crystal

Tool for managing Crystal source code. More information: https://crystal-lang.org/reference/using_the_compiler.

• Run a Crystal file:
  crystal {{path/to/file.cr}}
• Compile a file and all dependencies to a single executable:
  crystal build {{path/to/file.cr}}
• Start a local interactive server for testing the language:
  crystal play
• Create a project directory for a Crystal application:
  crystal init app {{application_name}}
• Display all help options:
  crystal help