sq/cli/cmd_config_get.go
Neil O'Toole 2f2dfd6e47
#229: More diff (#233)
- Implement `sq diff --data`.
2023-05-22 09:08:14 -06:00

80 lines
2.0 KiB
Go

package cli
import (
"github.com/neilotoole/sq/cli/flag"
"github.com/neilotoole/sq/cli/run"
"github.com/neilotoole/sq/libsq/core/errz"
"github.com/neilotoole/sq/libsq/core/options"
"github.com/spf13/cobra"
)
func newConfigGetCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "get",
Short: "Show config option",
Long: `Show config option. By default, only explicitly set options are shown.
Use the -v flag to see all options. When flag --src is provided, show config
just for that source.`,
Args: cobra.ExactArgs(1),
ValidArgsFunction: completeOptKey,
RunE: execConfigGet,
Example: ` # Show individual base option
$ sq config get conn.max-open
# Show more detail, in YAML
$ sq config get conn.max-open -yv
# Show option for src
$ sq config get --src @sakila conn.max-open`,
}
addTextFlags(cmd)
cmd.Flags().BoolP(flag.JSON, flag.JSONShort, false, flag.JSONUsage)
cmd.Flags().BoolP(flag.YAML, flag.YAMLShort, false, flag.YAMLUsage)
cmd.Flags().BoolP(flag.Compact, flag.CompactShort, false, flag.CompactUsage)
cmd.Flags().String(flag.ConfigSrc, "", flag.ConfigSrcUsage)
panicOn(cmd.RegisterFlagCompletionFunc(flag.ConfigSrc, completeHandle(1)))
return cmd
}
func execConfigGet(cmd *cobra.Command, args []string) error {
ru := run.FromContext(cmd.Context())
o := ru.Config.Options
reg := ru.OptionsRegistry
if cmdFlagChanged(cmd, flag.ConfigSrc) {
handle, err := cmd.Flags().GetString(flag.ConfigSrc)
if err != nil {
return errz.Err(err)
}
src, err := ru.Config.Collection.Get(handle)
if err != nil {
return err
}
o = src.Options
if o == nil {
o = options.Options{}
}
// Create a new registry that only contains Opts applicable
// to this source.
opts := filterOptionsForSrc(src.Type, reg.Opts()...)
reg = &options.Registry{}
reg.Add(opts...)
}
// Print just a single option, e.g.
// $ sq config get conn.max-open
opt := reg.Get(args[0])
if opt == nil {
return errz.Errorf("invalid option key: %s", args[0])
}
return ru.Writers.Config.Opt(o, opt)
}