在github看到一个nan版本升级规则替换规则，共享以便查阅
#!/usr/bin/env bash
set -e
set -u
# Semi-automated upgrading of Native Abstractions for Node.js (NAN)
# usage, from v1.x.x to v2.x.x.
# https://github.com/nodejs/nan
#
# Based on Thorsten Lorenz' script `update_to_nan_v2.0.x.sh`
# https://github.com/thlorenz
# https://gist.github.com/thlorenz/7e9d8ad15566c99fd116
# See also NAN issue #376 io.js v3 preparation.
# https://github.com/nodejs/nan/issues/376
#
# Usage: nan-upgrade-v1-to-v2.sh *.h *.cpp
replacements=(
"NanAsyncWorker/Nan::AsyncWorker"
"NanAsyncQueueWorker/Nan::AsyncQueueWorker"
"NanCallback/Nan::Callback"
"NanSetInternalFieldPointer/Nan::SetInternalFieldPointer"
"NanGetInternalFieldPointer/Nan::GetInternalFieldPointer"
"NanNewBufferHandle\\(([^)]+)\\)/Nan::NewBuffer(\\1).ToLocalChecked()"
"(NanNew(<(v8::)?String>)?\\(\"[^\"]*\"\\))/\\1.ToLocalChecked()"
"(NanNew<(v8::)?String>\\([^\"][^)]*\\))/\\1.ToLocalChecked()"
"NanNew/Nan::New"
"NODE_SET_PROTOTYPE_METHOD/Nan::SetPrototypeMethod"
"NODE_SET_METHOD/Nan::SetMethod"
"_NAN_METHOD_ARGS_TYPE/Nan::NAN_METHOD_ARGS_TYPE"
"(\\W)?args(\\W|\\.|\\[)/\\1info\\2"
"(^|\\s)(v8::)?Persistent/\\1Nan::Persistent"
"NanAssignPersistent(<\w+>)?\\(([^,]+),\\s*([^)]+)\\)/\\2.Reset(\\3)"
"NanDisposePersistent\\(([^\\)]+)\\)/\\1.Reset()"
"NanReturnValue/info.GetReturnValue().Set"
"NanReturnNull\\(\\)/info.GetReturnValue().Set(Nan::Null())"
"NanScope\\(\\)/Nan::HandleScope\ scope"
"NanEscapableScope\\(\\)/Nan::EscapableHandleScope scope"
"NanEscapeScope/scope.Escape"
"NanReturnUndefined\\(\\);/return;"
"NanUtf8String/Nan::Utf8String"
"NanObjectWrapHandle\\(([^\\)]+)\\)/\\1->handle()"
"(node::)?ObjectWrap/Nan::ObjectWrap"
"NanMakeCallback/Nan::MakeCallback"
"NanNull/Nan::Null"
"NanUndefined/Nan::Undefined"
"NanFalse/Nan::False"
"NanTrue/Nan::True"
"NanThrow(\w+)?Error/Nan::Throw\\1Error"
"NanThrowTypeError/Nan::ThrowTypeError"
"NanError/Nan::Error"
"NanGetCurrentContext/Nan::GetCurrentContext"
"([a-zA-Z0-9_]+)->SetAccessor\\(/Nan::SetAccessor(\\1, "
"NanAdjustExternalMemory/Nan::AdjustExternalMemory"
"NanSetTemplate/Nan::SetTemplate"
"NanHasInstance\\(([^,]+),\\s*([^)]+)\\)/Nan::New(\\1)->HasInstance(\\2)"
"NanReturnThis\\(\\)/info.GetReturnValue().Set(info.This())"
"Handle<([^>]+)>/Local<\\1>"
"Nan::Nan::/Nan::"
)
os=`uname`
if [ $os == 'Darwin' ];
then sed_flag='-E'
else sed_flag='-r'
fi
# NOTE: the below could possibly be peformed using `sed -i '.tmp~' -e 's/a/b/g -e 's/c/d/g' ...`.
for file in "$@"; do
echo $file
for replacement in "${replacements[@]}"; do
cat $file | sed $sed_flag "s/${replacement}/g" > $file.$$ && mv $file.$$ $file
done
done
参考：
脚本来更新Node.js插件来使用nan 2.0.x，因此使用iojs v3.x（在那里可以获得90％）
Semi-automated upgrading of Native Abstractions for Node.js (NAN)
