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LibJS: Log scripts parsed by JS::Script::parse() and how long it took

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This commit is contained in:
Andreas Kling 2021-09-13 20:37:05 +02:00
parent 7f71f54fc3
commit 3ca2e701e6
1 changed files with 6 additions and 0 deletions
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6
Userland/Libraries/LibJS/Script.cpp
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@ -4,6 +4,7 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibCore/ElapsedTimer.h>
#include <LibJS/AST.h>
#include <LibJS/Lexer.h>
#include <LibJS/Parser.h>
@ -14,6 +15,11 @@ namespace JS {
// 16.1.5 ParseScript ( sourceText, realm, hostDefined ), https://tc39.es/ecma262/#sec-parse-script
NonnullRefPtr<Script> Script::parse(StringView source_text, Realm& realm, StringView filename)
{
auto timer = Core::ElapsedTimer::start_new();
ScopeGuard timer_guard([&] {
dbgln("JS::Script: Parsed {} in {}ms", filename, timer.elapsed());
});
// 1. Let body be ParseText(sourceText, Script).
auto body = Parser(Lexer(source_text, filename)).parse_program();