hi I'm trying to install contentful but when I type the command
npm install -s gatsby-source-contentful@1.3.54 it does not install and gives the error
`info sharp Using cached /Users/atharvsharma/.npm/_libvips/libvips-8.6.1-darwin-x64.tar.gz
TOUCH Release/obj.target/libvips-cpp.stamp
CXX(target) Release/obj.target/sharp/src/common.o
In file included from ../src/common.cc:27:
../src/common.h:82:20: error: no member named 'Handle' in namespace 'v8'
bool HasAttr(v8::Handle obj, std::string attr);
../src/common.h:82:37: error: expected '(' for function-style cast or type construction
bool HasAttr(v8::Handle<v8::Object> obj, std::string attr);
~~~~~~~~~~^
../src/common.h:82:39: error: use of undeclared identifier 'obj'
bool HasAttr(v8::Handle<v8::Object> obj, std::string attr);
^
../src/common.h:82:56: error: expected '(' for function-style cast or type construction
bool HasAttr(v8::Handle<v8::Object> obj, std::string attr);
~~~~~~~~~~~ ^
../src/common.h:83:29: error: no member named 'Handle' in namespace 'v8'
std::string AttrAsStr(v8::Handle<v8::Object> obj, std::string attr);
~~~~^
../src/common.h:83:46: error: expected '(' for function-style cast or type construction
std::string AttrAsStr(v8::Handle<v8::Object> obj, std::string attr);
~~~~~~~~~~^
../src/common.h:83:48: error: use of undeclared identifier 'obj'
std::string AttrAsStr(v8::Handle<v8::Object> obj, std::string attr);
^
../src/common.h:83:65: error: expected '(' for function-style cast or type construction
std::string AttrAsStr(v8::Handle<v8::Object> obj, std::string attr);
~~~~~~~~~~~ ^
../src/common.h:84:37: warning: variable templates are a C++14 extension [-Wc++14-extensions]
template<typename T> v8::Local<T> AttrAs(v8::Handle<v8::Object> obj, std::string attr) {
^
../src/common.h:84:48: error: no member named 'Handle' in namespace 'v8'
template<typename T> v8::Local<T> AttrAs(v8::Handle<v8::Object> obj, std::string attr) {
~~~~^
../src/common.h:84:65: error: expected '(' for function-style cast or type construction
template<typename T> v8::Local<T> AttrAs(v8::Handle<v8::Object> obj, std::string attr) {
~~~~~~~~~~^
../src/common.h:84:67: error: use of undeclared identifier 'obj'
template<typename T> v8::Local<T> AttrAs(v8::Handle<v8::Object> obj, std::string attr) {
^
../src/common.h:84:84: error: expected '(' for function-style cast or type construction
template<typename T> v8::Local<T> AttrAs(v8::Handle<v8::Object> obj, std::string attr) {
~~~~~~~~~~~ ^
../src/common.h:84:89: error: expected ';' at end of declaration
template<typename T> v8::Local<T> AttrAs(v8::Handle<v8::Object> obj, std::string attr) {
^
;
../src/common.h:84:90: error: expected unqualified-id
template<typename T> v8::Local<T> AttrAs(v8::Handle<v8::Object> obj, std::string attr) {
^
../src/common.h:87:26: warning: variable templates are a C++14 extension [-Wc++14-extensions]
template<typename T> T AttrTo(v8::Handle<v8::Object> obj, std::string attr) {
^
../src/common.h:87:37: error: no member named 'Handle' in namespace 'v8'
template<typename T> T AttrTo(v8::Handle<v8::Object> obj, std::string attr) {
~~~~^
../src/common.h:87:54: error: expected '(' for function-style cast or type construction
template<typename T> T AttrTo(v8::Handle<v8::Object> obj, std::string attr) {
~~~~~~~~~~^
../src/common.h:87:56: error: use of undeclared identifier 'obj'
template<typename T> T AttrTo(v8::Handle<v8::Object> obj, std::string attr) {
^
../src/common.h:87:73: error: expected '(' for function-style cast or type construction
template<typename T> T AttrTo(v8::Handle<v8::Object> obj, std::string attr) {
~~~~~~~~~~~ ^
../src/common.h:87:78: error: expected ';' at end of declaration
template<typename T> T AttrTo(v8::Handle<v8::Object> obj, std::string attr) {
^
;
fatal error: too many errors emitted, stopping now [-ferror-limit=]
2 warnings and 20 errors generated.
make: *** [Release/obj.target/sharp/src/common.o] Error 1`
please help how can I resolve this
hi I'm trying to install contentful but when I type the command obj, std::string attr);
npm install -s gatsby-source-contentful@1.3.54
it does not install and gives the error `info sharp Using cached /Users/atharvsharma/.npm/_libvips/libvips-8.6.1-darwin-x64.tar.gz TOUCH Release/obj.target/libvips-cpp.stamp CXX(target) Release/obj.target/sharp/src/common.o In file included from ../src/common.cc:27: ../src/common.h:82:20: error: no member named 'Handle' in namespace 'v8' bool HasAttr(v8::Handle