Fixed initialization of std::string to nullptr

Enabled VC++ static analysis

PR-URL: #228
Reviewed-By: Michael Dawson <[email protected]>
Reviewed-By: Hitesh Kanwathirtha <[email protected]>

Author: ebickle

napi-inl.h

@@ -1820,7 +1820,7 @@ inline NAPI_NO_RETURN void Error::Fatal(const char* location, const char* messag
   napi_fatal_error(location, NAPI_AUTO_LENGTH, message, NAPI_AUTO_LENGTH);
 }
 
-inline Error::Error() : ObjectReference(), _message(nullptr) {
+inline Error::Error() : ObjectReference() {
 }
 
 inline Error::Error(napi_env env, napi_value value) : ObjectReference(env, nullptr) {

test/binding.gyp

@@ -33,7 +33,10 @@
       'cflags!': [ '-fno-exceptions' ],
       'cflags_cc!': [ '-fno-exceptions' ],
       'msvs_settings': {
-        'VCCLCompilerTool': { 'ExceptionHandling': 1 },
+        'VCCLCompilerTool': {
+          'ExceptionHandling': 1,
+          'EnablePREfast': 'true',
+        },
       },
       'xcode_settings': {
         'CLANG_CXX_LIBRARY': 'libc++',
@@ -47,7 +50,10 @@
       'cflags': [ '-fno-exceptions' ],
       'cflags_cc': [ '-fno-exceptions' ],
       'msvs_settings': {
-        'VCCLCompilerTool': { 'ExceptionHandling': 0 },
+        'VCCLCompilerTool': {
+          'ExceptionHandling': 0,
+          'EnablePREfast': 'true',
+        },
       },
       'xcode_settings': {
         'CLANG_CXX_LIBRARY': 'libc++',