38 lines
605 B
Go
38 lines
605 B
Go
package instruction
|
|
|
|
import (
|
|
"strings"
|
|
)
|
|
|
|
type alias struct {
|
|
raw string
|
|
// Name of the alias
|
|
Name string
|
|
// Value to resolve to
|
|
Value string
|
|
}
|
|
|
|
func (d *alias) Raw() string { return strings.Join([]string{"alias", d.raw}, " ") }
|
|
|
|
func (d *alias) Build(_args string) error {
|
|
|
|
// 1. extract action fields ()
|
|
split := strings.SplitN(_args, " ", 2)
|
|
|
|
// 2. check syntax
|
|
if len(split) != 2 {
|
|
return ErrInvalidSyntax
|
|
}
|
|
|
|
d.Name = split[0]
|
|
d.Value = split[1]
|
|
d.raw = _args
|
|
|
|
return nil
|
|
}
|
|
|
|
func (d alias) Exec(ctx ExecutionContext) ([]byte, error) {
|
|
ctx.Alias[d.Name] = d.Value
|
|
return nil, nil
|
|
}
|