prepare_node.sh

#!/bin/bash
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#
#
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export VERSION_FILE=/usr/include/opencascade/Standard_Version.hxx
grep -i "#define OCC_VERSION_COMPLETE"  ${VERSION_FILE} ;
lscpu ;
cmake --version ;

#set NPROC=`nproc`
# on linux:
#    NPROC=$(grep "^core id" /proc/cpuinfo | sort -u | wc -l)
# on MacOS
#    NPROC=$(sysctl -n hw.ncpu)
# on both
NPROC=$(node -p "os.cpus().length")

echo "Number of processors =" ${NPROC}


PATH=$PATH:`pwd`/node_modules/.bin
uname -a
echo "NODE PATH    = `which node`"
echo "NODE VERSION = `node --version`"
echo "NODE         = `node -p 'process.platform + "@" + process.arch'`"
echo "NPM VERSION  = `npm --version`"


# figure out if we should publish
PUBLISH_BINARY=false

# if we are building a tag then publish
echo $TRAVIS_BRANCH
export CURRENT BRANCH=`git describe --tags --always HEAD`
echo "CURRENT BRANCH  = $CURRENT_BRANCH" 
if [[ "$TRAVIS_BRANCH" == "$CURRENT_BRANCH" ]]; then PUBLISH_BINARY=true; fi;


echo "Publishing native platform Binary Package? ->" $PUBLISH_BINARY

# Cleanup the output of npm
npm config set progress false
npm config set spin false

if [[ ! -z $TRAVIS_ELECTRON_VERSION ]]; then
  if [[ $TRAVIS_OS_NAME == "linux" ]]; then
    export DISPLAY=:99.0
    sh -e /etc/init.d/xvfb start
  fi
  export npm_config_target=$TRAVIS_ELECTRON_VERSION
  export npm_config_arch=$ARCH
  export npm_config_disturl=https://atom.io/download/atom-shell
  export npm_config_runtime=electron
  npm install --arch=$ARCH electron@$TRAVIS_ELECTRON_VERSION
  npm install electron-mocha
  echo "installed Electron $TRAVIS_ELECTRON_VERSION"
fi

#  git submodule update --depth 50 --init --recursive
npm install --build-from-source