void C2Sema::ActOnImport(const char* moduleName_, SourceLocation loc, Token& aliasTok, bool isLocal) {
#ifdef SEMA_DEBUG
std::cerr << COL_SEMA"SEMA: import " << moduleName_ << " at ";
loc.dump(SourceMgr);
std::cerr << ANSI_NORMAL"\n";
#endif
std::string moduleName = moduleName_;
// check if importing own module
if (ast.getModuleName() == moduleName) {
Diag(loc, diag::err_import_own_module) << moduleName_;
return;
}
// check for duplicate import of module
const ImportDecl* old = findModule(moduleName);
if (old) {
Diag(loc, diag::err_duplicate_import) << moduleName;
Diag(old->getLocation(), diag::note_previous_import);
return;
}
std::string name = moduleName;
if (aliasTok.is(tok::identifier)) {
name = aliasTok.getIdentifierInfo()->getNameStart();
// check if same as normal module name
if (name == moduleName) {
Diag(aliasTok.getLocation(), diag::err_alias_same_as_module);
return;
}
}
ImportDecl* U = new ImportDecl(name, loc, isLocal, moduleName, aliasTok.getLocation());
U->setType(typeContext.getModuleType(U));
ast.addImport(U);
addSymbol(U);
}
void C2Sema::ActOnModule(const char* name, SourceLocation loc) {
#ifdef SEMA_DEBUG
std::cerr << COL_SEMA << "SEMA: module " << name << " at ";
loc.dump(SourceMgr);
std::cerr << ANSI_NORMAL"\n";
#endif
if (name[0] == '_' && name[1] == '_') {
Diag(loc, diag::err_invalid_symbol_name) << name;
return;
}
if (!islower(name[0]) && !ast.isInterface()) {
Diag(loc, diag::err_module_casing);
return;
}
if (strcmp(name, "c2") == 0) {
Diag(loc, diag::err_module_c2);
return;
}
if (strcmp(name, "main") == 0) {
Diag(loc, diag::err_module_invalid_name) << name;
return;
}
ast.setName(name, loc);
ImportDecl* U = new ImportDecl(name, loc, true, name, SourceLocation());
U->setType(typeContext.getModuleType(U));
U->setUsed();
ast.addImport(U);
addSymbol(U);
}