Method AsConstantInt

pkg/sql/sem/tree/constant.go:245–252

AsConstantInt returns the value as an constant.Int if possible, along with a flag indicating whether the conversion was possible. The result contains the proper sign as per expr.negative.

()

// with a flag indicating whether the conversion was possible.
// The result contains the proper sign as per expr.negative.
func (expr *NumVal) AsConstantInt() (constant.Value, bool) {
	v := expr.AsConstantValue()
	intVal := constant.ToInt(v)
	if intVal.Kind() == constant.Int {
		return intVal, true
	}
	return nil, false
}

var (
	intLikeTypes     = []*types.T{types.Int, types.Oid}