@yinxulai/rollup-plugin-less
Version:
SSR 支持 typescript 支持 转换 less 语法并支持 cssModule
187 lines • 9.79 kB
JavaScript
;
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var path_1 = __importDefault(require("path"));
var postcss_1 = __importDefault(require("postcss"));
var parser_1 = require("./parser");
var utils_1 = require("./utils");
var autoprefixer_1 = __importDefault(require("autoprefixer"));
var postcss_modules_1 = __importDefault(require("postcss-modules"));
var rollup_pluginutils_1 = require("rollup-pluginutils");
var injectFnName = "__any_css_style_inject__";
function postCss(options) {
return __awaiter(this, void 0, void 0, function () {
var fileName, source, cssModule, result, moduleOptions, processOptions, data, err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
fileName = options.fileName, source = options.source, cssModule = options.cssModule;
result = { tokens: {} };
if (!source || !fileName) {
return [2 /*return*/, result];
}
moduleOptions = __assign(__assign({}, (typeof cssModule === 'object' && cssModule)), { getJSON: function (_, token) { return result.tokens = token; } });
processOptions = {
from: fileName
};
data = {};
_a.label = 1;
case 1:
_a.trys.push([1, 3, , 4]);
return [4 /*yield*/, postcss_1.default([
autoprefixer_1.default(),
postcss_modules_1.default(moduleOptions),
]).process(source, processOptions)];
case 2:
// 调用 postCss 处理
data = _a.sent();
return [3 /*break*/, 4];
case 3:
err_1 = _a.sent();
throw new Error('postcss error');
case 4:
result.css = data.css;
result.map = data.map;
return [2 /*return*/, result];
}
});
});
}
function exportCode(options) {
return __awaiter(this, void 0, void 0, function () {
var fileName, postResult, insert, emitFile, enableModule, basename, name_1, referenceId;
return __generator(this, function (_a) {
fileName = options.fileName, postResult = options.postResult, insert = options.insert, emitFile = options.emitFile, enableModule = options.enableModule;
if (enableModule) { // 启用了 css module
if (insert) {
return [2 /*return*/, {
map: { mappings: '' },
code: injectFnName + "(" + JSON.stringify(postResult.css) + ");\n export default " + JSON.stringify(postResult.tokens) + ";"
}];
}
basename = path_1.default.basename(fileName);
name_1 = basename.replace(/\.\w*$/, '.css');
referenceId = emitFile({ name: name_1, source: postResult.css, type: 'asset' });
return [2 /*return*/, {
map: { mappings: '' },
code: "require(import.meta.ROLLUP_FILE_URL_" + referenceId + ");\n\n export default " + JSON.stringify(postResult.tokens)
}];
}
if (insert) {
return [2 /*return*/, {
map: { mappings: '' },
code: "export default " + injectFnName + "(" + JSON.stringify(postResult.css) + ")"
}];
}
return [2 /*return*/, {
map: { mappings: '' },
code: "export default " + JSON.stringify(postResult.css)
}];
});
});
}
function plugin(options) {
if (options === void 0) { options = {}; }
var filter = rollup_pluginutils_1.createFilter(options.include || ['/**/*.css', '/**/*.less'], options.exclude);
return {
name: 'anycss',
intro: function () {
return options.insert
? utils_1.insertStyle.toString().replace(/insertStyle/, injectFnName)
: '';
},
transform: function (code, fileName) {
return __awaiter(this, void 0, void 0, function () {
var cssModule, insert, emitFile, emitChunk, enableModule, exportOptions, lessOptions, postCssOptions, css, postResult;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!filter(fileName)) {
return [2 /*return*/];
}
cssModule = options.cssModule;
insert = options.insert;
emitFile = this.emitFile;
emitChunk = this.emitChunk;
enableModule = !!options.cssModule;
exportOptions = {
insert: insert,
fileName: fileName,
emitFile: emitFile,
emitChunk: emitChunk,
enableModule: enableModule,
};
lessOptions = __assign({}, options.lessOptions);
postCssOptions = {
fileName: fileName,
source: code,
cssModule: typeof cssModule === 'object' && cssModule || {}
};
return [4 /*yield*/, parser_1.less(code, __assign(__assign({}, lessOptions), { paths: [path_1.default.dirname(fileName)] }))]; // 预处理 less 语法
case 1:
css = _a.sent() // 预处理 less 语法
;
return [4 /*yield*/, postCss(__assign(__assign({}, postCssOptions), { source: css.css }))]; // 处理 css
case 2:
postResult = _a.sent() // 处理 css
;
return [4 /*yield*/, exportCode(__assign(__assign({}, exportOptions), { postResult: postResult }))]; // 导出转换后的代码
case 3: // 处理 css
return [2 /*return*/, _a.sent()]; // 导出转换后的代码
}
});
});
}
};
}
module.exports = plugin;
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