2021-03-01 15:06:11 +08:00

479 lines
19 KiB
JavaScript

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
try {
require.resolve('@vue/compiler-sfc');
}
catch (e) {
throw new Error('rollup-plugin-vue requires @vue/compiler-sfc to be present in the dependency ' +
'tree.');
}
const compiler_sfc_1 = require("@vue/compiler-sfc");
const fs_1 = __importDefault(require("fs"));
const debug_1 = __importDefault(require("debug"));
const hash_sum_1 = __importDefault(require("hash-sum"));
const path_1 = require("path");
const querystring_1 = __importDefault(require("querystring"));
const rollup_pluginutils_1 = require("rollup-pluginutils");
const debug = debug_1.default('rollup-plugin-vue');
const defaultOptions = {
include: /\.vue$/,
exclude: [],
target: 'browser',
exposeFilename: false,
customBlocks: [],
};
function PluginVue(userOptions = {}) {
const options = {
...defaultOptions,
...userOptions,
};
const isServer = options.target === 'node';
const isProduction = process.env.NODE_ENV === 'production' || process.env.BUILD === 'production';
const rootContext = process.cwd();
const filter = rollup_pluginutils_1.createFilter(options.include, options.exclude);
const filterCustomBlock = createCustomBlockFilter(options.customBlocks);
return {
name: 'vue',
async resolveId(id, importer) {
const query = parseVuePartRequest(id);
if (query.vue) {
if (query.src) {
const resolved = await this.resolve(query.filename, importer, {
skipSelf: true,
});
if (resolved) {
cache.set(resolved.id, getDescriptor(importer));
const [, originalQuery] = id.split('?', 2);
resolved.id += `?${originalQuery}`;
return resolved;
}
}
else if (!filter(query.filename)) {
return undefined;
}
debug(`resolveId(${id})`);
return id;
}
return undefined;
},
load(id) {
const query = parseVuePartRequest(id);
if (query.vue) {
if (query.src) {
return fs_1.default.readFileSync(query.filename, 'utf-8');
}
const descriptor = getDescriptor(query.filename);
if (descriptor) {
const block = query.type === 'template'
? descriptor.template
: query.type === 'script'
? descriptor.script
: query.type === 'style'
? descriptor.styles[query.index]
: typeof query.index === 'number'
? descriptor.customBlocks[query.index]
: null;
if (block) {
return {
code: block.content,
map: normalizeSourceMap(block.map, id),
};
}
}
}
return undefined;
},
async transform(code, id) {
const query = parseVuePartRequest(id);
if (query.vue) {
if (!query.src && !filter(query.filename))
return null;
const descriptor = getDescriptor(query.filename);
const hasScoped = descriptor.styles.some((s) => s.scoped);
if (query.src) {
this.addWatchFile(query.filename);
}
if (query.type === 'template') {
debug(`transform(${id})`);
const block = descriptor.template;
const preprocessLang = block.lang;
const preprocessOptions = preprocessLang &&
options.templatePreprocessOptions &&
options.templatePreprocessOptions[preprocessLang];
const result = compiler_sfc_1.compileTemplate({
filename: query.filename,
source: code,
inMap: query.src ? undefined : block.map,
preprocessLang,
preprocessOptions,
preprocessCustomRequire: options.preprocessCustomRequire,
compiler: options.compiler,
ssr: isServer,
compilerOptions: {
...options.compilerOptions,
scopeId: hasScoped ? `data-v-${query.id}` : undefined,
bindingMetadata: descriptor.script
? descriptor.script.bindings
: undefined,
},
transformAssetUrls: options.transformAssetUrls,
});
if (result.errors.length) {
result.errors.forEach((error) => this.error(typeof error === 'string'
? { id: query.filename, message: error }
: createRollupError(query.filename, error)));
return null;
}
if (result.tips.length) {
result.tips.forEach((tip) => this.warn({
id: query.filename,
message: tip,
}));
}
return {
code: result.code,
map: normalizeSourceMap(result.map, id),
};
}
else if (query.type === 'style') {
debug(`transform(${id})`);
const block = descriptor.styles[query.index];
let preprocessOptions = options.preprocessOptions || {};
const preprocessLang = (options.preprocessStyles
? block.lang
: undefined);
if (preprocessLang) {
preprocessOptions =
preprocessOptions[preprocessLang] || preprocessOptions;
// include node_modules for imports by default
switch (preprocessLang) {
case 'scss':
case 'sass':
preprocessOptions = {
includePaths: ['node_modules'],
...preprocessOptions,
};
break;
case 'less':
case 'stylus':
preprocessOptions = {
paths: ['node_modules'],
...preprocessOptions,
};
}
}
else {
preprocessOptions = {};
}
const result = await compiler_sfc_1.compileStyleAsync({
filename: query.filename,
id: `data-v-${query.id}`,
source: code,
scoped: block.scoped,
vars: !!block.vars,
modules: !!block.module,
postcssOptions: options.postcssOptions,
postcssPlugins: options.postcssPlugins,
modulesOptions: options.cssModulesOptions,
preprocessLang,
preprocessCustomRequire: options.preprocessCustomRequire,
preprocessOptions,
});
if (result.errors.length) {
result.errors.forEach((error) => this.error({
id: query.filename,
message: error.message,
}));
return null;
}
if (query.module) {
return {
code: `export default ${_(result.modules)}`,
map: null,
};
}
else {
return {
code: result.code,
map: normalizeSourceMap(result.map, id),
};
}
}
return null;
}
else if (filter(id)) {
debug(`transform(${id})`);
const { descriptor, errors } = parseSFC(code, id, rootContext);
if (errors.length) {
errors.forEach((error) => this.error(createRollupError(id, error)));
return null;
}
// module id for scoped CSS & hot-reload
const output = transformVueSFC(code, id, descriptor, { rootContext, isProduction, isServer, filterCustomBlock }, options);
debug('transient .vue file:', '\n' + output + '\n');
return {
code: output,
map: {
mappings: '',
},
};
}
else {
return null;
}
},
};
}
exports.default = PluginVue;
function createCustomBlockFilter(queries) {
if (!queries || queries.length === 0)
return () => false;
const allowed = new Set(queries.filter((query) => /^[a-z]/i.test(query)));
const disallowed = new Set(queries
.filter((query) => /^![a-z]/i.test(query))
.map((query) => query.substr(1)));
const allowAll = queries.includes('*') || !queries.includes('!*');
return (type) => {
if (allowed.has(type))
return true;
if (disallowed.has(type))
return true;
return allowAll;
};
}
function parseVuePartRequest(id) {
const [filename, query] = id.split('?', 2);
if (!query)
return { vue: false, filename };
const raw = querystring_1.default.parse(query);
if ('vue' in raw) {
return {
...raw,
filename,
vue: true,
index: Number(raw.index),
src: 'src' in raw,
scoped: 'scoped' in raw,
};
}
return { vue: false, filename };
}
const cache = new Map();
function getDescriptor(id) {
if (cache.has(id)) {
return cache.get(id);
}
throw new Error(`${id} is not parsed yet`);
}
function parseSFC(code, id, sourceRoot) {
const { descriptor, errors } = compiler_sfc_1.parse(code, {
sourceMap: true,
filename: id,
sourceRoot: sourceRoot,
});
cache.set(id, descriptor);
return { descriptor, errors: errors };
}
function transformVueSFC(code, resourcePath, descriptor, { rootContext, isProduction, isServer, filterCustomBlock, }, options) {
const shortFilePath = path_1.relative(rootContext, resourcePath)
.replace(/^(\.\.[\/\\])+/, '')
.replace(/\\/g, '/');
const id = hash_sum_1.default(isProduction ? shortFilePath + '\n' + code : shortFilePath);
// feature information
const hasScoped = descriptor.styles.some((s) => s.scoped);
const templateImport = !descriptor.template
? ''
: getTemplateCode(descriptor, resourcePath, id, hasScoped, isServer);
const renderReplace = !descriptor.template
? ''
: isServer
? `script.ssrRender = ssrRender`
: `script.render = render`;
const scriptImport = getScriptCode(descriptor, resourcePath);
const stylesCode = getStyleCode(descriptor, resourcePath, id, options.preprocessStyles);
const customBlocksCode = getCustomBlock(descriptor, resourcePath, filterCustomBlock);
const output = [
scriptImport,
templateImport,
stylesCode,
customBlocksCode,
renderReplace,
];
if (hasScoped) {
output.push(`script.__scopeId = ${_(`data-v-${id}`)}`);
}
if (!isProduction) {
output.push(`script.__file = ${_(shortFilePath)}`);
}
else if (options.exposeFilename) {
output.push(`script.__file = ${_(path_1.basename(shortFilePath))}`);
}
output.push('export default script');
return output.join('\n');
}
function getTemplateCode(descriptor, resourcePath, id, hasScoped, isServer) {
const renderFnName = isServer ? 'ssrRender' : 'render';
let templateImport = `const ${renderFnName} = () => {}`;
let templateRequest;
if (descriptor.template) {
const src = descriptor.template.src || resourcePath;
const idQuery = `&id=${id}`;
const scopedQuery = hasScoped ? `&scoped=true` : ``;
const srcQuery = descriptor.template.src ? `&src` : ``;
const attrsQuery = attrsToQuery(descriptor.template.attrs, 'js', true);
const query = `?vue&type=template${idQuery}${srcQuery}${scopedQuery}${attrsQuery}`;
templateRequest = _(src + query);
templateImport = `import { ${renderFnName} } from ${templateRequest}`;
}
return templateImport;
}
function getScriptCode(descriptor, resourcePath) {
let scriptImport = `const script = {}`;
if (descriptor.script || descriptor.scriptSetup) {
if (compiler_sfc_1.compileScript) {
descriptor.script = compiler_sfc_1.compileScript(descriptor);
}
if (descriptor.script) {
const src = descriptor.script.src || resourcePath;
const attrsQuery = attrsToQuery(descriptor.script.attrs, 'js');
const srcQuery = descriptor.script.src ? `&src` : ``;
const query = `?vue&type=script${srcQuery}${attrsQuery}`;
const scriptRequest = _(src + query);
scriptImport =
`import script from ${scriptRequest}\n` +
`export * from ${scriptRequest}`; // support named exports
}
}
return scriptImport;
}
function getStyleCode(descriptor, resourcePath, id, preprocessStyles) {
let stylesCode = ``;
let hasCSSModules = false;
if (descriptor.styles.length) {
descriptor.styles.forEach((style, i) => {
const src = style.src || resourcePath;
// do not include module in default query, since we use it to indicate
// that the module needs to export the modules json
const attrsQuery = attrsToQuery(style.attrs, 'css', preprocessStyles);
const attrsQueryWithoutModule = attrsQuery.replace(/&module(=true|=[^&]+)?/, '');
// make sure to only pass id when necessary so that we don't inject
// duplicate tags when multiple components import the same css file
const idQuery = style.scoped ? `&id=${id}` : ``;
const srcQuery = style.src ? `&src` : ``;
const query = `?vue&type=style&index=${i}${srcQuery}${idQuery}`;
const styleRequest = src + query + attrsQuery;
const styleRequestWithoutModule = src + query + attrsQueryWithoutModule;
if (style.module) {
if (!hasCSSModules) {
stylesCode += `\nconst cssModules = script.__cssModules = {}`;
hasCSSModules = true;
}
stylesCode += genCSSModulesCode(id, i, styleRequest, styleRequestWithoutModule, style.module);
}
else {
stylesCode += `\nimport ${_(styleRequest)}`;
}
// TODO SSR critical CSS collection
});
}
return stylesCode;
}
function getCustomBlock(descriptor, resourcePath, filter) {
let code = '';
descriptor.customBlocks.forEach((block, index) => {
if (filter(block.type)) {
const src = block.src || resourcePath;
const attrsQuery = attrsToQuery(block.attrs, block.type);
const srcQuery = block.src ? `&src` : ``;
const query = `?vue&type=${block.type}&index=${index}${srcQuery}${attrsQuery}`;
const request = _(src + query);
code += `import block${index} from ${request}\n`;
code += `if (typeof block${index} === 'function') block${index}(script)\n`;
}
});
return code;
}
function createRollupError(id, error) {
if ('code' in error) {
return {
id,
plugin: 'vue',
pluginCode: String(error.code),
message: error.message,
frame: error.loc.source,
parserError: error,
loc: error.loc
? {
file: id,
line: error.loc.start.line,
column: error.loc.start.column,
}
: undefined,
};
}
else {
return {
id,
plugin: 'vue',
message: error.message,
parserError: error,
};
}
}
// these are built-in query parameters so should be ignored
// if the user happen to add them as attrs
const ignoreList = ['id', 'index', 'src', 'type', 'lang'];
function attrsToQuery(attrs, langFallback, forceLangFallback = false) {
let query = ``;
for (const name in attrs) {
const value = attrs[name];
if (!ignoreList.includes(name)) {
query += `&${querystring_1.default.escape(name)}${value ? `=${querystring_1.default.escape(String(value))}` : ``}`;
}
}
if (langFallback || attrs.lang) {
query +=
`lang` in attrs
? forceLangFallback
? `&lang.${langFallback}`
: `&lang.${attrs.lang}`
: `&lang.${langFallback}`;
}
return query;
}
function _(any) {
return JSON.stringify(any);
}
function normalizeSourceMap(map, id) {
if (!map)
return null;
if (!id.includes('type=script')) {
map.file = id;
map.sources[0] = id;
}
return {
...map,
version: Number(map.version),
mappings: typeof map.mappings === 'string' ? map.mappings : '',
};
}
function genCSSModulesCode(
// @ts-ignore
id, index, request, requestWithoutModule, moduleName) {
const styleVar = `style${index}`;
let code =
// first import the CSS for extraction
`\nimport ${_(requestWithoutModule)}` +
// then import the json file to expose to component...
`\nimport ${styleVar} from ${_(request + '.js')}`;
// inject variable
const name = typeof moduleName === 'string' ? moduleName : '$style';
code += `\ncssModules["${name}"] = ${styleVar}`;
return code;
}
// overwrite for cjs require('rollup-plugin-vue')() usage
module.exports = PluginVue;