feat(commands): refactor and add more commands

commands/search/find.go

@@ -0,0 +1,19 @@
+package search
+
+import (
+	"github.com/versenilvis/iris/commands/core"
+)
+
+func init() {
+	core.Register(&core.Spec{
+		Name:        "find",
+		Description: "search for files",
+		Generator:   core.FileGenerator("/"),
+		Options: []core.Option{
+			{Name: "-name", Description: "match by name"},
+			{Name: "-type", Description: "match by type (f/d)"},
+			{Name: "-size", Description: "match by size"},
+			{Name: "-mtime", Description: "match by modified time"},
+		},
+	})
+}

commands/search/grep.go

@@ -0,0 +1,20 @@
+package search
+
+import (
+	"github.com/versenilvis/iris/commands/core"
+)
+
+func init() {
+	core.Register(&core.Spec{
+		Name:        "grep",
+		Description: "search text in files",
+		Generator:   core.FileGenerator(),
+		Options: []core.Option{
+			{Name: "-r", Description: "recursive"},
+			{Name: "-i", Description: "ignore case"},
+			{Name: "-n", Description: "show line numbers"},
+			{Name: "-v", Description: "invert match"},
+			{Name: "-l", Description: "show filenames only"},
+		},
+	})
+}