From 84cdc85ca7494368e7ce2039fcef06ac2d3bd2ed Mon Sep 17 00:00:00 2001
From: Laurenz <laurmaedje@gmail.com>
Date: Wed, 17 Feb 2021 23:07:28 +0100
Subject: =?UTF-8?q?Refresh=20parser=20=F0=9F=8C=8A?=
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---
 src/syntax/expr.rs  | 11 +++++++++++
 src/syntax/token.rs |  3 ---
 2 files changed, 11 insertions(+), 3 deletions(-)

(limited to 'src/syntax')

diff --git a/src/syntax/expr.rs b/src/syntax/expr.rs
index d18d3404..5b37bb56 100644
--- a/src/syntax/expr.rs
+++ b/src/syntax/expr.rs
@@ -54,6 +54,17 @@ impl Expr {
             Self::For(v) => v.span,
         }
     }
+
+    /// Whether the expression can be shorten in markup with a hashtag.
+    pub fn has_short_form(&self) -> bool {
+        matches!(self,
+            Expr::Ident(_)
+            | Expr::Call(_)
+            | Expr::Let(_)
+            | Expr::If(_)
+            | Expr::For(_)
+        )
+    }
 }
 
 /// A literal.
diff --git a/src/syntax/token.rs b/src/syntax/token.rs
index fe429e24..e57620af 100644
--- a/src/syntax/token.rs
+++ b/src/syntax/token.rs
@@ -6,8 +6,6 @@ use crate::geom::{AngularUnit, LengthUnit};
 pub enum Token<'s> {
     /// A left square bracket: `[`.
     LeftBracket,
-    /// A hashtag followed by a left square bracket: `#[`.
-    HashBracket,
     /// A right square bracket: `]`.
     RightBracket,
     /// A left curly brace: `{`.
@@ -191,7 +189,6 @@ impl<'s> Token<'s> {
     pub fn name(self) -> &'static str {
         match self {
             Self::LeftBracket => "opening bracket",
-            Self::HashBracket => "start of bracket function",
             Self::RightBracket => "closing bracket",
             Self::LeftBrace => "opening brace",
             Self::RightBrace => "closing brace",
-- 
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