mirror of https://github.com/go-gitea/gitea.git
74 lines
1.7 KiB
Go
74 lines
1.7 KiB
Go
package commands
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import (
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"encoding/json"
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"errors"
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"fmt"
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"io/ioutil"
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"github.com/go-openapi/loads"
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"github.com/go-openapi/spec"
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"github.com/go-openapi/swag"
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flags "github.com/jessevdk/go-flags"
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yaml "gopkg.in/yaml.v2"
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)
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// ExpandSpec is a command that expands the $refs in a swagger document.
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//
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// There are no specific options for this expansion.
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type ExpandSpec struct {
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Compact bool `long:"compact" description:"applies to JSON formatted specs. When present, doesn't prettify the json"`
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Output flags.Filename `long:"output" short:"o" description:"the file to write to"`
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Format string `long:"format" description:"the format for the spec document" default:"json" choice:"yaml" choice:"json"`
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}
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// Execute expands the spec
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func (c *ExpandSpec) Execute(args []string) error {
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if len(args) != 1 {
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return errors.New("expand command requires the single swagger document url to be specified")
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}
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swaggerDoc := args[0]
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specDoc, err := loads.Spec(swaggerDoc)
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if err != nil {
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return err
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}
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exp, err := specDoc.Expanded()
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if err != nil {
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return err
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}
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return writeToFile(exp.Spec(), !c.Compact, c.Format, string(c.Output))
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}
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func writeToFile(swspec *spec.Swagger, pretty bool, format string, output string) error {
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var b []byte
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var err error
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asJSON := format == "json"
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if pretty && asJSON {
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b, err = json.MarshalIndent(swspec, "", " ")
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} else if asJSON {
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b, err = json.Marshal(swspec)
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} else {
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// marshals as YAML
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b, err = json.Marshal(swspec)
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if err == nil {
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d, ery := swag.BytesToYAMLDoc(b)
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if ery != nil {
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return ery
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}
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b, err = yaml.Marshal(d)
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}
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}
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if err != nil {
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return err
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}
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if output == "" {
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fmt.Println(string(b))
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return nil
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}
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return ioutil.WriteFile(output, b, 0644)
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}
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