Add fs.statSyncNoException

This is now mainly for history reason.

(cherry picked from commit babfb5261dd827564a273ba4f855de702eecc983)

lib/fs.js

@@ -937,6 +937,12 @@ fs.lstatSync = function(path) {
   return getStatsFromBinding(stats);
 };
 
+fs.lstatSyncNoException = function(path) {
+  nullCheck(path);
+  var stats = binding.lstatNoException(pathModule._makeLong(path));
+  return stats !== false ? statsFromValues() : stats;
+};
+
 fs.statSync = function(path) {
   path = getPathFromURL(path);
   validatePath(path);
@@ -947,6 +953,12 @@ fs.statSync = function(path) {
   return getStatsFromBinding(stats);
 };
 
+fs.statSyncNoException = function(path) {
+  nullCheck(path);
+  var stats = binding.statNoException(pathModule._makeLong(path));
+  return stats !== false ? statsFromValues() : stats;
+};
+
 fs.readlink = function(path, options, callback) {
   callback = makeCallback(typeof options === 'function' ? options : callback);
   options = getOptions(options, {});

src/node_file.cc

@@ -845,6 +845,26 @@ static void Stat(const FunctionCallbackInfo<Value>& args) {
   }
 }
 
+static void StatNoException(const FunctionCallbackInfo<Value>& args) {
+  Environment* env = Environment::GetCurrent(args.GetIsolate());
+  HandleScope scope(env->isolate());
+
+  if (args.Length() < 1 || !args[0]->IsString()) {
+    args.GetReturnValue().Set(v8::Boolean::New(env->isolate(), false));
+    return;
+  }
+
+  String::Utf8Value path(args[0]);
+
+  FSReqWrapSync req_wrap;
+  int result = uv_fs_stat(uv_default_loop(), &req_wrap.req, *path, NULL);
+  if (result < 0)
+    args.GetReturnValue().Set(v8::Boolean::New(env->isolate(), false));
+  else
+    FillStatsArray(env->fs_stats_field_array(),
+                   static_cast<const uv_stat_t*>(req_wrap.req.ptr));
+}
+
 static void LStat(const FunctionCallbackInfo<Value>& args) {
   Environment* env = Environment::GetCurrent(args);
 
@@ -875,6 +895,26 @@ static void LStat(const FunctionCallbackInfo<Value>& args) {
   }
 }
 
+static void LStatNoException(const FunctionCallbackInfo<Value>& args) {
+  Environment* env = Environment::GetCurrent(args.GetIsolate());
+  HandleScope scope(env->isolate());
+
+  String::Utf8Value path(args[0]);
+
+  if (args.Length() < 1 || !args[0]->IsString()) {
+    args.GetReturnValue().Set(v8::Boolean::New(env->isolate(), false));
+    return;
+  }
+
+  FSReqWrapSync req_wrap;
+  int result = uv_fs_lstat(uv_default_loop(), &req_wrap.req, *path, NULL);
+  if (result < 0)
+    args.GetReturnValue().Set(v8::Boolean::New(env->isolate(), false));
+  else
+    FillStatsArray(env->fs_stats_field_array(),
+                   static_cast<const uv_stat_t*>(req_wrap.req.ptr));
+}
+
 static void FStat(const FunctionCallbackInfo<Value>& args) {
   Environment* env = Environment::GetCurrent(args);
 
@@ -1877,7 +1917,9 @@ void Initialize(Local<Object> target,
   env->SetMethod(target, "internalModuleReadJSON", InternalModuleReadJSON);
   env->SetMethod(target, "internalModuleStat", InternalModuleStat);
   env->SetMethod(target, "stat", Stat);
+  env->SetMethod(target, "statNoException", StatNoException);
   env->SetMethod(target, "lstat", LStat);
+  env->SetMethod(target, "lstatNoException", LStatNoException);
   env->SetMethod(target, "fstat", FStat);
   env->SetMethod(target, "link", Link);
   env->SetMethod(target, "symlink", Symlink);