fix: electron 29 workaround

nodejs#936 (comment)

.dntrc

@@ -0,0 +1,30 @@
+## DNT config file
+## see https://github.com/rvagg/dnt
+
+NODE_VERSIONS="\
+  master   \
+  v0.11.13 \
+  v0.10.30 \
+  v0.10.29 \
+  v0.10.28 \
+  v0.10.26 \
+  v0.10.25 \
+  v0.10.24 \
+  v0.10.23 \
+  v0.10.22 \
+  v0.10.21 \
+  v0.10.20 \
+  v0.10.19 \
+  v0.8.28  \
+  v0.8.27  \
+  v0.8.26  \
+  v0.8.24  \
+"
+OUTPUT_PREFIX="nan-"
+TEST_CMD="                                                                        \
+  cd /dnt/ &&                                                                     \
+  npm install &&                                                                  \
+  node_modules/.bin/node-gyp --nodedir /usr/src/node/ rebuild --directory test && \
+  node_modules/.bin/tap --gc test/js/*-test.js                                    \
+"
+

.gitignore

@@ -0,0 +1,2 @@
+build/
+node_modules/

.npmignore

@@ -0,0 +1,10 @@
+test/
+examples/
+.dntrc
+.travis.yml
+.npmignore
+appveyor.yml
+Makefile
+cpplint.py
+nan-*.tgz
+doc/.build.sh

.travis.yml

@@ -0,0 +1,52 @@
+os:
+  - linux
+  - osx
+language: cpp
+addons:
+  apt:
+    sources:
+    - ubuntu-toolchain-r-test
+    packages:
+    - bc
+    - g++-4.8
+env:
+  matrix:
+  - TRAVIS_NODE_VERSION="0.10"
+  - TRAVIS_NODE_VERSION="0.12"
+  - TRAVIS_NODE_VERSION="4"
+  - TRAVIS_NODE_VERSION="5"
+  - TRAVIS_NODE_VERSION="6"
+  - TRAVIS_NODE_VERSION="7"
+  - TRAVIS_NODE_VERSION="8"
+  - TRAVIS_NODE_VERSION="9"
+  - TRAVIS_NODE_VERSION="10"
+  - TRAVIS_NODE_VERSION="11"
+  - TRAVIS_NODE_VERSION="12"
+  - TRAVIS_NODE_VERSION="13"
+  - TRAVIS_NODE_VERSION="14"
+  - TRAVIS_NODE_VERSION="15"
+  - TRAVIS_NODE_VERSION="16"
+  - TRAVIS_NODE_VERSION="17"
+  - TRAVIS_NODE_VERSION="18"
+  - TRAVIS_NODE_VERSION="19"
+  - TRAVIS_NODE_VERSION="20"
+  - TRAVIS_NODE_VERSION="lts/*" ELECTRON_VERSION="2.0.18"
+  - TRAVIS_NODE_VERSION="lts/*" ELECTRON_VERSION="3.1.13"
+  - TRAVIS_NODE_VERSION="lts/*" ELECTRON_VERSION="4.2.12"
+  - TRAVIS_NODE_VERSION="lts/*" ELECTRON_VERSION="5.0.13"
+  - TRAVIS_NODE_VERSION="lts/*" ELECTRON_VERSION="6.1.10"
+  - TRAVIS_NODE_VERSION="lts/*" ELECTRON_VERSION="7.2.3"
+  - TRAVIS_NODE_VERSION="lts/*" ELECTRON_VERSION="8.2.3"
+matrix:
+  exclude:
+    - os: osx
+      env: TRAVIS_NODE_VERSION="0.12"
+install:
+  - rm -rf ~/.nvm && git clone https://github.com/creationix/nvm.git ~/.nvm && (cd ~/.nvm && git checkout `git describe --abbrev=0 --tags`) && source ~/.nvm/nvm.sh && nvm install $TRAVIS_NODE_VERSION
+  - if [[ $TRAVIS_OS_NAME == "linux" ]]; then export CXX=g++-4.8; fi
+  - $CXX --version
+  - if [[ $TRAVIS_NODE_VERSION == "0.8" ]]; then npm config set strict-ssl false; fi
+  - if [[ -z "$ELECTRON_VERSION" && $(echo "$TRAVIS_NODE_VERSION < 4" | bc -l)  == "1" ]]; then npm install npm@2 && mv node_modules npm && npm/.bin/npm --version && npm/.bin/npm install; else npm --version && npm install; fi
+  - if [[ -z "$ELECTRON_VERSION" ]]; then node_modules/.bin/node-gyp rebuild --directory test; else node_modules/.bin/node-gyp rebuild --target=v$ELECTRON_VERSION --dist-url=https://atom.io/download/electron --directory test; fi
+script:
+  - if [[ -z "$ELECTRON_VERSION" ]]; then node_modules/.bin/tap --gc test/js/*-test.js; fi