react-native/ReactCommon/cxxreact/JSCHelpers.h

77 lines
1.7 KiB
C++

// Copyright 2004-present Facebook. All Rights Reserved.
#pragma once
#include "Executor.h"
#include "Value.h"
#include <JavaScriptCore/JSContextRef.h>
#include <JavaScriptCore/JSObjectRef.h>
#include <JavaScriptCore/JSValueRef.h>
#include <stdexcept>
#include <algorithm>
#include "Value.h"
namespace facebook {
namespace react {
class JSException : public std::runtime_error {
public:
explicit JSException(const char* msg)
: std::runtime_error(msg)
, stack_("") {}
JSException(const char* msg, const char* stack)
: std::runtime_error(msg)
, stack_(stack) {}
const std::string& getStack() const {
return stack_;
}
private:
std::string stack_;
};
inline void throwJSExecutionException(const char* msg) {
throw JSException(msg);
}
template <typename... Args>
inline void throwJSExecutionException(const char* fmt, Args... args) {
int msgSize = snprintf(nullptr, 0, fmt, args...);
msgSize = std::min(512, msgSize + 1);
char *msg = (char*) alloca(msgSize);
snprintf(msg, msgSize, fmt, args...);
throw JSException(msg);
}
template <typename... Args>
inline void throwJSExecutionExceptionWithStack(const char* msg, const char* stack) {
throw JSException(msg, stack);
}
void installGlobalFunction(
JSGlobalContextRef ctx,
const char* name,
JSObjectCallAsFunctionCallback callback);
JSValueRef makeJSCException(
JSContextRef ctx,
const char* exception_text);
String jsStringFromBigString(const JSBigString& bigstr);
JSValueRef evaluateScript(
JSContextRef ctx,
JSStringRef script,
JSStringRef sourceURL);
JSValueRef makeJSError(JSContextRef ctx, const char *error);
JSValueRef translatePendingCppExceptionToJSError(JSContextRef ctx, const char *exceptionLocation);
} }