diff options
Diffstat (limited to 'railties')
| -rw-r--r-- | railties/lib/rails/commands/runner.rb | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/railties/lib/rails/commands/runner.rb b/railties/lib/rails/commands/runner.rb index dd2ee5639e..3a71f8d3f8 100644 --- a/railties/lib/rails/commands/runner.rb +++ b/railties/lib/rails/commands/runner.rb @@ -9,7 +9,7 @@ if ARGV.first.nil? end ARGV.clone.options do |opts| - opts.banner = "Usage: rails runner [options] ('Some.ruby(code)' or a filename)" + opts.banner = "Usage: rails runner [options] [<'Some.ruby(code)'> | <filename.rb>]" opts.separator "" @@ -22,14 +22,23 @@ ARGV.clone.options do |opts| opts.on("-h", "--help", "Show this help message.") { $stdout.puts opts; exit } + opts.separator "" + opts.separator "Examples: " + + opts.separator " rails runner 'puts Rails.env'" + opts.separator " This runs the code `puts Rails.env` after loading the app" + opts.separator "" + opts.separator " rails runner path/to/filename.rb" + opts.separator " This runs the Ruby file located at `path/to/filename.rb` after loading the app" + if RbConfig::CONFIG['host_os'] !~ /mswin|mingw/ opts.separator "" opts.separator "You can also use runner as a shebang line for your executables:" - opts.separator "-------------------------------------------------------------" - opts.separator "#!/usr/bin/env #{File.expand_path($0)} runner" + opts.separator " -------------------------------------------------------------" + opts.separator " #!/usr/bin/env #{File.expand_path($0)} runner" opts.separator "" - opts.separator "Product.all.each { |p| p.price *= 2 ; p.save! }" - opts.separator "-------------------------------------------------------------" + opts.separator " Product.all.each { |p| p.price *= 2 ; p.save! }" + opts.separator " -------------------------------------------------------------" end opts.order! { |o| code_or_file ||= o } rescue retry |