From 91f4b397a2e2fc696422d3c262241c9128967bb8 Mon Sep 17 00:00:00 2001
From: Nilstrieb <48135649+Nilstrieb@users.noreply.github.com>
Date: Sun, 26 Jun 2022 12:00:30 +0200
Subject: [PATCH] pretty arrow

---
 parser/src/pre/lexer.rs                       | 11 +++++++
 ...rser__pre__lexer__tests__pretty_arrow.snap | 30 +++++++++++++++++++
 2 files changed, 41 insertions(+)
 create mode 100644 parser/src/pre/snapshots/parser__pre__lexer__tests__pretty_arrow.snap

diff --git a/parser/src/pre/lexer.rs b/parser/src/pre/lexer.rs
index 6005380..f278295 100644
--- a/parser/src/pre/lexer.rs
+++ b/parser/src/pre/lexer.rs
@@ -349,6 +349,8 @@ where
                 (b'.', Some(b'.'), Some(b'.')) => triple_punct!(self, DotDotDot),
                 (b'<', Some(b'<'), Some(b'=')) => triple_punct!(self, LeftLeftChevronEq),
                 (b'>', Some(b'>'), Some(b'=')) => triple_punct!(self, RightRightChevronEq),
+                // the pretty pretty unicode arrow → is obviously supported here, i hope this won't cause probelms
+                (b'\xE2', Some(b'\x86'), Some(b'\x92')) => triple_punct!(self, Arrow),
                 // DOUBLE CHARACTER PUNCTUATION
                 (b'<', Some(b':'), _) => double_punct!(self, BracketOpen),
                 (b':', Some(b'>'), _) => double_punct!(self, BracketClose),
@@ -457,4 +459,13 @@ int hello(const char* uwu) <%
 
         lex_test!(src);
     }
+
+    #[test]
+    fn pretty_arrow() {
+        let src = r#"
+struct_ptr→field;
+"#;
+
+        lex_test!(src);
+    }
 }
diff --git a/parser/src/pre/snapshots/parser__pre__lexer__tests__pretty_arrow.snap b/parser/src/pre/snapshots/parser__pre__lexer__tests__pretty_arrow.snap
new file mode 100644
index 0000000..6d91f93
--- /dev/null
+++ b/parser/src/pre/snapshots/parser__pre__lexer__tests__pretty_arrow.snap
@@ -0,0 +1,30 @@
+---
+source: parser/src/pre/lexer.rs
+expression: tokens
+---
+[
+    (
+        Identifier(
+            "struct_ptr",
+        ),
+        1..11,
+    ),
+    (
+        Punctuator(
+            Arrow,
+        ),
+        11..14,
+    ),
+    (
+        Identifier(
+            "field",
+        ),
+        14..19,
+    ),
+    (
+        Punctuator(
+            Semicolon,
+        ),
+        19..20,
+    ),
+]