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@energy-coresky
energy-coresky committed Dec 19, 2024
1 parent daef113 commit a4440bb
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Showing 3 changed files with 49 additions and 31 deletions.
2 changes: 1 addition & 1 deletion sky
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@ define('START_TS', microtime(true));
if (1 == $argc)
$argv = [0, ''];

$d = 'd' == $argv[1];
$d = 'dir' == $argv[1];
if ($d || 'php' == $argv[1]) { // 2do cut too long lists
require __DIR__ . '/w2/rare.php';
$dirs = Rare::walk_dirs('.');
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8 changes: 7 additions & 1 deletion w2/console.php
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Original file line number Diff line number Diff line change
Expand Up @@ -59,8 +59,8 @@ function __call($name, $args) {
$ext = 'Console' == $_cls ? '' : "$cls ";
$ary = $ext ? [] : [
's' => 'Run PHP web-server',
'd' => 'List dirs (from current dir)',
'v' => 'Show Coresky version',
'dir' => 'List dirs (from current dir)',
'php' => 'Lint PHP files (from current dir)',
];
$ware = self::$d[1] ? basename(self::$d[1]) : false;
Expand Down Expand Up @@ -312,6 +312,12 @@ function c_m($id = 8, $unhtml = false) {
echo !$unhtml ? $s : (1 == $unhtml ? unhtml($s) : unhtml(unhtml($s)));
}

/** Diff text files, example: sky d oldfile newfile */
function c_d($fno, $fnn) {
[$out, $add, $sub, $z] = Display::diffx(file_get_contents($fnn), file_get_contents($fno));
echo '' === $out ? 'Files identical' : "@@ -$sub +$add @@ $z\n$out";
}

/** Check globals */
function c_g() {
DEV::init();
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70 changes: 41 additions & 29 deletions w2/display.php
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Original file line number Diff line number Diff line change
Expand Up @@ -62,7 +62,6 @@ static function highlight_js($code, &$y, $u = '') { # r g d c m j - gray
} elseif ($y->tok) {
$out .= self::span($u . ('@' == $t[0] ? 'g' : 'g'), $t);
} else {
#$out .= self::span($u . ('k' == $y->mode ? 'r' : 'd'), $t);
$out .= html($t);
}
}
Expand Down Expand Up @@ -170,33 +169,32 @@ static function yaml($yaml, $marker = '', $no_lines = false, $no_layout = false)
}

static function diffx(string $new, string $old, $boundary = 3, $in = false) {
$out = $plus = '';
$out = '';
$add = $sub = $j = $z = $zz = $max = 0;
$ary = self::diff($new, $old, $max, $boundary);
$rest = $ary && is_int($last = $ary[0][0]) ? array_shift($ary) : false;
$len = ($gt = $max > 999) ? 4 : 3;
$in or $in = fn($l, $n, $s, $x = '+') => sprintf("$x%{$len}s|%{$len}s %s\n", $l, $n, $s);
if ($ary || $rest) {
foreach ($ary as $v) {
[$chr, $n, $new, $l, $old] = $v;
if (!$x = '+' == $chr) {
[$chr, $str, $n, $l] = $v;
if ('+' == $chr) {
$zz or ++$z && ++$zz;
$add++;
$out .= $in($j = '', $n, $str);
} else {
if ($eq = '=' == $chr) {
if ($j && ++$j != $n && !$plus)
if ($j && ++$j != $n)
$out .= ' =======' . ($gt ? '==' : '') . "\n";
[$out, $plus, $j] = [$out . $plus, $zz = '', $n];
$j = $n;
$zz = '';
} else {
$zz or ++$z && ++$zz;
$sub++;
}
$out .= $in($l, $eq ? $n : '', $old, $eq ? ' ' : '-');
}
if ($x || '*' == $chr) {
$zz or ++$z && ++$zz;
$add++;
$plus .= $in($j = '', $n, $new);
$out .= $in($l, $eq ? $n : '', $str, $eq ? ' ' : '-');
}
}
$out .= $plus;
if ($rest) {
$cnt = count($ary = $rest[1] ?: $rest[2]);
($plus = (bool)$rest[1]) ? ($add += $cnt) : ($sub += $cnt);
Expand All @@ -207,35 +205,40 @@ static function diffx(string $new, string $old, $boundary = 3, $in = false) {
return [$out, $add, $sub, "$z " . round(100 * $z / (($add + $sub) ?: 1)) . '%'];
}

static function diff(string $new, string $old, &$mode = null, int $boundary = 0) {
static function diff(string $new, string $old, &$mode = null, int $boundary = 1) {
$new = explode("\n", unl($new));
$old = explode("\n", unl($old));
$diff = $eq = [];
for ($rN = '', $n = $l = $z = 0; $new && $old; $rN .= $chr) { # 2do: LCS algo..
$old = explode("\n", unl($old)); # 2do: LCS algo..
$pm = fn($p, $m) => str_pad('', min($p, $m), '*') . str_pad('', abs($p - $m), $p > $m ? '+' : '.');
$diff = $eq = $plus = [];
$n = $l = $b = $p = $m = 0;
for ($RR = ''; $new && $old; '.' == $r or array_shift($new), '+' == $r or array_shift($old)) {
if (($sn = $new[0]) === $old[0]) {
$ary = [$chr = '=', ++$n, $sn, ++$l, $sn];
$z++ ? ($diff[] = $ary) : ($eq[] = $ary);
$z < 1 or $z = 0;
$diff = array_merge($diff, array_splice($plus, 0));
$RR .= $pm($p, $m) . ($r = '=');
$p = $m = 0;
$b++ ? ($diff[] = ['=', $sn, ++$n, ++$l]) : ($eq[] = ['=', $sn, ++$n, ++$l]);
$b < 1 or $b = 0;
} else {
$diff = array_merge($diff, array_slice($eq, $z = -$boundary));
$diff = array_merge($diff, array_slice($eq, $b = -$boundary));
$eq = [];
$x = (bool)$fl = array_keys($new, $sl = $old[0]);
if (($fn = array_keys($old, $sn)) || $x) {
if ($fn && $x) { # both found
for ($i = 1, $vn = $fn[0]; ($new[$i] ?? 0) === ($old[$vn + $i] ?? 1); $i++);
for ($j = 1, $vl = $fl[0]; ($old[$j] ?? 0) === ($new[$vl + $j] ?? 1); $j++);
$x = $i / $vn / count($fn) < $j / $vl / count($fl); // ++$vl
$x = $i / $vn / count($fn) < $j / $vl / count($fl); // ++$vl div by zero
}
$diff[] = $x ? [$chr = '+', ++$n, $sn, 0, ''] : [$chr = '.', 0, '', ++$l, $sl];
$x ? ($plus[] = [$r = '+', $sn, ++$n, ++$p]) : ($diff[] = [$r = '.', $sl, ++$m, ++$l]);
} else {
$diff[] = [$chr = '*', ++$n, $sn, ++$l, $sl];
$plus[] = ['+', $sn, ++$n, 0];
$diff[] = ['.', $sl, 0, ++$l];
$RR .= $r = '*';
}
}
'.' == $chr or array_shift($new);
'+' == $chr or array_shift($old);
}
if (null === $mode)
return $rN . str_pad('', count($new ?: $old), $new ? '+' : '.');
return $RR . $pm($p, $m) . str_pad('', count($new ?: $old), $new ? '+' : '.');
$diff = array_merge($diff, $plus);
$mode = max(++$n + count($new), ++$l + count($old));
return $new || $old ? array_merge([[$new ? $n : $l, $new, $old]], $diff) : $diff;
}
Expand Down Expand Up @@ -470,28 +473,37 @@ static function xdata($in) {
'cut' => $cut,
'_' => '',
'prev' => '',
'invert' => false,
'colors' => 0, # 0: RGY, 1: Y, 2: RG
];
}

static function highlight_line(&$val, $key, $x) {
if (-9 != $x->cut[0] && $key < $x->cut[0])
return $val = '';
$pad = $c = '';
if (!$key) for (; $x->len > $x->disp && $x->diff[$x->disp] == '.'; $x->disp++) {
$pt = $x->invert ? '+' : '.';
if (!$key) for (; $x->len > $x->disp && $x->diff[$x->disp] == $pt; $x->disp++) {
$x->lnum .= "<br>";
$pad .= '<div class="code" style="background:' . self::$bg['.'] . '">&nbsp;</div>';
}
if ($x->len > $key + $x->disp) {
$chr = $x->diff[$key + $x->disp];
if ($x->invert)
$chr = '.' == $chr ? '-' : ('+' == $chr ? '.' : $chr);
if ($x->colors && '=' != $chr)
$chr = 1 == $x->colors ? '*' : ($x->invert ? '-' : '+');
$inner = $x->_[$key] ?? false;
$c = self::$bg[$inner ? "_$chr" : $chr]; # = - + * .
}
# $val = $x->prev . $val;
# if ($x->prev = preg_match("/(<[^\/][^>]+>)([^>]*)$/", $val, $m) ? $m[1] : '')
# $val .= '</span>';
$x->lnum .= str_pad(++$key, 3, 0, STR_PAD_LEFT) . "<br>";
if ('' === $val)
$val = '&nbsp;';
$val = $c ? $pad . '<div class="code" style="background:' . "$c\">$val</div>" : "$pad$val\n";
for (; $x->len > $key + $x->disp && $x->diff[$key + $x->disp] == '.'; $x->disp++) {
for (; $x->len > $key + $x->disp && $x->diff[$key + $x->disp] == $pt; $x->disp++) {
$x->lnum .= "<br>";
$val .= '<div class="code" style="background:' . self::$bg['.'] . '">&nbsp;</div>';
}
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