Class: FFIGen::Struct

Inherits:
Object
  • Object
show all
Defined in:
lib/ffi_gen.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(generator, name, comment) ⇒ Struct

Returns a new instance of Struct.



102
103
104
105
106
107
 
# File 'lib/ffi_gen.rb', line 102

def initialize(generator, name, comment)
  @generator = generator
  @name = name
  @comment = comment
  @fields = []
end

Instance Attribute Details

#fields ⇒ Object (readonly)

Returns the value of attribute fields.



100
101
102
 
# File 'lib/ffi_gen.rb', line 100

def fields
  @fields
end

Instance Method Details

#reference ⇒ Object 



142
143
144
 
# File 'lib/ffi_gen.rb', line 142

def reference
  "#{ruby_name}.by_value"
end

#ruby_name ⇒ Object 



134
135
136
 
# File 'lib/ffi_gen.rb', line 134

def ruby_name
  @ruby_name ||= @generator.to_ruby_camelcase @name
end

#type_name(short) ⇒ Object 



138
139
140
 
# File 'lib/ffi_gen.rb', line 138

def type_name(short)
  ruby_name
end

#write(writer) ⇒ Object 



109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
 
# File 'lib/ffi_gen.rb', line 109

def write(writer)
  @fields.each do |field|
    field[:symbol] = ":#{@generator.to_ruby_lowercase field[:name]}"
  end
  
  writer.comment do
    writer.write_description @comment
    unless @fields.empty?
      writer.puts "", "= Fields:"
      @fields.each do |field|
        writer.puts "#{field[:symbol]} ::"
        writer.write_description field[:comment], false, "  (#{@generator.to_type_name field[:type]}) ", "  "
      end
    end
  end
  
  writer.puts "class #{ruby_name} < FFI::Struct"
  writer.indent do
    writer.write_array @fields, ",", "layout ", "       " do |field|
      "#{field[:symbol]}, #{@generator.to_ffi_type field[:type]}"
    end
  end
  writer.puts "end", ""
end