0.2.0 - Mid migration

web/node_modules/compose-function/module/index.js

@@ -0,0 +1,23 @@
+import arityN from 'arity-n';
+
+
+let compose2 = (f, g) => (...args) => f(g(...args));
+
+export default function compose(...functions) {
+
+  const funcs = functions.filter(fn => typeof fn === 'function');
+
+  let lastIdx = funcs.length - 1;
+  let arity = 0;
+
+  if (funcs.length <= 0) {
+    throw new Error('No funcs passed');
+  }
+
+
+  if (lastIdx >= 0 && funcs[lastIdx]) {
+    arity = funcs[lastIdx].length;
+  }
+
+  return arityN(funcs.reduce(compose2), arity);
+}