第一次提交

miniprogram/miniprogram_npm/@vant/weapp/common/utils.js

@@ -0,0 +1,113 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.getCurrentPage = exports.toPromise = exports.groupSetData = exports.getAllRect = exports.getRect = exports.pickExclude = exports.requestAnimationFrame = exports.addUnit = exports.getSystemInfoSync = exports.nextTick = exports.range = exports.isDef = void 0;
+var validator_1 = require("./validator");
+var version_1 = require("./version");
+var validator_2 = require("./validator");
+Object.defineProperty(exports, "isDef", { enumerable: true, get: function () { return validator_2.isDef; } });
+function range(num, min, max) {
+    return Math.min(Math.max(num, min), max);
+}
+exports.range = range;
+function nextTick(cb) {
+    if ((0, version_1.canIUseNextTick)()) {
+        wx.nextTick(cb);
+    }
+    else {
+        setTimeout(function () {
+            cb();
+        }, 1000 / 30);
+    }
+}
+exports.nextTick = nextTick;
+var systemInfo;
+function getSystemInfoSync() {
+    if (systemInfo == null) {
+        systemInfo = wx.getSystemInfoSync();
+    }
+    return systemInfo;
+}
+exports.getSystemInfoSync = getSystemInfoSync;
+function addUnit(value) {
+    if (!(0, validator_1.isDef)(value)) {
+        return undefined;
+    }
+    value = String(value);
+    return (0, validator_1.isNumber)(value) ? value + "px" : value;
+}
+exports.addUnit = addUnit;
+function requestAnimationFrame(cb) {
+    var systemInfo = getSystemInfoSync();
+    if (systemInfo.platform === 'devtools') {
+        return setTimeout(function () {
+            cb();
+        }, 1000 / 30);
+    }
+    return wx
+        .createSelectorQuery()
+        .selectViewport()
+        .boundingClientRect()
+        .exec(function () {
+        cb();
+    });
+}
+exports.requestAnimationFrame = requestAnimationFrame;
+function pickExclude(obj, keys) {
+    if (!(0, validator_1.isPlainObject)(obj)) {
+        return {};
+    }
+    return Object.keys(obj).reduce(function (prev, key) {
+        if (!keys.includes(key)) {
+            prev[key] = obj[key];
+        }
+        return prev;
+    }, {});
+}
+exports.pickExclude = pickExclude;
+function getRect(context, selector) {
+    return new Promise(function (resolve) {
+        wx.createSelectorQuery()
+            .in(context)
+            .select(selector)
+            .boundingClientRect()
+            .exec(function (rect) {
+            if (rect === void 0) { rect = []; }
+            return resolve(rect[0]);
+        });
+    });
+}
+exports.getRect = getRect;
+function getAllRect(context, selector) {
+    return new Promise(function (resolve) {
+        wx.createSelectorQuery()
+            .in(context)
+            .selectAll(selector)
+            .boundingClientRect()
+            .exec(function (rect) {
+            if (rect === void 0) { rect = []; }
+            return resolve(rect[0]);
+        });
+    });
+}
+exports.getAllRect = getAllRect;
+function groupSetData(context, cb) {
+    if ((0, version_1.canIUseGroupSetData)()) {
+        context.groupSetData(cb);
+    }
+    else {
+        cb();
+    }
+}
+exports.groupSetData = groupSetData;
+function toPromise(promiseLike) {
+    if ((0, validator_1.isPromise)(promiseLike)) {
+        return promiseLike;
+    }
+    return Promise.resolve(promiseLike);
+}
+exports.toPromise = toPromise;
+function getCurrentPage() {
+    var pages = getCurrentPages();
+    return pages[pages.length - 1];
+}
+exports.getCurrentPage = getCurrentPage;