refactor: remove ramda from stylesheet package (diegomura#1829)

Author: diegomura

castArray.js

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+/**
+ * Casts value to array
+ *
+ * @param {any} value
+ * @returns {Array} casted value
+ */
+const castArray = value => {
+  return Array.isArray(value) ? value : [value];
+};
+
+export default castArray;

compose.js

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+/* eslint-disable no-await-in-loop */
+
+import reverse from './reverse';
+
+/**
+ * Performs right-to-left function composition
+ *
+ * @param  {...any} functions
+ */
+const compose = (...fns) => (value, ...args) => {
+  let result = value;
+  const reversedFns = reverse(fns);
+
+  for (let i = 0; i < reversedFns.length; i += 1) {
+    const fn = reversedFns[i];
+    result = fn(result, ...args);
+  }
+
+  return result;
+};
+
+export default compose;

reverse.js

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+const reverse = list => Array.prototype.slice.call(list, 0).reverse();
+
+export default reverse;