function DiffOpOutputBuilder::toOpsArray
Same name in other branches
- 11.x core/lib/Drupal/Component/Diff/DiffOpOutputBuilder.php \Drupal\Component\Diff\DiffOpOutputBuilder::toOpsArray()
Converts the output of Differ to an array of DiffOp* value objects.
Parameters
array $diff: The array output of Differ::diffToArray().
Return value
\Drupal\Component\Diff\Engine\DiffOp[] An array of DiffOp* value objects.
1 call to DiffOpOutputBuilder::toOpsArray()
- DiffOpOutputBuilder::getDiff in core/
lib/ Drupal/ Component/ Diff/ DiffOpOutputBuilder.php
File
-
core/
lib/ Drupal/ Component/ Diff/ DiffOpOutputBuilder.php, line 39
Class
- DiffOpOutputBuilder
- Returns a diff as an array of DiffOp operations.
Namespace
Drupal\Component\DiffCode
public function toOpsArray(array $diff) : array {
$ops = [];
$hunkMode = NULL;
$hunkSource = [];
$hunkTarget = [];
for ($i = 0; $i < count($diff); $i++) {
// Handle a sequence of removals + additions as a sequence of changes, and
// manages the tail if required.
if ($diff[$i][1] === Differ::REMOVED) {
if ($hunkMode !== NULL) {
$ops[] = $this->hunkOp($hunkMode, $hunkSource, $hunkTarget);
$hunkSource = [];
$hunkTarget = [];
}
for ($n = $i; $n < count($diff) && $diff[$n][1] === Differ::REMOVED; $n++) {
$hunkSource[] = $diff[$n][0];
}
for (; $n < count($diff) && $diff[$n][1] === Differ::ADDED; $n++) {
$hunkTarget[] = $diff[$n][0];
}
if (count($hunkTarget) === 0) {
$ops[] = $this->hunkOp(Differ::REMOVED, $hunkSource, $hunkTarget);
}
else {
$ops[] = $this->hunkOp(self::CHANGED, $hunkSource, $hunkTarget);
}
$hunkMode = NULL;
$hunkSource = [];
$hunkTarget = [];
$i = $n - 1;
continue;
}
// When here, we are adding or copying the item. Removing or changing is
// managed above.
if ($hunkMode === NULL) {
$hunkMode = $diff[$i][1];
}
elseif ($hunkMode !== $diff[$i][1]) {
$ops[] = $this->hunkOp($hunkMode, $hunkSource, $hunkTarget);
$hunkMode = $diff[$i][1];
$hunkSource = [];
$hunkTarget = [];
}
$hunkSource[] = $diff[$i][0];
}
if ($hunkMode !== NULL) {
$ops[] = $this->hunkOp($hunkMode, $hunkSource, $hunkTarget);
}
return $ops;
}
Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.