[parser] Give preparser and parser independent loggers

src/parsing/preparser.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <cmath>
 
 #include "src/allocation.h"
 #include "src/base/logging.h"
 #include "src/conversions-inl.h"
 #include "src/conversions.h"
@@ skipping 67 matching lines @@
   if (track_unresolved_variables_) {
     const AstRawString* result = scanner()->CurrentSymbol(ast_value_factory());
     DCHECK_NOT_NULL(result);
     symbol.string_ = result;
   }
   return symbol;
 }
 
 PreParser::PreParseResult PreParser::PreParseFunction(
     FunctionKind kind, DeclarationScope* function_scope, bool parsing_module,
-    SingletonLogger* log, bool is_inner_function, bool may_abort,
-    int* use_counts) {
+    bool is_inner_function, bool may_abort, int* use_counts) {
   DCHECK_EQ(FUNCTION_SCOPE, function_scope->scope_type());
   parsing_module_ = parsing_module;
-  log_ = log;
   use_counts_ = use_counts;
   DCHECK(!track_unresolved_variables_);
   track_unresolved_variables_ = is_inner_function;
 
   // The caller passes the function_scope which is not yet inserted into the
   // scope_state_. All scopes above the function_scope are ignored by the
   // PreParser.
   DCHECK_NULL(scope_state_);
   FunctionState function_state(&function_state_, &scope_state_, function_scope);
   // This indirection is needed so that we can use the CHECK_OK macros.
@@ skipping 26 matching lines @@
   LazyParsingResult result = ParseStatementListAndLogFunction(
       function_scope->start_position(), &formals, has_duplicate_parameters,
       may_abort, ok);
   use_counts_ = nullptr;
   track_unresolved_variables_ = false;
   if (result == kLazyParsingAborted) {
     return kPreParseAbort;
   } else if (stack_overflow()) {
     return kPreParseStackOverflow;
   } else if (!*ok) {
-    DCHECK(log->has_error());
+    DCHECK(log_.has_error());
   } else {
     DCHECK_EQ(Token::RBRACE, scanner()->peek());
 
     if (!IsArrowFunction(kind)) {
       // Validate parameter names. We can do this only after parsing the
       // function, since the function can declare itself strict.
       const bool allow_duplicate_parameters =
           is_sloppy(function_scope->language_mode()) && formals.is_simple &&
           !IsConciseMethod(kind);
       ValidateFormalParameters(function_scope->language_mode(),
@@ skipping 90 matching lines @@
   PreParserStatementList body;
   LazyParsingResult result = ParseStatementList(
       body, Token::RBRACE, may_abort, CHECK_OK_VALUE(kLazyParsingComplete));
   if (result == kLazyParsingAborted) return result;
 
   // Position right after terminal '}'.
   DCHECK_EQ(Token::RBRACE, scanner()->peek());
   int body_end = scanner()->peek_location().end_pos;
   DeclarationScope* scope = this->scope()->AsDeclarationScope();
   DCHECK(scope->is_function_scope());
-  log_->LogFunction(start_position, body_end, formals->num_parameters(),
-                    formals->function_length, has_duplicate_parameters,
-                    function_state_->materialized_literal_count(),
-                    function_state_->expected_property_count(), language_mode(),
-                    scope->uses_super_property(), scope->calls_eval());
+  log_.LogFunction(start_position, body_end, formals->num_parameters(),
+                   formals->function_length, has_duplicate_parameters,
+                   function_state_->materialized_literal_count(),
+                   function_state_->expected_property_count(), language_mode(),
+                   scope->uses_super_property(), scope->calls_eval());
   return kLazyParsingComplete;
 }
 
 PreParserExpression PreParser::ExpressionFromIdentifier(
     PreParserIdentifier name, int start_position, InferName infer) {
   if (track_unresolved_variables_) {
     AstNodeFactory factory(ast_value_factory());
     // Setting the Zone is necessary because zone_ might be the temp Zone, and
     // AstValueFactory doesn't know about it.
     factory.set_zone(zone());
@@ skipping 29 matching lines @@
     }
   }
 }
 
 #undef CHECK_OK
 #undef CHECK_OK_CUSTOM
 
 
 }  // namespace internal
 }  // namespace v8