Class: Rbind::GeneratorRuby::RTypeHelper

Inherits:
HelperBase
  • Object
show all
Defined in:
lib/rbind/generator_ruby.rb

Defined Under Namespace

Classes: OperationHelper, OverloadedOperationHelper

Instance Attribute Summary

Attributes included from Logger

#log

Instance Method Summary collapse

Methods inherited from HelperBase

#binding

Methods included from Logger

extend_object

Constructor Details

#initialize(name, root, compact_namespace = false) ⇒ RTypeHelper

Returns a new instance of RTypeHelper.



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# File 'lib/rbind/generator_ruby.rb', line 636

def initialize(name, root,compact_namespace = false)
    @type_wrapper = ERB.new(File.open(File.join(File.dirname(__FILE__),"templates","ruby","rtype.rb")).read,nil,"-")
    @namespace_wrapper = ERB.new(File.open(File.join(File.dirname(__FILE__),"templates","ruby","rnamespace.rb")).read,nil,"-")
    @static_method_wrapper = ERB.new(File.open(File.join(File.dirname(__FILE__),"templates","ruby","rstatic_method.rb")).read,nil,"-")
    @method_wrapper = ERB.new(File.open(File.join(File.dirname(__FILE__),"templates","ruby","rmethod.rb")).read,nil,'-')
    @overloaded_method_wrapper = ERB.new(File.open(File.join(File.dirname(__FILE__),"templates","ruby","roverloaded_method.rb")).read,nil,"-")
    @overloaded_static_method_wrapper = ERB.new(File.open(File.join(File.dirname(__FILE__),"templates","ruby","roverloaded_static_method.rb")).read,nil,"-")
    @overloaded_method_call_wrapper = ERB.new(File.open(File.join(File.dirname(__FILE__),"templates","ruby","roverloaded_method_call.rb")).read,nil,"-")
    @compact_namespace = compact_namespace
    super(name,root)
end

Instance Method Details

#add_constructor ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 676

def add_constructor
    raise "there is no constructor for namespaces!" if self.is_a?(RNamespace)
    ops = Array(@root.operation(@root.name,false))
    ops.map do |c|
        next if c.ignore?
        ch = OperationHelper.new(c)
        @overloaded_method_call_wrapper.result(ch.binding)
    end.join("\n")
end

#add_constructor_doc ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 686

def add_constructor_doc
    ops = Array(@root.operation(@root.name,false))
    ops = ops.map do |c|
        next if c.ignore?
        OperationHelper.new(c)
    end.compact
    if ops.empty?
        nil
    elsif ops.size == 1
        ops.first.add_doc
    else
        OverloadedOperationHelper.new(ops).add_doc
    end
end

#add_consts(root = @root) ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 701

def add_consts(root=@root)
    str = root.consts.map do |c|
        next if c.extern? || c.ignore?
        if not c.default_value
            HelperBase.log.warn "#{c.name}: no default value"
            next
        else
            val = begin
                      eval(c.default_value)
                  rescue
                      GeneratorRuby::normalize_const_value(c.default_value)
                  end
        "    #{c.name} = #{val}\n"
        end
    end.join
    return str unless @compact_namespace
    root.each_type(false) do |t|
        next if t.basic_type? && !t.is_a?(RNamespace)
        str += add_consts(t) if name == GeneratorRuby.normalize_type_name(t.full_name)
    end
    str
end

#add_doc ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 804

def add_doc
    GeneratorRuby::normalize_doc(@root.doc)
end

#add_methods(root = @root) ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 734

def add_methods(root=@root)
    # sort all method according their target name
    ops = Hash.new do |h,k|
        h[k] = Array.new
    end
    root.each_operation do |o|
        begin
            next if o.constructor? || o.ignore?
            op = OperationHelper.new(o)
            if op.instance_method?
                ops["rbind_instance_#{op.name}"] << op
            else
                ops["rbind_static_#{op.name}"] << op
            end
        rescue => e
            HelperBase.log.warn "Operation '#{o}' not added. #{e}"
        end
    end
    # render method
    str = ""
    ops.each_value do |o|
        begin
            if o.size == 1
                op = o.first
                str += if op.instance_method?
                           @method_wrapper.result(op.binding)
                       else
                           @static_method_wrapper.result(op.binding)
                       end
            else
                helper = OverloadedOperationHelper.new(o)
                str += if o.first.instance_method?
                           @overloaded_method_wrapper.result(helper.binding)
                       else
                           @overloaded_static_method_wrapper.result(helper.binding)
                       end
            end
        rescue => e
            pp e
            HelperBase.log.error "Operation '#{o}' could not be rendered. #{e}"
        end
    end
    return str unless @compact_namespace
    root.each_type(false) do |t|
        next if t.basic_type? && !t.is_a?(RNamespace)
        str += add_methods(t) if name == GeneratorRuby.normalize_type_name(t.full_name)
    end
    str
end

#add_specializing(root = @root) ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 667

def add_specializing(root = @root)
    str = root.specialize_ruby.to_s
    root.each_type(false) do |t|
        next if t.basic_type? && !t.is_a?(RNamespace)
        str += add_specialize(t) if name == GeneratorRuby.normalize_type_name(t.full_name)
    end
    str
end

#add_to_s ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 724

def add_to_s
    str = []
    @root.each_operation do |o|
        next unless o.is_a? RGetter
        op = OperationHelper.new(o)
        str << "#{op.name}=\#{self.#{op.name}}"
    end
    "\"#<#{full_name} #{str.join(" ")}>\""
end

#add_types(root = @root) ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 784

def add_types(root = @root)
    str = ""
    root.each_type(false,true) do |t|
        next if t.ignore? || t.extern?
        next if t.basic_type? && !t.is_a?(RNamespace)
        str += if @compact_namespace && name == GeneratorRuby.normalize_type_name(t.full_name)
                   add_types(t)
               elsif t.template?
                   RTypeTemplateHelper.new(t.name,t).result
               else
                   RTypeHelper.new(t.name,t).result
               end
    end
    str
end

#cdelete_method ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 656

def cdelete_method
    GeneratorRuby.normalize_method_name(@root.cdelete_method)
end

#cname ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 652

def cname
    GeneratorRuby.normalize_type_name(@root.cname)
end

#full_name ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 800

def full_name
    @root.full_name
end

#name ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 648

def name
    GeneratorRuby.normalize_type_name(@name)
end

#rbind_from_native ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 660

def rbind_from_native
		overwrite = @root.overwrite_ruby
		return overwrite if overwrite
		"#{name}.new(ptr)"
end

#result ⇒ Object 



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# File 'lib/rbind/generator_ruby.rb', line 808

def result
    return "" if @root.extern?
    str = if @root.is_a? RClass
              @type_wrapper.result(self.binding)
          else
              @namespace_wrapper.result(self.binding)
          end
    if(@root.root?)
        str
    else
        str.gsub!("\n","\n    ").gsub!("    \n","\n")
        "    "+str[0,str.size-4]
    end
end