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6ec5b953cb
Summary: Also adds support for creating JS Error objects. When we clean up the way global functions are installed on JSC, we'll be able to use this pattern to auto-catch all c++ exceptions at this level. Reviewed By: lexs Differential Revision: D3276663 fbshipit-source-id: bf3561690013019a25e2be5a4d1b69ba9e002c72
53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
// Copyright 2004-present Facebook. All Rights Reserved.
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#pragma once
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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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#include "Value.h"
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namespace facebook {
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namespace react {
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struct JsException : std::runtime_error {
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using std::runtime_error::runtime_error;
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};
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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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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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JSValueRef evaluateScript(
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JSContextRef ctx,
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JSStringRef script,
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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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} }
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