Build server prototype (integration with GitHub / NuGet / etc)
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micro-build-server/BuildServer/lib/task-processor.js

91 lines
2.4 KiB

"use strict";
//TaskProcessor does not look like EventEmitter, so no need to extend EventEmitter and use `emit' here.
var TaskProcessor = function (task, outerProcessor, callback) {
if (!this) {
return new TaskProcessor(task);
}
var self = this,
taskImpl,
taskWorker,
errors = [],
process = function () {
taskWorker.process();
},
getOuterPrefix = function (prefix) {
return (task.name && prefix) ? (task.name + "/" + prefix) : (task.name || "") + (prefix || "");
},
onError = function (message, prefix) {
errors.push(message);
outerProcessor.onError(message, getOuterPrefix(prefix));
},
onWarn = function (message, prefix) {
outerProcessor.onWarn(message, getOuterPrefix(prefix));
},
onInfo = function (message, prefix) {
outerProcessor.onInfo(message, getOuterPrefix(prefix));
},
processTask = function (innerTask, innerCallback) {
var innerProcessor = new TaskProcessor(innerTask, self, innerCallback);
innerProcessor.process();
},
done = function () {
callback(errors.join("\r\n"));
};
self.process = process;
self.onError = onError;
self.onWarn = onWarn;
self.onInfo = onInfo;
self.processTask = processTask;
self.done = done;
self.context = outerProcessor.context;
taskImpl = require('./tasks/' + task.type.match(/[\w\-]/g).join(""));
taskWorker = taskImpl(task.params || {}, self);
};
exports.processTask = function (task, context, callback) {
var errors = {},
warns = {},
infos = {},
messages = {},
messageProcessor = function (list) {
var f = function (list, message, prefix) {
var i,
parts = prefix.split("/"),
innerList = list;
for (i = 0; i < parts.length; i += 1) {
innerList = (innerList[parts[i]] = innerList[parts[i]] || {});
}
innerList.$messages = innerList.$messages || [];
innerList.$messages.push(message);
list.$allMessages = list.$allMessages || [];
list.$allMessages.push({ prefix: prefix, message: message });
};
return function (message, prefix) {
f(list, message, prefix);
f(messages, message, prefix);
};
},
processor = new TaskProcessor(task, {
onError: messageProcessor(errors),
onWarn: messageProcessor(warns),
onInfo: messageProcessor(infos),
context: context
}, function (err) {
callback(err, {
errors: errors,
warns: warns,
infos: infos,
messages: messages
});
});
processor.process();
};