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https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
71 lines
2.2 KiB
Ruby
71 lines
2.2 KiB
Ruby
require "optparse"
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options = { environment: (ENV["RAILS_ENV"] || ENV["RACK_ENV"] || "development").dup }
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code_or_file = nil
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command = "bin/rails runner"
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if ARGV.first.nil?
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ARGV.push "-h"
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end
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ARGV.clone.options do |opts|
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opts.banner = "Usage: rails runner [options] [<'Some.ruby(code)'> | <filename.rb>]"
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opts.separator ""
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opts.on("-e", "--environment=name", String,
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"Specifies the environment for the runner to operate under (test/development/production).",
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"Default: development") { |v| options[:environment] = v }
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opts.separator ""
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opts.on("-h", "--help",
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"Show this help message.") { $stdout.puts opts; exit }
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opts.separator ""
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opts.separator "Examples: "
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opts.separator " rails runner 'puts Rails.env'"
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opts.separator " This runs the code `puts Rails.env` after loading the app"
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opts.separator ""
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opts.separator " rails runner path/to/filename.rb"
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opts.separator " This runs the Ruby file located at `path/to/filename.rb` after loading the app"
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if RbConfig::CONFIG["host_os"] !~ /mswin|mingw/
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opts.separator ""
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opts.separator "You can also use runner as a shebang line for your executables:"
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opts.separator " -------------------------------------------------------------"
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opts.separator " #!/usr/bin/env #{File.expand_path(command)}"
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opts.separator ""
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opts.separator " Product.all.each { |p| p.price *= 2 ; p.save! }"
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opts.separator " -------------------------------------------------------------"
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end
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opts.order! { |o| code_or_file ||= o } rescue retry
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end
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ARGV.delete(code_or_file)
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ENV["RAILS_ENV"] = options[:environment]
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require APP_PATH
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Rails.application.require_environment!
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Rails.application.load_runner
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if code_or_file.nil?
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$stderr.puts "Run '#{command} -h' for help."
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exit 1
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elsif File.exist?(code_or_file)
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$0 = code_or_file
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Kernel.load code_or_file
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else
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begin
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eval(code_or_file, binding, __FILE__, __LINE__)
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rescue SyntaxError, NameError => e
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$stderr.puts "Please specify a valid ruby command or the path of a script to run."
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$stderr.puts "Run '#{command} -h' for help."
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$stderr.puts
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$stderr.puts e
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exit 1
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end
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end
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