Class: FFI::Clang::StringSet

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/ffi/clang/string_set.rb

Overview

Represents a set of strings returned by libclang.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(string_set) ⇒ StringSet

Initialize a string set from a CXStringSet pointer.



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# File 'lib/ffi/clang/string_set.rb', line 20

def initialize(string_set)
	@strings = []
	@size = 0
	
	return if string_set.nil?
	
	string_set = Lib::CXStringSet.new(string_set) if string_set.is_a?(FFI::Pointer)
	return if string_set.pointer.null?
	
	begin
		@size = string_set[:count]
		strings = string_set[:strings]
		return if strings.null?
		
		@size.times do |i|
			@strings << Lib.get_string(Lib::CXString.new(strings + (i * Lib::CXString.size)))
		end
	ensure
		Lib.dispose_string_set(string_set)
	end
end

Instance Attribute Details

#size ⇒ Object (readonly)

Returns the value of attribute size.



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# File 'lib/ffi/clang/string_set.rb', line 16

def size
  @size
end

Instance Method Details

#each(&block) ⇒ Object

Iterate over each string.



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# File 'lib/ffi/clang/string_set.rb', line 46

def each(&block)
	return to_enum(__method__) unless block_given?
	
	@strings.each(&block)
	
	self
end