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# XSD4R - Generating module definition code
# Copyright (C) 2004 NAKAMURA, Hiroshi <nahi@ruby-lang.org>.
# This program is copyrighted free software by NAKAMURA, Hiroshi. You can
# redistribute it and/or modify it under the same terms of Ruby's license;
# either the dual license version in 2003, or any later version.
require 'xsd/codegen/gensupport'
require 'xsd/codegen/methoddef'
require 'xsd/codegen/commentdef'
module XSD
module CodeGen
class ModuleDef
include GenSupport
include CommentDef
def initialize(name)
@name = name
@comment = nil
@const = []
@code = []
@requirepath = []
@methoddef = []
end
def def_require(path)
@requirepath << path
end
def def_const(const, value)
unless safeconstname?(const)
raise ArgumentError.new("#{const} seems to be unsafe")
end
@const << [const, value]
end
def def_code(code)
@code << code
end
def def_method(name, *params)
add_method(MethodDef.new(name, *params) { yield if block_given? }, :public)
end
alias def_publicmethod def_method
def def_protectedmethod(name, *params)
add_method(MethodDef.new(name, *params) { yield if block_given? },
:protected)
end
def def_privatemethod(name, *params)
add_method(MethodDef.new(name, *params) { yield if block_given? }, :private)
end
def add_method(m, visibility = :public)
@methoddef << [visibility, m]
end
def dump
buf = ""
unless @requirepath.empty?
buf << dump_requirepath
end
buf << dump_emptyline unless buf.empty?
package = @name.split(/::/)[0..-2]
buf << dump_package_def(package) unless package.empty?
buf << dump_comment if @comment
buf << dump_module_def
spacer = false
unless @const.empty?
buf << dump_emptyline if spacer
spacer = true
buf << dump_const
end
unless @code.empty?
buf << dump_emptyline if spacer
spacer = true
buf << dump_code
end
unless @methoddef.empty?
buf << dump_emptyline if spacer
spacer = true
buf << dump_methods
end
buf << dump_module_def_end
buf << dump_package_def_end(package) unless package.empty?
buf
end
private
def dump_requirepath
format(
@requirepath.collect { |path|
%Q(require '#{path}')
}.join("\n")
)
end
def dump_const
dump_static(
@const.sort.collect { |var, value|
%Q(#{var} = #{dump_value(value)})
}.join("\n")
)
end
def dump_code
dump_static(@code.join("\n"))
end
def dump_static(str)
format(str, 2)
end
def dump_methods
methods = {}
@methoddef.each do |visibility, method|
(methods[visibility] ||= []) << method
end
str = ""
[:public, :protected, :private].each do |visibility|
if methods[visibility]
str << "\n" unless str.empty?
str << visibility.to_s << "\n\n" unless visibility == :public
str << methods[visibility].collect { |m| format(m.dump, 2) }.join("\n")
end
end
str
end
def dump_value(value)
if value.respond_to?(:to_src)
value.to_src
else
value
end
end
def dump_package_def(package)
format(package.collect { |ele| "module #{ele}" }.join("; ")) + "\n\n"
end
def dump_package_def_end(package)
"\n\n" + format(package.collect { |ele| "end" }.join("; "))
end
def dump_module_def
name = @name.to_s.split(/::/)
format("module #{name.last}")
end
def dump_module_def_end
format("end")
end
end
end
end
if __FILE__ == $0
require 'xsd/codegen/moduledef'
include XSD::CodeGen
m = ModuleDef.new("Foo::Bar::HobbitName")
m.def_require("foo/bar")
m.def_require("baz")
m.comment = <<-EOD
foo
bar
baz
EOD
m.def_method("foo") do
<<-EOD
foo.bar = 1
baz.each do |ele|
ele + 1
end
EOD
end
m.def_method("baz", "qux")
#m.def_protectedmethod("aaa")
m.def_privatemethod("bbb")
puts m.dump
end
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