AlexNabokikh/tfsort

package cmd

import (
    "log"

    "github.com/AlexNabokikh/tfsort/tsort"
    "github.com/spf13/cobra"
)

// Execute is the entry point for the CLI.
func Execute() {
    var (
        filePath   string
        outputPath string
        dryRun     bool
    )

    rootCmd := &cobra.Command{
        Use:   "tfsort [file]",
        Short: "A utility to sort Terraform variables and outputs",
        Args:  cobra.MaximumNArgs(1),
        RunE: func(cmd *cobra.Command, args []string) error {
            if len(args) > 0 {
                filePath = args[0]
            }

            if filePath == "" {
                return cmd.Usage()
            }

            if err := tsort.ValidateFilePath(filePath); err != nil {
                return err
            }

            i := tsort.NewIngestor()

            return i.Parse(filePath, outputPath, dryRun)
        },
    }

    rootCmd.PersistentFlags().StringVarP(
        &outputPath,
        "out",
        "o",
        "",
        "path to the output file")
    rootCmd.PersistentFlags().BoolVarP(
        &dryRun,
        "dry-run",
        "d", false,
        "preview the changes without altering the original file.")

    if err := rootCmd.Execute(); err != nil {
        log.Fatalf("error: %s", err)
    }
}