Each statement class in separate file

src/Parser/Statement/StatementMetaExternFunction.cpp

@@ -0,0 +1,40 @@
+#include "Parser/Statement/StatementMetaExternFunction.h"
+
+static string valueTypeToString(ValueType valueType) {
+    switch (valueType) {
+        case ValueType::NONE:
+            return "NONE";
+        case ValueType::BOOL:
+            return "BOOL";
+        case ValueType::SINT32:
+            return "SINT32";
+        case ValueType::REAL32:
+            return "REAL32";
+    }
+}
+
+StatementMetaExternFunction::StatementMetaExternFunction(string name, vector<pair<string, ValueType>> arguments, ValueType returnValueType):
+Statement(StatementKind::META_EXTERN_FUNCTION), name(name), arguments(arguments), returnValueType(returnValueType) { }
+
+string StatementMetaExternFunction::getName() {
+    return name;
+}
+
+vector<pair<string, ValueType>> StatementMetaExternFunction::getArguments() {
+    return arguments;
+}
+
+ValueType StatementMetaExternFunction::getReturnValueType() {
+    return returnValueType;
+}
+
+string StatementMetaExternFunction::toString(int indent) {
+    string value;
+    for (int ind=0; ind<indent; ind++)
+        value += "  ";
+    value += "EXTERN_FUN(";
+    value += name + ", ";
+    value += valueTypeToString(returnValueType);
+    value += ")\n";
+    return value;
+}