-
-
Notifications
You must be signed in to change notification settings - Fork 1
/
Dumper.php
789 lines (698 loc) · 33.7 KB
/
Dumper.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
<?php
/**
* @author Marwan Al-Soltany <[email protected]>
* @copyright Marwan Al-Soltany 2021
* For the full copyright and license information, please view
* the LICENSE file that was distributed with this source code.
*/
declare(strict_types=1);
namespace MAKS\Velox\Helper;
use MAKS\Velox\App;
use MAKS\Velox\Frontend\HTML;
use MAKS\Velox\Helper\Misc;
/**
* A class that dumps variables and exception in a nice formatting.
*
* @package Velox\Helper
* @since 1.0.0
*/
class Dumper
{
/**
* Regular expressions to transform `var_export()` result
* from array construct (`array()`) to valid square brackets array (`[]`).
*
* @var array
*
* @since 1.5.6
*/
protected const VAR_EXPORT_CONVERSIONS = [
// replace array construct opening alone
'/array \(/' => '[',
// replace array construct opening inside a function call
'/(\()array\(/' => '$1[',
// replace array construct opening for stdClass
'/\(object\) array\(/' => '(object)[',
// replace array construct closing not part of a string
'/\)(\))(?=([^\']*\'[^\']*\')*[^\']*$)/' => ']$1',
// replace array construct closing alone
'/^([ ]*)\)(,?)$/m' => '$1]$2',
// replace array construct closing inside a function call
'/(\n)([ ]*)\]\)/' => '$1$2])',
// replace array key with nested array
'/([ ]*)(\'[^\']+\') => ([\[\'])/' => '$1$2 => $3',
// replace array construct/bracket opening after arrow with newline and spaces
'/=>[ ]?\n[ ]+(\[|\()/' => '=> $1',
// replace any valid php after arrow with a newline and spaces
'/=>[ ]?\n[ ]+([a-zA-Z0-9_\x7f-\xff])/' => '=> $1',
// replace empty array brackets array with a newline and spaces
'/\[[ ]?\n[ ]*\]/' => '[]',
// replace NULL with null
'/NULL/' => 'null',
];
/**
* Regular expressions to transform `var_dump()` result
* from var dump syntax to a valid square brackets array (`[]`).
*
* @var array
*
* @since 1.5.6
*/
protected const VAR_DUMP_CONVERSIONS = [
// replace unnecessary line breaks after arrow with spaces only
'/(=>)\s*(.+)/' => ' $1 $2',
// replace opening curly brace with opening square bracket
'/{\n/' => "[\n",
// replace closing curly brace with closing square bracket
'/}\n/' => "]\n",
// replace multiline empty square brackets with single line square brackets
'/\[\n\s*\]/' => "[]",
// add comma to all line endings except the ones wrapped in double quotes and the ones preceded by opening brackets
'/(?<!\[)\n(?=([^"]*["][^"]*["])*[^"]*$)/' => ",\n",
// add object type info as comment after array opening bracket
'/&?(object\(.+\))(#\d+) \(\d+\) (\[)/' => '/* $1 [SPL-ID: $2] */ $3',
// add resource type info as comment in a single line
'/&?(resource\(\d+\) ([\w ]+) \((\w+)\))(,)*/' => '/* $1 */ "$3"$4',
// remove the type hint and variable length for strings, and arrays at the beginning of line
'/^&?(?:string|array|\w+)(\(.+\)) /m' => '',
// remove the type hint and variable length for strings, and arrays after arrow
'/(=>) &?(?:string|array|\w+)(\(.+\)) ([\["])/' => '$1 $3',
// replace bool($var), int($var), float($var), enum($var) with $var
'/&?(?:bool|int|float|enum)\((.+?)\)/' => '$1',
// replace uninitialized($var) with empty __NONE__ and add type info as comment
'/(uninitialized\(.+\))/' => '/* $1 */ __NONE__',
// replace NULL with null
'/NULL/' => 'null',
// replace all backslashes with escaped backslashes
'/(\\\\)/' => '\\\\$1',
// replace all single quotes with an escaped single quotes
'/(\')/' => '\\\\$1',
// replace private visibility with a better formatted one
'/\["(.+?)":"(.+)":(private)\]/' => '["$1":$3($2)]',
// replace key with visibility in double quotes in square brackets with key in single quotes and add visibility as comment
'/\["(.+?)":(.+?)\] (=>) (.+)/' => "'$1' $3 /* $2 */ $4",
// replace key in double quotes in square brackets with key in single quotes
'/\["(.*)"\] (=>)/' => "'$1' $2",
// replace numeric key in square brackets with key
'/\[(-?\d+)\] (=>)/' => '$1 $2',
// replace string opening double quotes with single quotes
'/(=>)([ ]\/\*.*\*\/)? "/' => "$1$2 '",
// replace string closing double quotes with single quotes
'/(.+)"(,)( \/\/.*)?\n/' => "$1'$2$3\n",
// replace double quotes at the beginning of line with single quotes
'/^"/m' => "'",
// combine consequent comments with semicolon
'/[ ]\*\/ \/\*[ ]/' => '; ',
// replace *RECURSION* with __RECURSION__
'/\*(RECURSION)\*/' => '__$1__',
];
/**
* Whether or not to use `var_dump()` instead of `var_export()` to dump the variables.
*
* NOTE: The dumper will always fall back to `var_dump()` if `var_export()` fails.
*
* @var bool
*/
public static bool $useVarDump = false;
/**
* Accent color of exceptions page and dump block.
*
* @var string
*/
public static string $accentColor = '#ff3a60';
/**
* Contrast color of exceptions page and dump block.
*
* @var string
*/
public static string $contrastColor = '#030035';
/**
* Dumper CSS styles.
* The array contains styles for:
* - `exceptionPage`
* - `traceBlock`
* - `dumpBlock`
* - `timeBlock`
* - `detailsBlock`
*
* Currently set dumper colors can be inject in CSS using the `%accentColor%` and `%contrastColor%` placeholders.
*
* @var array
*
* @since 1.5.2
*/
public static array $styles = [
'exceptionPage' => ":root{--light:#fff;--dark:#000;--accent-color:%accentColor%;--contrast-color:%contrastColor%;--font-normal:-apple-system,'Fira Sans',Ubuntu,Helvetica,Arial,sans-serif;--font-mono:'Fira Code','Ubuntu Mono',Courier,monospace;--font-base-size:16px;--container-width:85vw;--container-max-width:1364px}@media (max-width:992px){:root{--font-base-size:14px;--container-width:100%;--container-max-width:100vw}}*,::after,::before{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:var(--accent-color) rgba(0,0,0,.15)}::-webkit-scrollbar{width:8px;height:8px;opacity:1;-webkit-appearance:none}::-webkit-scrollbar-thumb{background:var(--accent-color);border-radius:4px}::-webkit-scrollbar-track,::selection{background:rgba(0,0,0,.15)}body{background:var(--light);color:var(--dark);font-family:var(--font-normal);font-size:var(--font-base-size);line-height:1.5;margin:0}h1,h2,h3,h4,h5,h6{margin:0}h1{color:var(--accent-color);font-size:2rem}h2{color:var(--accent-color);font-size:1.75rem}h3{color:var(--light)}p{font-size:1rem;margin:1rem 0}a{color:var(--accent-color)}a:hover{text-decoration:underline}ul{padding:1.5rem 1rem;margin:1rem 0}li{white-space:pre;list-style-type:none}pre{white-space:pre-wrap;white-space:-moz-pre-wrap;white-space:-o-pre-wrap;word-wrap:break-word}.monospace,code{font-family:var(--font-mono);word-wrap:break-word;word-break:break-all}.container{width:var(--container-width);max-width:var(--container-max-width);min-height:100vh;background:var(--light);padding:7vh calc((var(--container-max-width) * .03)) 10vh;margin:0 auto;overflow:hidden}.capture-section,.info-section,.trace-section{margin-bottom:3rem}.message{background:var(--accent-color);color:var(--light);padding:2rem 1rem 1rem 1rem}.scrollable{overflow-x:scroll}.code{display:block;width:max-content;min-width:100%;background:var(--contrast-color);font-family:var(--font-mono);font-size:.875rem;margin:0;overflow-y:scroll;-ms-overflow-style:none;scrollbar-width:none;cursor:initial}.code::-webkit-scrollbar{display:none}.code *{background:0 0}.code-line{display:inline-block;width:calc(3ch + (2 * .75ch));background:rgba(255,255,255,.25);color:var(--light);text-align:right;padding:.25rem .75ch;margin:0 1.5ch 0 0;user-select:none}.code-line.exception-line{color:var(--accent-color);font-weight:700}.code-line.exception-line+code>span>span:not(:first-child){padding-bottom:3px;border-bottom:2px solid var(--accent-color)}.button{display:inline-block;vertical-align:baseline;background:var(--accent-color);color:var(--light);font-size:1rem;text-decoration:none;padding:.5rem 1rem;margin:0 0 1rem 0;border:none;border-radius:2.5rem;cursor:pointer}.button:hover{background:var(--contrast-color);text-decoration:inherit}.button:last-child{margin-bottom:0}.table{width:100%;border-collapse:collapse;border-spacing:0}.table .table-cell{padding:.75rem}.table .table-head .table-cell{background:var(--contrast-color);color:var(--light);text-align:left;padding-top:.75rem;padding-bottom:.75rem}.table-cell.compact{width:1%}.table-row{background:var(--light);border-top:1px solid rgba(0,0,0,.15)}.table .table-row:hover{background:rgba(0,0,0,.065)!important}.table .table-row.additional .table-cell{padding:0}.table .table-row.odd,.table .table-row.odd+.additional{background:var(--light)}.table .table-row.even,.table .table-row.even+.additional{background:rgba(0,0,0,.035)}.table .table-row.even+.additional,.table .table-row.odd+.additional{border-top:none}.pop-up{cursor:help}.line,.number{text-align:center}.class,.function{font-size:.875rem;font-weight:700}.arguments{white-space:nowrap}.argument{display:inline-block;background:rgba(0,0,0,.125);color:var(--accent-color);font-size:.875rem;font-style:italic;padding:.125rem .5rem;margin:0 .25rem 0 0;border-radius:2.5rem}.argument:hover{background:var(--accent-color);color:var(--contrast-color)}.accordion{cursor:pointer;position:relative}.accordion-summary{width:1.5rem;height:1.5rem;background:var(--accent-color);color:var(--light);line-height:1.5rem;text-align:center;list-style:none;border-radius:50%;position:absolute;top:-2.2925rem;left:1.425rem;user-select:none;cursor:pointer}.accordion-summary:hover{background:var(--contrast-color)}.accordion-details{padding:0}",
'traceBlock' => "background:#fff;color:%accentColor%;font-family:-apple-system,'Fira Sans',Ubuntu,Helvetica,Arial,sans-serif;font-size:12px;padding:4px 8px;margin-bottom:18px;",
'dumpBlock' => "display:table;background:%contrastColor%;color:#fff;font-family:'Fira Code','Ubuntu Mono',Courier,monospace;font-size:18px;padding:18px;margin-bottom:8px;",
'timeBlock' => "display:table;background:%accentColor%;color:#fff;font-family:'Fira Code','Ubuntu Mono',Courier,monospace;font-size:12px;font-weight:bold;padding:12px;margin-bottom:8px;",
'detailsBlock' => "background:%accentColor%;color:#fff;font-family:-apple-system,'Fira Sans',Ubuntu,Helvetica,Arial,sans-serif;font-size:12px;font-weight:bold;padding:12px;margin-bottom:8px;cursor:pointer;user-select:none;",
];
/**
* Colors of syntax tokens.
*
* @var array
*/
public static array $syntaxHighlightColors = [
'comment' => '#aeaeae',
'keyword' => '#00bfff',
'string' => '#e4ba80',
'default' => '#e8703a',
'html' => '#ab8703',
];
/**
* Additional CSS styling of syntax tokens.
*
* @var array
*/
public static array $syntaxHighlightStyles = [
'comment' => 'font-weight: lighter;',
'keyword' => 'font-weight: bold;',
'string' => '',
'default' => '',
'html' => '',
];
/**
* PHP highlighting syntax tokens.
*
* @var string[]
*/
private static array $syntaxHighlightTokens = ['comment', 'keyword', 'string', 'default', 'html'];
/**
* Dumps a variable and dies.
*
* @param mixed ...$variable
*
* @return void The result will simply get echoed.
*
* @codeCoverageIgnore
*/
public static function dd(...$variable): void
{
self::dump(...$variable);
App::terminate();
}
/**
* Dumps a variable in a nice HTML block with syntax highlighting.
*
* @param mixed ...$variable
*
* @return void The result will simply get echoed.
*/
public static function dump(...$variable): void
{
$caller = self::getValidCallerTrace();
$blocks = self::getDumpingBlocks();
$dump = '';
foreach ($variable as $var) {
$trace = sprintf($blocks['traceBlock'], $caller);
$highlightedDump = self::exportExpressionWithSyntaxHighlighting($var, $trace);
$block = sprintf($blocks['dumpBlock'], $highlightedDump);
$dump .= sprintf($blocks['detailsBlock'], $block);
}
$time = (microtime(true) - START_TIME) * 1000;
$dump .= sprintf($blocks['timeBlock'], $time);
if (self::isCli()) {
echo $dump;
return;
}
// @codeCoverageIgnoreStart
(new HTML(false))
->open('div', ['id' => $id = 'dump-' . uniqid()])
->style("#{$id} * { background: transparent; padding: 0; }")
->div($dump)
->close()
->echo();
// @codeCoverageIgnoreEnd
}
/**
* Dumps an exception in a nice HTML page or as string and exits the script.
*
* @param \Throwable $exception
*
* @return void The result will be echoed as HTML page or a string representation of the exception if the interface is CLI.
*
* @codeCoverageIgnore
*/
public static function dumpException(\Throwable $exception): void
{
if (self::isCli()) {
echo $exception;
App::terminate();
}
self::setSyntaxHighlighting();
$reflection = new \ReflectionClass($exception);
$file = $exception->getFile();
$line = $exception->getLine();
$message = $exception->getMessage();
$trace = $exception->getTrace();
$traceString = $exception->getTraceAsString();
$name = $reflection->getName();
$shortName = $reflection->getShortName();
$fileName = basename($file);
$style = Misc::interpolate(
static::$styles['exceptionPage'],
[
'accentColor' => static::$accentColor,
'contrastColor' => static::$contrastColor
],
'%%'
);
$favicon = '<svg xmlns="http://www.w3.org/2000/svg" version="1.0" width="512" height="512"><circle cx="256" cy="256" r="256" fill="#F00" /></svg>';
(new HTML(false))
->node('<!DOCTYPE html>')
->open('html', ['lang' => 'en'])
->open('head')
->title('Oops! Something went wrong')
->link(null, ['rel' => 'icon', 'href' => 'data:image/svg+xml;base64,' . base64_encode($favicon)])
->style($style, ['type' => 'text/css'])
->close()
->open('body')
->open('div', ['class' => 'container'])
->open('section', ['class' => 'info-section'])
->h1('Uncaught "' . Misc::transform($shortName, 'title') . '"')
->p(
"<code><b>{$shortName}</b></code> was thrown on line <code><b>{$line}</b></code> of file " .
"<code><b>{$fileName}</b></code> which prevented further execution of the code."
)
->open('div', ['class' => 'message'])
->h3($name)
// we need to decode and encode because some messages come escaped
->p(nl2br(htmlspecialchars(htmlspecialchars_decode((string)$message), ENT_QUOTES, 'UTF-8')))
->close()
->close()
->open('section', ['class' => 'capture-section'])
->h2('Thrown in:')
->execute(function (HTML $html) use ($file, $line) {
if (!file_exists($file)) {
return;
}
$html
->open('p')
->node("File: <code><b>{$file}</b></code>")
->entity('nbsp')
->entity('nbsp')
->a('Open in <b>VS Code</b>', [
'href' => sprintf('vscode://file/%s:%d', $file, $line),
'class' => 'button',
])
->close();
$html->div(Dumper::highlightFile($file, $line), ['class' => 'scrollable']);
})
->close()
->open('section', ['class' => 'trace-section'])
->h2('Stack trace:')
->execute(function (HTML $html) use ($trace, $traceString) {
if (!count($trace)) {
$html->pre($traceString);
return;
}
$html->node(Dumper::tabulateStacktrace($trace));
})
->close()
->close()
->close()
->close()
->echo();
App::terminate();
}
/**
* Highlights the passed file with the possibility to focus a specific line.
*
* @param string $file The file to highlight.
* @param int $line The line to focus.
*
* @return string The hightailed file as HTML.
*
* @since 1.5.5
*
* @codeCoverageIgnore
*/
private static function highlightFile(string $file, ?int $line = null): string
{
return (new HTML(false))
->open('div', ['class' => 'code-highlight'])
->open('ul', ['class' => 'code'])
->execute(function (HTML $html) use ($file, $line) {
$file = (string)$file;
$line = (int)$line;
$lines = file_exists($file) ? file($file) : [];
$count = count($lines);
$offset = !$line ? $count : 5;
for ($i = $line - $offset; $i < $line + $offset; $i++) {
if (!($i > 0 && $i < $count)) {
continue;
}
$highlightedCode = highlight_string('<?php ' . $lines[$i], true);
$highlightedCode = preg_replace(
['/\n/', '/<br ?\/?>/', '/<\?php /'],
['', '', ''],
$highlightedCode
);
$causer = $i === $line - 1;
$number = strval($i + 1);
if ($causer) {
$number = str_pad('>', strlen($number), '=', STR_PAD_LEFT);
}
$html
->open('li')
->condition($causer === true)
->span($number, ['class' => 'code-line exception-line'])
->condition($causer === false)
->span($number, ['class' => 'code-line'])
->node($highlightedCode)
->close();
}
})
->close()
->close()
->return();
}
/**
* Tabulates the passed stacktrace in an HTML table.
*
* @param array $trace Exception stacktrace array.
*
* @return string The tabulated trace as HTML.
*
* @since 1.5.5
*
* @codeCoverageIgnore
*/
private static function tabulateStacktrace(array $trace): string
{
return (new HTML(false))
->p('<i>Fields with * can reveal more info. * Hoverable. ** Clickable.</i>')
->open('div', ['class' => 'scrollable'])
->open('table', ['class' => 'table'])
->open('thead', ['class' => 'table-head'])
->open('tr', ['class' => 'table-row'])
->th('No. **', ['class' => 'table-cell compact'])
->th('File *', ['class' => 'table-cell'])
->th('Line', ['class' => 'table-cell compact'])
->th('Class', ['class' => 'table-cell'])
->th('Function', ['class' => 'table-cell'])
->th('Arguments *', ['class' => 'table-cell'])
->close()
->close()
->open('tbody', ['class' => 'table-body'])
->execute(function (HTML $html) use ($trace) {
foreach ($trace as $i => $trace) {
$count = (int)$i + 1;
$html
->open('tr', ['class' => 'table-row ' . ($count % 2 == 0 ? 'even' : 'odd')])
->td(isset($trace['file']) ? '' : strval($count), ['class' => 'table-cell number'])
->td(
isset($trace['file'])
? sprintf('<a href="vscode://file/%s:%d" title="Open in VS Code">%s</a>', $trace['file'], $trace['line'], basename($trace['file']))
: 'N/A',
['class' => 'table-cell file pop-up', 'title' => $trace['file'] ?? 'N/A']
)
->td(strval($trace['line'] ?? 'N/A'), ['class' => 'table-cell line'])
->td(strval($trace['class'] ?? 'N/A'), ['class' => 'table-cell class monospace'])
->td(strval($trace['function'] ?? 'N/A'), ['class' => 'table-cell function monospace'])
->open('td', ['class' => 'table-cell arguments monospace'])
->execute(function (HTML $html) use ($trace) {
if (!isset($trace['args'])) {
$html->node('NULL');
return;
}
foreach ($trace['args'] as $argument) {
$html->span(gettype($argument), [
'class' => 'argument pop-up',
'title' => htmlspecialchars(
Misc::callObjectMethod(Dumper::class, 'exportExpression', $argument),
ENT_QUOTES,
'UTF-8'
),
]);
}
})
->close()
->close()
->execute(function (HTML $html) use ($trace, $count) {
isset($trace['file']) && $html
->open('tr', ['class' => 'table-row additional', 'id' => 'trace-' . $count])
->open('td', ['class' => 'table-cell', 'colspan' => 6])
->open('details', ['class' => 'accordion'])
->summary(strval($count), ['class' => 'accordion-summary'])
->div(
Dumper::highlightFile($trace['file'] ?? '', $trace['line'] ?? null),
['class' => 'accordion-details']
)
->close()
->close()
->close();
});
}
})
->close()
->close()
->close()
->return();
}
/**
* Returns dump of the passed variable using `var_export()`.
*
* @param mixed $variable
*
* @return string
*
* @since 1.5.6
*/
protected static function varExport($variable): string
{
$dump = var_export($variable, true);
$dump = preg_replace(
array_keys(static::VAR_EXPORT_CONVERSIONS),
array_values(static::VAR_EXPORT_CONVERSIONS),
$dump
);
$dump = rtrim(trim(strval($dump)), ',');
// var_export() indents using 3 spaces and messes the indentation up
// with odd numbers starting from number 3, this omits spaces
// for odd numbers making it indents using 2 spaces instead of 3
$dump = preg_replace_callback('/([ ]{3,})/', function ($matches) {
$indentation = strlen(strlen($matches[1]) % 2 === 0 ? $matches[1] : substr($matches[1], 0, -1));
return str_repeat(' ', $indentation);
}, $dump);
return $dump;
}
/**
* Returns dump of the passed variable using `var_dump()`.
*
* @param mixed $variable
*
* @return string
*
* @since 1.5.6
*/
protected static function varDump($variable): string
{
ob_start();
var_dump($variable);
$dump = ob_get_clean();
$dump = preg_replace(
array_keys(static::VAR_DUMP_CONVERSIONS),
array_values(static::VAR_DUMP_CONVERSIONS),
$dump
);
$dump = rtrim(trim(strval($dump)), ',');
return $dump;
}
/**
* Dumps an expression using `var_export()` or `var_dump()`.
*
* @param mixed $expression
*
* @return string
*/
public static function exportExpression($expression): string
{
$recursive = strpos(print_r($expression, true), '*RECURSION*') !== false;
$dump = static::$useVarDump == true || $recursive == true
? self::varDump($expression)
: self::varExport($expression);
$info = static::$useVarDump == false && $recursive == true ? Misc::interpolate(
'// {class} failed to dump the variable.{eol}' .
'// Reason: var_export() does not handle circular references.{eol}' .
'// Here is a dump of the variable using var_dump() formatted in a valid PHP array.{eol}{eol}',
['class' => static::class, 'eol' => PHP_EOL]
) : '';
$dump = $info . $dump;
return $dump;
}
/**
* Dumps an expression using `var_export()` or `var_dump()` with syntax highlighting.
*
* @param mixed $expression
* @param string|null $phpReplacement `<?php` replacement.
*
* @return string
*/
private static function exportExpressionWithSyntaxHighlighting($expression, ?string $phpReplacement = ''): string
{
self::setSyntaxHighlighting();
$export = self::exportExpression($expression);
$code = highlight_string('<?php ' . $export, true);
$html = preg_replace(
'/<\?php /',
$phpReplacement ?? '',
$code,
1
);
if (!self::isCli()) {
// @codeCoverageIgnoreStart
return $html;
// @codeCoverageIgnoreEnd
}
$mixed = preg_replace_callback(
'/@CLR\((#\w+)\)/',
fn ($matches) => self::getAnsiCodeFromHexColor($matches[1]),
preg_replace(
['/<\w+\s+style="color:\s*(#[a-z0-9]+)">(.*?)<\/\w+>/im', '/<br ?\/?>/', '/ /'],
["\e[@CLR($1)m$2\e[0m", "\n", " "],
$html
)
);
$ansi = trim(html_entity_decode(strip_tags($mixed)));
return $ansi;
}
/**
* Returns an array containing HTML/ANSI wrapping blocks.
* Available blocks are: `traceBlock`, `dumpBlock`, `timeBlock`, and `detailsBlock`.
* All this blocks will contain a placeholder for a `*printf()` function to inject content.
*
* @return void
*/
private static function getDumpingBlocks(): array
{
$isCli = self::isCli();
$colors = [
'accentColor' => static::$accentColor,
'contrastColor' => static::$contrastColor,
];
$traceBlock = HTML::div('%s', [
'style' => Misc::interpolate(static::$styles['traceBlock'], $colors, '%%')
]);
$dumpBlock = HTML::div('%s', [
'style' => Misc::interpolate(static::$styles['dumpBlock'], $colors, '%%')
]);
$timeBlock = HTML::div('START_TIME + %.2fms', [
'style' => Misc::interpolate(static::$styles['timeBlock'], $colors, '%%')
]);
$detailsBlock = (new HTML(false))
->open('details', ['open' => null])
->summary('Expand/Collapse', [
'style' => Misc::interpolate(static::$styles['detailsBlock'], $colors, '%%')
])
->main('%s')
->close()
->return();
if ($isCli) {
$traceBlock = "\n// \e[33;1mTRACE:\e[0m \e[34;46m[%s]\e[0m \n\n";
$dumpBlock = "%s";
$timeBlock = "\n\n// \e[36mSTART_TIME\e[0m + \e[35m%.2f\e[0mms \n\n\n";
$detailsBlock = "%s";
}
return compact('traceBlock', 'dumpBlock', 'timeBlock', 'detailsBlock');
}
/**
* Returns the last caller trace before `dd()` or `dump()` if the format of `file:line`.
*
* @return string
*/
private static function getValidCallerTrace(): string
{
$trace = 'Trace: N/A';
array_filter(array_reverse(debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS)), function ($backtrace) use (&$trace) {
static $hasFound = false;
if (!$hasFound && in_array($backtrace['function'], ['dump', 'dd'])) {
$trace = $backtrace['file'] . ':' . $backtrace['line'];
$hasFound = true;
return true;
}
return false;
});
return $trace;
}
/**
* Converts a hex color to the closest standard ANSI color code.
* Standard ANSI colors include: black, red, green, yellow, blue, magenta, cyan and white.
*
* @return int
*/
private static function getAnsiCodeFromHexColor(string $color): int
{
$colors = [
'black' => ['ansi' => 30, 'rgb' => [0, 0, 0]],
'red' => ['ansi' => 31, 'rgb' => [255, 0, 0]],
'green' => ['ansi' => 32, 'rgb' => [0, 128, 0]],
'yellow' => ['ansi' => 33, 'rgb' => [255, 255, 0]],
'blue' => ['ansi' => 34, 'rgb' => [0, 0, 255]],
'magenta' => ['ansi' => 35, 'rgb' => [255, 0, 255]],
'cyan' => ['ansi' => 36, 'rgb' => [0, 255, 255]],
'white' => ['ansi' => 37, 'rgb' => [255, 255, 255]],
'default' => ['ansi' => 39, 'rgb' => [128, 128, 128]],
];
$hexClr = ltrim($color, '#');
$hexNum = strval(strlen($hexClr));
$hexPos = [
'3' => [0, 0, 1, 1, 2, 2],
'6' => [0, 1, 2, 3, 4, 5],
];
[$r, $g, $b] = [
$hexClr[$hexPos[$hexNum][0]] . $hexClr[$hexPos[$hexNum][1]],
$hexClr[$hexPos[$hexNum][2]] . $hexClr[$hexPos[$hexNum][3]],
$hexClr[$hexPos[$hexNum][4]] . $hexClr[$hexPos[$hexNum][5]],
];
$color = [hexdec($r), hexdec($g), hexdec($b)];
$distances = [];
foreach ($colors as $name => $values) {
$distances[$name] = sqrt(
pow($values['rgb'][0] - $color[0], 2) +
pow($values['rgb'][1] - $color[1], 2) +
pow($values['rgb'][2] - $color[2], 2)
);
}
$colorName = '';
$minDistance = pow(2, 30);
foreach ($distances as $key => $value) {
if ($value < $minDistance) {
$minDistance = $value;
$colorName = $key;
}
}
return $colors[$colorName]['ansi'];
}
/**
* Sets PHP syntax highlighting colors according to current class state.
*
* @return void
*
* @codeCoverageIgnore
*/
private static function setSyntaxHighlighting(): void
{
if (self::isCli()) {
// use default entries for better contrast.
return;
}
$tokens = self::$syntaxHighlightTokens;
foreach ($tokens as $token) {
$color = self::$syntaxHighlightColors[$token] ?? ini_get("highlight.{$token}");
$style = self::$syntaxHighlightStyles[$token] ?? chr(8);
$highlighting = sprintf('%s;%s', $color, $style);
ini_set("highlight.{$token}", $highlighting);
}
}
/**
* Checks whether the script is currently running in CLI mode or not.
*
* @return bool
*/
private static function isCli(): bool
{
return PHP_SAPI === 'cli';
}
}