initial igniter support

igniter/app/Views/errors/cli/error_404.php

@@ -0,0 +1,7 @@
+<?php
+
+use CodeIgniter\CLI\CLI;
+
+CLI::error('ERROR: ' . $code);
+CLI::write($message);
+CLI::newLine();

igniter/app/Views/errors/cli/error_exception.php

@@ -0,0 +1,65 @@
+<?php
+
+use CodeIgniter\CLI\CLI;
+
+// The main Exception
+CLI::write('[' . $exception::class . ']', 'light_gray', 'red');
+CLI::write($message);
+CLI::write('at ' . CLI::color(clean_path($exception->getFile()) . ':' . $exception->getLine(), 'green'));
+CLI::newLine();
+
+$last = $exception;
+
+while ($prevException = $last->getPrevious()) {
+    $last = $prevException;
+
+    CLI::write('  Caused by:');
+    CLI::write('  [' . $prevException::class . ']', 'red');
+    CLI::write('  ' . $prevException->getMessage());
+    CLI::write('  at ' . CLI::color(clean_path($prevException->getFile()) . ':' . $prevException->getLine(), 'green'));
+    CLI::newLine();
+}
+
+// The backtrace
+if (defined('SHOW_DEBUG_BACKTRACE') && SHOW_DEBUG_BACKTRACE) {
+    $backtraces = $last->getTrace();
+
+    if ($backtraces) {
+        CLI::write('Backtrace:', 'green');
+    }
+
+    foreach ($backtraces as $i => $error) {
+        $padFile  = '    '; // 4 spaces
+        $padClass = '       '; // 7 spaces
+        $c        = str_pad($i + 1, 3, ' ', STR_PAD_LEFT);
+
+        if (isset($error['file'])) {
+            $filepath = clean_path($error['file']) . ':' . $error['line'];
+
+            CLI::write($c . $padFile . CLI::color($filepath, 'yellow'));
+        } else {
+            CLI::write($c . $padFile . CLI::color('[internal function]', 'yellow'));
+        }
+
+        $function = '';
+
+        if (isset($error['class'])) {
+            $type = ($error['type'] === '->') ? '()' . $error['type'] : $error['type'];
+            $function .= $padClass . $error['class'] . $type . $error['function'];
+        } elseif (! isset($error['class']) && isset($error['function'])) {
+            $function .= $padClass . $error['function'];
+        }
+
+        $args = implode(', ', array_map(static fn ($value): string => match (true) {
+            is_object($value) => 'Object(' . $value::class . ')',
+            is_array($value)  => $value !== [] ? '[...]' : '[]',
+            $value === null   => 'null', // return the lowercased version
+            default           => var_export($value, true),
+        }, array_values($error['args'] ?? [])));
+
+        $function .= '(' . $args . ')';
+
+        CLI::write($function);
+        CLI::newLine();
+    }
+}

igniter/app/Views/errors/cli/production.php

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+<?php
+
+// On the CLI, we still want errors in productions
+// so just use the exception template.
+include __DIR__ . '/error_exception.php';