ffi-clang

diagnostic.rb (3331B)

---

 # -*- coding: utf-8 -*-
 # Copyright, 2010-2012 by Jari Bakken.
 # Copyright, 2013, by Samuel G. D. Williams. <http://www.codeotaku.com>
 # 
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
 # in the Software without restriction, including without limitation the rights
 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 # copies of the Software, and to permit persons to whom the Software is
 # furnished to do so, subject to the following conditions:
 # 
 # The above copyright notice and this permission notice shall be included in
 # all copies or substantial portions of the Software.
 # 
 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
 
 require_relative 'lib/diagnostic'
 require_relative 'source_range'
 
 module FFI
 	module Clang
 		class Diagnostic < AutoPointer
 			def self.default_display_opts
 				Lib.opts_from Lib::DiagnosticDisplayOptions, Lib.default_diagnostic_display_options
 			end
 
 			def initialize(translation_unit, pointer)
 				super pointer
 
 				@translation_unit = translation_unit
 			end
 
 			def self.release(pointer)
 				Lib.dispose_diagnostic(pointer)
 			end
 
 			def format(opts = {})
 				cxstring = Lib.format_diagnostic(self, display_opts(opts))
 				Lib.extract_string cxstring
 			end
 
 			def severity
 				Lib.get_diagnostic_severity self
 			end
 
 			def spelling
 				Lib.get_string Lib.get_diagnostic_spelling(self)
 			end
 
 			def location
 				sl = Lib.get_diagnostic_location(self)
 				ExpansionLocation.new sl
 			end
 
 			def fixits
 				n = Lib.get_diagnostic_num_fix_its(self)
 				n.times.map { |i|
 				ptr = MemoryPointer.new Lib::CXSourceRange
 					replace_text = Lib.extract_string(Lib.get_diagnostic_fix_it(self, i, ptr))
 					{text: replace_text, range: SourceRange.new(ptr)}
 				}
 			end
 
 			def ranges
 				n = Lib.get_diagnostic_num_ranges(self)
 				
 				n.times.map {|i| SourceRange.new Lib.get_diagnostic_range(self, i)}
 			end
 
 			def children
 				diagnostic_set = Lib.get_child_diagnostics(self)
 				num_diagnostics = Lib.get_num_diagnostics_in_set(diagnostic_set)
 				num_diagnostics.times.map { |i|
 					Diagnostic.new(@translation_unit, Lib.get_diagnostic_in_set(diagnostic_set, i))
 				}
 			end
 
 			def enable_option
 				Lib.extract_string Lib.get_diagnostic_option(self, nil)
 			end
 
 			def disable_option
 				ptr = MemoryPointer.new Lib::CXString
 				Lib.get_diagnostic_option(self, ptr)
 				Lib.extract_string ptr
 			end
 
 			def category
 				Lib.extract_string Lib.get_diagnostic_category_text(self)
 			end
 
 			def category_id
 				Lib.get_diagnostic_category(self)
 			end
 
 			def inspect
 				"#{self.location}: #{self.format}"
 			end
 
 			private
 
 			def display_opts(opts)
 				if opts.empty?
 					Lib.default_diagnostic_display_options
 				else
 					Lib.bitmask_from Lib::DiagnosticDisplayOptions, opts
 				end
 			end
 		end
 	end
 end