summaryrefslogtreecommitdiff
path: root/pkg/server/env.go
blob: ea93a0d3a45fdd47f0765145cf339d1368d6698a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
package server

import (
	"strings"
)

func varGet(r *request) {
	r.expect(1)

	if v, ok := r.c.s.env.Find(r.args[0]); ok {
		r.Print(v)
	} else {
		r.Fatal("no such variable")
	}
}

func varSet(r *request) {
	value := strings.Join(r.args[1:], " ")

	if err := r.c.s.env.Set(r.args[0], value); err != nil {
		r.Fatal(err)
	}
}

func varUnset(r *request) {
	r.expect(1)

	if !r.c.s.env.Del(r.args[0]) {
		r.Fatal("no such variable")
	}
}

func varShow(r *request) {
	r.c.s.env.Each(func(k string, v string) bool {
		r.Println(k, v)
		return true
	})
}

func varClear(r *request) {
	r.c.s.env.Clear()
}

func init() {
	newCmd(varGet, "get")
	newCmd(varSet, "set")
	newCmd(varUnset, "unset")
	newCmd(varShow, "env")
	newCmd(varClear, "clear")
}