nutui-taro-upgrade
Version:
@nutui/nutui-taro 对京东风格组件库的taro4 版本支持
107 lines (106 loc) • 2.9 kB
JavaScript
const TypeOfFun = (value) => {
if (null === value) {
return "null";
}
const type = typeof value;
if ("undefined" === type || "string" === type) {
return type;
}
const typeString = toString.call(value);
switch (typeString) {
case "[object Array]":
return "array";
case "[object Date]":
return "date";
case "[object Boolean]":
return "boolean";
case "[object Number]":
return "number";
case "[object Function]":
return "function";
case "[object RegExp]":
return "regexp";
case "[object Object]":
if (void 0 !== value.nodeType) {
if (3 == value.nodeType) {
return /\S/.test(value.nodeValue) ? "textnode" : "whitespace";
} else {
return "element";
}
} else {
return "object";
}
default:
return "unknow";
}
};
const isDate = (val) => val instanceof Date;
const isFunction = (val) => typeof val === "function";
const isObject = (val) => val !== null && typeof val === "object";
const isPromise = (val) => {
return isObject(val) && isFunction(val.then) && isFunction(val.catch);
};
const getPropByPath = (obj, keyPath) => {
try {
return keyPath.split(".").reduce((prev, curr) => prev[curr], obj);
} catch (error) {
return "";
}
};
const floatData = (format, dataOp, mapOps) => {
const mergeFormat = Object.assign({}, format);
const mergeMapOps = Object.assign({}, mapOps);
if (Object.keys(dataOp).length > 0) {
Object.keys(mergeFormat).forEach((keys) => {
if (Object.prototype.hasOwnProperty.call(mergeMapOps, keys)) {
const tof = TypeOfFun(mergeMapOps[keys]);
if (tof == "function") {
mergeFormat[keys] = mergeMapOps[keys](dataOp);
}
if (tof == "string") {
mergeFormat[keys] = dataOp[mergeMapOps[keys]];
}
} else {
if (dataOp[keys])
mergeFormat[keys] = dataOp[keys];
}
});
return mergeFormat;
}
return format;
};
function myFixed(num, digit = 2) {
if (Object.is(parseFloat(num), NaN)) {
return console.log(`传入的值：${num}不是一个数字`);
}
num = parseFloat(num);
return (Math.round((num + Number.EPSILON) * Math.pow(10, digit)) / Math.pow(10, digit)).toFixed(digit);
}
function preventDefault(event, isStopPropagation) {
if (typeof event.cancelable !== "boolean" || event.cancelable) {
event.preventDefault();
}
if (isStopPropagation) {
event.stopPropagation();
}
}
const padZero = (num, length = 2) => {
num += "";
while (num.length < length) {
num = "0" + num;
}
return num.toString();
};
const clamp = (num, min, max) => Math.min(Math.max(num, min), max);
export {
TypeOfFun as T,
preventDefault as a,
isDate as b,
clamp as c,
isPromise as d,
floatData as f,
getPropByPath as g,
isFunction as i,
myFixed as m,
padZero as p
};