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memory leak fix + php/js/python transition to class based generator

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Lakedaemon
2016-04-26 17:08:13 +02:00
parent 38597160f2
commit 6765c19d45
6 changed files with 153 additions and 98 deletions
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113
src/idl_gen_js.cpp
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@@ -19,6 +19,7 @@
#include "flatbuffers/flatbuffers.h"
#include "flatbuffers/idl.h"
#include "flatbuffers/util.h"
#include "flatbuffers/code_generators.h"
namespace flatbuffers {
namespace js {
@@ -661,60 +662,76 @@ static void GenStruct(const Parser &parser, StructDef &struct_def,
} // namespace js
// Iterate through all definitions we haven't generate code for (enums, structs,
// and tables) and output them to a single file.
std::string GenerateJS(const Parser &parser) {
using namespace js;
// Generate code for all the enum declarations.
std::string enum_code, exports_code;
for (auto it = parser.enums_.vec.begin();
it != parser.enums_.vec.end(); ++it) {
GenEnum(**it, &enum_code, &exports_code);
}
// Generate code for all structs, then all tables.
std::string decl_code;
for (auto it = parser.structs_.vec.begin();
it != parser.structs_.vec.end(); ++it) {
GenStruct(parser, **it, &decl_code, &exports_code);
}
// Only output file-level code if there were any declarations.
if (enum_code.length() || decl_code.length()) {
std::string code;
code = "// automatically generated by the FlatBuffers compiler,"
" do not modify\n\n";
// Generate code for all the namespace declarations.
GenNamespaces(parser, &code, &exports_code);
// Output the main declaration code from above.
code += enum_code;
code += decl_code;
if (!exports_code.empty() && !parser.opts.skip_js_exports) {
code += "// Exports for Node.js and RequireJS\n";
code += exports_code;
}
return code;
}
return std::string();
}
static std::string GeneratedFileName(const std::string &path,
const std::string &file_name) {
return path + file_name + "_generated.js";
}
bool GenerateJS(const Parser &parser,
const std::string &path,
const std::string &file_name) {
auto code = GenerateJS(parser);
namespace js {
// Iterate through all definitions we haven't generate code for (enums, structs,
// and tables) and output them to a single file.
class JsGenerator : public BaseGenerator {
public:
JsGenerator(const Parser &parser, const std::string &path,
const std::string &file_name)
: BaseGenerator(parser, path, file_name){};
// Iterate through all definitions we haven't generate code for (enums,
// structs, and tables) and output them to a single file.
bool generate() {
std::string enum_code, struct_code, exports_code, code;
generateEnums(&enum_code, &exports_code);
generateStructs(&struct_code, &exports_code);
// Only output file-level code if there were any declarations.
if (enum_code.length() || struct_code.length()) {
code +=
"// automatically generated by the FlatBuffers compiler, do not "
"modify\n\n";
// Generate code for all the namespace declarations.
GenNamespaces(parser_, &code, &exports_code);
// Output the main declaration code from above.
code += enum_code;
code += struct_code;
if (!exports_code.empty() && !parser_.opts.skip_js_exports) {
code += "// Exports for Node.js and RequireJS\n";
code += exports_code;
}
}
return !code.length() ||
SaveFile(GeneratedFileName(path, file_name).c_str(), code, false);
SaveFile(GeneratedFileName(path_, file_name_).c_str(), code, false);
}
private:
// Generate code for all enums.
void generateEnums(std::string *enum_code_ptr,
std::string *exports_code_ptr) {
for (auto it = parser_.enums_.vec.begin(); it != parser_.enums_.vec.end();
++it) {
auto &enum_def = **it;
GenEnum(enum_def, enum_code_ptr, exports_code_ptr);
}
}
// Generate code for all structs.
void generateStructs(std::string *decl_code_ptr,
std::string *exports_code_ptr) {
for (auto it = parser_.structs_.vec.begin();
it != parser_.structs_.vec.end(); ++it) {
auto &struct_def = **it;
GenStruct(parser_, struct_def, decl_code_ptr, exports_code_ptr);
}
}
};
} // namespace js
bool GenerateJS(const Parser &parser, const std::string &path,
const std::string &file_name) {
js::JsGenerator generator(parser, path, file_name);
return generator.generate();
}
std::string JSMakeRule(const Parser &parser,