Node 13 support

Author: saper

.travis.yml

@@ -16,6 +16,12 @@ jobs:
     - stage: platform-test
       node_js: "node"
       os: osx
+    - stage: platform-test
+      node_js: "12"
+      os: linux
+    - stage: platform-test
+      node_js: "12"
+      os: osx
     - stage: platform-test
       node_js: "11"
       os: linux
@@ -74,12 +80,19 @@ addons:
       - g++-4.7
       - gcc-4.9
       - g++-4.9
+      - gcc-6
+      - g++-6
 
 before_install:
   - echo $TRAVIS_NODE_VERSION
   - npm config set python `which python`
   - if [ $TRAVIS_OS_NAME == "linux" ]; then
-      if [[ $(node -v) =~ v[1-9][0-9] ]]; then
+      if [[ $(node -v) =~ v13 ]]; then
+        export CC="gcc-6";
+        export CXX="g++-6";
+        export LINK="gcc-6";
+        export LINKXX="g++-6";
+      elif [[ $(node -v) =~ v[1-9][0-9] ]]; then
         export CC="gcc-4.9";
         export CXX="g++-4.9";
         export LINK="gcc-4.9";
@@ -94,8 +107,8 @@ before_install:
   - nvm --version
   - node --version
   - npm --version
-  - gcc --version
-  - g++ --version
+  - ${CC:-gcc} --version
+  - ${CXX:-g++} --version
 
 install:
   - npm install

README.md

@@ -4,6 +4,7 @@
 
 NodeJS  | Minimum node-sass version | Node Module
 --------|--------------------------|------------
+Node 13 | (not yet release)        | 79
 Node 12 | 4.12+                    | 72
 Node 11 | 4.10+                    | 67
 Node 10 | 4.9+                     | 64

appveyor.yml

@@ -76,6 +76,9 @@
       - nodejs_version: 12
         GYP_MSVS_VERSION: 2017
         APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      - nodejs_version: 13
+        GYP_MSVS_VERSION: 2017
+        APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
 
   install:
     # https://www.appveyor.com/docs/lang/nodejs-iojs/#installing-any-version-of-nodejs-or-iojs
@@ -173,6 +176,9 @@
       - nodejs_version: 12
         GYP_MSVS_VERSION: 2017
         APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      - nodejs_version: 13
+        GYP_MSVS_VERSION: 2017
+        APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
 
   install:
     # https://www.appveyor.com/docs/lang/nodejs-iojs/#installing-any-version-of-nodejs-or-iojs

lib/extensions.js

@@ -78,6 +78,7 @@ function getHumanNodeVersion(abi) {
     case 64: return 'Node.js 10.x';
     case 67: return 'Node.js 11.x';
     case 72: return 'Node.js 12.x';
+    case 79: return 'Node.js 13.x';
     default: return false;
   }
 }