?' => return QUESTION,
         '$' => return DOLLAR,
+
+        // Multi-byte tokens.
         '.' => return match (ptr.next(), ptr.nnext()) {
             (Some('.'), Some('.')) => {
                 ptr.bump();
@@ -76,6 +78,24 @@ fn next_token_inner(c: char, ptr: &mut Ptr) -> SyntaxKind {
             }
             _ => COLON
         },
+        '=' => return match ptr.next() {
+            Some('=') => {
+                ptr.bump();
+                EQEQ
+            }
+            Some('>') => {
+                ptr.bump();
+                FAT_ARROW
+            }
+            _ => EQ,
+        },
+        '!' => return match ptr.next() {
+            Some('=') => {
+                ptr.bump();
+                NEQ
+            }
+            _ => NOT,
+        },
         _ => (),
     }
     ERROR
diff --git a/src/syntax_kinds.rs b/src/syntax_kinds.rs
index 6982cba95..a922056ce 100644
--- a/src/syntax_kinds.rs
+++ b/src/syntax_kinds.rs
@@ -26,8 +26,13 @@ pub const QUESTION: SyntaxKind = SyntaxKind(21);
 pub const COLON: SyntaxKind = SyntaxKind(22);
 pub const COLONCOLON: SyntaxKind = SyntaxKind(23);
 pub const DOLLAR: SyntaxKind = SyntaxKind(24);
+pub const EQ: SyntaxKind = SyntaxKind(25);
+pub const EQEQ: SyntaxKind = SyntaxKind(26);
+pub const FAT_ARROW: SyntaxKind = SyntaxKind(27);
+pub const NEQ: SyntaxKind = SyntaxKind(28);
+pub const NOT: SyntaxKind = SyntaxKind(29);
 
-static INFOS: [SyntaxInfo; 25] = [
+static INFOS: [SyntaxInfo; 30] = [
     SyntaxInfo { name: "ERROR" },
     SyntaxInfo { name: "IDENT" },
     SyntaxInfo { name: "UNDERSCORE" },
@@ -53,6 +58,11 @@ static INFOS: [SyntaxInfo; 25] = [
     SyntaxInfo { name: "COLON" },
     SyntaxInfo { name: "COLONCOLON" },
     SyntaxInfo { name: "DOLLAR" },
+    SyntaxInfo { name: "EQ" },
+    SyntaxInfo { name: "EQEQ" },
+    SyntaxInfo { name: "FAT_ARROW" },
+    SyntaxInfo { name: "NEQ" },
+    SyntaxInfo { name: "NOT" },
 ];
 
 pub(crate) fn syntax_info(kind: SyntaxKind) -> &'static SyntaxInfo {
-- 
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