vue-scooter-template
Version:
vue-scooter-template for vue-scooter-cli
533 lines (492 loc) • 18.6 kB
JavaScript
var VueScooter = (function () {
'use strict';
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function unwrapExports (x) {
return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
}
function createCommonjsModule(fn, module) {
return module = { exports: {} }, fn(module, module.exports), module.exports;
}
var dist = createCommonjsModule(function (module, exports) {
var Vue; // late bind
var version;
var map = Object.create(null);
if (typeof window !== 'undefined') {
window.__VUE_HOT_MAP__ = map;
}
var installed = false;
var initHookName = 'beforeCreate';
exports.install = function (vue, browserify) {
if (installed) { return }
installed = true;
Vue = vue.__esModule ? vue.default : vue;
version = Vue.version.split('.').map(Number);
// compat with < 2.0.0-alpha.7
if (Vue.config._lifecycleHooks.indexOf('init') > -1) {
initHookName = 'init';
}
exports.compatible = version[0] >= 2;
if (!exports.compatible) {
console.warn(
'[HMR] You are using a version of vue-hot-reload-api that is ' +
'only compatible with Vue.js core ^2.0.0.'
);
return
}
};
/**
* Create a record for a hot module, which keeps track of its constructor
* and instances
*
* @param {String} id
* @param {Object} options
*/
exports.createRecord = function (id, options) {
if(map[id]) { return }
var Ctor = null;
if (typeof options === 'function') {
Ctor = options;
options = Ctor.options;
}
makeOptionsHot(id, options);
map[id] = {
Ctor: Ctor,
options: options,
instances: []
};
};
/**
* Check if module is recorded
*
* @param {String} id
*/
exports.isRecorded = function (id) {
return typeof map[id] !== 'undefined'
};
/**
* Make a Component options object hot.
*
* @param {String} id
* @param {Object} options
*/
function makeOptionsHot(id, options) {
if (options.functional) {
var render = options.render;
options.render = function (h, ctx) {
var instances = map[id].instances;
if (ctx && instances.indexOf(ctx.parent) < 0) {
instances.push(ctx.parent);
}
return render(h, ctx)
};
} else {
injectHook(options, initHookName, function() {
var record = map[id];
if (!record.Ctor) {
record.Ctor = this.constructor;
}
record.instances.push(this);
});
injectHook(options, 'beforeDestroy', function() {
var instances = map[id].instances;
instances.splice(instances.indexOf(this), 1);
});
}
}
/**
* Inject a hook to a hot reloadable component so that
* we can keep track of it.
*
* @param {Object} options
* @param {String} name
* @param {Function} hook
*/
function injectHook(options, name, hook) {
var existing = options[name];
options[name] = existing
? Array.isArray(existing) ? existing.concat(hook) : [existing, hook]
: [hook];
}
function tryWrap(fn) {
return function (id, arg) {
try {
fn(id, arg);
} catch (e) {
console.error(e);
console.warn(
'Something went wrong during Vue component hot-reload. Full reload required.'
);
}
}
}
function updateOptions (oldOptions, newOptions) {
for (var key in oldOptions) {
if (!(key in newOptions)) {
delete oldOptions[key];
}
}
for (var key$1 in newOptions) {
oldOptions[key$1] = newOptions[key$1];
}
}
exports.rerender = tryWrap(function (id, options) {
var record = map[id];
if (!options) {
record.instances.slice().forEach(function (instance) {
instance.$forceUpdate();
});
return
}
if (typeof options === 'function') {
options = options.options;
}
if (record.Ctor) {
record.Ctor.options.render = options.render;
record.Ctor.options.staticRenderFns = options.staticRenderFns;
record.instances.slice().forEach(function (instance) {
instance.$options.render = options.render;
instance.$options.staticRenderFns = options.staticRenderFns;
// reset static trees
// pre 2.5, all static trees are cached together on the instance
if (instance._staticTrees) {
instance._staticTrees = [];
}
// 2.5.0
if (Array.isArray(record.Ctor.options.cached)) {
record.Ctor.options.cached = [];
}
// 2.5.3
if (Array.isArray(instance.$options.cached)) {
instance.$options.cached = [];
}
// post 2.5.4: v-once trees are cached on instance._staticTrees.
// Pure static trees are cached on the staticRenderFns array
// (both already reset above)
// 2.6: temporarily mark rendered scoped slots as unstable so that
// child components can be forced to update
var restore = patchScopedSlots(instance);
instance.$forceUpdate();
instance.$nextTick(restore);
});
} else {
// functional or no instance created yet
record.options.render = options.render;
record.options.staticRenderFns = options.staticRenderFns;
// handle functional component re-render
if (record.options.functional) {
// rerender with full options
if (Object.keys(options).length > 2) {
updateOptions(record.options, options);
} else {
// template-only rerender.
// need to inject the style injection code for CSS modules
// to work properly.
var injectStyles = record.options._injectStyles;
if (injectStyles) {
var render = options.render;
record.options.render = function (h, ctx) {
injectStyles.call(ctx);
return render(h, ctx)
};
}
}
record.options._Ctor = null;
// 2.5.3
if (Array.isArray(record.options.cached)) {
record.options.cached = [];
}
record.instances.slice().forEach(function (instance) {
instance.$forceUpdate();
});
}
}
});
exports.reload = tryWrap(function (id, options) {
var record = map[id];
if (options) {
if (typeof options === 'function') {
options = options.options;
}
makeOptionsHot(id, options);
if (record.Ctor) {
if (version[1] < 2) {
// preserve pre 2.2 behavior for global mixin handling
record.Ctor.extendOptions = options;
}
var newCtor = record.Ctor.super.extend(options);
// prevent record.options._Ctor from being overwritten accidentally
newCtor.options._Ctor = record.options._Ctor;
record.Ctor.options = newCtor.options;
record.Ctor.cid = newCtor.cid;
record.Ctor.prototype = newCtor.prototype;
if (newCtor.release) {
// temporary global mixin strategy used in < 2.0.0-alpha.6
newCtor.release();
}
} else {
updateOptions(record.options, options);
}
}
record.instances.slice().forEach(function (instance) {
if (instance.$vnode && instance.$vnode.context) {
instance.$vnode.context.$forceUpdate();
} else {
console.warn(
'Root or manually mounted instance modified. Full reload required.'
);
}
});
});
// 2.6 optimizes template-compiled scoped slots and skips updates if child
// only uses scoped slots. We need to patch the scoped slots resolving helper
// to temporarily mark all scoped slots as unstable in order to force child
// updates.
function patchScopedSlots (instance) {
if (!instance._u) { return }
// https://github.com/vuejs/vue/blob/dev/src/core/instance/render-helpers/resolve-scoped-slots.js
var original = instance._u;
instance._u = function (slots) {
try {
// 2.6.4 ~ 2.6.6
return original(slots, true)
} catch (e) {
// 2.5 / >= 2.6.7
return original(slots, null, true)
}
};
return function () {
instance._u = original;
}
}
});
var hotReloadApi = unwrapExports(dist);
var dist_1 = dist.install;
var dist_2 = dist.compatible;
var dist_3 = dist.createRecord;
var dist_4 = dist.isRecorded;
var dist_5 = dist.rerender;
var dist_6 = dist.reload;
/**
* https://github.com/thiled/vue-scooter
* Released under the MIT License.
*/
hotReloadApi.install(Vue);
//
const defaultRoot = location.origin + location.pathname;
let rootPath = defaultRoot;
let vueComponents = (window.vueComponents = {}); //vue组件存储
let vueFileLoadCount = 0;
/**
* 更改默认前缀，部署用
* @param {*} path
*/
const setRoot = (path) => {
rootPath = path;
};
/**
* 相对路径转换
* @param {*} currentPath
* @param {*} relativePath
*/
const _resolvePath = (currentPath, relativePath) => {
// relativePath
// 如果是url,取消处理
if (relativePath.match(/^https?:\/\//)) {
return relativePath;
}
// remove ./
relativePath = relativePath.replace(/^\.\//, '');
// 拆分'../'
let match = relativePath.match(/\.\.\//g);
let count = (match && match.length) || 0;
// 去掉相对路径后的剩余路径
let cleanPath = relativePath.replace(/\.\.\//g, '');
// currentPath
// 拆分'.+/'
let currentPathArr = currentPath.match(/.+?\/+/g);
// 移除相对路径层级
currentPathArr.splice(currentPathArr.length - count, count);
return currentPathArr.join('') + cleanPath;
};
/**
* 从vue文件读取template/script/style tag
* @param {*} data
* @param {*} tag
*/
const _getBlock = (data, tag) => {
let regx = new RegExp(`<${tag}(.*?)>([\\w\\W]*)<\\/${tag}>`);
let templateStr = data.match(regx);
return {
value: templateStr[2].replace(/\s*(.*)/, '$1'),
attrs: templateStr[1],
};
};
/**
* 处理script
* @param {*} vueFileUrl
* @param {*} script
*/
const _handleScript = (vueFileUrl, script) => {
return new Promise(async (resolve) => {
let vueImports = [];
// 清除注释
script = script.replace(/(?:^|\s)(\/\/.*)|(\/\*[\w\W]*?\*\/)/g, '');
// 识别import,转换路径,提取vue import
script = script.replace(
/(import\s+(\w+|.*)\s+from\s+['"])(.*?)(['"])/gs,
($0, $1, $2, $3, $4) => {
// import相对路径转换
let fullPath = _resolvePath(vueFileUrl, $3);
let importStatement = $1 + fullPath + $4;
if ($3.match(/\.vue$/)) {
// 识别import vue语句
vueImports.push({
importStatement: importStatement,
name: $2,
path: fullPath,
});
}
return importStatement;
}
);
// 遍历vue文件, 递归解析
while (vueImports.length > 0) {
let element = vueImports.shift();
let componentName = element.name;
let componentPath = element.path;
await _load(componentPath, true);
// 替换import vue文件的语句
script = script.replace(
element.importStatement,
`const ${componentName}= window.vueComponents['${componentPath}']`
);
}
resolve(script);
});
};
/**
* 处理template
* @param {*} vueFileUrl
* @param {*} template
* @param {*} scopedDataAttr
*/
const _handleTemplate = (vueFileUrl, template, scopedDataAttr) => {
// 替换tempate中src的相对路径
template = template.replace(/(\ssrc=['"])(.*?)(?=['"])/g, ($0, $1, $2) => {
return $1 + _resolvePath(vueFileUrl, $2);
});
if (scopedDataAttr) {
// template中所有tag加scoped相关data属性
template = template.replace(/(<[\w-]+)/g, `$1 ${scopedDataAttr}`);
}
return template;
};
/**
* 处理style
* @param {*} vueFileUrl
* @param {*} style
* @param {*} scopedDataAttr
*/
const _handleStyle = (vueFileUrl, style, scopedDataAttr) => {
// 替换style中的url路径
style = style.replace(/(url\(['"])(.*?)(?=["']\))/g, ($0, $1, $2) => {
return $1 + _resolvePath(vueFileUrl, $2);
});
// 嵌套解析
if (scopedDataAttr) {
// style中所有选择器添加scoped相关data属性匹配
style = se(
ee(style),
ie([
(element) => {
if (element.type === 'rule') {
element.props[0] += `[${scopedDataAttr}]`;
}
},
ue,
])
);
} else {
style = se(ee(style), ue);
}
// 应用style
let styleElement = document.createElement('style');
styleElement.append(style);
document.head.appendChild(styleElement);
};
/**
* vue文件加载
* @param {*} vueFileUrl
* @param {*} isFullPath
*/
const _load = (vueFileUrl, isFullPath = false, isReload = false) => {
let scopedDataAttr;
if (!isFullPath) {
vueFileUrl = _resolvePath(rootPath, vueFileUrl);
}
return new Promise((resolve, reject) => {
if (vueComponents[vueFileUrl] && !isReload) {
// 读取缓存的组件对象
resolve(vueComponents[vueFileUrl]);
return;
}
var xhr = new XMLHttpRequest();
xhr.onload = async (e) => {
vueFileLoadCount++;
let data = xhr.responseText;
// 解析vue文件
let template = _getBlock(data, 'template').value;
let script = _getBlock(data, 'script').value;
let styleObj = _getBlock(data, 'style');
let style = styleObj.value;
if (/scoped/.test(styleObj.attrs)) {
scopedDataAttr = `data-v-${vueFileLoadCount}`;
}
script = await _handleScript(vueFileUrl, script);
// 字符串js转脚本, 未知是否需要URI编码?
// script = encodeURIComponent(script);
const dataUri =
'data:text/javascript;charset=utf-8,' + script + vueFileLoadCount;
import(dataUri).then((res) => {
let component = res.default;
template = _handleTemplate(vueFileUrl, template, scopedDataAttr);
component.template = template;
if (!vueComponents[vueFileUrl]) {
// 组件对象存储, 相同路径组件只加载一次
vueComponents[vueFileUrl] = component;
//
hotReloadApi.createRecord(vueFileUrl, component);
} else if (isReload) {
hotReloadApi.reload(vueFileUrl, component);
}
_handleStyle(vueFileUrl, style, scopedDataAttr);
//
resolve(component);
});
};
xhr.open('GET', vueFileUrl);
xhr.send();
});
};
/**
* load vue file
* @param {*} vueFileUrl
* @param {*} isFullPath
*/
const load = (vueFileUrl, isFullPath = false) => {
return _load(vueFileUrl, isFullPath);
};
/**
* hot reload vue file
* @param {*} vueFileUrl
*/
const reload = (vueFileUrl) => {
_load(vueFileUrl, false, true);
};
var index = {
load,
setRoot,
reload,
};
return index;
}());