Class: Wavify::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/wavify/cli.rb

Overview

Minimal command-line interface for common Wavify workflows.

Constant Summary collapse

COMMANDS = 
%w[info convert tone normalize trim chain render timeline formats doctor].freeze

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(argv, stdout:, stderr:) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/wavify/cli.rb', line 14

def initialize(argv, stdout:, stderr:)
  @argv = argv.dup
  @stdout = stdout
  @stderr = stderr
end

Class Method Details

.run(argv = ARGV, stdout: $stdout, stderr: $stderr) ⇒ Object 



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# File 'lib/wavify/cli.rb', line 10

def self.run(argv = ARGV, stdout: $stdout, stderr: $stderr)
  new(argv, stdout: stdout, stderr: stderr).run
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/wavify/cli.rb', line 20

def run
  command = @argv.shift
  return usage if command.nil? || %w[-h --help help].include?(command)
  return version if command == "--version"

  unless COMMANDS.include?(command)
    @stderr.puts "wavify: unknown command #{command.inspect}"
    return usage(status: 1, output: @stderr)
  end

  options = parse_options!(@argv)
  return usage if options.delete(:help)
  return version if options.delete(:version)

  @options = options
  send("run_#{command}")
  raise InvalidParameterError, "unexpected arguments: #{@argv.join(' ')}" unless @argv.empty?

  0
rescue Wavify::Error, ArgumentError, SyntaxError => e
  @stderr.puts "wavify: #{e.message}"
  1
rescue StandardError => e
  @stderr.puts "wavify: unexpected error (#{e.class}): #{e.message}"
  1
end