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node_modules/vant/lib/utils/format/number.js

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+"use strict";
+
+exports.__esModule = true;
+exports.range = range;
+exports.formatNumber = formatNumber;
+exports.addNumber = addNumber;
+
+function range(num, min, max) {
+  return Math.min(Math.max(num, min), max);
+}
+
+function trimExtraChar(value, _char, regExp) {
+  var index = value.indexOf(_char);
+  var prefix = '';
+
+  if (index === -1) {
+    return value;
+  }
+
+  if (_char === '-' && index !== 0) {
+    return value.slice(0, index);
+  }
+
+  if (_char === '.' && value.match(/^(\.|-\.)/)) {
+    prefix = index ? '-0' : '0';
+  }
+
+  return prefix + value.slice(0, index + 1) + value.slice(index).replace(regExp, '');
+}
+
+function formatNumber(value, allowDot, allowMinus) {
+  if (allowDot === void 0) {
+    allowDot = true;
+  }
+
+  if (allowMinus === void 0) {
+    allowMinus = true;
+  }
+
+  if (allowDot) {
+    value = trimExtraChar(value, '.', /\./g);
+  } else {
+    value = value.split('.')[0];
+  }
+
+  if (allowMinus) {
+    value = trimExtraChar(value, '-', /-/g);
+  } else {
+    value = value.replace(/-/, '');
+  }
+
+  var regExp = allowDot ? /[^-0-9.]/g : /[^-0-9]/g;
+  return value.replace(regExp, '');
+} // add num and avoid float number
+
+
+function addNumber(num1, num2) {
+  var cardinal = Math.pow(10, 10);
+  return Math.round((num1 + num2) * cardinal) / cardinal;
+}

node_modules/vant/lib/utils/format/string.js

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+"use strict";
+
+exports.__esModule = true;
+exports.camelize = camelize;
+exports.padZero = padZero;
+var camelizeRE = /-(\w)/g;
+
+function camelize(str) {
+  return str.replace(camelizeRE, function (_, c) {
+    return c.toUpperCase();
+  });
+}
+
+function padZero(num, targetLength) {
+  if (targetLength === void 0) {
+    targetLength = 2;
+  }
+
+  var str = num + '';
+
+  while (str.length < targetLength) {
+    str = '0' + str;
+  }
+
+  return str;
+}

node_modules/vant/lib/utils/format/unit.js

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+"use strict";
+
+exports.__esModule = true;
+exports.addUnit = addUnit;
+exports.unitToPx = unitToPx;
+
+var _ = require("..");
+
+var _number = require("../validate/number");
+
+function addUnit(value) {
+  if (!(0, _.isDef)(value)) {
+    return undefined;
+  }
+
+  value = String(value);
+  return (0, _number.isNumeric)(value) ? value + "px" : value;
+} // cache
+
+
+var rootFontSize;
+
+function getRootFontSize() {
+  if (!rootFontSize) {
+    var doc = document.documentElement;
+    var fontSize = doc.style.fontSize || window.getComputedStyle(doc).fontSize;
+    rootFontSize = parseFloat(fontSize);
+  }
+
+  return rootFontSize;
+}
+
+function convertRem(value) {
+  value = value.replace(/rem/g, '');
+  return +value * getRootFontSize();
+}
+
+function convertVw(value) {
+  value = value.replace(/vw/g, '');
+  return +value * window.innerWidth / 100;
+}
+
+function convertVh(value) {
+  value = value.replace(/vh/g, '');
+  return +value * window.innerHeight / 100;
+}
+
+function unitToPx(value) {
+  if (typeof value === 'number') {
+    return value;
+  }
+
+  if (_.inBrowser) {
+    if (value.indexOf('rem') !== -1) {
+      return convertRem(value);
+    }
+
+    if (value.indexOf('vw') !== -1) {
+      return convertVw(value);
+    }
+
+    if (value.indexOf('vh') !== -1) {
+      return convertVh(value);
+    }
+  }
+
+  return parseFloat(value);
+}