First Local Commit - After Clean up.

Signed-off-by: Rick Hays <rhays@haysgang.com>

system/Exceptions/AlertError.php

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+<?php namespace CodeIgniter\Exceptions;
+
+/**
+ * Error: Action must be taken immediately (system/db down, etc)
+ */
+
+class AlertError extends \Error
+{
+
+}

system/Exceptions/CastException.php

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+<?php namespace CodeIgniter\Exceptions;
+
+/**
+ * Cast Exceptions.
+ */
+
+class CastException extends CriticalError
+{
+
+	/**
+	 * Error code
+	 *
+	 * @var integer
+	 */
+	protected $code = 3;
+
+	public static function forInvalidJsonFormatException(int $error)
+	{
+		switch($error)
+		{
+			case JSON_ERROR_DEPTH:
+				throw new static(lang('Cast.jsonErrorDepth'));
+			break;
+			case JSON_ERROR_STATE_MISMATCH:
+				throw new static(lang('Cast.jsonErrorStateMismatch'));
+			break;
+			case JSON_ERROR_CTRL_CHAR:
+				throw new static(lang('Cast.jsonErrorCtrlChar'));
+			break;
+			case JSON_ERROR_SYNTAX:
+				throw new static(lang('Cast.jsonErrorSyntax'));
+			break;
+			case JSON_ERROR_UTF8:
+				throw new static(lang('Cast.jsonErrorUtf8'));
+			break;
+			default:
+				throw new static(lang('Cast.jsonErrorUnknown'));
+		}
+	}
+
+}

system/Exceptions/ConfigException.php

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+<?php namespace CodeIgniter\Exceptions;
+
+/**
+ * Exception for automatic logging.
+ */
+
+class ConfigException extends CriticalError
+{
+
+	/**
+	 * Error code
+	 *
+	 * @var integer
+	 */
+	protected $code = 3;
+
+	public static function forDisabledMigrations()
+	{
+		throw new static(lang('Migrations.disabled'));
+	}
+}

system/Exceptions/CriticalError.php

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+<?php namespace CodeIgniter\Exceptions;
+
+/**
+ * Error: Critical conditions, like component unavailble, etc.
+ */
+
+class CriticalError extends \Error
+{
+
+}

system/Exceptions/DownloadException.php

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+<?php namespace CodeIgniter\Exceptions;
+
+/**
+ * Class DownloadException
+ *
+ * @package CodeIgniter\Exceptions
+ */
+
+class DownloadException extends \RuntimeException implements ExceptionInterface
+{
+
+	public static function forCannotSetFilePath(string $path)
+	{
+		return new static(lang('HTTP.cannotSetFilepath', [$path]));
+	}
+
+	public static function forCannotSetBinary()
+	{
+		return new static(lang('HTTP.cannotSetBinary'));
+	}
+
+	public static function forNotFoundDownloadSource()
+	{
+		return new static(lang('HTTP.notFoundDownloadSource'));
+	}
+
+	public static function forCannotSetCache()
+	{
+		return new static(lang('HTTP.cannotSetCache'));
+	}
+
+	public static function forCannotSetStatusCode(int $code, string $reason)
+	{
+		return new static(lang('HTTP.cannotSetStatusCode', [$code, $reason]));
+	}
+}

system/Exceptions/EmergencyError.php

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+<?php namespace CodeIgniter\Exceptions;
+
+/**
+ * Error: system is unusable
+ */
+
+class EmergencyError extends \Error
+{
+
+}

system/Exceptions/ExceptionInterface.php

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+<?php namespace CodeIgniter\Exceptions;
+
+/**
+ * Provides a domain-level interface for broad capture
+ * of all framework-related exceptions.
+ *
+ * catch (\CodeIgniter\Exceptions\ExceptionInterface) { ... }
+ */
+
+interface ExceptionInterface
+{
+}

system/Exceptions/FrameworkException.php

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+<?php namespace CodeIgniter\Exceptions;
+
+/**
+ * Class FrameworkException
+ *
+ * A collection of exceptions thrown by the framework
+ * that can only be determined at run time.
+ *
+ * @package CodeIgniter\Exceptions
+ */
+
+class FrameworkException extends \RuntimeException implements ExceptionInterface
+{
+
+	public static function forInvalidFile(string $path)
+	{
+		return new static(lang('Core.invalidFile', [$path]));
+	}
+
+	public static function forCopyError(string $path)
+	{
+		return new static(lang('Core.copyError', [$path]));
+	}
+
+	public static function forMissingExtension(string $extension)
+	{
+		return new static(lang('Core.missingExtension', [$extension]));
+	}
+
+	public static function forNoHandlers(string $class)
+	{
+		return new static(lang('Core.noHandlers', [$class]));
+	}
+
+}

system/Exceptions/ModelException.php

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+<?php namespace CodeIgniter\Exceptions;
+
+/**
+ * Model Exceptions.
+ */
+
+class ModelException extends FrameworkException
+{
+	public static function forNoPrimaryKey(string $modelName)
+	{
+		return new static(lang('Database.noPrimaryKey', [$modelName]));
+	}
+
+	public static function forNoDateFormat(string $modelName)
+	{
+		return new static(lang('Database.noDateFormat', [$modelName]));
+	}
+}

system/Exceptions/PageNotFoundException.php

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+<?php namespace CodeIgniter\Exceptions;
+
+class PageNotFoundException extends \OutOfBoundsException implements ExceptionInterface
+{
+	/**
+	 * Error code
+	 *
+	 * @var integer
+	 */
+	protected $code = 404;
+
+	public static function forPageNotFound(string $message = null)
+	{
+		return new static($message ?? lang('HTTP.pageNotFound'));
+	}
+
+	public static function forEmptyController()
+	{
+		return new static(lang('HTTP.emptyController'));
+	}
+
+	public static function forControllerNotFound(string $controller, string $method)
+	{
+		return new static(lang('HTTP.controllerNotFound', [$controller, $method]));
+	}
+
+	public static function forMethodNotFound(string $method)
+	{
+		return new static(lang('HTTP.methodNotFound', [$method]));
+	}
+}