command/validate: respond to --help
Fixes #5072 This is very simple: we need to process CLI flags on validate in order to catch and respond to `--help`.
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@ -1,8 +1,10 @@
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package command
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import (
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"flag"
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"fmt"
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"path/filepath"
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"strings"
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"github.com/hashicorp/terraform/config"
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)
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@ -14,14 +16,16 @@ type ValidateCommand struct {
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const defaultPath = "."
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func (c *ValidateCommand) Help() string {
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return ""
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}
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func (c *ValidateCommand) Run(args []string) int {
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args = c.Meta.process(args, false)
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var dirPath string
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cmdFlags := flag.NewFlagSet("validate", flag.ContinueOnError)
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cmdFlags.Usage = func() { c.Ui.Error(c.Help()) }
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if err := cmdFlags.Parse(args); err != nil {
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return 1
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}
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if len(args) == 1 {
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dirPath = args[0]
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} else {
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@ -42,6 +46,25 @@ func (c *ValidateCommand) Synopsis() string {
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return "Validates the Terraform files"
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}
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func (c *ValidateCommand) Help() string {
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helpText := `
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Usage: terraform validate [options] [path]
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Reads the Terraform files in the given path (directory) and
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validates their syntax and basic semantics.
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This is not a full validation that is normally done with
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a plan or apply operation, but can be used to verify the basic
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syntax and usage of Terraform configurations is correct.
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Options:
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-no-color If specified, output won't contain any color.
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`
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return strings.TrimSpace(helpText)
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}
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func (c *ValidateCommand) validate(dir string) int {
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cfg, err := config.LoadDir(dir)
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if err != nil {
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