language: node_js

dist: xenial

services:
  - postgresql

sudo: true

node_js:
  - "12"
  - "10"
  - "8"
  - "6"
  - "4"

env:
  - CC=clang CXX=clang++ npm_config_clang=1 PGUSER=postgres PGDATABASE=postgres PGHOST=localhost

before_install:
  - if [ $TRAVIS_OS_NAME == "linux" ]; then
      if [[ $(node -v) =~ v[1-9][0-9] ]]; then
        source ./vendor/build.sh;
      fi
    fi