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Changeset: Explain why number of removals doesn't matter

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Richard Hansen 2021-11-30 00:27:38 -05:00
parent 6495b1e6f4
commit 10c55a2328
1 changed files with 3 additions and 2 deletions
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src/static/js/Changeset.js
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@ -808,11 +808,12 @@ class TextLinesMutator {
* Indicates if curLine is already in the splice. This is necessary because the last element in * Indicates if curLine is already in the splice. This is necessary because the last element in
* curSplice is curLine when this line is currently worked on (e.g. when skipping or inserting). * curSplice is curLine when this line is currently worked on (e.g. when skipping or inserting).
* *
* TODO(doc) why aren't removals considered?
*
* @returns {boolean} true if curLine is in splice * @returns {boolean} true if curLine is in splice
*/ */
_isCurLineInSplice() { _isCurLineInSplice() {
// The value of `this._curSplice[1]` does not matter when determining the return value because
// `this._curLine` refers to the line number *after* the splice is applied (so after those lines
// are deleted).
return this._curLine - this._curSplice[0] < this._curSplice.length - 2; return this._curLine - this._curSplice[0] < this._curSplice.length - 2;
} }