jet/sqlbuilder/column_types.go
zer0sub b2f84d048c Add StringColumn type and expression
Add Projection type
Alias refactoring
More numeric operations
2019-04-30 11:31:00 +02:00

85 lines
2.1 KiB
Go

package sqlbuilder
//------------------------------------------------------//
type BoolColumn struct {
boolInterfaceImpl
baseColumn
}
func NewBoolColumn(name string, nullable NullableColumn) *BoolColumn {
if !validIdentifierName(name) {
panic("Invalid column name in bool column")
}
boolColumn := &BoolColumn{}
boolColumn.baseColumn = newBaseColumn(name, nullable, "", boolColumn)
boolColumn.boolInterfaceImpl.parent = boolColumn
return boolColumn
}
//------------------------------------------------------//
type NumericColumn struct {
numericInterfaceImpl
baseColumn
}
func NewNumericColumn(name string, nullable NullableColumn) *NumericColumn {
if !validIdentifierName(name) {
panic("Invalid column name")
}
numericColumn := &NumericColumn{}
numericColumn.numericInterfaceImpl.parent = numericColumn
numericColumn.baseColumn = newBaseColumn(name, nullable, "", numericColumn)
return numericColumn
}
//------------------------------------------------------//
type IntegerColumn struct {
numericInterfaceImpl
integerInterfaceImpl
baseColumn
}
// Representation of any integer column
// This function will panic if name is not valid
func NewIntegerColumn(name string, nullable NullableColumn) *IntegerColumn {
integerColumn := &IntegerColumn{}
integerColumn.numericInterfaceImpl.parent = integerColumn
integerColumn.integerInterfaceImpl.parent = integerColumn
integerColumn.baseColumn = newBaseColumn(name, nullable, "", integerColumn)
return integerColumn
}
//------------------------------------------------------//
type StringColumn struct {
stringInterfaceImpl
baseColumn
}
// Representation of any integer column
// This function will panic if name is not valid
func NewStringColumn(name string, nullable NullableColumn) *StringColumn {
if !validIdentifierName(name) {
panic("Invalid column name")
}
stringColumn := &StringColumn{}
stringColumn.stringInterfaceImpl.parent = stringColumn
stringColumn.stringInterfaceImpl.parent = stringColumn
stringColumn.baseColumn = newBaseColumn(name, nullable, "", stringColumn)
return stringColumn
}