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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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namespace Hamcrest;
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/*
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 Copyright (c) 2009 hamcrest.org
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 */
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use Hamcrest\Internal\SelfDescribingValue;
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/**
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 * A {@link Hamcrest\Description} that is stored as a string.
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 */
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abstract class BaseDescription implements Description
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{
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    public function appendText($text)
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    {
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        $this->append($text);
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        return $this;
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    }
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    public function appendDescriptionOf(SelfDescribing $value)
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    {
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        $value->describeTo($this);
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        return $this;
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    }
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    public function appendValue($value)
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    {
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        if (is_null($value)) {
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            $this->append('null');
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        } elseif (is_string($value)) {
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            $this->_toPhpSyntax($value);
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        } elseif (is_float($value)) {
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            $this->append('<');
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            $this->append($value);
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            $this->append('F>');
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        } elseif (is_bool($value)) {
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            $this->append('<');
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            $this->append($value ? 'true' : 'false');
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            $this->append('>');
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        } elseif (is_array($value) || $value instanceof \Iterator || $value instanceof \IteratorAggregate) {
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            $this->appendValueList('[', ', ', ']', $value);
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        } elseif (is_object($value) && !method_exists($value, '__toString')) {
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            $this->append('<');
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            $this->append(get_class($value));
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            $this->append('>');
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        } else {
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            $this->append('<');
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            $this->append($value);
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            $this->append('>');
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        }
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        return $this;
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    }
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    public function appendValueList($start, $separator, $end, $values)
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    {
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        $list = array();
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        foreach ($values as $v) {
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            $list[] = new SelfDescribingValue($v);
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        }
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        $this->appendList($start, $separator, $end, $list);
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        return $this;
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    }
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    public function appendList($start, $separator, $end, $values)
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    {
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        $this->append($start);
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        $separate = false;
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        foreach ($values as $value) {
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            /*if (!($value instanceof Hamcrest\SelfDescribing)) {
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                $value = new Hamcrest\Internal\SelfDescribingValue($value);
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            }*/
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            if ($separate) {
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                $this->append($separator);
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            }
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            $this->appendDescriptionOf($value);
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            $separate = true;
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        }
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        $this->append($end);
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        return $this;
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    }
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    // -- Protected Methods
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    /**
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     * Append the String <var>$str</var> to the description.
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     */
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    abstract protected function append($str);
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    // -- Private Methods
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    private function _toPhpSyntax($value)
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    {
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        $str = '"';
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        for ($i = 0, $len = strlen($value); $i < $len; ++$i) {
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            switch ($value[$i]) {
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                case '"':
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                    $str .= '\\"';
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                    break;
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                case "\t":
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                    $str .= '\\t';
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                    break;
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                case "\r":
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                    $str .= '\\r';
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                    break;
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                case "\n":
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                    $str .= '\\n';
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                    break;
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                default:
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                    $str .= $value[$i];
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            }
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        }
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        $str .= '"';
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        $this->append($str);
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    }
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}