marketplace-core-modules/log.js

110 строки
3.2 KiB
JavaScript

define('log', ['storage', 'utils'], function(storage, utils) {
if (!('groupCollapsed' in window.console)) {
window.console.groupCollapsed = window.console.group = window.console.log;
window.console.groupEnd = function() {};
}
var slice = Array.prototype.slice;
var filter;
var logs;
var all_logs = [];
var persistent_logs = storage.getItem('persistent_logs') || {};
var logger = function(type, tag, onlog) {
// Give nice log prefixes:
// > [log] This is a nice message!
var prefix = '[' + type + ']';
// If we have a tag, add that on:
// > [log][special] Special messages!
if (tag) {
prefix += '[' + tag + ']';
}
prefix += ' ';
if (!(type in logs)) {
logs[type] = [];
}
var log_queue = logs[type];
function make(log_level) {
return function() {
var args = slice.call(arguments, 0);
if (args.length) {
args[0] = prefix + args[0];
args = args.map(filter);
log_queue.push(args);
all_logs.push(args);
if (onlog) {
onlog(args);
}
}
// TODO: Add colorification support here for browsers that support it.
// *cough cough* not firefox *cough*
console[log_level].apply(console, args);
};
}
return {
log: make('log'),
warn: make('warn'),
error: make('error'),
group: make('group'),
groupCollapsed: make('groupCollapsed'),
groupEnd: make('groupEnd'),
// Have log('payments') but want log('payments', 'mock')?
// log('payments').tagged('mock') gives you the latter.
tagged: function(newTag) {
return logger(type, tag + '][' + newTag, onlog);
}
};
};
logger.unmentionables = [];
logger.unmention = function(term) {
logger.unmentionables.push(term);
logger.unmentionables.push(utils.encodeURIComponent(term));
};
logs = logger.logs = {};
logger.all = all_logs;
logger.get_recent = function(count, type) {
var selected_logs = type ? logs[type] : all_logs;
var length = selected_logs.length;
return selected_logs.slice(Math.max(length - count, 0), length);
};
filter = logger.filter = function(data) {
if (typeof data !== 'string') {
return data;
}
for (var i = 0, e; e = logger.unmentionables[i++];) {
data = data.replace(e, '---');
}
return data;
};
logger.persistent = function(type) {
var args = slice.call(arguments);
args[2] = function(log_args) {
if (!(type in persistent_logs)) {
persistent_logs[type] = [];
}
persistent_logs[type].push(log_args);
storage.setItem('persistent_logs', persistent_logs);
};
return logger.apply(this, args);
};
logger.persistent.all = persistent_logs;
return logger;
});