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Reuse constructors and return *this from initialize()

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This commit is contained in:
Thomas Krijnen
2026-04-18 21:01:21 +02:00
parent 91ae631c7d
commit f1e93581ec
2 changed files with 13 additions and 15 deletions
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src/ifcopenshell-python/ifcopenshell/express/header.py
+3 -1
View File
@@ -115,9 +115,10 @@ class Header(codegen.Base):
# with the v1 data model we're back to exactly one supertype, no more virtual inheritance to handle selects
assert len(superclasses) == 1
superclass_statement = superclasses[0]
superclass_2 = superclass_statement.split('::')[-1]
write(
templates.simpletype, name=name, type=type_str, attr_type=attr_type, superclass=superclass_statement
templates.simpletype, name=name, type=type_str, attr_type=attr_type, superclass=superclass_statement, superclass_2=superclass_2
)
class_definitions = []
@@ -181,6 +182,7 @@ class Header(codegen.Base):
supertypes = list(map(case_normalize, supertypes))
assert len(supertypes) == 1
superclass = supertypes[0]
superclass_2 = superclass.split('::')[-1]
argument_count = mapping.argument_count(type)
src/ifcopenshell-python/ifcopenshell/express/templates.py
+10 -14
View File
@@ -113,11 +113,10 @@ derived_field_statement_attrs = "idxs.insert(%d); "
simpletype = """%(documentation)s
class IFC_PARSE_API %(name)s : public %(superclass)s {
public:
%(name)s() {}
explicit %(name)s (const std::weak_ptr<instance_data>& data) : %(superclass)s(data) {}
using %(superclass)s::%(superclass_2)s;
static const ifcopenshell::type_declaration& Class();
void initialize(%(type)s v);
%(name)s initialize(%(type)s v);
operator %(type)s() const;
};
"""
@@ -142,8 +141,7 @@ simpletype_impl_declaration = "return *((ifcopenshell::type_declaration*)%(schem
select = """%(documentation)s
class IFC_PARSE_API %(name)s : public express::Select {
public:
%(name)s() {}
explicit %(name)s(const express::Base& c) : express::Select(c) {}
using express::Select::Select;
static const ifcopenshell::select_type& Class();
%(template_items)s
@@ -162,16 +160,15 @@ select_cast_function = """ %(name)s(const %(item_name)s& c) : express::Select
enumeration = """%(documentation)s
class IFC_PARSE_API %(name)s : public express::DeclaredType {
public:
%(name)s() {}
explicit %(name)s (const std::weak_ptr<instance_data>& data) : express::DeclaredType(data) {}
using express::DeclaredType::DeclaredType;
typedef enum {%(values)s} Value;
static const char* ToString(Value v);
static Value FromString(const std::string& s);
static const ifcopenshell::enumeration_type& Class();
void initialize(Value v);
void initialize(const std::string& v);
%(name)s initialize(Value v);
%(name)s initialize(const std::string& v);
operator Value() const;
};
"""
@@ -179,12 +176,11 @@ public:
entity = """%(documentation)s
class IFC_PARSE_API %(name)s : public %(superclass)s {
public:
%(name)s() {}
explicit %(name)s (const std::weak_ptr<instance_data>& data) : %(superclass)s(data) {}
using %(superclass)s::%(superclass_2)s;
%(attributes)s %(inverse)s
static const ifcopenshell::entity& Class();
void initialize(%(constructor_arguments)s);
%(name)s initialize(%(constructor_arguments)s);
};
"""
@@ -227,7 +223,7 @@ entity_implementation = """// Function implementations for %(name)s
%(attributes)s
%(inverse)s
const ifcopenshell::entity& %(schema_name)s::%(name)s::Class() { return *((ifcopenshell::entity*)%(schema_name_upper)s_types[%(index_in_schema)d]); }
void %(schema_name)s::%(name)s::initialize(%(constructor_arguments)s) { %(constructor_implementation)s }
%(schema_name)s::%(name)s %(schema_name)s::%(name)s::initialize(%(constructor_arguments)s) { %(constructor_implementation)s; return *this; }
"""
# data_ = e;
@@ -239,7 +235,7 @@ function = "%(return_type)s %(schema_name)s::%(class_name)s::%(name)s(%(argument
const_function = "%(return_type)s %(schema_name)s::%(class_name)s::%(name)s(%(arguments)s) const { %(body)s }"
constructor = "%(schema_name)s::%(class_name)s::%(class_name)s(%(arguments)s) { %(body)s }"
initialize_single_initlist = (
"void %(schema_name)s::%(class_name)s::initialize(%(arguments)s) { %(body)s }"
"%(schema_name)s::%(class_name)s %(schema_name)s::%(class_name)s::initialize(%(arguments)s) { %(body)s; return *this; }"
)
cast_function = "%(schema_name)s::%(class_name)s::operator %(return_type)s() const { %(body)s }"