"use strict";
|
Object.defineProperty(exports, "__esModule", { value: true });
|
exports.VueLoaderPlugin = void 0;
|
const path = require("path");
|
const qs = require("querystring");
|
const loaderUtils = require("loader-utils");
|
const hash = require("hash-sum");
|
const compiler_1 = require("./compiler");
|
const select_1 = require("./select");
|
const hotReload_1 = require("./hotReload");
|
const cssModules_1 = require("./cssModules");
|
const formatError_1 = require("./formatError");
|
const plugin_1 = require("./plugin");
|
exports.VueLoaderPlugin = plugin_1.default;
|
const resolveScript_1 = require("./resolveScript");
|
const descriptorCache_1 = require("./descriptorCache");
|
let errorEmitted = false;
|
const exportHelperPath = JSON.stringify(require.resolve('./exportHelper'));
|
function loader(source) {
|
var _a;
|
const loaderContext = this;
|
// check if plugin is installed
|
if (!errorEmitted &&
|
!loaderContext['thread-loader'] &&
|
!loaderContext[plugin_1.default.NS]) {
|
loaderContext.emitError(new Error(`vue-loader was used without the corresponding plugin. ` +
|
`Make sure to include VueLoaderPlugin in your webpack config.`));
|
errorEmitted = true;
|
}
|
const stringifyRequest = (r) => loaderUtils.stringifyRequest(loaderContext, r);
|
const { mode, target, sourceMap, rootContext, resourcePath, resourceQuery = '', } = loaderContext;
|
const rawQuery = resourceQuery.slice(1);
|
const incomingQuery = qs.parse(rawQuery);
|
const options = (loaderUtils.getOptions(loaderContext) ||
|
{});
|
const isServer = (_a = options.isServerBuild) !== null && _a !== void 0 ? _a : target === 'node';
|
const isProduction = mode === 'production' || process.env.NODE_ENV === 'production';
|
const filename = resourcePath.replace(/\?.*$/, '');
|
const { descriptor, errors } = compiler_1.compiler.parse(source, {
|
filename,
|
sourceMap,
|
});
|
const asCustomElement = typeof options.customElement === 'boolean'
|
? options.customElement
|
: (options.customElement || /\.ce\.vue$/).test(filename);
|
// cache descriptor
|
(0, descriptorCache_1.setDescriptor)(filename, descriptor);
|
if (errors.length) {
|
errors.forEach((err) => {
|
(0, formatError_1.formatError)(err, source, resourcePath);
|
loaderContext.emitError(err);
|
});
|
return ``;
|
}
|
// module id for scoped CSS & hot-reload
|
const rawShortFilePath = path
|
.relative(rootContext || process.cwd(), filename)
|
.replace(/^(\.\.[\/\\])+/, '');
|
const shortFilePath = rawShortFilePath.replace(/\\/g, '/');
|
const id = hash(isProduction
|
? shortFilePath + '\n' + source.replace(/\r\n/g, '\n')
|
: shortFilePath);
|
// if the query has a type field, this is a language block request
|
// e.g. foo.vue?type=template&id=xxxxx
|
// and we will return early
|
if (incomingQuery.type) {
|
return (0, select_1.selectBlock)(descriptor, id, options, loaderContext, incomingQuery, !!options.appendExtension);
|
}
|
// feature information
|
const hasScoped = descriptor.styles.some((s) => s.scoped);
|
const needsHotReload = !isServer &&
|
!isProduction &&
|
!!(descriptor.script || descriptor.scriptSetup || descriptor.template) &&
|
options.hotReload !== false;
|
// extra properties to attach to the script object
|
// we need to do this in a tree-shaking friendly manner
|
const propsToAttach = [];
|
// script
|
let scriptImport = `const script = {}`;
|
let isTS = false;
|
const { script, scriptSetup } = descriptor;
|
if (script || scriptSetup) {
|
const lang = (script === null || script === void 0 ? void 0 : script.lang) || (scriptSetup === null || scriptSetup === void 0 ? void 0 : scriptSetup.lang);
|
isTS = !!(lang && /tsx?/.test(lang));
|
const src = (script && !scriptSetup && script.src) || resourcePath;
|
const attrsQuery = attrsToQuery((scriptSetup || script).attrs, 'js');
|
const query = `?vue&type=script${attrsQuery}${resourceQuery}`;
|
const scriptRequest = stringifyRequest(src + query);
|
scriptImport =
|
`import script from ${scriptRequest}\n` +
|
// support named exports
|
`export * from ${scriptRequest}`;
|
}
|
// template
|
let templateImport = ``;
|
let templateRequest;
|
const renderFnName = isServer ? `ssrRender` : `render`;
|
const useInlineTemplate = (0, resolveScript_1.canInlineTemplate)(descriptor, isProduction);
|
if (descriptor.template && !useInlineTemplate) {
|
const src = descriptor.template.src || resourcePath;
|
const idQuery = `&id=${id}`;
|
const scopedQuery = hasScoped ? `&scoped=true` : ``;
|
const attrsQuery = attrsToQuery(descriptor.template.attrs);
|
const tsQuery = options.enableTsInTemplate !== false && isTS ? `&ts=true` : ``;
|
const query = `?vue&type=template${idQuery}${scopedQuery}${tsQuery}${attrsQuery}${resourceQuery}`;
|
templateRequest = stringifyRequest(src + query);
|
templateImport = `import { ${renderFnName} } from ${templateRequest}`;
|
propsToAttach.push([renderFnName, renderFnName]);
|
}
|
// styles
|
let stylesCode = ``;
|
let hasCSSModules = false;
|
const nonWhitespaceRE = /\S+/;
|
if (descriptor.styles.length) {
|
descriptor.styles
|
.filter((style) => style.src || nonWhitespaceRE.test(style.content))
|
.forEach((style, i) => {
|
const src = style.src || resourcePath;
|
const attrsQuery = attrsToQuery(style.attrs, 'css');
|
// make sure to only pass id when necessary so that we don't inject
|
// duplicate tags when multiple components import the same css file
|
const idQuery = !style.src || style.scoped ? `&id=${id}` : ``;
|
const inlineQuery = asCustomElement ? `&inline` : ``;
|
const query = `?vue&type=style&index=${i}${idQuery}${inlineQuery}${attrsQuery}${resourceQuery}`;
|
const styleRequest = stringifyRequest(src + query);
|
if (style.module) {
|
if (asCustomElement) {
|
loaderContext.emitError(`<style module> is not supported in custom element mode.`);
|
}
|
if (!hasCSSModules) {
|
stylesCode += `\nconst cssModules = {}`;
|
propsToAttach.push([`__cssModules`, `cssModules`]);
|
hasCSSModules = true;
|
}
|
stylesCode += (0, cssModules_1.genCSSModulesCode)(id, i, styleRequest, style.module, needsHotReload);
|
}
|
else {
|
if (asCustomElement) {
|
stylesCode += `\nimport _style_${i} from ${styleRequest}`;
|
}
|
else {
|
stylesCode += `\nimport ${styleRequest}`;
|
}
|
}
|
// TODO SSR critical CSS collection
|
});
|
if (asCustomElement) {
|
propsToAttach.push([
|
`styles`,
|
`[${descriptor.styles.map((_, i) => `_style_${i}`)}]`,
|
]);
|
}
|
}
|
let code = [templateImport, scriptImport, stylesCode]
|
.filter(Boolean)
|
.join('\n');
|
// attach scope Id for runtime use
|
if (hasScoped) {
|
propsToAttach.push([`__scopeId`, `"data-v-${id}"`]);
|
}
|
// Expose filename. This is used by the devtools and Vue runtime warnings.
|
if (!isProduction) {
|
// Expose the file's full path in development, so that it can be opened
|
// from the devtools.
|
propsToAttach.push([
|
`__file`,
|
JSON.stringify(rawShortFilePath.replace(/\\/g, '/')),
|
]);
|
}
|
else if (options.exposeFilename) {
|
// Libraries can opt-in to expose their components' filenames in production builds.
|
// For security reasons, only expose the file's basename in production.
|
propsToAttach.push([`__file`, JSON.stringify(path.basename(resourcePath))]);
|
}
|
// custom blocks
|
if (descriptor.customBlocks && descriptor.customBlocks.length) {
|
code += `\n/* custom blocks */\n`;
|
code +=
|
descriptor.customBlocks
|
.map((block, i) => {
|
const src = block.attrs.src || resourcePath;
|
const attrsQuery = attrsToQuery(block.attrs);
|
const blockTypeQuery = `&blockType=${qs.escape(block.type)}`;
|
const issuerQuery = block.attrs.src
|
? `&issuerPath=${qs.escape(resourcePath)}`
|
: '';
|
const query = `?vue&type=custom&index=${i}${blockTypeQuery}${issuerQuery}${attrsQuery}${resourceQuery}`;
|
return (`import block${i} from ${stringifyRequest(src + query)}\n` +
|
`if (typeof block${i} === 'function') block${i}(script)`);
|
})
|
.join(`\n`) + `\n`;
|
}
|
// finalize
|
if (!propsToAttach.length) {
|
code += `\n\nconst __exports__ = script;`;
|
}
|
else {
|
code += `\n\nimport exportComponent from ${exportHelperPath}`;
|
code += `\nconst __exports__ = /*#__PURE__*/exportComponent(script, [${propsToAttach
|
.map(([key, val]) => `['${key}',${val}]`)
|
.join(',')}])`;
|
}
|
if (needsHotReload) {
|
code += (0, hotReload_1.genHotReloadCode)(id, templateRequest);
|
}
|
code += `\n\nexport default __exports__`;
|
return code;
|
}
|
exports.default = loader;
|
// these are built-in query parameters so should be ignored
|
// if the user happen to add them as attrs
|
const ignoreList = ['id', 'index', 'src', 'type'];
|
function attrsToQuery(attrs, langFallback) {
|
let query = ``;
|
for (const name in attrs) {
|
const value = attrs[name];
|
if (!ignoreList.includes(name)) {
|
query += `&${qs.escape(name)}=${value ? qs.escape(String(value)) : ``}`;
|
}
|
}
|
if (langFallback && !(`lang` in attrs)) {
|
query += `&lang=${langFallback}`;
|
}
|
return query;
|
}
|
