mirror of https://github.com/docker/docs.git
56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
package commands
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import (
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"encoding/json"
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"fmt"
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"os"
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"text/template"
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log "github.com/Sirupsen/logrus"
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"github.com/codegangsta/cli"
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)
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var funcMap = template.FuncMap{
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"json": func(v interface{}) string {
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a, _ := json.Marshal(v)
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return string(a)
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},
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"prettyjson": func(v interface{}) string {
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a, _ := json.MarshalIndent(v, "", " ")
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return string(a)
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},
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}
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func cmdInspect(c *cli.Context) {
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tmplString := c.String("format")
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if tmplString != "" {
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var tmpl *template.Template
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var err error
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if tmpl, err = template.New("").Funcs(funcMap).Parse(tmplString); err != nil {
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log.Fatalf("Template parsing error: %v\n", err)
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}
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jsonHost, err := json.Marshal(getHost(c))
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if err != nil {
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log.Fatal(err)
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}
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obj := make(map[string]interface{})
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if err := json.Unmarshal(jsonHost, &obj); err != nil {
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log.Fatal(err)
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}
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if err := tmpl.Execute(os.Stderr, obj); err != nil {
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log.Fatal(err)
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}
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os.Stderr.Write([]byte{'\n'})
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} else {
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prettyJSON, err := json.MarshalIndent(getHost(c), "", " ")
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if err != nil {
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log.Fatal(err)
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}
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fmt.Println(string(prettyJSON))
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}
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}
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