# File lib/mspec/utils/options.rb, line 208
208:   def targets
209:     on("-t", "--target", "TARGET",
210:        "Implementation to run the specs, where TARGET is:") do |t|
211:       case t
212:       when 'r', 'ruby'
213:         config[:target] = 'ruby'
214:       when 'r19', 'ruby19'
215:         config[:target] = 'ruby1.9'
216:       when 'x', 'rubinius'
217:         config[:target] = './bin/rbx'
218:       when 'X', 'rbx'
219:         config[:target] = 'rbx'
220:       when 'j', 'jruby'
221:         config[:target] = 'jruby'
222:       when 'i','ironruby'
223:         config[:target] = 'ir'
224:       when 'm','maglev'
225:         config[:target] = 'maglev-ruby'
226:       else
227:         config[:target] = t
228:       end
229:     end
230: 
231:     doc ""
232:     doc "     r or ruby              invokes ruby in PATH"
233:     doc "     r19, ruby19 or ruby1.9 invokes ruby1.9 in PATH"
234:     doc "     x or rubinius          invokes ./bin/rbx"
235:     doc "     X or rbx               invokes rbx in PATH"
236:     doc "     j or jruby             invokes jruby in PATH"
237:     doc "     i or ironruby          invokes ir in PATH"
238:     doc "     m or maglev            invokes maglev-ruby in PATH"
239:     doc "     full path to EXE       invokes EXE directly\n"
240: 
241:     on("-T", "--target-opt", "OPT",
242:        "Pass OPT as a flag to the target implementation") do |t|
243:       config[:flags] << t
244:     end
245:     on("-I", "--include", "DIR",
246:        "Pass DIR through as the -I option to the target") do |d|
247:       config[:includes] << "-I#{d}"
248:     end
249:     on("-r", "--require", "LIBRARY",
250:        "Pass LIBRARY through as the -r option to the target") do |f|
251:       config[:requires] << "-r#{f}"
252:     end
253:   end