Fix the term 'Modulus' to 'Modulo' (apache#335)

Author: MRGRAVITY817

src/ast/operator.rs

@@ -60,7 +60,7 @@ pub enum BinaryOperator {
     Minus,
     Multiply,
     Divide,
-    Modulus,
+    Modulo,
     StringConcat,
     Gt,
     Lt,
@@ -94,7 +94,7 @@ impl fmt::Display for BinaryOperator {
             BinaryOperator::Minus => "-",
             BinaryOperator::Multiply => "*",
             BinaryOperator::Divide => "/",
-            BinaryOperator::Modulus => "%",
+            BinaryOperator::Modulo => "%",
             BinaryOperator::StringConcat => "||",
             BinaryOperator::Gt => ">",
             BinaryOperator::Lt => "<",

src/parser.rs

@@ -855,7 +855,7 @@ impl<'a> Parser<'a> {
             Token::Plus => Some(BinaryOperator::Plus),
             Token::Minus => Some(BinaryOperator::Minus),
             Token::Mult => Some(BinaryOperator::Multiply),
-            Token::Mod => Some(BinaryOperator::Modulus),
+            Token::Mod => Some(BinaryOperator::Modulo),
             Token::StringConcat => Some(BinaryOperator::StringConcat),
             Token::Pipe => Some(BinaryOperator::BitwiseOr),
             Token::Caret => Some(BinaryOperator::BitwiseXor),