src: add kUInteger parsing

This commit adds support for uint64_t option parsing.

Backport-PR-URL: #25168
PR-URL: #24811
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Myles Borins <myles.borins@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>

Author: mcollina

lib/internal/print_help.js

@@ -59,6 +59,7 @@ function getArgDescription(type) {
     case 'kHostPort':
       return '[host:]port';
     case 'kInteger':
+    case 'kUInteger':
     case 'kString':
     case 'kStringList':
       return '...';

src/node_options-inl.h

@@ -35,6 +35,19 @@ void OptionsParser<Options>::AddOption(const std::string& name,
                               help_text});
 }
 
+template <typename Options>
+void OptionsParser<Options>::AddOption(const std::string& name,
+                                       const std::string& help_text,
+                                       uint64_t Options::* field,
+                                       OptionEnvvarSettings env_setting) {
+  options_.emplace(
+      name,
+      OptionInfo{kUInteger,
+                 std::make_shared<SimpleOptionField<uint64_t>>(field),
+                 env_setting,
+                 help_text});
+}
+
 template <typename Options>
 void OptionsParser<Options>::AddOption(const std::string& name,
                                        const std::string& help_text,
@@ -397,6 +410,9 @@ void OptionsParser<Options>::Parse(
       case kInteger:
         *Lookup<int64_t>(info.field, options) = std::atoll(value.c_str());
         break;
+      case kUInteger:
+        *Lookup<uint64_t>(info.field, options) = std::stoull(value.c_str());
+        break;
       case kString:
         *Lookup<std::string>(info.field, options) = value;
         break;

src/node_options.cc

@@ -406,6 +406,9 @@ void GetOptions(const FunctionCallbackInfo<Value>& args) {
       case kInteger:
         value = Number::New(isolate, *parser.Lookup<int64_t>(field, opts));
         break;
+      case kUInteger:
+        value = Number::New(isolate, *parser.Lookup<uint64_t>(field, opts));
+        break;
       case kString:
         if (!ToV8Value(context, *parser.Lookup<std::string>(field, opts))
                  .ToLocal(&value)) {
@@ -492,6 +495,7 @@ void Initialize(Local<Object> target,
   NODE_DEFINE_CONSTANT(types, kV8Option);
   NODE_DEFINE_CONSTANT(types, kBoolean);
   NODE_DEFINE_CONSTANT(types, kInteger);
+  NODE_DEFINE_CONSTANT(types, kUInteger);
   NODE_DEFINE_CONSTANT(types, kString);
   NODE_DEFINE_CONSTANT(types, kHostPort);
   NODE_DEFINE_CONSTANT(types, kStringList);

src/node_options.h

@@ -168,6 +168,7 @@ enum OptionType {
   kV8Option,
   kBoolean,
   kInteger,
+  kUInteger,
   kString,
   kHostPort,
   kStringList,
@@ -194,6 +195,10 @@ class OptionsParser {
                  const std::string& help_text,
                  bool Options::* field,
                  OptionEnvvarSettings env_setting = kDisallowedInEnvironment);
+  void AddOption(const std::string& name,
+                 const std::string& help_text,
+                 uint64_t Options::* field,
+                 OptionEnvvarSettings env_setting = kDisallowedInEnvironment);
   void AddOption(const std::string& name,
                  const std::string& help_text,
                  int64_t Options::* field,