TypeProf::Instance

Attributes

include_subclasses[R]

klass[R]

Public Class Methods

new(klass, include_subclasses=false) click to toggle source

 
               # File typeprof-0.21.2/lib/typeprof/type.rb, line 537
def initialize(klass, include_subclasses=false)
  raise unless klass
  raise if klass == Type.any
  raise if klass.is_a?(Type::Instance)
  raise if klass.is_a?(Type::Union)
  @klass = klass
  @include_subclasses = include_subclasses
end

new_degenerate(instances) click to toggle source

 
               # File typeprof-0.21.2/lib/typeprof/type.rb, line 546
def self.new_degenerate(instances)
  klass = instances.first.klass
  ancestors = []
  ancestor_idxs = {}
  while klass != :__root__
    ancestor_idxs[klass] = ancestors.size
    ancestors << klass
    klass = klass.superclass
  end
  common_superclass = nil
  instances[1..].each do |instance|
    klass = instance.klass
    while !ancestor_idxs[klass]
      klass = klass.superclass
    end
    common_superclass = klass
    ancestor_idxs[klass].times do |i|
      ancestor_idxs.delete(ancestors[i])
      ancestors[i] = nil
    end
  end
  new(common_superclass, true)
end

Public Instance Methods

consistent?(other) click to toggle source

 
               # File typeprof-0.21.2/lib/typeprof/type.rb, line 590
def consistent?(other)
  case other
  when Type::Instance
    @klass.consistent?(other.klass)
  when Type::Class
    return true if @klass == Type::Builtin[:obj] || @klass == Type::Builtin[:class] || @klass == Type::Builtin[:module]
    return false
  else
    false
  end
end

inspect() click to toggle source

 
               # File typeprof-0.21.2/lib/typeprof/type.rb, line 572
def inspect
  "I[#{ @klass.inspect }]"
end

method_dispatch_info() click to toggle source

 
               # File typeprof-0.21.2/lib/typeprof/type.rb, line 586
def method_dispatch_info
  [@klass, false, @include_subclasses]
end

screen_name(scratch) click to toggle source

 
               # File typeprof-0.21.2/lib/typeprof/type.rb, line 576
def screen_name(scratch)
  case @klass
  when Type::Builtin[:nil] then "nil"
  when Type::Builtin[:true] then "true"
  when Type::Builtin[:false] then "false"
  else
    scratch.get_class_name(@klass) + (@include_subclasses ? "" : "")
  end
end

substitute(subst, depth) click to toggle source

 
               # File typeprof-0.21.2/lib/typeprof/type.rb, line 602
def substitute(subst, depth)
  Instance.new(@klass.substitute(subst, depth))
end

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TypeProf::Instance

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