Moved category to Qualified

release/4.3a0
dellaert 2014-11-30 13:09:23 +01:00
parent 3f308e5f86
commit ff3349c1e1
3 changed files with 104 additions and 26 deletions

View File

@ -31,8 +31,14 @@ struct Qualified {
std::vector<std::string> namespaces; ///< Stack of namespaces
std::string name; ///< type name
/// the different categories
typedef enum {
CLASS = 1, EIGEN = 2, BASIS = 3, VOID = 4
} Category;
Category category;
Qualified(const std::string& name_ = "") :
name(name_) {
name(name_), category(CLASS) {
}
bool empty() const {
@ -82,10 +88,76 @@ struct Qualified {
namespace classic = BOOST_SPIRIT_CLASSIC_NS;
template<typename ScannerT>
struct basic_rules {
typedef classic::rule<ScannerT> Rule;
Rule basisType_p, eigenType_p, keywords_p, stlType_p, className_p,
namepsace_p;
basic_rules() {
using namespace classic;
basisType_p = (str_p("string") | "bool" | "size_t" | "int" | "double"
| "char" | "unsigned char");
eigenType_p = (str_p("Vector") | "Matrix");
keywords_p =
(str_p("const") | "static" | "namespace" | "void" | basisType_p);
stlType_p = (str_p("vector") | "list");
className_p = (lexeme_d[upper_p >> *(alnum_p | '_')] - eigenType_p
- keywords_p) | stlType_p;
namepsace_p = lexeme_d[lower_p >> *(alnum_p | '_')] - keywords_p;
}
};
// http://boost-spirit.com/distrib/spirit_1_8_2/libs/spirit/doc/grammar.html
struct classname_grammar: public classic::grammar<classname_grammar> {
/// Definition of type grammar
template<typename ScannerT>
struct definition {
typedef classic::rule<ScannerT> Rule;
Rule basisType_p, eigenType_p, keywords_p, stlType_p, className_p;
definition(classname_grammar const& self) {
using namespace classic;
basisType_p = (str_p("string") | "bool" | "size_t" | "int" | "double"
| "char" | "unsigned char");
eigenType_p = (str_p("Vector") | "Matrix");
keywords_p = (str_p("const") | "static" | "namespace" | "void"
| basisType_p);
stlType_p = (str_p("vector") | "list");
className_p = (lexeme_d[upper_p >> *(alnum_p | '_')] - eigenType_p
- keywords_p) | stlType_p;
}
Rule const& start() const {
return className_p;
}
};
};
// classname_grammar
struct type_grammar: public classic::grammar<type_grammar> {
wrap::Qualified& result_; ///< successful parse will be placed in here
classname_grammar classname_g;
/// Construct type grammar and specify where result is placed
type_grammar(wrap::Qualified& result) :
@ -98,34 +170,41 @@ struct type_grammar: public classic::grammar<type_grammar> {
typedef classic::rule<ScannerT> Rule;
Rule void_p, basisType_p, eigenType_p, keywords_p, stlType_p, className_p,
namepsace_p, namespace_del_p, class_p, type_p;
Rule void_p, basisType_p, eigenType_p, keywords_p, namepsace_p,
namespace_del_p, class_p, type_p;
definition(type_grammar const& self) {
using namespace wrap;
using namespace classic;
void_p = str_p("void")[assign_a(self.result_.name)];
// HACK: use const values instead of using enums themselves - somehow this doesn't result in values getting assigned to gibberish
static const Qualified::Category EIGEN = Qualified::EIGEN;
static const Qualified::Category BASIS = Qualified::BASIS;
static const Qualified::Category CLASS = Qualified::CLASS;
static const Qualified::Category VOID = Qualified::VOID;
void_p = str_p("void")[assign_a(self.result_.name)] //
[assign_a(self.result_.category, VOID)];
basisType_p = (str_p("string") | "bool" | "size_t" | "int" | "double"
| "char" | "unsigned char")[assign_a(self.result_.name)];
| "char" | "unsigned char")[assign_a(self.result_.name)] //
[assign_a(self.result_.category, BASIS)];
eigenType_p = (str_p("Vector") | "Matrix")[assign_a(self.result_.name)];
eigenType_p = (str_p("Vector") | "Matrix")[assign_a(self.result_.name)] //
[assign_a(self.result_.category, EIGEN)];
keywords_p = (str_p("const") | "static" | "namespace" | "void"
| basisType_p);
stlType_p = (str_p("vector") | "list");
className_p = (lexeme_d[upper_p >> *(alnum_p | '_')] - eigenType_p
- keywords_p) | stlType_p;
namepsace_p = lexeme_d[lower_p >> *(alnum_p | '_')] - keywords_p;
namespace_del_p = namepsace_p[push_back_a(self.result_.namespaces)]
>> str_p("::");
class_p = *namespace_del_p >> className_p[assign_a(self.result_.name)];
class_p = *namespace_del_p >> self.classname_g //
[assign_a(self.result_.name)] //
[assign_a(self.result_.category, CLASS)];
type_p = eps_p[clear_a(self.result_)] //
>> void_p | basisType_p | eigenType_p | class_p;
@ -137,5 +216,5 @@ struct type_grammar: public classic::grammar<type_grammar> {
};
};
// type_grammar

View File

@ -19,20 +19,14 @@ namespace wrap {
*/
struct ReturnType: Qualified {
/// the different supported return value categories
typedef enum {
CLASS = 1, EIGEN = 2, BASIS = 3, VOID = 4
} return_category;
bool isPtr;
return_category category;
ReturnType() :
isPtr(false), category(CLASS) {
isPtr(false) {
}
ReturnType(const std::string& name) :
isPtr(false), category(CLASS) {
isPtr(false) {
Qualified::name = name;
}

View File

@ -27,7 +27,7 @@ TEST( spirit, grammar ) {
using classic::space_p;
// Create grammar that will place result in actual
// Create type grammar that will place result in actual
Qualified actual;
type_grammar type_g(actual);
@ -37,26 +37,31 @@ TEST( spirit, grammar ) {
EXPECT_LONGS_EQUAL(2, actual.namespaces.size());
EXPECT(actual.namespaces[0]=="gtsam");
EXPECT(actual.namespaces[1]=="internal");
EXPECT(actual.category==Qualified::CLASS);
// a class type with no namespaces
EXPECT(parse("Point2", type_g, space_p).full);
EXPECT(actual.name=="Point2");
EXPECT(actual.namespaces.empty());
EXPECT(actual.category==Qualified::CLASS);
// an Eigen type
EXPECT(parse("Vector", type_g, space_p).full);
EXPECT(actual.name=="Vector");
EXPECT(actual.namespaces.empty());
EXPECT(actual.category==Qualified::EIGEN);
// a basic type
EXPECT(parse("double", type_g, space_p).full);
EXPECT(actual.name=="double");
EXPECT(actual.namespaces.empty());
EXPECT(actual.category==Qualified::BASIS);
// void
EXPECT(parse("void", type_g, space_p).full);
EXPECT(actual.name=="void");
EXPECT(actual.namespaces.empty());
EXPECT(actual.category==Qualified::VOID);
}
//******************************************************************************