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71 lines
1.6 KiB
Ruby
71 lines
1.6 KiB
Ruby
#!/usr/bin/env ruby
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# (C) John Mair (banisterfiend)
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# MIT license
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begin
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require 'pry'
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rescue LoadError
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require 'rubygems'
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require 'pry'
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end
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require 'optparse'
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# defaults
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options = {
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:context_string => "TOPLEVEL_BINDING",
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:loadrc => true
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}
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OptionParser.new do |opts|
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opts.banner = %{Usage: pry [OPTIONS]
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Start a Pry session.
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See: `https://github.com/banister` for more information.
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--
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}
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opts.on("-r", "--require FILE", "`require` a Ruby script at startup.") do |file|
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require file
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end
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opts.on("-e", "--exec CODE", "A line of Ruby code to execute in context before the session starts.") do |code|
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options[:code] = code
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end
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opts.on("-f", "Suppress loading of ~/.pryrc") do
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options[:loadrc] = false
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end
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opts.on("-v", "--version", "Display the Pry version.") do
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puts "Pry version #{Pry::VERSION} on Ruby #{RUBY_VERSION}"
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exit
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end
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opts.on("-c", "--context CONTEXT",
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"Start the session in the specified context. Equivalent to `context.pry` in a session.") do |context|
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# save the context name
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options[:context_string] = context
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end
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opts.on_tail("-h", "--help", "This message.") do
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puts opts
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exit
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end
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end.parse!
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rcpath = File.expand_path("~/.pryrc")
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# load ~/.pryrc, if not suppressed with -f option
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load rcpath if File.exists?(rcpath) && options[:loadrc]
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# create the actual context
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context = Pry.binding_for(eval(options[:context_string]))
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# execute line of code, if provided with -e option
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if options[:code]
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result = context.eval(options[:code])
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puts "=> #{Pry.view(result)}"
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end
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# start the session
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context.pry
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