141 lines
3.0 KiB
JavaScript
141 lines
3.0 KiB
JavaScript
/* eslint-env worker */
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/* eslint no-var: off, strict: off */
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var parsersLoaded = {};
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// "Polyfills" in order for all the code to run
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/* eslint-disable */
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self.global = self;
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self.util = {};
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self.path = {};
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self.path.resolve = self.path.join = self.path.dirname = function() {
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return "";
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};
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self.path.parse = function() {
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return { root: "" };
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};
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self.Buffer = {
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isBuffer: function() {
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return false;
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}
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};
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self.constants = {};
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module$1 = module = os = crypto = {};
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self.fs = { readFile: function() {} };
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os.homedir = function() {
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return "/home/prettier";
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};
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os.EOL = "\n";
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self.process = {
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argv: [],
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env: { PRETTIER_DEBUG: true },
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version: "v8.5.0",
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binding: function() {
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return {};
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},
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cwd: function() {
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return "";
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}
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};
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self.assert = { ok: function() {}, strictEqual: function() {} };
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self.require = function require(path) {
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if (path === "stream") {
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return { PassThrough() {} };
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}
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if (path === "./third-party") {
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return {};
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}
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if (~path.indexOf("parser-")) {
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var parser = path.replace(/.+-/, "");
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if (!parsersLoaded[parser]) {
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importScripts("lib/parser-" + parser + ".js");
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parsersLoaded[parser] = true;
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}
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return self[parser];
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}
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return self[path];
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};
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/* eslint-enable */
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var prettier;
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importScripts("lib/index.js");
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if (typeof prettier === "undefined") {
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prettier = module.exports; // eslint-disable-line
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}
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if (typeof prettier === "undefined") {
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prettier = index; // eslint-disable-line
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}
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self.onmessage = function(message) {
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var options = message.data.options || {};
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options.parser = options.parser || "babylon";
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delete options.ast;
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delete options.doc;
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delete options.output2;
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var formatted = formatCode(message.data.text, options);
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var doc;
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var ast;
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var formatted2;
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if (message.data.ast) {
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var actualAst;
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var errored = false;
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try {
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actualAst = prettier.__debug.parse(message.data.text, options).ast;
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ast = JSON.stringify(actualAst);
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} catch (e) {
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errored = true;
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ast = String(e);
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}
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if (!errored) {
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try {
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ast = formatCode(ast, { parser: "json" });
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} catch (e) {
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ast = JSON.stringify(actualAst, null, 2);
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}
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}
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}
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if (message.data.doc) {
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try {
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doc = prettier.__debug.formatDoc(
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prettier.__debug.printToDoc(message.data.text, options),
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{ parser: "babylon" }
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);
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} catch (e) {
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doc = String(e);
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}
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}
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if (message.data.formatted2) {
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formatted2 = formatCode(formatted, options);
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}
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self.postMessage({
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formatted: formatted,
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doc: doc,
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ast: ast,
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formatted2: formatted2,
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version: prettier.version
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});
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};
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function formatCode(text, options) {
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try {
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return prettier.format(text, options);
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} catch (e) {
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if (e.constructor && e.constructor.name === "SyntaxError") {
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// Likely something wrong with the user's code
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return String(e);
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}
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// Likely a bug in Prettier
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// Provide the whole stack for debugging
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return e.stack || String(e);
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}
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}
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