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Versions: 17
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Stored size: 1.57 KB
Contents
# frozen_string_literal: true
module IRB
class Statement
attr_reader :code
def is_assignment?
raise NotImplementedError
end
def suppresses_echo?
raise NotImplementedError
end
def should_be_handled_by_debugger?
raise NotImplementedError
end
def evaluable_code
raise NotImplementedError
end
class Expression < Statement
def initialize(code, is_assignment)
@code = code
@is_assignment = is_assignment
end
def suppresses_echo?
@code.match?(/;\s*\z/)
end
def should_be_handled_by_debugger?
true
end
def is_assignment?
@is_assignment
end
def evaluable_code
@code
end
end
class Command < Statement
def initialize(code, command, arg, command_class)
@code = code
@command = command
@arg = arg
@command_class = command_class
end
def is_assignment?
false
end
def suppresses_echo?
false
end
def should_be_handled_by_debugger?
require_relative 'cmd/help'
require_relative 'cmd/debug'
IRB::ExtendCommand::DebugCommand > @command_class || IRB::ExtendCommand::Help == @command_class
end
def evaluable_code
# Hook command-specific transformation to return valid Ruby code
if @command_class.respond_to?(:transform_args)
arg = @command_class.transform_args(@arg)
else
arg = @arg
end
[@command, arg].compact.join(' ')
end
end
end
end
Version data entries
17 entries across 17 versions & 2 rubygems