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types.go
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/
types.go
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package csvq
import (
"database/sql/driver"
"time"
"github.com/mithrandie/csvq/lib/parser"
"github.com/mithrandie/ternary"
)
type Value interface {
Value() (driver.Value, error)
PrimitiveType() parser.PrimitiveType
}
type String struct {
value string
}
func (t String) Value() (driver.Value, error) {
return t.value, nil
}
func (t String) PrimitiveType() parser.PrimitiveType {
return parser.NewStringValue(t.value)
}
type Integer struct {
value int64
}
func (t Integer) Value() (driver.Value, error) {
return t.value, nil
}
func (t Integer) PrimitiveType() parser.PrimitiveType {
return parser.NewIntegerValue(t.value)
}
type Float struct {
value float64
}
func (t Float) Value() (driver.Value, error) {
return t.value, nil
}
func (t Float) PrimitiveType() parser.PrimitiveType {
return parser.NewFloatValue(t.value)
}
type Boolean struct {
value bool
}
func (t Boolean) Value() (driver.Value, error) {
return t.value, nil
}
func (t Boolean) PrimitiveType() parser.PrimitiveType {
return parser.NewTernaryValue(ternary.ConvertFromBool(t.value))
}
type Datetime struct {
value time.Time
}
func (t Datetime) Value() (driver.Value, error) {
return t.value, nil
}
func (t Datetime) PrimitiveType() parser.PrimitiveType {
return parser.NewDatetimeValue(t.value)
}
type Null struct {
}
func (t Null) Value() (driver.Value, error) {
return nil, nil
}
func (t Null) PrimitiveType() parser.PrimitiveType {
return parser.NewNullValue()
}