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log browser fights in /pad/

pull/1/head
ansuz 2016-04-27 11:10:31 +02:00
parent afe78dad56
commit 626ecaffcd
1 changed files with 26 additions and 1 deletions
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27
www/pad/main.js
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@ -36,7 +36,9 @@ define([
var module = window.REALTIME_MODULE = {
Hyperjson: Hyperjson,
Hyperscript: Hyperscript
Hyperscript: Hyperscript,
logFights: true,
fights: []
};
var userName = Crypto.rand64(8),
@ -290,6 +292,29 @@ define([
if (shjson2 !== shjson) {
console.error("shjson2 !== shjson");
module.patchText(shjson2);
/* pushing back over the wire is necessary, but it can
result in a feedback loop, which we call a browser
fight */
if (module.logFights) {
// what changed?
var op = TextPatcher.diff(shjson, shjson2);
// log the changes
TextPatcher.log(shjson, op);
var sop = JSON.stringify(TextPatcher.format(shjson, op));
var index = module.fights.indexOf(sop);
if (index === -1) {
module.fights.push(sop);
console.log("Found a new type of browser disagreement");
console.log("You can inspect the list in your " +
"console at `REALTIME_MODULE.fights`");
console.log(module.fights);
} else {
console.log("Encountered a known browser disagreement: " +
"available at `REALTIME_MODULE.fights[%s]`", index);
}
}
}
};