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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef js_experimental_CodeCoverage_h
#define js_experimental_CodeCoverage_h
#include "jstypes.h" // JS_FRIEND_API
#include "js/Utility.h" // JS::UniqueChars
struct JS_PUBLIC_API JSContext;
namespace js {
/**
* Enable the collection of lcov code coverage metrics.
* Must be called before a runtime is created and before any calls to
* GetCodeCoverageSummary.
*/
extern JS_FRIEND_API void EnableCodeCoverage();
/**
* Generate lcov trace file content for the current realm, and allocate a new
* buffer and return the content in it, the size of the newly allocated content
* within the buffer would be set to the length out-param. The 'All' variant
* will collect data for all realms in the runtime.
*
* In case of out-of-memory, this function returns nullptr. The length
* out-param is undefined on failure.
*/
extern JS_FRIEND_API JS::UniqueChars GetCodeCoverageSummary(JSContext* cx,
size_t* length);
extern JS_FRIEND_API JS::UniqueChars GetCodeCoverageSummaryAll(JSContext* cx,
size_t* length);
} // namespace js
#endif // js_experimental_CodeCoverage_h
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