error when hosts array uses process.env for lambda/claudiajs

[msolovyov]

const mc = new memcached({hosts: [process.env.memcache], autodiscover: true})

babel src --out-dir bin

src/api.js -> bin/api.js
validating package
TypeError: Cannot read property 'split' of undefined
at Client.splitHost (/private/var/folders/w4/0_jcj9dd67g3ycr39nbzp8kh0000gn/T/9b8b4587-e1c6-4219-a679-a574b6c692fc/node_modules/memcache-plus/lib/client.js:230:19)
at Client. (/private/var/folders/w4/0_jcj9dd67g3ycr39nbzp8kh0000gn/T/9b8b4587-e1c6-4219-a679-a574b6c692fc/node_modules/memcache-plus/lib/client.js:153:22)
at Array.map (native)
at Client.getHostList (/private/var/folders/w4/0_jcj9dd67g3ycr39nbzp8kh0000gn/T/9b8b4587-e1c6-4219-a679-a574b6c692fc/node_modules/memcache-plus/lib/client.js:152:35)
at Client.connect (/private/var/folders/w4/0_jcj9dd67g3ycr39nbzp8kh0000gn/T/9b8b4587-e1c6-4219-a679-a574b6c692fc/node_modules/memcache-plus/lib/client.js:79:14)
at new Client (/private/var/folders/w4/0_jcj9dd67g3ycr39nbzp8kh0000gn/T/9b8b4587-e1c6-4219-a679-a574b6c692fc/node_modules/memcache-plus/lib/client.js:61:10)
at Object. (/private/var/folders/w4/0_jcj9dd67g3ycr39nbzp8kh0000gn/T/9b8b4587-e1c6-4219-a679-a574b6c692fc/bin/api.js:68:12)
at Module._compile (module.js:571:32)
at Object.Module._extensions..js (module.js:580:10)
at Module.load (module.js:488:32)
at tryModuleLoad (module.js:447:12)
at Function.Module._load (module.js:439:3)
at Module.require (module.js:498:17)
at require (internal/module.js:20:19)
at validatePackage (/Users/m/.npm-packages/lib/node_modules/claudia/src/tasks/validate-package.js:15:15)
at initEnvVarsFromOptions.then.then.then.then.then.then.then.dir (/Users/m/.npm-packages/lib/node_modules/claudia/src/commands/update.js:140:10)

[victorquinn]

Are you sure process.env.memcache has a value?

We should certainly fix the library to give a better error if an array with [undefined] is sent to the initialization but it really looks like your process.env.memcache is set to undefined