From 77c06ebc24ab3a43dc2268763ff8f10963f875b4 Mon Sep 17 00:00:00 2001
From: Laurenz <laurmaedje@gmail.com>
Date: Mon, 4 Jan 2021 17:19:49 +0100
Subject: =?UTF-8?q?None=20literal=20=F0=9F=95=B3?=
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---
 src/syntax/expr.rs  | 2 ++
 src/syntax/token.rs | 3 +++
 2 files changed, 5 insertions(+)

(limited to 'src/syntax')

diff --git a/src/syntax/expr.rs b/src/syntax/expr.rs
index 94d07b07..cf6611f9 100644
--- a/src/syntax/expr.rs
+++ b/src/syntax/expr.rs
@@ -108,6 +108,8 @@ pub type ExprContent = Tree;
 pub enum Lit {
     /// A identifier literal: `left`.
     Ident(Ident),
+    /// The none literal: `none`.
+    None,
     /// A boolean literal: `true`, `false`.
     Bool(bool),
     /// An integer literal: `120`.
diff --git a/src/syntax/token.rs b/src/syntax/token.rs
index ef17fac2..a28c35b6 100644
--- a/src/syntax/token.rs
+++ b/src/syntax/token.rs
@@ -63,6 +63,8 @@ pub enum Token<'s> {
 
     /// An identifier: `center`.
     Ident(&'s str),
+    /// A none: `none`.
+    None,
     /// A boolean: `true`, `false`.
     Bool(bool),
     /// An integer: `120`.
@@ -152,6 +154,7 @@ impl<'s> Token<'s> {
             Self::Slash => "slash",
 
             Self::Ident(_) => "identifier",
+            Self::None => "none",
             Self::Bool(_) => "bool",
             Self::Int(_) => "integer",
             Self::Float(_) => "float",
-- 
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