New command: package search to search whole package DB for matching packages. #80

cmd/cmd.go

@@ -62,6 +62,7 @@ package environment to new version.`,
 			makeCmdTask(),
 			makeCmdPublish(),
 			makeCmdVersion(),
+			makeCmdPackage(),
 		},
 	}
 

cmd/package.go

@@ -0,0 +1,15 @@
+package cmd
+
+import (
+	"github.com/smira/commander"
+)
+
+func makeCmdPackage() *commander.Command {
+	return &commander.Command{
+		UsageLine: "package",
+		Short:     "operations on packages",
+		Subcommands: []*commander.Command{
+			makeCmdPackageSearch(),
+		},
+	}
+}

cmd/package_search.go

@@ -0,0 +1,48 @@
+package cmd
+
+import (
+	"fmt"
+	"github.com/smira/aptly/deb"
+	"github.com/smira/aptly/query"
+	"github.com/smira/commander"
+	"github.com/smira/flag"
+)
+
+func aptlyPackageSearch(cmd *commander.Command, args []string) error {
+	var err error
+	if len(args) != 1 {
+		cmd.Usage()
+		return commander.ErrCommandError
+	}
+
+	q, err := query.Parse(args[0])
+	if err != nil {
+		return fmt.Errorf("unable to search: %s", err)
+	}
+
+	result := q.Query(context.CollectionFactory().PackageCollection())
+	result.ForEach(func(p *deb.Package) error {
+		context.Progress().Printf("%s\n", p)
+		return nil
+	})
+
+	return err
+}
+
+func makeCmdPackageSearch() *commander.Command {
+	cmd := &commander.Command{
+		Run:       aptlyPackageSearch,
+		UsageLine: "search <package-query>",
+		Short:     "search for packages matching query",
+		Long: `
+Command search displays list of packages in whole DB that match package query
+
+Example:
+
+    $ aptly package search '$Architecture (i386), Name (% *-dev)'
+`,
+		Flag: *flag.NewFlagSet("aptly-package-search", flag.ExitOnError),
+	}
+
+	return cmd
+}