Split expressions into separate files

src/Parser/Expression/ExpressionCall.cpp

@@ -0,0 +1,26 @@
+#include "ExpressionCall.h"
+
+ExpressionCall::ExpressionCall(string name, vector<shared_ptr<Expression>> argumentExpressions):
+Expression(ExpressionKind::CALL, ValueType::NONE), name(name), argumentExpressions(argumentExpressions) { }
+
+string ExpressionCall::getName() {
+    return name;
+}
+
+vector<shared_ptr<Expression>> ExpressionCall::getArgumentExpressions() {
+    return argumentExpressions;
+}
+
+string ExpressionCall::toString(int indent) {
+    string value;
+
+    value += "CALL(" + name + "):";
+    for (shared_ptr<Expression> &argumentExpression : argumentExpressions) {
+        value += "\n";
+        for (int ind=0; ind<indent+1; ind++)
+            value += "  ";
+        value += argumentExpression->toString(indent+1) + ",";
+    }
+
+    return value;
+}