[fidldev] Print help text when no args provided

I thought the command was broken because I was getting a python error
when I called it with no arguments. I would instead expect the help
text (added by this CL).

Change-Id: I8e168bdf35c86c002c9118fe33f3d251416e5234
Reviewed-on: https://fuchsia-review.googlesource.com/c/fidl-misc/+/413909
Reviewed-by: Felix Zhu <fcz@google.com>
1 file changed
tree: 46625630020c1f319447eb1b53740541c19c5b09
  1. .gitignore
  2. .vscodeignore
  3. AUTHORS
  4. CONTRIBUTING.md
  5. LICENSE
  6. PATENTS
  7. README.md
  8. fidl-lsp/
  9. fidldev/
  10. vscode-language-fidl/
README.md

Fuchsia Open Source Template Repository

This repository is a template that we will use when creating new open source repositories for Fuchsia.