abiToNodeRange

lib/index.js

@@ -1,2 +1,8 @@
 import * as system from './system.js';
+
+export function need (nodeRangeOrAbi, platform, arch) {
+  const nodeRange = system.abiToNodeRange(nodeRangeOrAbi);
+  console.log(nodeRange);
+}
+
 export { system };

lib/system.js

@@ -4,6 +4,14 @@ function getAbi () {
   return 'm' + process.versions.modules;
 }
 
+export function abiToNodeRange (abi) {
+  if (/^m?14/.test(abi)) return '0.12';
+  if (/^m?46/.test(abi)) return '4';
+  if (/^m?47/.test(abi)) return '5';
+  if (/^m?48/.test(abi)) return '6';
+  return abi;
+}
+
 export function toFancyPlatform (platform) {
   if (platform === 'darwin') return 'osx';
   if (platform === 'win32') return 'win';

package.json

@@ -50,10 +50,11 @@
     "expand-template": "1.0.2",
     "mkdirp-promise": "2.0.0",
     "request": "2.74.0",
-    "rimraf-promise": "2.0.0"
+    "rimraf-promise": "2.0.0",
+    "semver": "5.3.0"
   },
   "devDependencies": {
-    "ava": "^0.16.0",
+    "ava": "0.16.0",
     "babel-eslint": "6.0.4",
     "babel-plugin-transform-async-to-generator": "6.8.0",
     "babel-plugin-transform-es2015-modules-commonjs": "6.8.0",