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Add support for type-based dispatching of overloaded functions.

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/branches/oliverb-javascript-v8@13779 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Oliver Buchtala 2012-09-08 01:02:16 +00:00
commit 07d5ec24ce
2 changed files with 54 additions and 23 deletions
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27
Source/Modules/javascript.cxx
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@ -70,6 +70,8 @@ public:
Template& replace(const String *pattern, const String *repl);
Template& pretty_print(DOH *doh);
void operator=(const Template& t);
private:
@ -1019,8 +1021,8 @@ int JSCEmitter::enterFunction(Node *n) {
/* Initialize DOH for collecting function dispatchers */
bool is_overloaded = GetFlag(n, "sym:overloaded");
if (is_overloaded && state.function(FUNCTION_DISPATCHERS) == 0) {
state.function(FUNCTION_DISPATCHERS, NewString(""));
if (is_overloaded && state.global(FUNCTION_DISPATCHERS) == 0) {
state.global(FUNCTION_DISPATCHERS, NewString(""));
}
return SWIG_OK;
@ -1333,6 +1335,7 @@ int JSEmitter::emitFunction(Node *n, bool is_member, bool is_static) {
String *wrap_name = Swig_name_wrapper(Getattr(n, "sym:name"));
if (is_overloaded) {
Append(wrap_name, Getattr(n, "sym:overname"));
t_function = getTemplate("JS_functionwrapper_overload");
}
Setattr(n, "wrap:name", wrap_name);
state.function(WRAPPER_NAME, wrap_name);
@ -1364,7 +1367,7 @@ int JSEmitter::emitFunction(Node *n, bool is_member, bool is_static) {
t_dispatch_case.replace("${functionwrapper}", wrap_name)
.replace("${argcount}", argcount);
Append(state.function(FUNCTION_DISPATCHERS), t_dispatch_case.str());
Append(state.global(FUNCTION_DISPATCHERS), t_dispatch_case.str());
Delete(argcount);
}
@ -1382,16 +1385,21 @@ int JSEmitter::emitFunctionDispatcher(Node *n, bool /*is_member */ ) {
String *wrap_name = Swig_name_wrapper(Getattr(n, "name"));
Setattr(n, "wrap:name", wrap_name);
Wrapper_add_local(wrapper, "res", "int res");
Wrapper_add_local(wrapper, "jsresult", "JSValueRef jsresult");
Append(wrapper->code, state.function(FUNCTION_DISPATCHERS));
Append(wrapper->code, state.global(FUNCTION_DISPATCHERS));
Append(wrapper->code, getTemplate("JS_function_dispatch_case_default").str());
t_function.replace("${LOCALS}", wrapper->locals)
.replace("${CODE}", wrapper->code);
// call this here, to replace all variables
t_function.replace("${functionname}", wrap_name)
.replace("${LOCALS}", wrapper->locals)
.replace("${CODE}", wrapper->code)
.pretty_print(f_wrappers);
// Delete the state variable
state.global(FUNCTION_DISPATCHERS, 0);
DelWrapper(wrapper);
return SWIG_OK;
@ -2052,3 +2060,10 @@ Template& Template::pretty_print(DOH *doh) {
Wrapper_pretty_print(str(), doh);
return *this;
}
void Template::operator=(const Template& t) {
Delete(code);
Delete(templateName);
code = NewString(t.code);
templateName = NewString(t.templateName);
}