Node.js v4 support

[feross]

This package fails to install on the latest stable version of node.js. v4.0.0 as well as v4.1.0.

> node-icu-charset-detector@0.1.0 install /Users/feross/code/webtorrent-www/node_modules/gitter-irc-bot/node_modules/irc/node_modules/node-icu-charset-detector
> node-gyp rebuild

  CXX(target) Release/obj.target/node-icu-charset-detector/node-icu-charset-detector.o
In file included from ../node-icu-charset-detector.cpp:2:
../node_modules/nan/nan.h:324:27: error: redefinition of 'NanEnsureHandleOrPersistent'
  NAN_INLINE v8::Local<T> NanEnsureHandleOrPersistent(const v8::Local<T> &val) {
                          ^
../node_modules/nan/nan.h:319:17: note: previous definition is here
  v8::Handle<T> NanEnsureHandleOrPersistent(const v8::Handle<T> &val) {
                ^
../node_modules/nan/nan.h:344:27: error: redefinition of 'NanEnsureLocal'
  NAN_INLINE v8::Local<T> NanEnsureLocal(const v8::Handle<T> &val) {
                          ^
../node_modules/nan/nan.h:334:27: note: previous definition is here
  NAN_INLINE v8::Local<T> NanEnsureLocal(const v8::Local<T> &val) {
                          ^
../node_modules/nan/nan.h:757:13: error: no member named 'smalloc' in namespace 'node'
    , node::smalloc::FreeCallback callback
      ~~~~~~^
../node_modules/nan/nan.h:768:12: error: no matching function for call to 'New'
    return node::Buffer::New(v8::Isolate::GetCurrent(), data, size);
           ^~~~~~~~~~~~~~~~~
/Users/feross/.node-gyp/4.1.0/include/node/node_buffer.h:31:40: note: candidate function not viable: no known conversion from 'uint32_t' (aka 'unsigned int') to
      'enum encoding' for 3rd argument
NODE_EXTERN v8::MaybeLocal<v8::Object> New(v8::Isolate* isolate,
                                       ^
/Users/feross/.node-gyp/4.1.0/include/node/node_buffer.h:43:40: note: candidate function not viable: 2nd argument ('const char *') would lose const qualifier
NODE_EXTERN v8::MaybeLocal<v8::Object> New(v8::Isolate* isolate,
                                       ^
/Users/feross/.node-gyp/4.1.0/include/node/node_buffer.h:28:40: note: candidate function not viable: requires 2 arguments, but 3 were provided
NODE_EXTERN v8::MaybeLocal<v8::Object> New(v8::Isolate* isolate, size_t length);
                                       ^
/Users/feross/.node-gyp/4.1.0/include/node/node_buffer.h:36:40: note: candidate function not viable: requires 5 arguments, but 3 were provided
NODE_EXTERN v8::MaybeLocal<v8::Object> New(v8::Isolate* isolate,
                                       ^
In file included from ../node-icu-charset-detector.cpp:2:
../node_modules/nan/nan.h:772:12: error: no viable conversion from 'v8::MaybeLocal<v8::Object>' to 'v8::Local<v8::Object>'
    return node::Buffer::New(v8::Isolate::GetCurrent(), size);
           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/feross/.node-gyp/4.1.0/include/node/v8.h:210:7: note: candidate constructor (the implicit copy constructor) not viable: no known conversion from
      'v8::MaybeLocal<v8::Object>' to 'const v8::Local<v8::Object> &' for 1st argument
class Local {
      ^
/Users/feross/.node-gyp/4.1.0/include/node/v8.h:210:7: note: candidate constructor (the implicit move constructor) not viable: no known conversion from
      'v8::MaybeLocal<v8::Object>' to 'v8::Local<v8::Object> &&' for 1st argument
class Local {
      ^
/Users/feross/.node-gyp/4.1.0/include/node/v8.h:214:13: note: candidate template ignored: could not match 'Local' against 'MaybeLocal'
  V8_INLINE Local(Local<S> that)
            ^
/Users/feross/.node-gyp/4.1.0/include/node/v8.h:326:13: note: candidate template ignored: could not match 'S *' against 'v8::MaybeLocal<v8::Object>'
  V8_INLINE Local(S* that)
            ^
In file included from ../node-icu-charset-detector.cpp:2:
../node_modules/nan/nan.h:779:26: error: no member named 'Use' in namespace 'node::Buffer'
    return node::Buffer::Use(v8::Isolate::GetCurrent(), data, size);
           ~~~~~~~~~~~~~~^
../node-icu-charset-detector.cpp:7:10: fatal error: 'unicode/ucsdet.h' file not found
#include <unicode/ucsdet.h>
         ^
7 errors generated.
make: *** [Release/obj.target/node-icu-charset-detector/node-icu-charset-detector.o] Error 1

[vBm]

You're using node-icu-charset-detector@0.1.0, there's 0.1.1 which does support node v4+

[feross]

Ah, thanks.