prettier/docs/worker.js

74 lines
1.6 KiB
JavaScript

/* eslint-env worker */
/* eslint no-var: off, strict: off */
// "Polyfills" in order for all the code to run
self.global = self;
self.Buffer = {
isBuffer: function() {
return false;
}
};
// eslint-disable-next-line
fs = module$1 = module = path = os = crypto = {};
self.process = { argv: [], env: {} };
self.assert = { ok: function() {}, strictEqual: function() {} };
self.require = function require(path) {
return self[path.replace(/.+-/, "")];
};
importScripts("lib/index.js");
var prettier = index; // eslint-disable-line
var parsersLoaded = {};
self.onmessage = function(message) {
const options = message.data.options || {
parser: "babylon"
};
delete options.ast;
delete options.doc;
lazyLoadParser(options.parser);
var formatted, doc, ast;
try {
formatted = prettier.format(message.data.text, options);
} catch (e) {
formatted = e.toString();
}
if (message.data.ast) {
try {
ast = JSON.stringify(
prettier.__debug.parse(message.data.text, options),
null,
2
);
} catch (e) {
ast = e.toString();
}
}
if (message.data.doc) {
lazyLoadParser("babylon");
try {
doc = prettier.__debug.formatDoc(
prettier.__debug.printToDoc(message.data.text, options),
{ parser: "babylon" }
);
} catch (e) {
doc = e.toString();
}
}
self.postMessage({ formatted: formatted, doc: doc, ast: ast });
};
function lazyLoadParser(parser) {
if (!parsersLoaded[parser]) {
importScripts("lib/parser-" + parser + ".js");
parsersLoaded[parser] = true;
}
}