update

node_modules/ramda/src/internal/_reduce.js

@@ -0,0 +1,82 @@
+var _isArrayLike =
+/*#__PURE__*/
+require("./_isArrayLike");
+
+var _xwrap =
+/*#__PURE__*/
+require("./_xwrap");
+
+var bind =
+/*#__PURE__*/
+require("../bind");
+
+function _arrayReduce(xf, acc, list) {
+  var idx = 0;
+  var len = list.length;
+
+  while (idx < len) {
+    acc = xf['@@transducer/step'](acc, list[idx]);
+
+    if (acc && acc['@@transducer/reduced']) {
+      acc = acc['@@transducer/value'];
+      break;
+    }
+
+    idx += 1;
+  }
+
+  return xf['@@transducer/result'](acc);
+}
+
+function _iterableReduce(xf, acc, iter) {
+  var step = iter.next();
+
+  while (!step.done) {
+    acc = xf['@@transducer/step'](acc, step.value);
+
+    if (acc && acc['@@transducer/reduced']) {
+      acc = acc['@@transducer/value'];
+      break;
+    }
+
+    step = iter.next();
+  }
+
+  return xf['@@transducer/result'](acc);
+}
+
+function _methodReduce(xf, acc, obj, methodName) {
+  return xf['@@transducer/result'](obj[methodName](bind(xf['@@transducer/step'], xf), acc));
+}
+
+var symIterator = typeof Symbol !== 'undefined' ? Symbol.iterator : '@@iterator';
+
+function _reduce(fn, acc, list) {
+  if (typeof fn === 'function') {
+    fn = _xwrap(fn);
+  }
+
+  if (_isArrayLike(list)) {
+    return _arrayReduce(fn, acc, list);
+  }
+
+  if (typeof list['fantasy-land/reduce'] === 'function') {
+    return _methodReduce(fn, acc, list, 'fantasy-land/reduce');
+  }
+
+  if (list[symIterator] != null) {
+    return _iterableReduce(fn, acc, list[symIterator]());
+  }
+
+  if (typeof list.next === 'function') {
+    return _iterableReduce(fn, acc, list);
+  }
+
+  if (typeof list.reduce === 'function') {
+    return _methodReduce(fn, acc, list, 'reduce');
+  }
+
+  throw new TypeError('reduce: list must be array or iterable');
+}
+
+module.exports = _reduce;