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src: fix warnings around node_options
* header explicit usage, order, and reduce use of `*-inl.h`
* pointer -> const reference when possible
* no variable recyclicng
* `std::begin/end` prefered over `instance.begin/end`
* `USE` for explicit unused resaults

PR-URL: #26280
Fixes: #25593
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
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refack authored and BridgeAR committed Mar 4, 2019
1 parent 64a0b11 commit 668ca36
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Showing 6 changed files with 18 additions and 16 deletions.
2 changes: 1 addition & 1 deletion src/node_config.cc
@@ -1,7 +1,7 @@
#include "env-inl.h"
#include "node.h"
#include "node_i18n.h"
#include "node_options-inl.h"
#include "node_options.h"
#include "util-inl.h"

namespace node {
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10 changes: 5 additions & 5 deletions src/node_options-inl.h
Expand Up @@ -213,15 +213,15 @@ auto OptionsParser<Options>::Convert(
template <typename Options>
template <typename ChildOptions>
void OptionsParser<Options>::Insert(
const OptionsParser<ChildOptions>* child_options_parser,
const OptionsParser<ChildOptions>& child_options_parser,
ChildOptions* (Options::* get_child)()) {
aliases_.insert(child_options_parser->aliases_.begin(),
child_options_parser->aliases_.end());
aliases_.insert(std::begin(child_options_parser.aliases_),
std::end(child_options_parser.aliases_));

for (const auto& pair : child_options_parser->options_)
for (const auto& pair : child_options_parser.options_)
options_.emplace(pair.first, Convert(pair.second, get_child));

for (const auto& pair : child_options_parser->implications_)
for (const auto& pair : child_options_parser.implications_)
implications_.emplace(pair.first, Convert(pair.second, get_child));
}

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12 changes: 7 additions & 5 deletions src/node_options.cc
@@ -1,8 +1,9 @@
#include <cerrno>
#include "env-inl.h"
#include "node_binding.h"
#include "node_options-inl.h"

#include <cstdlib> // strtoul, errno

using v8::Boolean;
using v8::Context;
using v8::FunctionCallbackInfo;
Expand Down Expand Up @@ -112,7 +113,7 @@ class EnvironmentOptionsParser : public OptionsParser<EnvironmentOptions> {
EnvironmentOptionsParser();
explicit EnvironmentOptionsParser(const DebugOptionsParser& dop)
: EnvironmentOptionsParser() {
Insert(&dop, &EnvironmentOptions::get_debug_options);
Insert(dop, &EnvironmentOptions::get_debug_options);
}
};

Expand Down Expand Up @@ -373,7 +374,7 @@ PerIsolateOptionsParser::PerIsolateOptionsParser(
kAllowedInEnvironment);
#endif // NODE_REPORT

Insert(&eop, &PerIsolateOptions::get_per_env_options);
Insert(eop, &PerIsolateOptions::get_per_env_options);
}

PerProcessOptionsParser::PerProcessOptionsParser(
Expand Down Expand Up @@ -483,7 +484,7 @@ PerProcessOptionsParser::PerProcessOptionsParser(
#endif
#endif

Insert(&iop, &PerProcessOptions::get_per_isolate_options);
Insert(iop, &PerProcessOptions::get_per_isolate_options);
}

inline std::string RemoveBrackets(const std::string& host) {
Expand All @@ -497,7 +498,8 @@ inline int ParseAndValidatePort(const std::string& port,
std::vector<std::string>* errors) {
char* endptr;
errno = 0;
const long result = strtol(port.c_str(), &endptr, 10); // NOLINT(runtime/int)
const unsigned long result = // NOLINT(runtime/int)
strtoul(port.c_str(), &endptr, 10);
if (errno != 0 || *endptr != '\0'||
(result != 0 && result < 1024) || result > 65535) {
errors->push_back(" must be 0 or in range 1024 to 65535.");
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2 changes: 1 addition & 1 deletion src/node_options.h
Expand Up @@ -300,7 +300,7 @@ class OptionsParser {
// a method that yields the target options type from this parser's options
// type.
template <typename ChildOptions>
void Insert(const OptionsParser<ChildOptions>* child_options_parser,
void Insert(const OptionsParser<ChildOptions>& child_options_parser,
ChildOptions* (Options::* get_child)());

// Parse a sequence of options into an options struct, a list of
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4 changes: 2 additions & 2 deletions src/node_process_object.cc
@@ -1,5 +1,3 @@
#include <climits> // PATH_MAX

#include "env-inl.h"
#include "node_internals.h"
#include "node_options-inl.h"
Expand All @@ -8,6 +6,8 @@
#include "node_revert.h"
#include "util-inl.h"

#include <climits> // PATH_MAX

namespace node {
using v8::Context;
using v8::DEFAULT;
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4 changes: 2 additions & 2 deletions src/node_worker.cc
Expand Up @@ -487,13 +487,13 @@ void Worker::New(const FunctionCallbackInfo<Value>& args) {
// The first argument is program name.
invalid_args.erase(invalid_args.begin());
if (errors.size() > 0 || invalid_args.size() > 0) {
v8::Local<v8::Value> value =
v8::Local<v8::Value> error =
ToV8Value(env->context(),
errors.size() > 0 ? errors : invalid_args)
.ToLocalChecked();
Local<String> key =
FIXED_ONE_BYTE_STRING(env->isolate(), "invalidExecArgv");
args.This()->Set(env->context(), key, value).FromJust();
USE(args.This()->Set(env->context(), key, error).FromJust());
return;
}
}
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