project init & fix ui

miniprogram_npm/tdesign-miniprogram/common/utils.wxs

@@ -0,0 +1,72 @@
+/* utils */
+
+/**
+ * addUnit */
+// 为 css 添加单位
+function addUnit(value) {
+  var REGEXP = getRegExp('^\d+(.\d+)?$');
+  if (value == null) {
+    return undefined;
+  }
+  return REGEXP.test('' + value) ? value + 'px' : value;
+}
+
+function isString(string) {
+  return string && string.constructor === 'String';
+}
+
+function isArray(array) {
+  return array && array.constructor === 'Array';
+}
+
+function isObject(obj) {
+  return obj && obj.constructor === 'Object';
+}
+
+var isNoEmptyObj = function (obj) {
+  return isObject(obj) && JSON.stringify(obj) !== '{}';
+};
+
+function includes(arr, value) {
+  if (!arr || !isArray(arr)) return false;
+
+  var i = 0;
+  var len = arr.length;
+
+  for (; i < len; i++) {
+    if (arr[i] === value) return true;
+  }
+  return false;
+}
+
+function cls(base, arr) {
+  var res = [base];
+  var i = 0;
+  for (size = arr.length; i < size; i++) {
+    var item = arr[i];
+
+    if (item && item.constructor === 'Array') {
+      var key = arr[i][0];
+      var value = arr[i][1];
+
+      if (value) {
+        res.push(base + '--' + key);
+      }
+    } else if (typeof item === 'string') {
+      if (item) {
+        res.push(base + '--' + item);
+      }
+    }
+  }
+  return res.join(' ');
+}
+
+module.exports = {
+  addUnit: addUnit,
+  isString: isString,
+  isArray: isArray,
+  isObject: isObject,
+  isNoEmptyObj: isNoEmptyObj,
+  includes: includes,
+  cls: cls,
+};