function _computeDiffChunks(oldText, newText, isWhitespaceIgnored) {
var JsDiff = require('diff');
// If the last line has changes, JsDiff doesn't return that.
// Generally, content with new line ending are easier to calculate offsets for.
if (oldText[oldText.length - 1] !== '\n' || newText[newText.length - 1] !== '\n') {
oldText += '\n';
newText += '\n';
}
var lineDiff;
if (isWhitespaceIgnored == 'true') {
lineDiff = JsDiff.diffTrimmedLines(oldText, newText);
} else {
lineDiff = JsDiff.diffLines(oldText, newText);
}
var chunks = [];
var addedCount = 0;
var removedCount = 0;
var nextOffset = 0;
var offset = 0;
var addedLines = [];
var removedLines = [];
lineDiff.forEach( function(part) {
var added = part.added,
removed = part.removed,
value = part.value;
var count = part.count;//value.split('\n').length - 1;
if (!added && !removed) {
addedCount += count;
removedCount += count;
offset = nextOffset;
nextOffset = 0;
} else if (added) {
addedLines.push([addedCount, addedCount+count])
addedCount += count;
nextOffset += count;
} else {
removedLines.push([removedCount, removedCount+count])
removedCount += count;
nextOffset -= count;
}
chunks.push({
added: added,
removed: removed,
value: value,
count: count,
offset: offset
});
offset = 0;
});
return {
addedLines: addedLines,
removedLines: removedLines,
chunks: chunks,
};
}
function _computeDiffChunks(oldText: string, newText: string, isWhitespaceIgnored: boolean): DiffChunk {
var JsDiff = require('diff');
// If the last line has changes, JsDiff doesn't return that.
// Generally, content with new line ending are easier to calculate offsets for.
if (oldText[oldText.length - 1] !== '\n' || newText[newText.length - 1] !== '\n') {
oldText += '\n';
newText += '\n';
}
var lineDiff;
if(isWhitespaceIgnored){
lineDiff = JsDiff.diffTrimmedLines(oldText, newText);
} else {
lineDiff = JsDiff.diffLines(oldText, newText);
}
var chunks = [];
var addedCount = 0;
var removedCount = 0;
var nextOffset = 0;
var offset = 0;
var addedLines = [];
var removedLines = [];
lineDiff.forEach(part => {
var {added, removed, value} = part;
var count = value.split('\n').length - 1;
if (!added && !removed) {
addedCount += count;
removedCount += count;
offset = nextOffset;
nextOffset = 0;
} else if (added) {
for (var i = 0; i < count; i++) {
addedLines.push(addedCount + i);
}
addedCount += count;
nextOffset += count;
} else {
for (var i = 0; i < count; i++) {
removedLines.push(removedCount + i);
}
removedCount += count;
nextOffset -= count;
}
chunks.push({added, removed, value, count, offset});
offset = 0;
});
return {addedLines, removedLines, chunks};
}
lbm.writeHaproxyConfig(opts, function (err, data) {
t.equal(null, err);
var test_txt = fs.readFileSync(updConfig_out, 'utf8');
var check_txt = fs.readFileSync(updConfig_out_chk, 'utf8');
var diff = jsdiff.diffTrimmedLines(test_txt, check_txt);
diff.forEach(function (part) {
if (part.added) {
if (! part.value.includes('log-send-hostname')) {
t.equal(null, part.value);
}
} else if (part.removed) {
if (! part.value.includes('log-send-hostname')) {
t.equal(null, part.value);
}
}
});
fs.unlinkSync(updConfig_out);
t.done();
});
fs.readFile(file2, 'utf-8', function(err, file2Data) {
if (err) {
done(err);
return;
}
var diffs = diff.diffTrimmedLines(file1Data, file2Data);
var diffCount = 0;
diffs.forEach(function(d) {
if (!!d.added || !!d.removed) {
console.warn('Difference found ', d);
diffCount += 1;
}
});
if (diffCount === 0) {
done();
} else {
console.log(diffs);
if (diffCount === 1) {
done(new Error('There was a difference'));
} else {
done(new Error('There were ' + diffCount + ' differences'));
}
}
});