Exheredludis/ruby/version_spec.cc
Ingmar Vanhassel e9258bb598 extra ';'
2009-06-04 19:33:22 +02:00

214 lines
6.3 KiB
C++

/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2006, 2007, 2009 Ciaran McCreesh
*
* This file is part of the Paludis package manager. Paludis is free software;
* you can redistribute it and/or modify it under the terms of the GNU General
* Public License version 2, as published by the Free Software Foundation.
*
* Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <paludis_ruby.hh>
#include <paludis/version_spec.hh>
#include <paludis/user_dep_spec.hh>
#include <ruby.h>
using namespace paludis;
using namespace paludis::ruby;
namespace
{
static VALUE c_version_spec;
VALUE
version_spec_init(VALUE self, VALUE)
{
return self;
}
/*
* call-seq:
* VersionSpec.new(version_string) -> VersionSpec
*
* Creates a new VersionSpec from the given string.
*/
VALUE
version_spec_new(VALUE self, VALUE s)
{
VersionSpec * ptr(0);
try
{
ptr = new VersionSpec(std::string(StringValuePtr(s)), user_version_spec_options());
VALUE tdata(Data_Wrap_Struct(self, 0, &Common<VersionSpec>::free, ptr));
rb_obj_call_init(tdata, 1, &s);
return tdata;
}
catch (const std::exception & e)
{
delete ptr;
exception_to_ruby_exception(e);
}
}
/*
* call-seq:
* remove_revision -> VersionSpec
*
* Returns a VersionSpec without the revision part.
*/
VALUE
version_spec_remove_revision(VALUE self)
{
try
{
return version_spec_to_value(value_to_version_spec(self).remove_revision());
}
catch (const std::exception & e)
{
exception_to_ruby_exception(e);
}
}
/*
* call-seq:
* revision_only -> String
*
* Revision part only (or "r0").
*/
VALUE
version_spec_revision_only(VALUE self)
{
try
{
return rb_str_new2((value_to_version_spec(self).revision_only().c_str()));
}
catch (const std::exception & e)
{
exception_to_ruby_exception(e);
}
}
/*
* call-seq:
* bump -> VersionSpec
*
* This is used by the ~> operator. It returns a VersionSpec where the next to last number is one greater (e.g. 5.3.1 => 5.4).
* Any non number parts are stripped (e.g. 1.2.3_alpha4-r5 => 1.3).
*/
VALUE
version_spec_bump(VALUE self)
{
return version_spec_to_value(value_to_version_spec(self).bump());
}
/*
* call-seq:
* is_scm? -> true or false
*
* Are we an -scm package, or something pretending to be one?
*/
VALUE version_spec_is_scm(VALUE self)
{
return value_to_version_spec(self).is_scm() ? Qtrue : Qfalse;
}
/*
* call-seq:
* has_scm_part? -> true or false
*
* Do we have an -scm part?
*/
VALUE version_spec_has_scm_part(VALUE self)
{
return value_to_version_spec(self).has_scm_part() ? Qtrue : Qfalse;
}
/*
* call-seq:
* has_try_part? -> true or false
*
* Do we have a -try part?
*/
VALUE version_spec_has_try_part(VALUE self)
{
return value_to_version_spec(self).has_try_part() ? Qtrue : Qfalse;
}
/*
* call-seq:
* to_s -> String
*
* Return as String
*/
FAKE_RDOC_METHOD(version_spec_to_s)
/*
* call-seq:
* <=>(VersionSpec) -> -1, 0, +1
*
* Comparison—Returns -1, 0, or +1 depending on whether provided VersionSpec is less than, equal to, or greater than this VersionSpec. This is the basis for the tests in Comparable.
*/
FAKE_RDOC_METHOD(version_spec_compare)
void do_register_version_spec()
{
/*
* Document-class: Paludis::VersionSpec
*
* A VersionSpec represents a version number (for example, 1.2.3b-r1). Includes
* Comparable[http://www.ruby-doc.org/core/classes/Comparable.html]
*/
c_version_spec = rb_define_class_under(paludis_module(), "VersionSpec", rb_cObject);
rb_define_singleton_method(c_version_spec, "new", RUBY_FUNC_CAST(&version_spec_new), 1);
rb_define_method(c_version_spec, "initialize", RUBY_FUNC_CAST(&version_spec_init), 1);
rb_define_method(c_version_spec, "<=>", RDOC_IS_STUPID(version_spec_compare,(&Common<VersionSpec>::compare)), 1);
rb_include_module(c_version_spec, rb_mComparable);
rb_define_method(c_version_spec, "bump", RUBY_FUNC_CAST(&version_spec_bump), 0);
rb_define_method(c_version_spec, "is_scm?", RUBY_FUNC_CAST(&version_spec_is_scm), 0);
rb_define_method(c_version_spec, "has_scm_part?", RUBY_FUNC_CAST(&version_spec_has_scm_part), 0);
rb_define_method(c_version_spec, "has_try_part?", RUBY_FUNC_CAST(&version_spec_has_try_part), 0);
rb_define_method(c_version_spec, "remove_revision", RUBY_FUNC_CAST(&version_spec_remove_revision), 0);
rb_define_method(c_version_spec, "revision_only", RUBY_FUNC_CAST(&version_spec_revision_only), 0);
rb_define_method(c_version_spec, "to_s", RDOC_IS_STUPID(version_spec_to_s,(&Common<VersionSpec>::to_s)), 0);
}
}
VersionSpec
paludis::ruby::value_to_version_spec(VALUE v)
{
if (T_STRING == TYPE(v))
return VersionSpec(StringValuePtr(v), user_version_spec_options());
else if (rb_obj_is_kind_of(v, c_version_spec))
{
VersionSpec * v_ptr;
Data_Get_Struct(v, VersionSpec, v_ptr);
return *v_ptr;
}
else
{
rb_raise(rb_eTypeError, "Can't convert %s into VersionSpec", rb_obj_classname(v));
}
}
VALUE
paludis::ruby::version_spec_to_value(const VersionSpec & v)
{
VersionSpec * vv(new VersionSpec(v));
return Data_Wrap_Struct(c_version_spec, 0, &Common<VersionSpec>::free, vv);
}
RegisterRubyClass::Register paludis_ruby_register_version_spec PALUDIS_ATTRIBUTE((used))
(&do_register_version_spec);