-
Notifications
You must be signed in to change notification settings - Fork 296
/
version.go
78 lines (64 loc) · 1.89 KB
/
version.go
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
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
package version
import (
"fmt"
"github.com/blang/semver"
"github.com/pkg/errors"
"go.starlark.net/starlark"
"github.com/tilt-dev/tilt/internal/tiltfile/starkit"
"github.com/tilt-dev/tilt/pkg/model"
)
type Plugin struct {
tiltVersion string
}
func NewPlugin(tiltBuild model.TiltBuild) Plugin {
return Plugin{
tiltVersion: tiltBuild.Version,
}
}
func (e Plugin) NewState() interface{} {
return model.VersionSettings{
CheckUpdates: true,
}
}
func (e Plugin) OnStart(env *starkit.Environment) error {
return env.AddBuiltin("version_settings", e.setVersionSettings)
}
func (e Plugin) setVersionSettings(thread *starlark.Thread, fn *starlark.Builtin, args starlark.Tuple, kwargs []starlark.Tuple) (starlark.Value, error) {
var constraint string
err := starkit.SetState(thread, func(settings model.VersionSettings) (model.VersionSettings, error) {
if err := starkit.UnpackArgs(thread, fn.Name(), args, kwargs,
"check_updates?", &settings.CheckUpdates,
"constraint?", &constraint,
); err != nil {
return settings, err
}
return settings, nil
})
if constraint != "" {
ver, err := semver.Parse(e.tiltVersion)
if err != nil {
return nil, errors.Wrapf(err, "internal error parsing tilt version '%s'", e.tiltVersion)
}
rng, err := semver.ParseRange(constraint)
if err != nil {
return nil, errors.Wrapf(err, "error parsing version constraint")
}
if !rng(ver) {
return nil, fmt.Errorf("you are running Tilt version %s, which doesn't match the version constraint specified in your Tiltfile: '%s'", e.tiltVersion, constraint)
}
}
return starlark.None, err
}
var _ starkit.StatefulPlugin = Plugin{}
func MustState(model starkit.Model) model.VersionSettings {
state, err := GetState(model)
if err != nil {
panic(err)
}
return state
}
func GetState(m starkit.Model) (model.VersionSettings, error) {
var state model.VersionSettings
err := m.Load(&state)
return state, err
}