class EleetScript::EleetScriptClassInstance

Attributes

context[RW]
instance_vars[RW]
methods[RW]
runtime_class[RW]

Public Class Methods

new(class_context, runtime_class, namespace_context) click to toggle source
# File lib/lang/runtime/class_instance.rb, line 6
def initialize(class_context, runtime_class, namespace_context)
  @methods = MethodHash.new
  @instance_vars = ProcessedKeyHash.new
  @instance_vars.set_key_preprocessor do |key|
    key[0] == "@" ? key[1..-1] : key
  end
  @runtime_class = runtime_class
  @context = class_context.new_instance_context(self, namespace_context)
  @ruby_value = self
end

Public Instance Methods

call(method_name, arguments = []) click to toggle source
# File lib/lang/runtime/class_instance.rb, line 21
def call(method_name, arguments = [])
  method = find_method(method_name)
  call_method(method_name, method, arguments)
end
class_name() click to toggle source
# File lib/lang/runtime/class_instance.rb, line 71
def class_name
  @runtime_class.name
end
es_responds_to?(method_name) click to toggle source
# File lib/lang/runtime/class_instance.rb, line 17
def es_responds_to?(method_name)
  !find_method(method_name).nil?
end
find_method(method_name) click to toggle source
# File lib/lang/runtime/class_instance.rb, line 42
def find_method(method_name)
  method = @methods[method_name]
  if method.nil?
    method = @runtime_class.instance_lookup(method_name.to_s)
  end
  method
end
inspect() click to toggle source
# File lib/lang/runtime/class_instance.rb, line 54
def inspect
  to_s
end
is_a?(*values) click to toggle source
# File lib/lang/runtime/class_instance.rb, line 58
def is_a?(*values)
  names = ["Object", runtime_class.name]
  cur_class = runtime_class
  while cur_class.super_class.name != "Object"
    names << cur_class.super_class.name
    cur_class = cur_class.super_class
  end
  values.each do |value|
    return true if names.include?(value)
  end
  false
end
super_call(method_name, arguments = []) click to toggle source
# File lib/lang/runtime/class_instance.rb, line 26
def super_call(method_name, arguments = [])
  kls = @runtime_class
  super_kls = kls.super_class
  if kls == super_kls
    str = @context['String'].new_with_value(
      "Cannot call super implementation for #{method_name} without a super class",
      @context
    )
    @context['Errors'].call(:<, str)
    @context['nil']
  else
    method = super_kls.instance_lookup(method_name)
    call_method(method_name, method, arguments)
  end
end
to_s() click to toggle source
# File lib/lang/runtime/class_instance.rb, line 50
def to_s
  "<EleetScriptClassInstance @instance_of=\"#{runtime_class.name || "Unnamed"}\">"
end

Private Instance Methods

call_method(method_name, method, arguments) click to toggle source
# File lib/lang/runtime/class_instance.rb, line 77
def call_method(method_name, method, arguments)
  if method
    if method.arity == 3
      method.call(self, arguments, @context)
    else
      method.call(self, arguments)
    end
  else
    es_method_name = @context["String"].new_with_value(method_name.to_s, @context.namespace_context)
    call(NO_METHOD, arguments.dup.unshift(es_method_name))
  end
end