820 lines
27 KiB
PHP
820 lines
27 KiB
PHP
<?php
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/*
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* This file is part of the webmozart/assert package.
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*
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* (c) Bernhard Schussek <bschussek@gmail.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Webmozart\Assert;
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use BadMethodCallException;
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use InvalidArgumentException;
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use Traversable;
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/**
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* Efficient assertions to validate the input/output of your methods.
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*
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* @method static void nullOrString($value, $message = '')
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* @method static void nullOrStringNotEmpty($value, $message = '')
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* @method static void nullOrInteger($value, $message = '')
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* @method static void nullOrIntegerish($value, $message = '')
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* @method static void nullOrFloat($value, $message = '')
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* @method static void nullOrNumeric($value, $message = '')
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* @method static void nullOrBoolean($value, $message = '')
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* @method static void nullOrScalar($value, $message = '')
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* @method static void nullOrResource($value, $type = null, $message = '')
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* @method static void nullOrIsCallable($value, $message = '')
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* @method static void nullOrIsArray($value, $message = '')
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* @method static void nullOrIsTraversable($value, $message = '')
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* @method static void nullOrIsInstanceOf($value, $class, $message = '')
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* @method static void nullOrNotInstanceOf($value, $class, $message = '')
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* @method static void nullOrIsEmpty($value, $message = '')
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* @method static void nullOrNotEmpty($value, $message = '')
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* @method static void nullOrTrue($value, $message = '')
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* @method static void nullOrFalse($value, $message = '')
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* @method static void nullOrEq($value, $value2, $message = '')
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* @method static void nullOrNotEq($value,$value2, $message = '')
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* @method static void nullOrSame($value, $value2, $message = '')
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* @method static void nullOrNotSame($value, $value2, $message = '')
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* @method static void nullOrGreaterThan($value, $value2, $message = '')
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* @method static void nullOrGreaterThanEq($value, $value2, $message = '')
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* @method static void nullOrLessThan($value, $value2, $message = '')
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* @method static void nullOrLessThanEq($value, $value2, $message = '')
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* @method static void nullOrRange($value, $min, $max, $message = '')
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* @method static void nullOrOneOf($value, $values, $message = '')
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* @method static void nullOrContains($value, $subString, $message = '')
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* @method static void nullOrStartsWith($value, $prefix, $message = '')
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* @method static void nullOrStartsWithLetter($value, $message = '')
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* @method static void nullOrEndsWith($value, $suffix, $message = '')
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* @method static void nullOrRegex($value, $pattern, $message = '')
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* @method static void nullOrAlpha($value, $message = '')
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* @method static void nullOrDigits($value, $message = '')
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* @method static void nullOrAlnum($value, $message = '')
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* @method static void nullOrLower($value, $message = '')
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* @method static void nullOrUpper($value, $message = '')
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* @method static void nullOrLength($value, $length, $message = '')
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* @method static void nullOrMinLength($value, $min, $message = '')
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* @method static void nullOrMaxLength($value, $max, $message = '')
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* @method static void nullOrLengthBetween($value, $min, $max, $message = '')
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* @method static void nullOrFileExists($value, $message = '')
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* @method static void nullOrFile($value, $message = '')
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* @method static void nullOrDirectory($value, $message = '')
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* @method static void nullOrReadable($value, $message = '')
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* @method static void nullOrWritable($value, $message = '')
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* @method static void nullOrClassExists($value, $message = '')
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* @method static void nullOrSubclassOf($value, $class, $message = '')
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* @method static void nullOrImplementsInterface($value, $interface, $message = '')
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* @method static void allString($values, $message = '')
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* @method static void allStringNotEmpty($values, $message = '')
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* @method static void allInteger($values, $message = '')
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* @method static void allIntegerish($values, $message = '')
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* @method static void allFloat($values, $message = '')
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* @method static void allNumeric($values, $message = '')
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* @method static void allBoolean($values, $message = '')
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* @method static void allScalar($values, $message = '')
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* @method static void allResource($values, $type = null, $message = '')
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* @method static void allIsCallable($values, $message = '')
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* @method static void allIsArray($values, $message = '')
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* @method static void allIsTraversable($values, $message = '')
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* @method static void allIsInstanceOf($values, $class, $message = '')
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* @method static void allNotInstanceOf($values, $class, $message = '')
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* @method static void allNull($values, $message = '')
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* @method static void allNotNull($values, $message = '')
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* @method static void allIsEmpty($values, $message = '')
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* @method static void allNotEmpty($values, $message = '')
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* @method static void allTrue($values, $message = '')
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* @method static void allFalse($values, $message = '')
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* @method static void allEq($values, $value2, $message = '')
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* @method static void allNotEq($values,$value2, $message = '')
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* @method static void allSame($values, $value2, $message = '')
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* @method static void allNotSame($values, $value2, $message = '')
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* @method static void allGreaterThan($values, $value2, $message = '')
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* @method static void allGreaterThanEq($values, $value2, $message = '')
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* @method static void allLessThan($values, $value2, $message = '')
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* @method static void allLessThanEq($values, $value2, $message = '')
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* @method static void allRange($values, $min, $max, $message = '')
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* @method static void allOneOf($values, $values, $message = '')
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* @method static void allContains($values, $subString, $message = '')
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* @method static void allStartsWith($values, $prefix, $message = '')
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* @method static void allStartsWithLetter($values, $message = '')
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* @method static void allEndsWith($values, $suffix, $message = '')
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* @method static void allRegex($values, $pattern, $message = '')
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* @method static void allAlpha($values, $message = '')
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* @method static void allDigits($values, $message = '')
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* @method static void allAlnum($values, $message = '')
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* @method static void allLower($values, $message = '')
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* @method static void allUpper($values, $message = '')
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* @method static void allLength($values, $length, $message = '')
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* @method static void allMinLength($values, $min, $message = '')
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* @method static void allMaxLength($values, $max, $message = '')
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* @method static void allLengthBetween($values, $min, $max, $message = '')
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* @method static void allFileExists($values, $message = '')
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* @method static void allFile($values, $message = '')
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* @method static void allDirectory($values, $message = '')
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* @method static void allReadable($values, $message = '')
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* @method static void allWritable($values, $message = '')
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* @method static void allClassExists($values, $message = '')
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* @method static void allSubclassOf($values, $class, $message = '')
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* @method static void allImplementsInterface($values, $interface, $message = '')
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*
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* @since 1.0
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class Assert
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{
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public static function string($value, $message = '')
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{
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if (!is_string($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a string. Got: %s',
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self::typeToString($value)
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));
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}
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}
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public static function stringNotEmpty($value, $message = '')
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{
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self::string($value, $message);
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self::notEmpty($value, $message);
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}
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public static function integer($value, $message = '')
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{
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if (!is_int($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected an integer. Got: %s',
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self::typeToString($value)
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));
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}
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}
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public static function integerish($value, $message = '')
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{
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if (!is_numeric($value) || $value != (int) $value) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected an integerish value. Got: %s',
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self::typeToString($value)
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));
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}
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}
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public static function float($value, $message = '')
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{
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if (!is_float($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a float. Got: %s',
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self::typeToString($value)
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));
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}
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}
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public static function numeric($value, $message = '')
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{
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if (!is_numeric($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a numeric. Got: %s',
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self::typeToString($value)
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));
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}
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}
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public static function boolean($value, $message = '')
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{
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if (!is_bool($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a boolean. Got: %s',
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self::typeToString($value)
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));
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}
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}
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public static function scalar($value, $message = '')
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{
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if (!is_scalar($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a scalar. Got: %s',
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self::typeToString($value)
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));
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}
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}
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public static function resource($value, $type = null, $message = '')
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{
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if (!is_resource($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a resource. Got: %s',
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self::typeToString($value)
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));
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}
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if ($type && $type !== get_resource_type($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a resource of type %2$s. Got: %s',
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self::typeToString($value),
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$type
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));
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}
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}
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public static function isCallable($value, $message = '')
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{
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if (!is_callable($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a callable. Got: %s',
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self::typeToString($value)
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));
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}
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}
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public static function isArray($value, $message = '')
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{
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if (!is_array($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected an array. Got: %s',
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self::typeToString($value)
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));
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}
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}
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public static function isTraversable($value, $message = '')
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{
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if (!is_array($value) && !($value instanceof Traversable)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a traversable. Got: %s',
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self::typeToString($value)
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));
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}
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}
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public static function isInstanceOf($value, $class, $message = '')
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{
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if (!($value instanceof $class)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected an instance of %2$s. Got: %s',
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self::typeToString($value),
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$class
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));
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}
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}
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public static function notInstanceOf($value, $class, $message = '')
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{
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if ($value instanceof $class) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected an instance other than %2$s. Got: %s',
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self::typeToString($value),
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$class
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));
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}
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}
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public static function isEmpty($value, $message = '')
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{
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if (!empty($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected an empty value. Got: %s',
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self::valueToString($value)
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));
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}
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}
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public static function notEmpty($value, $message = '')
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{
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if (empty($value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a non-empty value. Got: %s',
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self::valueToString($value)
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));
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}
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}
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public static function null($value, $message = '')
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{
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if (null !== $value) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected null. Got: %s',
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self::valueToString($value)
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));
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}
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}
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public static function notNull($value, $message = '')
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{
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if (null === $value) {
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throw new InvalidArgumentException(
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$message ?: 'Expected a value other than null.'
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);
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}
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}
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public static function true($value, $message = '')
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{
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if (true !== $value) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value to be true. Got: %s',
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self::valueToString($value)
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));
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}
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}
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public static function false($value, $message = '')
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{
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if (false !== $value) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value to be false. Got: %s',
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self::valueToString($value)
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));
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}
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}
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public static function eq($value, $value2, $message = '')
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{
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if ($value2 != $value) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value equal to %2$s. Got: %s',
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self::valueToString($value),
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self::valueToString($value2)
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));
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}
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}
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public static function notEq($value, $value2, $message = '')
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{
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if ($value2 == $value) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a different value than %s.',
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self::valueToString($value2)
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));
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}
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}
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public static function same($value, $value2, $message = '')
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{
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if ($value2 !== $value) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value identical to %2$s. Got: %s',
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self::valueToString($value),
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self::valueToString($value2)
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));
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}
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}
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public static function notSame($value, $value2, $message = '')
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{
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if ($value2 === $value) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value not identical to %s.',
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self::valueToString($value2)
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));
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}
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}
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public static function greaterThan($value, $limit, $message = '')
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{
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if ($value <= $limit) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value greater than %2$s. Got: %s',
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self::valueToString($value),
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self::valueToString($limit)
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));
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}
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}
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public static function greaterThanEq($value, $limit, $message = '')
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{
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if ($value < $limit) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value greater than or equal to %2$s. Got: %s',
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self::valueToString($value),
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self::valueToString($limit)
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));
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}
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}
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public static function lessThan($value, $limit, $message = '')
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{
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if ($value >= $limit) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value less than %2$s. Got: %s',
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self::valueToString($value),
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self::valueToString($limit)
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));
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}
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}
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public static function lessThanEq($value, $limit, $message = '')
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{
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if ($value > $limit) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value less than or equal to %2$s. Got: %s',
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self::valueToString($value),
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self::valueToString($limit)
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));
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}
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}
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public static function range($value, $min, $max, $message = '')
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{
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if ($value < $min || $value > $max) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value between %2$s and %3$s. Got: %s',
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self::valueToString($value),
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self::valueToString($min),
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self::valueToString($max)
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));
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}
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}
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public static function oneOf($value, array $values, $message = '')
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{
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if (!in_array($value, $values, true)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected one of: %2$s. Got: %s',
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self::valueToString($value),
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implode(', ', array_map(array(__CLASS__, 'valueToString'), $values))
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));
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}
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}
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public static function contains($value, $subString, $message = '')
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{
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if (false === strpos($value, $subString)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value to contain %2$s. Got: %s',
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self::valueToString($value),
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self::valueToString($subString)
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));
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}
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}
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public static function startsWith($value, $prefix, $message = '')
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{
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if (0 !== strpos($value, $prefix)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value to start with %2$s. Got: %s',
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self::valueToString($value),
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self::valueToString($prefix)
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));
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}
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}
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public static function startsWithLetter($value, $message = '')
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{
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$valid = isset($value[0]);
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if ($valid) {
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$locale = setlocale(LC_CTYPE, 0);
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setlocale(LC_CTYPE, 'C');
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$valid = ctype_alpha($value[0]);
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setlocale(LC_CTYPE, $locale);
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}
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if (!$valid) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value to start with a letter. Got: %s',
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self::valueToString($value)
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));
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}
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}
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public static function endsWith($value, $suffix, $message = '')
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{
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if ($suffix !== substr($value, -self::strlen($suffix))) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'Expected a value to end with %2$s. Got: %s',
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self::valueToString($value),
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self::valueToString($suffix)
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));
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}
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}
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public static function regex($value, $pattern, $message = '')
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{
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if (!preg_match($pattern, $value)) {
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throw new InvalidArgumentException(sprintf(
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$message ?: 'The value %s does not match the expected pattern.',
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self::valueToString($value)
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));
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}
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}
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public static function alpha($value, $message = '')
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{
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$locale = setlocale(LC_CTYPE, 0);
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setlocale(LC_CTYPE, 'C');
|
|
$valid = !ctype_alpha($value);
|
|
setlocale(LC_CTYPE, $locale);
|
|
|
|
if ($valid) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected a value to contain only letters. Got: %s',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function digits($value, $message = '')
|
|
{
|
|
$locale = setlocale(LC_CTYPE, 0);
|
|
setlocale(LC_CTYPE, 'C');
|
|
$valid = !ctype_digit($value);
|
|
setlocale(LC_CTYPE, $locale);
|
|
|
|
if ($valid) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected a value to contain digits only. Got: %s',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function alnum($value, $message = '')
|
|
{
|
|
$locale = setlocale(LC_CTYPE, 0);
|
|
setlocale(LC_CTYPE, 'C');
|
|
$valid = !ctype_alnum($value);
|
|
setlocale(LC_CTYPE, $locale);
|
|
|
|
if ($valid) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected a value to contain letters and digits only. Got: %s',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function lower($value, $message = '')
|
|
{
|
|
$locale = setlocale(LC_CTYPE, 0);
|
|
setlocale(LC_CTYPE, 'C');
|
|
$valid = !ctype_lower($value);
|
|
setlocale(LC_CTYPE, $locale);
|
|
|
|
if ($valid) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected a value to contain lowercase characters only. Got: %s',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function upper($value, $message = '')
|
|
{
|
|
$locale = setlocale(LC_CTYPE, 0);
|
|
setlocale(LC_CTYPE, 'C');
|
|
$valid = !ctype_upper($value);
|
|
setlocale(LC_CTYPE, $locale);
|
|
|
|
if ($valid) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected a value to contain uppercase characters only. Got: %s',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function length($value, $length, $message = '')
|
|
{
|
|
if ($length !== self::strlen($value)) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected a value to contain %2$s characters. Got: %s',
|
|
self::valueToString($value),
|
|
$length
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function minLength($value, $min, $message = '')
|
|
{
|
|
if (self::strlen($value) < $min) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected a value to contain at least %2$s characters. Got: %s',
|
|
self::valueToString($value),
|
|
$min
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function maxLength($value, $max, $message = '')
|
|
{
|
|
if (self::strlen($value) > $max) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected a value to contain at most %2$s characters. Got: %s',
|
|
self::valueToString($value),
|
|
$max
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function lengthBetween($value, $min, $max, $message = '')
|
|
{
|
|
$length = self::strlen($value);
|
|
|
|
if ($length < $min || $length > $max) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected a value to contain between %2$s and %3$s characters. Got: %s',
|
|
self::valueToString($value),
|
|
$min,
|
|
$max
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function fileExists($value, $message = '')
|
|
{
|
|
self::string($value);
|
|
|
|
if (!file_exists($value)) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'The file %s does not exist.',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function file($value, $message = '')
|
|
{
|
|
self::fileExists($value, $message);
|
|
|
|
if (!is_file($value)) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'The path %s is not a file.',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function directory($value, $message = '')
|
|
{
|
|
self::fileExists($value, $message);
|
|
|
|
if (!is_dir($value)) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'The path %s is no directory.',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function readable($value, $message = '')
|
|
{
|
|
if (!is_readable($value)) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'The path %s is not readable.',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function writable($value, $message = '')
|
|
{
|
|
if (!is_writable($value)) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'The path %s is not writable.',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function classExists($value, $message = '')
|
|
{
|
|
if (!class_exists($value)) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected an existing class name. Got: %s',
|
|
self::valueToString($value)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function subclassOf($value, $class, $message = '')
|
|
{
|
|
if (!is_subclass_of($value, $class)) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected a sub-class of %2$s. Got: %s',
|
|
self::valueToString($value),
|
|
self::valueToString($class)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function implementsInterface($value, $interface, $message = '')
|
|
{
|
|
if (!in_array($interface, class_implements($value))) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected an implementation of %2$s. Got: %s',
|
|
self::valueToString($value),
|
|
self::valueToString($interface)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function keyExists($array, $key, $message = '')
|
|
{
|
|
if (!array_key_exists($key, $array)) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected the key %s to exist.',
|
|
self::valueToString($key)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function keyNotExists($array, $key, $message = '')
|
|
{
|
|
if (array_key_exists($key, $array)) {
|
|
throw new InvalidArgumentException(sprintf(
|
|
$message ?: 'Expected the key %s to not exist.',
|
|
self::valueToString($key)
|
|
));
|
|
}
|
|
}
|
|
|
|
public static function __callStatic($name, $arguments)
|
|
{
|
|
if ('nullOr' === substr($name, 0, 6)) {
|
|
if (null !== $arguments[0]) {
|
|
$method = lcfirst(substr($name, 6));
|
|
call_user_func_array(array('static', $method), $arguments);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
if ('all' === substr($name, 0, 3)) {
|
|
self::isTraversable($arguments[0]);
|
|
|
|
$method = lcfirst(substr($name, 3));
|
|
$args = $arguments;
|
|
|
|
foreach ($arguments[0] as $entry) {
|
|
$args[0] = $entry;
|
|
|
|
call_user_func_array(array('static', $method), $args);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
throw new BadMethodCallException('No such method: '.$name);
|
|
}
|
|
|
|
protected static function valueToString($value)
|
|
{
|
|
if (null === $value) {
|
|
return 'null';
|
|
}
|
|
|
|
if (true === $value) {
|
|
return 'true';
|
|
}
|
|
|
|
if (false === $value) {
|
|
return 'false';
|
|
}
|
|
|
|
if (is_array($value)) {
|
|
return 'array';
|
|
}
|
|
|
|
if (is_object($value)) {
|
|
return get_class($value);
|
|
}
|
|
|
|
if (is_resource($value)) {
|
|
return 'resource';
|
|
}
|
|
|
|
if (is_string($value)) {
|
|
return '"'.$value.'"';
|
|
}
|
|
|
|
return (string) $value;
|
|
}
|
|
|
|
protected static function typeToString($value)
|
|
{
|
|
return is_object($value) ? get_class($value) : gettype($value);
|
|
}
|
|
|
|
protected static function strlen($value)
|
|
{
|
|
if (!function_exists('mb_detect_encoding')) {
|
|
return strlen($value);
|
|
}
|
|
|
|
if (false === $encoding = mb_detect_encoding($value)) {
|
|
return strlen($value);
|
|
}
|
|
|
|
return mb_strwidth($value, $encoding);
|
|
}
|
|
|
|
private function __construct()
|
|
{
|
|
}
|
|
}
|