mirror/php-adminer
1
0
Fork 0
mirror of https://github.com/vrana/adminer.git synced 2025-08-07 23:27:17 +02:00
Code Issues Releases Wiki Activity

Remove unnecessary { } in compile

Browse Source
This commit is contained in:
Jakub Vrana
2012-05-16 16:42:45 -07:00
parent 8339b14da3
commit b0666e537d
2 changed files with 29 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
compile.php
View File

@@ -84,7 +84,7 @@ function put_file_lang($match) {
function short_identifier($number, $chars) {
$return = '';
while ($number >= 0) {
$return .= $chars{$number % strlen($chars)};
$return .= $chars[$number % strlen($chars)];
$number = floor($number / strlen($chars)) - 1;
}
return $return;
@@ -98,6 +98,33 @@ function php_shrink($input) {
$shortening = true;
$tokens = token_get_all($input);
// remove unnecessary { }
//! change also `while () { if () {;} }` to `while () if () ;` but be careful about `if () { if () { } } else { }
$shorten = 0;
$opening = -1;
foreach ($tokens as $i => $token) {
if (in_array($token[0], array(T_IF, T_ELSE, T_ELSEIF, T_WHILE, T_DO, T_FOR, T_FOREACH), true)) {
$shorten = ($token[0] == T_FOR ? 4 : 2);
$opening = -1;
} elseif (in_array($token[0], array(T_SWITCH, T_FUNCTION, T_CLASS, T_CLOSE_TAG), true)) {
$shorten = 0;
} elseif ($token === ';') {
$shorten--;
} elseif ($token === '{') {
if ($opening < 0) {
$opening = $i;
} elseif ($shorten > 1) {
$shorten = 0;
}
} elseif ($token === '}' && $opening >= 0 && $shorten == 1) {
unset($tokens[$opening]);
unset($tokens[$i]);
$shorten = 0;
$opening = -1;
}
}
$tokens = array_values($tokens);
foreach ($tokens as $i => $token) {
if ($token[0] === T_VARIABLE && !isset($special_variables[$token[1]])) {
$short_variables[$token[1]]++;