113 lines
4.1 KiB
JavaScript
113 lines
4.1 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = void 0;
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exports.generate = generate;
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var _sourceMap = require("./source-map.js");
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var _printer = require("./printer.js");
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function normalizeOptions(code, opts, ast) {
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if (opts.experimental_preserveFormat) {
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if (typeof code !== "string") {
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throw new Error("`experimental_preserveFormat` requires the original `code` to be passed to @babel/generator as a string");
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}
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if (!opts.retainLines) {
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throw new Error("`experimental_preserveFormat` requires `retainLines` to be set to `true`");
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}
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if (opts.compact && opts.compact !== "auto") {
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throw new Error("`experimental_preserveFormat` is not compatible with the `compact` option");
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}
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if (opts.minified) {
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throw new Error("`experimental_preserveFormat` is not compatible with the `minified` option");
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}
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if (opts.jsescOption) {
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throw new Error("`experimental_preserveFormat` is not compatible with the `jsescOption` option");
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}
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if (!Array.isArray(ast.tokens)) {
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throw new Error("`experimental_preserveFormat` requires the AST to have attached the token of the input code. Make sure to enable the `tokens: true` parser option.");
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}
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}
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const format = {
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auxiliaryCommentBefore: opts.auxiliaryCommentBefore,
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auxiliaryCommentAfter: opts.auxiliaryCommentAfter,
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shouldPrintComment: opts.shouldPrintComment,
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preserveFormat: opts.experimental_preserveFormat,
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retainLines: opts.retainLines,
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retainFunctionParens: opts.retainFunctionParens,
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comments: opts.comments == null || opts.comments,
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compact: opts.compact,
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minified: opts.minified,
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concise: opts.concise,
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indent: {
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adjustMultilineComment: true,
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style: " "
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},
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jsescOption: Object.assign({
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quotes: "double",
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wrap: true,
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minimal: false
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}, opts.jsescOption),
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topicToken: opts.topicToken,
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importAttributesKeyword: opts.importAttributesKeyword
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};
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{
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var _opts$recordAndTupleS;
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format.decoratorsBeforeExport = opts.decoratorsBeforeExport;
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format.jsescOption.json = opts.jsonCompatibleStrings;
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format.recordAndTupleSyntaxType = (_opts$recordAndTupleS = opts.recordAndTupleSyntaxType) != null ? _opts$recordAndTupleS : "hash";
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}
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if (format.minified) {
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format.compact = true;
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format.shouldPrintComment = format.shouldPrintComment || (() => format.comments);
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} else {
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format.shouldPrintComment = format.shouldPrintComment || (value => format.comments || value.includes("@license") || value.includes("@preserve"));
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}
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if (format.compact === "auto") {
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format.compact = typeof code === "string" && code.length > 500000;
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if (format.compact) {
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console.error("[BABEL] Note: The code generator has deoptimised the styling of " + `${opts.filename} as it exceeds the max of ${"500KB"}.`);
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}
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}
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if (format.compact || format.preserveFormat) {
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format.indent.adjustMultilineComment = false;
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}
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const {
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auxiliaryCommentBefore,
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auxiliaryCommentAfter,
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shouldPrintComment
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} = format;
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if (auxiliaryCommentBefore && !shouldPrintComment(auxiliaryCommentBefore)) {
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format.auxiliaryCommentBefore = undefined;
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}
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if (auxiliaryCommentAfter && !shouldPrintComment(auxiliaryCommentAfter)) {
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format.auxiliaryCommentAfter = undefined;
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}
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return format;
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}
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{
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exports.CodeGenerator = class CodeGenerator {
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constructor(ast, opts = {}, code) {
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this._ast = void 0;
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this._format = void 0;
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this._map = void 0;
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this._ast = ast;
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this._format = normalizeOptions(code, opts, ast);
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this._map = opts.sourceMaps ? new _sourceMap.default(opts, code) : null;
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}
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generate() {
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const printer = new _printer.default(this._format, this._map);
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return printer.generate(this._ast);
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}
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};
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}
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function generate(ast, opts = {}, code) {
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const format = normalizeOptions(code, opts, ast);
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const map = opts.sourceMaps ? new _sourceMap.default(opts, code) : null;
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const printer = new _printer.default(format, map, ast.tokens, typeof code === "string" ? code : null);
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return printer.generate(ast);
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}
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var _default = exports.default = generate;
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//# sourceMappingURL=index.js.map
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