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Contents
module Debugger
module DisplayFunctions # :nodoc:
def display_expression(exp)
print "%s = %s\n", exp, debug_silent_eval(exp).to_s
end
end
class AddDisplayCommand < Command # :nodoc:
include DisplayFunctions
def regexp
/^\s*disp(?:lay)?\s+(.+)$/
end
def execute
exp = @match[1]
@state.display.push [true, exp]
print "%d: ", @state.display.size
display_expression(exp)
end
class << self
def help_command
'display'
end
def help(cmd)
%{
disp[lay] <expression>\tadd expression into display expression list
}
end
end
end
class DisplayCommand < Command # :nodoc:
self.always_run = true
include DisplayFunctions
def regexp
/^\s*disp(?:lay)?$/
end
def execute
n = 1
for d in @state.display
if d[0]
print "%d: ", n
display_expression(d[1])
end
n += 1
end
end
class << self
def help_command
'display'
end
def help(cmd)
%{
disp[lay]\t\tdisplay expression list
}
end
end
end
class DeleteDisplayCommand < Command # :nodoc:
include DisplayFunctions
def regexp
/^\s*undisp(?:lay)?(?:\s+(\d+))?$/
end
def execute
unless pos = @match[1]
if confirm("Clear all expressions? (y/n) ")
for d in @state.display
d[0] = false
end
end
else
pos = pos.to_i
if @state.display[pos-1]
@state.display[pos-1][0] = false
else
print "Display expression %d is not defined\n", pos
end
end
end
class << self
def help_command
'undisplay'
end
def help(cmd)
%{
undisp[lay][ nnn]\tdelete one particular or all display expressions
}
end
end
end
end
Version data entries
35 entries across 35 versions & 1 rubygems