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This is a playground to test code. It runs a full Node.js environment and already has all of npm’s 1,000,000+ packages pre-installed, including react-relay-0.9. Try it out:
require("babel-relay-plugin-0.9/package.json"); // babel-relay-plugin-0.9 is a peer dependency.
require("react/package.json"); // react is a peer dependency.
var reactRelay09 = require("react-relay-0.9")
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