Add the ability to fully customize jet generated files.

generator/metadata/column_meta_data.go

@@ -0,0 +1,27 @@
+package metadata
+
+// Column struct
+type Column struct {
+	Name         string
+	IsPrimaryKey bool
+	IsNullable   bool
+	DataType     DataType
+}
+
+// DataTypeKind is database type kind(base, enum, user-defined, array)
+type DataTypeKind string
+
+// DataTypeKind possible values
+const (
+	BaseType        DataTypeKind = "base"
+	EnumType        DataTypeKind = "enum"
+	UserDefinedType DataTypeKind = "user-defined"
+	ArrayType       DataTypeKind = "array"
+)
+
+// DataType contains information about column data type
+type DataType struct {
+	Name       string
+	Kind       DataTypeKind
+	IsUnsigned bool
+}