Lot of code for generating code. Working on unit tests.

pglablib/codebuilder/CodeBuilder.h

@@ -0,0 +1,28 @@
+#ifndef CODEBUILDER_H
+#define CODEBUILDER_H
+
+#include "Pgsql_declare.h"
+#include <QString>
+
+class LanguageConfig;
+class QTextStream;
+
+class CodeBuilder {
+public:
+	void GenCodeForExecutingQuery(QTextStream &q, const QString &query, const Pgsql::Result &result);
+	void GenReturnStructDefinition(QTextStream &q, const Pgsql::Result &result) const;
+
+// Generating code for performing query and going through the result
+// - Code for executing the query
+// - Code for looping the result
+// - Code for processing a single row
+//  - Declaration of struct for holding single row result
+	QString columnNameToVariableName(QString column_name) const;
+	QString getTypeName(Oid dbtype) const;
+private:
+	std::shared_ptr<const LanguageConfig> m_configuration;
+
+	void genFieldDeclaration(QTextStream &q, const QString &format, const QString &column_name, Oid column_type) const;
+};
+
+#endif // CODEBUILDER_H