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var fs = require("fs"),
rollup = require("rollup"),
dependencies = require("./package.json").dependencies;
rollup.rollup({
input: "index.js",
external: Object.keys(dependencies)
}).then(function(bundle) {
return bundle.generate({format: "cjs"});
}).then(function(result) {
var code = result.code + "Object.defineProperty(exports, \"event\", {get: function() { return d3Selection.event; }});\n";
return new Promise(function(resolve, reject) {
fs.writeFile("build/d3.node.js", code, "utf8", function(error) {
if (error) return reject(error);
else resolve();
});
});
}).catch(abort);
function abort(error) {
console.error(error.stack);
}