started query builder

2023-11-01 19:55:09 +01:00
parent fbdf6116ff
commit 9e2d1358bb
16 changed files with 866 additions and 34 deletions
@@ -0,0 +1,35 @@
+#ifndef QUERY_CONSTRAINTS_HPP
+#define QUERY_CONSTRAINTS_HPP
+
+namespace matador::utils {
+
+enum class constraints : unsigned char {
+  NONE =        0,
+  NOT_NULL =    1 << 0,
+  INDEX =       1 << 1,
+  UNIQUE =      1 << 2,
+  PRIMARY_KEY = 1 << 3,
+  FOREIGN_KEY = 1 << 4,
+  DEFAULT =     1 << 5,
+  UNIQUE_NOT_NULL = UNIQUE | NOT_NULL
+};
+
+//static std::unordered_map<constraints, std::string> constraints_to_name_map();
+
+inline constraints operator|(constraints a, constraints b)
+{
+  return static_cast<constraints>(static_cast<unsigned int>(a) | static_cast<unsigned int>(b));
+}
+
+inline constraints operator&(constraints a, constraints b)
+{
+  return static_cast<constraints>(static_cast<unsigned int>(a) & static_cast<unsigned int>(b));
+}
+
+inline bool is_constraint_set(constraints source, constraints needle)
+{
+  return static_cast<int>(source & needle) > 0;
+}
+
+}
+#endif //QUERY_CONSTRAINTS_HPP