Home

tmpl @5e164b9bb94e60b60c506f239485e5b27b6b338e - refs - log -
-
https://git.jolheiser.com/tmpl.git
Template automation
tmpl / cmd / use.go
- raw
 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
package cmd

import (
	"errors"

	"go.jolheiser.com/tmpl/cmd/flags"
	"go.jolheiser.com/tmpl/registry"

	"github.com/urfave/cli/v2"
	"go.jolheiser.com/beaver"
)

var Use = &cli.Command{
	Name:        "use",
	Usage:       "Use a template",
	Description: "Use (execute) a template from the registry",
	Action:      runUse,
}

func runUse(ctx *cli.Context) error {
	if ctx.NArg() < 2 {
		return errors.New("<name> <dest>")
	}

	reg, err := registry.Open(flags.Registry)
	if err != nil {
		return err
	}

	tmpl, err := reg.GetTemplate(ctx.Args().First())
	if err != nil {
		return err
	}

	if err := tmpl.Execute(ctx.Args().Get(1)); err != nil {
		return err
	}

	beaver.Infof("Successfully executed %s", tmpl.Name)
	return nil
}