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cmd_distill.go
62 lines (50 loc) · 1.18 KB
/
cmd_distill.go
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package main
import (
"encoding/json"
"fmt"
"github.com/wellplayedgames/unity-installer/pkg/release"
"io"
"os"
)
type distill struct {
versionSelector
Output string `short:"o" help:"Output path for spec (defaults to stdout)"`
}
func (d *distill) Run(ctx commandContext) error {
version, revision, err := d.VersionAndRevision()
if err != nil {
return err
}
editorRelease, err := ctx.LookupTargetRelease(version, revision)
if err != nil {
return err
}
spec := &*editorRelease
selectedModules := map[string]bool{}
for _, moduleID := range d.Modules {
selectedModules[moduleID] = true
}
modules := make([]release.ModuleRelease, len(spec.Modules))
for idx := range spec.Modules {
m := spec.Modules[idx]
m.Selected = selectedModules[m.ID]
modules[idx] = m
}
spec.Modules = modules
var output io.Writer = os.Stdout
if d.Output != "" {
f, err := os.Create(d.Output)
if err != nil {
return fmt.Errorf("failed to create output: %w", err)
}
defer func() {
if err := f.Close(); err != nil {
ctx.logger.Error(err, "failed to close distil output")
}
}()
output = f
}
e := json.NewEncoder(output)
e.SetIndent("", " ")
return e.Encode(spec)
}