From ac7b8c3a7e2091040ab3eee01f85981b917f9dec Mon Sep 17 00:00:00 2001
From: Melody Horn <melody@boringcactus.com>
Date: Wed, 14 Oct 2020 16:18:24 -0600
Subject: function arguments are optional

---
 syntax.md | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/syntax.md b/syntax.md
index 1fa5388..7d5cc1f 100644
--- a/syntax.md
+++ b/syntax.md
@@ -192,7 +192,7 @@ TypedefDeclaration  ← 'typedef' identifier '=' Type ';'
 
 FunctionDeclaration ← FunctionSignature ';'
 FunctionDefinition  ← FunctionSignature Block
-FunctionSignature   ← Type identifier '(' SignatureArguments ')'
+FunctionSignature   ← Type identifier '(' SignatureArguments? ')'
 SignatureArguments  ← Type identifier ',' SignatureArguments /
                       Type identifier ','?
 ```
@@ -240,8 +240,6 @@ AssignmentStatementBody ← AssignmentTargetExpression '=' Expression /
                           AssignmentTargetExpression '*=' Expression /
                           AssignmentTargetExpression '/=' Expression /
                           AssignmentTargetExpression '%=' Expression /
-                          AssignmentTargetExpression '<<=' Expression /
-                          AssignmentTargetExpression '>>=' Expression /
                           AssignmentTargetExpression '&=' Expression /
                           AssignmentTargetExpression '^=' Expression /
                           AssignmentTargetExpression '|=' Expression /
-- 
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