First version of a tool to list used dependencies and their licenses.

cmd/golicenses/input.go

@@ -0,0 +1,40 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+	"os/exec"
+	"strings"
+)
+
+type ModuleDependency struct {
+	Path     string
+	Version  string
+	Dir      string
+	Indirect bool
+	License  string
+}
+
+func pareseGoMod() []ModuleDependency {
+	// Get list of all modules
+	cmd := exec.Command("go", "list", "-m", "-json", "all")
+	output, err := cmd.Output()
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Error getting module list: %v\n", err)
+		os.Exit(1)
+	}
+
+	// Split the JSON objects (one per line)
+	modules := []ModuleDependency{}
+	decoder := json.NewDecoder(strings.NewReader(string(output)))
+	for decoder.More() {
+		var mod ModuleDependency
+		if err := decoder.Decode(&mod); err != nil {
+			fmt.Fprintf(os.Stderr, "Error decoding module: %v\n", err)
+			continue
+		}
+		modules = append(modules, mod)
+	}
+	return modules
+}