fix: convert values to strings when tokenizing (#167)

Author: juergba

Diff for: lib/tokenize-arg-string.js

@@ -1,6 +1,8 @@
 // take an un-split argv string and tokenize it.
 module.exports = function (argString) {
-  if (Array.isArray(argString)) return argString
+  if (Array.isArray(argString)) {
+    return argString.map(e => typeof e !== 'string' ? e + '' : e)
+  }
 
   argString = argString.trim()
 

Diff for: test/tokenize-arg-string.js

@@ -12,6 +12,12 @@ describe('TokenizeArgString', function () {
     args[1].should.equal('99')
   })
 
+  it('handles unquoted numbers', function () {
+    var args = tokenizeArgString(['--foo', 9])
+    args[0].should.equal('--foo')
+    args[1].should.equal('9')
+  })
+
   it('handles quoted string with no spaces', function () {
     var args = tokenizeArgString("--foo 'hello'")
     args[0].should.equal('--foo')