97 lines
2.5 KiB
C++
97 lines
2.5 KiB
C++
// Copyright 2004-present Facebook. All Rights Reserved.
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#pragma once
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#include "Executor.h"
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#include "Value.h"
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#include <JavaScriptCore/JSContextRef.h>
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#include <JavaScriptCore/JSObjectRef.h>
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#include <JavaScriptCore/JSValueRef.h>
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#include <stdexcept>
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#include <algorithm>
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namespace facebook {
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namespace react {
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inline void throwJSExecutionException(const char* msg) {
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throw JSException(msg);
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}
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template <typename... Args>
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inline void throwJSExecutionException(const char* fmt, Args... args) {
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int msgSize = snprintf(nullptr, 0, fmt, args...);
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msgSize = std::min(512, msgSize + 1);
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char *msg = (char*) alloca(msgSize);
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snprintf(msg, msgSize, fmt, args...);
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throw JSException(msg);
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}
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template <typename... Args>
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inline void throwJSExecutionExceptionWithStack(const char* msg, const char* stack) {
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throw JSException(msg, stack);
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}
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void installGlobalFunction(
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JSGlobalContextRef ctx,
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const char* name,
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JSObjectCallAsFunctionCallback callback);
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JSValueRef makeJSCException(
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JSContextRef ctx,
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const char* exception_text);
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String jsStringFromBigString(const JSBigString& bigstr);
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JSValueRef evaluateScript(
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JSContextRef ctx,
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JSStringRef script,
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JSStringRef sourceURL);
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#if WITH_FBJSCEXTENSIONS
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JSValueRef evaluateSourceCode(
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JSContextRef ctx,
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JSSourceCodeRef source,
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JSStringRef sourceURL);
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#endif
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void formatAndThrowJSException(
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JSContextRef ctx,
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JSValueRef exn,
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JSStringRef sourceURL);
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JSValueRef makeJSError(JSContextRef ctx, const char *error);
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JSValueRef translatePendingCppExceptionToJSError(JSContextRef ctx, const char *exceptionLocation);
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JSValueRef translatePendingCppExceptionToJSError(JSContextRef ctx, JSObjectRef jsFunctionCause);
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template<JSValueRef (method)(JSContextRef ctx,
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JSObjectRef function,
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JSObjectRef thisObject,
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size_t argumentCount,
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const JSValueRef arguments[],
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JSValueRef *exception)>
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inline JSObjectCallAsFunctionCallback exceptionWrapMethod() {
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struct funcWrapper {
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static JSValueRef call(
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JSContextRef ctx,
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JSObjectRef function,
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JSObjectRef thisObject,
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size_t argumentCount,
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const JSValueRef arguments[],
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JSValueRef *exception) {
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try {
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return (*method)(ctx, function, thisObject, argumentCount, arguments, exception);
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} catch (...) {
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*exception = translatePendingCppExceptionToJSError(ctx, function);
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return JSValueMakeUndefined(ctx);
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}
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}
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};
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return &funcWrapper::call;
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}
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} }
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