Ruby Debugging

Watchpoints

• Print message when a variable is in a given state
• 'watch <expr>' makes the debugger print a message when the expression is true
• Watchpoints don't stop execution, and the messages don't tell you what condition caused the watchpoint to trigger

• 
  test-rdb:22:    @sortedDictKeys.each do |key|
  (rdb:1) s
  test-rdb:23:      results << key if key =~ /#{wordFragment}/
  (rdb:1) watch key =~ /^abject/
  Set watchpoint 1
  (rdb:1) c
  Watchpoint 1, findWord at test-rdb:23
  test-rdb:25:    results