From 186cf62043b72d9840f0b62366adbfca66a0118d Mon Sep 17 00:00:00 2001
From: Carlos Alexandro Becker <caarlos0@gmail.com>
Date: Fri, 16 Feb 2018 19:23:11 -0200
Subject: [PATCH] feat: init from example

---
 Gopkg.lock                 | 14 +++++++++++++-
 cmd/nfpm/main.go           | 10 ++++------
 cmd/nfpm/nfpm.yaml.example | 29 +++++++++++++++++++++++++++++
 nfpm.go                    | 36 ++++++++++++++++++------------------
 4 files changed, 64 insertions(+), 25 deletions(-)
 create mode 100644 cmd/nfpm/nfpm.yaml.example

diff --git a/Gopkg.lock b/Gopkg.lock
index c1b2caab..3e212446 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -34,6 +34,18 @@
   revision = "346938d642f2ec3594ed81d874461961cd0faa76"
   version = "v1.1.0"
 
+[[projects]]
+  name = "github.com/gobuffalo/packr"
+  packages = ["."]
+  revision = "6434a292ac52e6964adebfdce3f9ce6d9f16be01"
+  version = "v1.10.4"
+
+[[projects]]
+  name = "github.com/pkg/errors"
+  packages = ["."]
+  revision = "645ef00459ed84a119197bfb8d8205042c6df63d"
+  version = "v0.8.0"
+
 [[projects]]
   name = "github.com/pmezard/go-difflib"
   packages = ["difflib"]
@@ -55,6 +67,6 @@
 [solve-meta]
   analyzer-name = "dep"
   analyzer-version = 1
-  inputs-digest = "ffaf7c3c47e735ab247f597b16bb415d7e97b9032be049472f0ec0dae4c0e522"
+  inputs-digest = "390b14a0b40ecd556f19ac89f571d9caa1af22832a33c9cc10174001c04ab386"
   solver-name = "gps-cdcl"
   solver-version = 1
diff --git a/cmd/nfpm/main.go b/cmd/nfpm/main.go
index acb53e4c..d56aa8c0 100644
--- a/cmd/nfpm/main.go
+++ b/cmd/nfpm/main.go
@@ -6,6 +6,7 @@ import (
 	"os"
 
 	"github.com/alecthomas/kingpin"
+	"github.com/gobuffalo/packr"
 	"github.com/goreleaser/nfpm"
 	_ "github.com/goreleaser/nfpm/deb"
 	_ "github.com/goreleaser/nfpm/rpm"
@@ -29,7 +30,7 @@ func main() {
 		if err := initFile(*config); err != nil {
 			kingpin.Fatalf(err.Error())
 		}
-		fmt.Printf("created empty config file at %s, edit at will\n", *config)
+		fmt.Printf("created config file from example: %s\n", *config)
 	case pkgCmd.FullCommand():
 		if err := doPackage(*config, *format, *target); err != nil {
 			kingpin.Fatalf(err.Error())
@@ -38,11 +39,8 @@ func main() {
 }
 
 func initFile(config string) error {
-	yml, err := yaml.Marshal(nfpm.Info{})
-	if err != nil {
-		return err
-	}
-	return ioutil.WriteFile(config, yml, 0666)
+	box := packr.NewBox("./nfpm.yaml.example")
+	return ioutil.WriteFile(config, box.Bytes("."), 0666)
 }
 
 func doPackage(config, format, target string) error {
diff --git a/cmd/nfpm/nfpm.yaml.example b/cmd/nfpm/nfpm.yaml.example
new file mode 100644
index 00000000..d77cd931
--- /dev/null
+++ b/cmd/nfpm/nfpm.yaml.example
@@ -0,0 +1,29 @@
+name: "foo"
+arch: "amd64"
+platform: "linux"
+version: "1.0.0"
+section: "default"
+priority: "extra"
+replaces:
+- foobar
+provides:
+- bar
+depends:
+- foo
+- bar
+conflicts:
+- not-foo
+- not-bar
+maintainer: "John Doe <john@example.com>"
+description: |
+  FooBar is the great foo and bar software.
+    And this can be in multiple lines!
+vendor: "FooBarCorp"
+homepage: "http://eaxmple.com"
+license: "MIT"
+bindir: "/usr/local/bin"
+files:
+  ./foo: "/usr/local/bin/foo"
+  ./bar: "/usr/local/bin/bar"
+config_files:
+  ./foobar.conf: "/etc/foobar.conf"
diff --git a/nfpm.go b/nfpm.go
index 352c111b..ba8bd8ce 100644
--- a/nfpm.go
+++ b/nfpm.go
@@ -36,24 +36,24 @@ type Packager interface {
 
 // Info contains information about the package
 type Info struct {
-	Name        string            `yaml:"name"`
-	Arch        string            `yaml:"arch"`
-	Platform    string            `yaml:"platform"`
-	Version     string            `yaml:"version"`
-	Section     string            `yaml:"section"`
-	Priority    string            `yaml:"priority"`
-	Replaces    []string          `yaml:"replaces"`
-	Provides    []string          `yaml:"provides"`
-	Depends     []string          `yaml:"depends"`
-	Conflicts   []string          `yaml:"conflicts"`
-	Maintainer  string            `yaml:"maintainer"`
-	Description string            `yaml:"description"`
-	Vendor      string            `yaml:"vendor"`
-	Homepage    string            `yaml:"homepage"`
-	License     string            `yaml:"license"`
-	Bindir      string            `yaml:"bindir"`
-	Files       map[string]string `yaml:"files"`
-	ConfigFiles map[string]string `yaml:"config_files"`
+	Name        string            `yaml:"name,omitempty"`
+	Arch        string            `yaml:"arch,omitempty"`
+	Platform    string            `yaml:"platform,omitempty"`
+	Version     string            `yaml:"version,omitempty"`
+	Section     string            `yaml:"section,omitempty"`
+	Priority    string            `yaml:"priority,omitempty"`
+	Replaces    []string          `yaml:"replaces,omitempty"`
+	Provides    []string          `yaml:"provides,omitempty"`
+	Depends     []string          `yaml:"depends,omitempty"`
+	Conflicts   []string          `yaml:"conflicts,omitempty"`
+	Maintainer  string            `yaml:"maintainer,omitempty"`
+	Description string            `yaml:"description,omitempty"`
+	Vendor      string            `yaml:"vendor,omitempty"`
+	Homepage    string            `yaml:"homepage,omitempty"`
+	License     string            `yaml:"license,omitempty"`
+	Bindir      string            `yaml:"bindir,omitempty"`
+	Files       map[string]string `yaml:"files,omitempty"`
+	ConfigFiles map[string]string `yaml:"config_files,omitempty"`
 }
 
 // WithDefaults set some sane defaults into the given Info