node_npm_setup.txt

$ which node
/usr/local/bin/node

$ node -v # installed from https://nodejs.org/dist/v8.7.0/node-v8.7.0.pkg
v8.7.0

$ which npm
/usr/local/bin/npm

$ npm -v
5.4.2

$ apollo-codegen --version
0.17.0

## NEW Error Message
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin:/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/bin:/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/libexec:/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin:/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/local/bin:/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/usr/bin:/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/usr/local/bin:/Applications/Xcode.app/Contents/Developer/usr/bin:/Applications/Xcode.app/Contents/Developer/usr/local/bin:/Applications/Xcode.app/Contents/Developer/Tools:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin/node
Can't find apollo-codegen. Installing...
/Users/sebastian/.node/bin/apollo-codegen -> /Users/sebastian/.node/lib/node_modules/apollo-codegen/lib/cli.js
+ apollo-codegen@0.17.0
updated 1 package in 3.341s
/Users/sebastian/Code/Feerd/Carthage/Build/iOS/Apollo.framework/check-and-run-apollo-codegen.sh: line 24: apollo-codegen: command not found
The version of Apollo.framework in your project requires apollo-codegen 0.17, but an unknown older version seems to be installed. Installing...
/Users/sebastian/.node/bin/apollo-codegen -> /Users/sebastian/.node/lib/node_modules/apollo-codegen/lib/cli.js
+ apollo-codegen@0.17.0
updated 1 package in 1.744s
++ exec apollo-codegen generate '**/*.graphql' --schema schema.json --output API.swift
/Users/sebastian/Code/Feerd/Carthage/Build/iOS/Apollo.framework/check-and-run-apollo-codegen.sh: line 67: exec: apollo-codegen: not found
Command /bin/sh failed with exit code 127