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/**
* Debugging support for web applications.
*
* @author David I. Lehn <dlehn@digitalbazaar.com>
*
* Copyright 2008-2013 Digital Bazaar, Inc.
*/
var forge = require('./forge');
/* DEBUG API */
module.exports = forge.debug = forge.debug || {};
// Private storage for debugging.
// Useful to expose data that is otherwise unviewable behind closures.
// NOTE: remember that this can hold references to data and cause leaks!
// format is "forge._debug.<modulename>.<dataname> = data"
// Example:
// (function() {
// var cat = 'forge.test.Test'; // debugging category
// var sState = {...}; // local state
// forge.debug.set(cat, 'sState', sState);
// })();
forge.debug.storage = {};
/**
* Gets debug data. Omit name for all cat data Omit name and cat for
* all data.
*
* @param cat name of debugging category.
* @param name name of data to get (optional).
* @return object with requested debug data or undefined.
*/
forge.debug.get = function(cat, name) {
var rval;
if(typeof(cat) === 'undefined') {
rval = forge.debug.storage;
} else if(cat in forge.debug.storage) {
if(typeof(name) === 'undefined') {
rval = forge.debug.storage[cat];
} else {
rval = forge.debug.storage[cat][name];
}
}
return rval;
};
/**
* Sets debug data.
*
* @param cat name of debugging category.
* @param name name of data to set.
* @param data data to set.
*/
forge.debug.set = function(cat, name, data) {
if(!(cat in forge.debug.storage)) {
forge.debug.storage[cat] = {};
}
forge.debug.storage[cat][name] = data;
};
/**
* Clears debug data. Omit name for all cat data. Omit name and cat for
* all data.
*
* @param cat name of debugging category.
* @param name name of data to clear or omit to clear entire category.
*/
forge.debug.clear = function(cat, name) {
if(typeof(cat) === 'undefined') {
forge.debug.storage = {};
} else if(cat in forge.debug.storage) {
if(typeof(name) === 'undefined') {
delete forge.debug.storage[cat];
} else {
delete forge.debug.storage[cat][name];
}
}
};
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