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Contents
# Copyright, 2017, by Samuel G. D. Williams. <http://www.codeotaku.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
require_relative 'filter'
module Console
class Resolver
def initialize
@names = {}
@trace_point = TracePoint.new(:class, &self.method(:resolve))
end
def bind(names, &block)
names.each do |name|
if klass = Object.const_get(name) rescue nil
yield klass
else
@names[name] = block
end
end
if @names.any?
@trace_point.enable
else
@trace_point.disable
end
end
def waiting?
@trace_point.enabled?
end
def resolve(trace_point)
if block = @names.delete(trace_point.self.to_s)
block.call(trace_point.self)
end
if @names.empty?
@trace_point.disable
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems