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Fix computing line numbers in diff of diffs

Browse source 
Test Plan: Live in prod.

Auditors: jungejason
This commit is contained in:
vrana 2012-06-29 18:03:26 -07:00
parent 99df72b81c
commit a2f4d661b9
1 changed files with 11 additions and 8 deletions
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19
src/applications/differential/parser/DifferentialChangesetParser.php
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@ -133,19 +133,22 @@ final class DifferentialChangesetParser {
$n_new = $hunk->getNewOffset();
$changes = rtrim($hunk->getChanges(), "\n");
foreach (explode("\n", $changes) as $line) {
$type = $line[1]; // Change type in the original diff.
if ($line[0] == ' ') {
$diff_type = $line[0]; // Change type in diff of diffs.
$orig_type = $line[1]; // Change type in the original diff.
if ($diff_type == ' ') {
// Use the same key for lines that are next to each other.
$key = max(last_key($olds), last_key($news)) + 1;
$olds[$key] = null;
$news[$key] = null;
} else if ($diff_type == '-') {
$olds[] = array($n_old, $orig_type);
} else if ($diff_type == '+') {
$news[] = array($n_new, $orig_type);
}
if (($diff_type == '-' || $diff_type == ' ') && $orig_type != '-') {
$n_old++;
$n_new++;
} else if ($line[0] == '-') {
$olds[] = array($n_old, $type);
$n_old++;
} else if ($line[0] == '+') {
$news[] = array($n_new, $type);
}
if (($diff_type == '+' || $diff_type == ' ') && $orig_type != '-') {
$n_new++;
}
}