PHP tab_expand Examples

Example #1

function testExpand($input, $expected)
{
    global $quiet;
    $desc = "Expansion of \"{$input}\" - ";
    if (!$quiet) {
        echo $desc;
    }
    if (tab_expand($input) != $expected) {
        if ($quiet) {
            echo $desc;
        }
        echo "FAILED\n";
        return false;
    } else {
        if (!$quiet) {
            echo "SUCCESS\n";
        }
    }
    $desc = "Collapse of \"{$expected}\" - ";
    if (!$quiet) {
        echo $desc;
    }
    if (tab_collapse($expected, 8) != $input) {
        if ($quiet) {
            echo $desc;
        }
        echo "FAILED\n";
        return false;
    } else {
        if (!$quiet) {
            echo "SUCCESS\n";
        }
    }
    return true;
}

Example #2

File: tab-unexpand.php Project: zmwebdev/PHPcookbook-code-3ed

function tab_unexpand($text)
{
    $tab_stop = 8;
    $lines = explode("\n", $text);
    foreach ($lines as $i => $line) {
        // Expand any tabs to spaces
        $line = tab_expand($line);
        $chunks = str_split($line, $tab_stop);
        $chunkCount = count($chunks);
        // Scan all but the last chunk
        for ($j = 0; $j < $chunkCount - 1; $j++) {
            $chunks[$j] = preg_replace('/ {2,}$/', "\t", $chunks[$j]);
        }
        // If the last chunk is a tab-stop's worth of spaces
        // convert it to a tab; Otherwise, leave it alone
        if ($chunks[$chunkCount - 1] == str_repeat(' ', $tab_stop)) {
            $chunks[$chunkCount - 1] = "\t";
        }
        // Recombine the chunks
        $lines[$i] = implode('', $chunks);
    }
    // Recombine the lines
    return implode("\n", $lines);
}

Example #3

File: 008_demo.php Project: YangHongchen/php-classic

function tab_unexpand($text)
{
    $tab_stop = 8;
    $lines = explode("\n", $text);
    foreach ($lines as $i => $line) {
        // 将制表符扩展为空格
        $line = tab_expand($line);
        $chunks = str_split($line, $tab_stop);
        $chunkCount = count($chunks);
        // 扫描最后一个字符块以外的所有其他字符块
        for ($j = 0; $j < $chunkCount - 1; $j++) {
            $chunks[$j] = preg_replace('/\\s{2,}$/', "\t", $chunks[$j]);
        }
        // 如果最后一个字符块是相当于制表符的空格
        // 将它转换为一个制表符；否则，保持不变
        if ($chunks[$chunkCount - 1] == str_repeat(' ', $tab_stop)) {
            $chunks[$chunkCount - 1] = "\t";
        }
        // 重新组合字符块
        $line[$i] = implode('', $chunks);
    }
    // 重新组合文本行
    return implode('<br />', $lines);
}

Example #4

File: tab-expand.php Project: zmwebdev/PHPcookbook-code-3ed

<?php

function tab_expand($text)
{
    while (strstr($text, "\t")) {
        $text = preg_replace_callback('/^([^\\t\\n]*)(\\t+)/m', 'tab_expand_helper', $text);
    }
    return $text;
}
function tab_expand_helper($matches)
{
    $tab_stop = 8;
    return $matches[1] . str_repeat(' ', strlen($matches[2]) * $tab_stop - strlen($matches[1]) % $tab_stop);
}
$spaced = tab_expand($obj->message);

Example #5

File: tab_test.php Project: JacobStoren/OpendTect

<?php

include_once "dtect/arcanist/dgbarcanist/linter/TabTools.php";
$myFile = $argv[1];
$fh = fopen($myFile, 'r');
$theData = fread($fh, 50000);
fclose($fh);
echo tab_expand($theData);

Example #6

File: TransStr.php Project: xiaobudongzhang/lib

<?php

function tab_expand($text)
{
    while (strstr($text, "\t")) {
        $text = preg_replace_callback('@^([^\\t\\n]*)(\\t+)@m', 'tab_expand_helper', $text);
    }
    return $text;
}
function tab_expand_helper($matchs)
{
    $tab_stop = 8;
    return $matchs[1] . str_repeat('  ', strlen($matchs[2]) * $tab_stop - strlen($matchs[1]) % $tab_stop);
}
$str = 'abc
		def\\t';
echo $str;
$spaced = tab_expand($str);
echo $spaced;
echo PHP_EOL;
echo PHP_EOL;
echo PHP_EOL;

Example #7

File: TextLinter.php Project: TinyJie/OpendTect

 protected function lintSpaceAlignment($path)
 {
     $lines = explode("\n", $this->getData($path));
     $change = false;
     foreach ($lines as $line_idx => $line) {
         $expanded = tab_expand($line);
         $changedline = tab_collapse($expanded, 8);
         if (strcmp($line, $changedline)) {
             $this->raiseLintAtLine($line_idx + 1, 1, self::LINT_SPACE_ALIGNMENT, 'This line uses spaces in stead of tabs', $line, $changedline);
             $change = true;
         }
     }
     if ($change) {
         $this->nrautofixes++;
     }
 }