HackMD/public/vendor/codemirror/addon/tern/worker.js

44 lines
1.2 KiB
JavaScript

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
// declare global: tern, server
var server;
this.onmessage = function(e) {
var data = e.data;
switch (data.type) {
case "init": return startServer(data.defs, data.plugins, data.scripts);
case "add": return server.addFile(data.name, data.text);
case "del": return server.delFile(data.name);
case "req": return server.request(data.body, function(err, reqData) {
postMessage({id: data.id, body: reqData, err: err && String(err)});
});
case "getFile":
var c = pending[data.id];
delete pending[data.id];
return c(data.err, data.text);
default: throw new Error("Unknown message type: " + data.type);
}
};
var nextId = 0, pending = {};
function getFile(file, c) {
postMessage({type: "getFile", name: file, id: ++nextId});
pending[nextId] = c;
}
function startServer(defs, plugins, scripts) {
if (scripts) importScripts.apply(null, scripts);
server = new tern.Server({
getFile: getFile,
async: true,
defs: defs,
plugins: plugins
});
}
this.console = {
log: function(v) { postMessage({type: "debug", message: v}); }
};