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Treat deltas with empty ranges as NOOPs

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aldendaniels 2014-01-11 14:45:08 -06:00
commit 35a27fd1ba
1 changed files with 4 additions and 0 deletions
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lib/ace/document.js
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@ -569,6 +569,10 @@ var Document = function(textOrLines) {
**/ **/
this.applyDelta = function(delta, doNotValidate) { this.applyDelta = function(delta, doNotValidate) {
// An empty range is a NOOP.
if (delta.range.isEmpty())
return;
// Split large insert deltas. This is necessary because: // Split large insert deltas. This is necessary because:
// 1. We need to support splicing delta lines into the document via $lines.splice.apply(...) // 1. We need to support splicing delta lines into the document via $lines.splice.apply(...)
// 2. fn.apply() doesn't work for a large number of params. The mallest threshold is on safari 0xFFFF. // 2. fn.apply() doesn't work for a large number of params. The mallest threshold is on safari 0xFFFF.