Attempt to restore Node v4 support

mde · Nov 19, 2019 · 5e42d6c · 5e42d6c
1 parent 2d4e004
commit 5e42d6c
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diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,7 @@
 language: node_js
 sudo: false
 node_js:
+ - "4"
  - "6"
  - "8"
  - "10"

diff --git a/postinstall.js b/postinstall.js
@@ -1,5 +1,7 @@
 #!/usr/bin/env node
 
+'use strict';
+
 function isTrue(value) {
  return !!value && value !== '0' && value !== 'false';
 }