小程序npm和node模块

node_modules/@vant/weapp/dist/common/utils.js

@@ -0,0 +1,86 @@
+import { isDef, isNumber, isPlainObject, isPromise } from './validator';
+import { canIUseGroupSetData, canIUseNextTick, getSystemInfoSync, } from './version';
+export { isDef } from './validator';
+export { getSystemInfoSync } from './version';
+export function range(num, min, max) {
+    return Math.min(Math.max(num, min), max);
+}
+export function nextTick(cb) {
+    if (canIUseNextTick()) {
+        wx.nextTick(cb);
+    }
+    else {
+        setTimeout(() => {
+            cb();
+        }, 1000 / 30);
+    }
+}
+export function addUnit(value) {
+    if (!isDef(value)) {
+        return undefined;
+    }
+    value = String(value);
+    return isNumber(value) ? `${value}px` : value;
+}
+export function requestAnimationFrame(cb) {
+    return setTimeout(() => {
+        cb();
+    }, 1000 / 30);
+}
+export function pickExclude(obj, keys) {
+    if (!isPlainObject(obj)) {
+        return {};
+    }
+    return Object.keys(obj).reduce((prev, key) => {
+        if (!keys.includes(key)) {
+            prev[key] = obj[key];
+        }
+        return prev;
+    }, {});
+}
+export function getRect(context, selector) {
+    return new Promise((resolve) => {
+        wx.createSelectorQuery()
+            .in(context)
+            .select(selector)
+            .boundingClientRect()
+            .exec((rect = []) => resolve(rect[0]));
+    });
+}
+export function getAllRect(context, selector) {
+    return new Promise((resolve) => {
+        wx.createSelectorQuery()
+            .in(context)
+            .selectAll(selector)
+            .boundingClientRect()
+            .exec((rect = []) => resolve(rect[0]));
+    });
+}
+export function groupSetData(context, cb) {
+    if (canIUseGroupSetData()) {
+        context.groupSetData(cb);
+    }
+    else {
+        cb();
+    }
+}
+export function toPromise(promiseLike) {
+    if (isPromise(promiseLike)) {
+        return promiseLike;
+    }
+    return Promise.resolve(promiseLike);
+}
+// 浮点数精度处理
+export function addNumber(num1, num2) {
+    const cardinal = Math.pow(10, 10);
+    return Math.round((num1 + num2) * cardinal) / cardinal;
+}
+// 限制value在[min, max]之间
+export const clamp = (num, min, max) => Math.min(Math.max(num, min), max);
+export function getCurrentPage() {
+    const pages = getCurrentPages();
+    return pages[pages.length - 1];
+}
+export const isPC = ['mac', 'windows'].includes(getSystemInfoSync().platform);
+// 是否企业微信
+export const isWxWork = getSystemInfoSync().environment === 'wxwork';