31 lines
731 B
Ruby
31 lines
731 B
Ruby
module Jekyll
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module Commands
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class Help < Command
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class << self
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def init_with_program(prog)
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prog.command(:help) do |c|
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c.syntax 'help <command>'
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c.description 'Show the help for'
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c.action do |args, _|
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if args.empty?
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puts prog
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else
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puts prog.commands[args.first.to_sym]
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end
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end
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end
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end
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def usage_message(prog, cmd)
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Jekyll.logger.error "Error:", "No command specified."
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Jekyll.logger.warn "Usage:", cmd.syntax
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Jekyll.logger.info "Valid commands:", prog.commands.keys.join(", ")
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end
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end
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end
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end
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end
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