mirror of
https://github.com/42wim/matterbridge.git
synced 2024-12-21 10:32:35 +01:00
150 lines
3.4 KiB
Go
150 lines
3.4 KiB
Go
package script
|
|
|
|
import (
|
|
"errors"
|
|
|
|
"github.com/d5/tengo/objects"
|
|
)
|
|
|
|
// Variable is a user-defined variable for the script.
|
|
type Variable struct {
|
|
name string
|
|
value objects.Object
|
|
}
|
|
|
|
// NewVariable creates a Variable.
|
|
func NewVariable(name string, value interface{}) (*Variable, error) {
|
|
obj, err := objects.FromInterface(value)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &Variable{
|
|
name: name,
|
|
value: obj,
|
|
}, nil
|
|
}
|
|
|
|
// Name returns the name of the variable.
|
|
func (v *Variable) Name() string {
|
|
return v.name
|
|
}
|
|
|
|
// Value returns an empty interface of the variable value.
|
|
func (v *Variable) Value() interface{} {
|
|
return objects.ToInterface(v.value)
|
|
}
|
|
|
|
// ValueType returns the name of the value type.
|
|
func (v *Variable) ValueType() string {
|
|
return v.value.TypeName()
|
|
}
|
|
|
|
// Int returns int value of the variable value.
|
|
// It returns 0 if the value is not convertible to int.
|
|
func (v *Variable) Int() int {
|
|
c, _ := objects.ToInt(v.value)
|
|
|
|
return c
|
|
}
|
|
|
|
// Int64 returns int64 value of the variable value.
|
|
// It returns 0 if the value is not convertible to int64.
|
|
func (v *Variable) Int64() int64 {
|
|
c, _ := objects.ToInt64(v.value)
|
|
|
|
return c
|
|
}
|
|
|
|
// Float returns float64 value of the variable value.
|
|
// It returns 0.0 if the value is not convertible to float64.
|
|
func (v *Variable) Float() float64 {
|
|
c, _ := objects.ToFloat64(v.value)
|
|
|
|
return c
|
|
}
|
|
|
|
// Char returns rune value of the variable value.
|
|
// It returns 0 if the value is not convertible to rune.
|
|
func (v *Variable) Char() rune {
|
|
c, _ := objects.ToRune(v.value)
|
|
|
|
return c
|
|
}
|
|
|
|
// Bool returns bool value of the variable value.
|
|
// It returns 0 if the value is not convertible to bool.
|
|
func (v *Variable) Bool() bool {
|
|
c, _ := objects.ToBool(v.value)
|
|
|
|
return c
|
|
}
|
|
|
|
// Array returns []interface value of the variable value.
|
|
// It returns 0 if the value is not convertible to []interface.
|
|
func (v *Variable) Array() []interface{} {
|
|
switch val := v.value.(type) {
|
|
case *objects.Array:
|
|
var arr []interface{}
|
|
for _, e := range val.Value {
|
|
arr = append(arr, objects.ToInterface(e))
|
|
}
|
|
return arr
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// Map returns map[string]interface{} value of the variable value.
|
|
// It returns 0 if the value is not convertible to map[string]interface{}.
|
|
func (v *Variable) Map() map[string]interface{} {
|
|
switch val := v.value.(type) {
|
|
case *objects.Map:
|
|
kv := make(map[string]interface{})
|
|
for mk, mv := range val.Value {
|
|
kv[mk] = objects.ToInterface(mv)
|
|
}
|
|
return kv
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// String returns string value of the variable value.
|
|
// It returns 0 if the value is not convertible to string.
|
|
func (v *Variable) String() string {
|
|
c, _ := objects.ToString(v.value)
|
|
|
|
return c
|
|
}
|
|
|
|
// Bytes returns a byte slice of the variable value.
|
|
// It returns nil if the value is not convertible to byte slice.
|
|
func (v *Variable) Bytes() []byte {
|
|
c, _ := objects.ToByteSlice(v.value)
|
|
|
|
return c
|
|
}
|
|
|
|
// Error returns an error if the underlying value is error object.
|
|
// If not, this returns nil.
|
|
func (v *Variable) Error() error {
|
|
err, ok := v.value.(*objects.Error)
|
|
if ok {
|
|
return errors.New(err.String())
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// Object returns an underlying Object of the variable value.
|
|
// Note that returned Object is a copy of an actual Object used in the script.
|
|
func (v *Variable) Object() objects.Object {
|
|
return v.value
|
|
}
|
|
|
|
// IsUndefined returns true if the underlying value is undefined.
|
|
func (v *Variable) IsUndefined() bool {
|
|
return v.value == objects.UndefinedValue
|
|
}
|