From c75052e35f7b2bc01bdcba394b0b189ababdbe28 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Grodzi=C5=84ski?= <rafal.grodzinski@gmail.com>
Date: Thu, 31 Jul 2025 22:04:30 +0900
Subject: [PATCH] Added expression unary

---
 samples/test.brc                          |  6 +++---
 src/Parser/Expression/Expression.h        |  1 +
 src/Parser/Expression/ExpressionBinary.h  |  9 ++++++--
 src/Parser/Expression/ExpressionUnary.cpp | 26 +++++++++++++++++++++++
 src/Parser/Expression/ExpressionUnary.h   | 23 ++++++++++++++++++++
 5 files changed, 60 insertions(+), 5 deletions(-)
 create mode 100644 src/Parser/Expression/ExpressionUnary.cpp
 create mode 100644 src/Parser/Expression/ExpressionUnary.h

diff --git a/samples/test.brc b/samples/test.brc
index 25c5641..b2f978b 100644
--- a/samples/test.brc
+++ b/samples/test.brc
@@ -50,10 +50,10 @@ i u32 <- 0, rep text[i] != 0:
 
 main fun -> u32
     num1 u8 <- 42
-    num2 s8 <- 15
+    num2 s8 <- -15
     num3 u32 <- 1234123
-    num4 s32 <- 345345
-    num5 r32 <- 42.58
+    num4 s32 <- -345345
+    num5 r32 <- -42.58
 
     ret 0
 ;
\ No newline at end of file
diff --git a/src/Parser/Expression/Expression.h b/src/Parser/Expression/Expression.h
index 66bd170..a335052 100644
--- a/src/Parser/Expression/Expression.h
+++ b/src/Parser/Expression/Expression.h
@@ -12,6 +12,7 @@ enum class ExpressionKind {
     LITERAL,
     ARRAY_LITERAL,
     GROUPING,
+    UNARY,
     BINARY,
     IF_ELSE,
     VAR,
diff --git a/src/Parser/Expression/ExpressionBinary.h b/src/Parser/Expression/ExpressionBinary.h
index 0c5bb4c..56b31fa 100644
--- a/src/Parser/Expression/ExpressionBinary.h
+++ b/src/Parser/Expression/ExpressionBinary.h
@@ -1,4 +1,7 @@
-#include "Parser/Expression/Expression.h"
+#ifndef EXPRESSION_BINARY_H
+#define EXPRESSION_BINARY_H
+
+#include "Expression.h"
 
 enum class ExpressionBinaryOperation {
     EQUAL,
@@ -26,4 +29,6 @@ public:
     ExpressionBinaryOperation getOperation();
     shared_ptr<Expression> getLeft();
     shared_ptr<Expression> getRight();
-};
\ No newline at end of file
+};
+
+#endif
\ No newline at end of file
diff --git a/src/Parser/Expression/ExpressionUnary.cpp b/src/Parser/Expression/ExpressionUnary.cpp
new file mode 100644
index 0000000..420cdd9
--- /dev/null
+++ b/src/Parser/Expression/ExpressionUnary.cpp
@@ -0,0 +1,26 @@
+#include "ExpressionUnary.h"
+
+#include "Lexer/Token.h"
+
+ExpressionUnary::ExpressionUnary(shared_ptr<Token> token, shared_ptr<Expression> expression):
+Expression(ExpressionKind::UNARY, nullptr), expression(expression) {
+    switch (token->getKind()) {
+        case TokenKind::PLUS:
+            operation = ExpressionUnaryOperation::PLUS;
+            break;
+        case TokenKind::MINUS:
+            operation = ExpressionUnaryOperation::MINUS;
+            break;
+        default:
+            operation = ExpressionUnaryOperation::INVALID;
+            break;
+    }
+}
+
+ExpressionUnaryOperation ExpressionUnary::getOperation() {
+    return operation;
+}
+
+shared_ptr<Expression> ExpressionUnary::getExpression() {
+    return expression;
+}
\ No newline at end of file
diff --git a/src/Parser/Expression/ExpressionUnary.h b/src/Parser/Expression/ExpressionUnary.h
new file mode 100644
index 0000000..2ba56fd
--- /dev/null
+++ b/src/Parser/Expression/ExpressionUnary.h
@@ -0,0 +1,23 @@
+#ifndef EXPRESSION_UNARY_H
+#define EXPRESSION_UNARY_H
+
+#include "Expression.h"
+
+enum class ExpressionUnaryOperation {
+    PLUS,
+    MINUS,
+    INVALID
+};
+
+class ExpressionUnary: public Expression {
+private:
+    ExpressionUnaryOperation operation;
+    shared_ptr<Expression> expression;
+
+public:
+    ExpressionUnary(shared_ptr<Token> token, shared_ptr<Expression> expression);
+    ExpressionUnaryOperation getOperation();
+    shared_ptr<Expression> getExpression();
+};
+
+#endif
\ No newline at end of file