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https://github.com/ether/etherpad-lite.git
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utils/Changeset: use jshint
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booo
parent
6985b93013
commit
c26c45309a
1 changed files with 73 additions and 82 deletions
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@ -1,10 +1,10 @@
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/*
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* This is the Changeset library copied from the old Etherpad with some modifications to use it in node.js
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* Can be found in https://github.com/ether/pad/blob/master/infrastructure/ace/www/easysync2.js
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*/
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*/
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/**
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* This code is mostly from the old Etherpad. Please help us to comment this code.
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* This code is mostly from the old Etherpad. Please help us to comment this code.
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* This helps other people to understand this code better and helps them to improve it.
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* TL;DR COMMENTS ON THIS FILE ARE HIGHLY APPRECIATED
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*/
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@ -66,7 +66,7 @@ exports.newLen = function (cs) {
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exports.opIterator = function (opsStr, optStartIndex) {
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//print(opsStr);
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var regex = /((?:\*[0-9a-z]+)*)(?:\|([0-9a-z]+))?([-+=])([0-9a-z]+)|\?|/g;
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var regex = /((?:\*[0-9a-z]+)*)(?:\|([0-9a-z]+))?([\-+=])([0-9a-z]+)|\?|/g;
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var startIndex = (optStartIndex || 0);
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var curIndex = startIndex;
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var prevIndex = curIndex;
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@ -195,12 +195,10 @@ exports.checkRep = function (cs) {
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exports.assert(oldPos < oldLen, oldPos, " >= ", oldLen, " in ", cs);
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break;
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case '+':
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{
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calcNewLen += o.chars;
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numInserted += o.chars;
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exports.assert(calcNewLen < newLen, calcNewLen, " >= ", newLen, " in ", cs);
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break;
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}
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calcNewLen += o.chars;
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numInserted += o.chars;
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exports.assert(calcNewLen < newLen, calcNewLen, " >= ", newLen, " in ", cs);
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break;
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}
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assem.append(o);
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}
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@ -216,7 +214,7 @@ exports.checkRep = function (cs) {
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exports.assert(normalized == cs, normalized, ' != ', cs);
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return cs;
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}
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};
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exports.smartOpAssembler = function () {
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// Like opAssembler but able to produce conforming exportss
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@ -387,7 +385,7 @@ if (_opt) {
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bufOp.chars += bufOpAdditionalCharsAfterNewline + op.chars;
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bufOp.lines += op.lines;
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bufOpAdditionalCharsAfterNewline = 0;
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} else if (bufOp.lines == 0) {
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} else if (bufOp.lines === 0) {
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// both bufOp and op are in-line
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bufOp.chars += op.chars;
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} else {
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@ -635,9 +633,9 @@ exports.textLinesMutator = function (lines) {
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}
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//print(inSplice+" / "+isCurLineInSplice()+" / "+curSplice[0]+" / "+curSplice[1]+" / "+lines.length);
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/*if (inSplice && (! isCurLineInSplice()) && (curSplice[0] + curSplice[1] < lines.length)) {
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print("BLAH");
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putCurLineInSplice();
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}*/
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print("BLAH");
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putCurLineInSplice();
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}*/
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// tests case foo in remove(), which isn't otherwise covered in current impl
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}
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//debugPrint("skip");
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@ -667,13 +665,13 @@ exports.textLinesMutator = function (lines) {
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enterSplice();
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}
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function nextKLinesText(k) {
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var nextKLinesText = function nextKLinesText(k) {
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var m = curSplice[0] + curSplice[1];
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return lines_slice(m, m + k).join('');
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}
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};
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if (isCurLineInSplice()) {
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//print(curCol);
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if (curCol == 0) {
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if (curCol === 0) {
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removed = curSplice[curSplice.length - 1];
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// print("FOO"); // case foo
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curSplice.length--;
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@ -719,6 +717,7 @@ exports.textLinesMutator = function (lines) {
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if (!inSplice) {
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enterSplice();
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}
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var sline;
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if (L) {
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var newLines = exports.splitTextLines(text);
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if (isCurLineInSplice()) {
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@ -729,7 +728,7 @@ exports.textLinesMutator = function (lines) {
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//curLine += newLines.length;
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//}
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//else {
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var sline = curSplice.length - 1;
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sline = curSplice.length - 1;
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var theLine = curSplice[sline];
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var lineCol = curCol;
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curSplice[sline] = theLine.substring(0, lineCol) + newLines[0];
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@ -745,7 +744,7 @@ exports.textLinesMutator = function (lines) {
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curLine += newLines.length;
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}
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} else {
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var sline = putCurLineInSplice();
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sline = putCurLineInSplice();
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curSplice[sline] = curSplice[sline].substring(0, curCol) + text + curSplice[sline].substring(curCol);
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curCol += text.length;
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}
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@ -949,74 +948,66 @@ exports._slicerZipperFunc = function (attOp, csOp, opOut, pool) {
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} else {
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switch (csOp.opcode) {
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case '-':
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{
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if (csOp.chars <= attOp.chars) {
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// delete or delete part
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if (attOp.opcode == '=') {
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opOut.opcode = '-';
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opOut.chars = csOp.chars;
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opOut.lines = csOp.lines;
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opOut.attribs = '';
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}
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attOp.chars -= csOp.chars;
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attOp.lines -= csOp.lines;
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csOp.opcode = '';
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if (!attOp.chars) {
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attOp.opcode = '';
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}
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} else {
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// delete and keep going
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if (attOp.opcode == '=') {
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opOut.opcode = '-';
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opOut.chars = attOp.chars;
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opOut.lines = attOp.lines;
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opOut.attribs = '';
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}
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csOp.chars -= attOp.chars;
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csOp.lines -= attOp.lines;
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attOp.opcode = '';
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}
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break;
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}
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case '+':
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{
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// insert
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exports.copyOp(csOp, opOut);
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csOp.opcode = '';
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break;
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}
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case '=':
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{
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if (csOp.chars <= attOp.chars) {
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// keep or keep part
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opOut.opcode = attOp.opcode;
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if (csOp.chars <= attOp.chars) {
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// delete or delete part
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if (attOp.opcode == '=') {
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opOut.opcode = '-';
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opOut.chars = csOp.chars;
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opOut.lines = csOp.lines;
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opOut.attribs = exports.composeAttributes(attOp.attribs, csOp.attribs, attOp.opcode == '=', pool);
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csOp.opcode = '';
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attOp.chars -= csOp.chars;
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attOp.lines -= csOp.lines;
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if (!attOp.chars) {
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attOp.opcode = '';
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}
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} else {
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// keep and keep going
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opOut.opcode = attOp.opcode;
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opOut.attribs = '';
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}
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attOp.chars -= csOp.chars;
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attOp.lines -= csOp.lines;
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csOp.opcode = '';
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if (!attOp.chars) {
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attOp.opcode = '';
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}
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} else {
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// delete and keep going
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if (attOp.opcode == '=') {
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opOut.opcode = '-';
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opOut.chars = attOp.chars;
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opOut.lines = attOp.lines;
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opOut.attribs = exports.composeAttributes(attOp.attribs, csOp.attribs, attOp.opcode == '=', pool);
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attOp.opcode = '';
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csOp.chars -= attOp.chars;
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csOp.lines -= attOp.lines;
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opOut.attribs = '';
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}
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break;
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}
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case '':
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{
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exports.copyOp(attOp, opOut);
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csOp.chars -= attOp.chars;
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csOp.lines -= attOp.lines;
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attOp.opcode = '';
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break;
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}
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break;
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case '+':
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// insert
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exports.copyOp(csOp, opOut);
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csOp.opcode = '';
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break;
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case '=':
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if (csOp.chars <= attOp.chars) {
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// keep or keep part
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opOut.opcode = attOp.opcode;
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opOut.chars = csOp.chars;
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opOut.lines = csOp.lines;
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opOut.attribs = exports.composeAttributes(attOp.attribs, csOp.attribs, attOp.opcode == '=', pool);
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csOp.opcode = '';
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attOp.chars -= csOp.chars;
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attOp.lines -= csOp.lines;
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if (!attOp.chars) {
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attOp.opcode = '';
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}
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} else {
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// keep and keep going
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opOut.opcode = attOp.opcode;
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opOut.chars = attOp.chars;
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opOut.lines = attOp.lines;
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opOut.attribs = exports.composeAttributes(attOp.attribs, csOp.attribs, attOp.opcode == '=', pool);
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attOp.opcode = '';
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csOp.chars -= attOp.chars;
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csOp.lines -= attOp.lines;
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}
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break;
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case '':
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exports.copyOp(attOp, opOut);
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attOp.opcode = '';
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break;
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}
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}
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};
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@ -1470,7 +1461,7 @@ exports.appendATextToAssembler = function (atext, assem) {
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};
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exports.prepareForWire = function (cs, pool) {
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var newPool = AttributePoolFactory.createAttributePool();;
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var newPool = AttributePoolFactory.createAttributePool();
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var newCs = exports.moveOpsToNewPool(cs, pool, newPool);
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return {
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translated: newCs,
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@ -1480,7 +1471,7 @@ exports.prepareForWire = function (cs, pool) {
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exports.isIdentity = function (cs) {
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var unpacked = exports.unpack(cs);
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return unpacked.ops == "" && unpacked.oldLen == unpacked.newLen;
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return unpacked.ops === "" && unpacked.oldLen == unpacked.newLen;
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};
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exports.opAttributeValue = function (op, key, pool) {
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