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Add switchable logging to TextPatcher.js

pull/1/head
ansuz 2016-04-13 13:53:20 +02:00
parent 8a36963582
commit 0537c28919
1 changed files with 4 additions and 3 deletions
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7
www/common/TextPatcher.js
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@ -79,14 +79,15 @@ var log = function (text, op) {
Due to its reliance on patch, applyChange has side effects on the supplied
realtime facade.
*/
var applyChange = function(ctx, oldval, newval) {
var applyChange = function(ctx, oldval, newval, logging) {
var op = diff(oldval, newval);
// log(oldval, op)
if (logging) { log(oldval, op) }
patch(ctx, op);
};
var create = function(config) {
var ctx = config.realtime;
var logging = config.logging;
// initial state will always fail the !== check in genop.
// because nothing will equal this object
@ -100,7 +101,7 @@ var create = function(config) {
// propogate()
return function (newContent) {
if (newContent !== content) {
applyChange(ctx, ctx.getUserDoc(), newContent);
applyChange(ctx, ctx.getUserDoc(), newContent, logging);
if (ctx.getUserDoc() !== newContent) {
console.log("Expected that: `ctx.getUserDoc() === newContent`!");
}