增加基本项目配置

node_modules/dayjs/esm/utils.js

@@ -0,0 +1,57 @@
+import * as C from './constant';
+
+var padStart = function padStart(string, length, pad) {
+  var s = String(string);
+  if (!s || s.length >= length) return string;
+  return "" + Array(length + 1 - s.length).join(pad) + string;
+};
+
+var padZoneStr = function padZoneStr(instance) {
+  var negMinuts = -instance.utcOffset();
+  var minutes = Math.abs(negMinuts);
+  var hourOffset = Math.floor(minutes / 60);
+  var minuteOffset = minutes % 60;
+  return "" + (negMinuts <= 0 ? '+' : '-') + padStart(hourOffset, 2, '0') + ":" + padStart(minuteOffset, 2, '0');
+};
+
+var monthDiff = function monthDiff(a, b) {
+  // function from moment.js in order to keep the same result
+  var wholeMonthDiff = (b.year() - a.year()) * 12 + (b.month() - a.month());
+  var anchor = a.clone().add(wholeMonthDiff, C.M);
+  var c = b - anchor < 0;
+  var anchor2 = a.clone().add(wholeMonthDiff + (c ? -1 : 1), C.M);
+  return Number(-(wholeMonthDiff + (b - anchor) / (c ? anchor - anchor2 : anchor2 - anchor)) || 0);
+};
+
+var absFloor = function absFloor(n) {
+  return n < 0 ? Math.ceil(n) || 0 : Math.floor(n);
+};
+
+var prettyUnit = function prettyUnit(u) {
+  var special = {
+    M: C.M,
+    y: C.Y,
+    w: C.W,
+    d: C.D,
+    D: C.DATE,
+    h: C.H,
+    m: C.MIN,
+    s: C.S,
+    ms: C.MS,
+    Q: C.Q
+  };
+  return special[u] || String(u || '').toLowerCase().replace(/s$/, '');
+};
+
+var isUndefined = function isUndefined(s) {
+  return s === undefined;
+};
+
+export default {
+  s: padStart,
+  z: padZoneStr,
+  m: monthDiff,
+  a: absFloor,
+  p: prettyUnit,
+  u: isUndefined
+};