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Contents
module Debugger
class CatchCommand < Command # :nodoc:
self.control = true
def regexp
/^\s* cat(?:ch)?
(?:\s+ (\S+))?
(?:\s+ (off))? \s* $/ix
end
def execute
excn = @match[1]
if not excn
# No args given.
errmsg "Exception class must be specified for 'catch' command"
elsif not @match[2]
# One arg given.
if 'off' == excn
clear_catchpoints
else
Debugger.add_catchpoint(excn)
print_catchpoint_set(excn)
end
elsif @match[2] != 'off'
errmsg "Off expected. Got %s\n", @match[2]
elsif remove_catchpoint(excn)
print_catchpoint_deleted(excn)
else
errmsg "Catch for exception %s not found.\n", excn
end
end
class << self
def help_command
'catch'
end
def help(cmd)
%{
cat[ch]\t\t\tshow catchpoint
cat[ch] off \tremove all catch points
cat[ch] <an Exception>\tset catchpoint to an exception
cat[ch] <an Exception> off \tremove catchpoint for an exception
}
end
end
private
def clear_catchpoints
if Debugger.respond_to?(:clear_catchpoints)
Debugger.clear_catchpoints
else
Debugger.catchpoints.clear
end
end
def remove_catchpoint(excn)
return Debugger.remove_catchpoint(excn) if Debugger.respond_to?(:remove_catchpoint)
return Debugger.catchpoints.delete(excn) if Debugger.catchpoints.member?(excn)
false
end
end
end
Version data entries
43 entries across 35 versions & 5 rubygems