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Contents
module Debugger
# Implements debugger "help" command.
class HelpCommand < Command
self.allow_in_control = true
def regexp
/^\s* h(?:elp)? (?:\s+(.+))? $/x
end
def execute
if @match[1]
args = @match[1].split
cmds = @state.commands.select do |cmd|
[cmd.help_command].flatten.include?(args[0])
end
else
args = @match[1]
cmds = []
end
unless cmds.empty?
help = cmds.map{ |cmd| cmd.help(args) }.join
help = help.split("\n").map{|l| l.gsub(/^ +/, '')}
help.shift if help.first && help.first.empty?
help.pop if help.last && help.last.empty?
print help.join("\n")
else
if args and args[0]
errmsg "Undefined command: \"#{args[0]}\". Try \"help\"."
else
print "ruby-debug help v#{Debugger::VERSION}\n" unless
self.class.settings[:debuggertesting]
print "Type 'help <command-name>' for help on a specific command\n\n"
print "Available commands:\n"
cmds = @state.commands.map{ |cmd| cmd.help_command }
cmds = cmds.flatten.uniq.sort
print columnize(cmds, self.class.settings[:width])
end
end
print "\n"
end
class << self
def help_command
'help'
end
def help(cmd)
%{
h[elp]\t\tprint this help
h[elp] command\tprint help on command
}
end
end
end
end
Version data entries
43 entries across 42 versions & 10 rubygems