Support lockfile generation for cocoapods

Signed-off-by: Keshav Priyadarshi <git@keshav.space>

Author: keshav-space

README.rst

@@ -31,6 +31,7 @@ Supported Ecosystems
 - **pnpm**: https://pnpm.io/
 - **yarn**: https://yarnpkg.com/
 - **swift**: https://www.swift.org/documentation/package-manager/
+- **cocoapods**: https://cocoapods.org/
 
 
 Installation

cmd/cocoapods.go

@@ -0,0 +1,44 @@
+/*
+
+Copyright (c) nexB Inc. and others. All rights reserved.
+ScanCode is a trademark of nexB Inc.
+SPDX-License-Identifier: Apache-2.0
+See http://www.apache.org/licenses/LICENSE-2.0 for the license text.
+See https://github.com/nexB/dependency-inspector for support or download.
+See https://aboutcode.org for more information about nexB OSS projects.
+
+*/
+
+package cmd
+
+import (
+	"github.com/nexB/dependency-inspector/internal"
+	"github.com/spf13/cobra"
+)
+
+func cocoapodsCmd() *cobra.Command {
+	lockFiles := []string{"Podfile.lock"}
+	lockGenCommand := []string{"pod", "install"}
+	forced := false
+
+	cocoapodsCmd := &cobra.Command{
+		Use:   "cocoapods [path]",
+		Short: "Generate lockfile for cocoapods project",
+		Long: `Create lockfile for cocoapods project if it doesn't exist in the specified [path].
+If no path is provided, the command defaults to the current directory.`,
+		Args: cobra.MaximumNArgs(1),
+		Run: func(cmd *cobra.Command, args []string) {
+			internal.CreateLockFile(
+				lockFiles,
+				args,
+				lockGenCommand,
+				"",
+				forced,
+			)
+		},
+	}
+
+	cocoapodsCmd.Flags().BoolVarP(&forced, "force", "f", false, "Generate lockfile forcibly, ignoring existing lockfiles")
+
+	return cocoapodsCmd
+}

cmd/root.go

@@ -23,6 +23,7 @@ var ecosystems = []func() *cobra.Command{
 	npmCmd,
 	yarnCmd,
 	swiftCmd,
+	cocoapodsCmd,
 }
 
 func NewRootCmd() *cobra.Command {

internal/utils.go

@@ -27,8 +27,8 @@ func CreateLockFile(lockFiles []string, cmdArgs []string, lockGenCmd []string, o
 
 	absPath, err := filepath.Abs(path)
 	if err != nil {
-		fmt.Fprintf(os.Stderr, "Error: Failed to retrieve absolute path: %v\n", err)
-		os.Exit(1)
+		fmt.Fprintln(os.Stderr, "Error: Failed to retrieve absolute path: ", err)
+		return
 	}
 
 	if !forced {
@@ -39,7 +39,6 @@ func CreateLockFile(lockFiles []string, cmdArgs []string, lockGenCmd []string, o
 				continue
 			}
 			return
-
 		}
 	}
 	genLock(lockGenCmd, absPath, outputFileName)