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<?php |
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namespace TheCodingMachine\Yaco\Definition; |
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class ValueUtils |
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{ |
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/** |
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* Dumps values. |
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* |
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* @param mixed $value |
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* @param string $containerVariable |
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* @param array $usedVariables |
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* |
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* @return InlineEntry |
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*/ |
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public static function dumpValue($value, $containerVariable, array $usedVariables) |
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{ |
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if (is_array($value)) { |
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return self::dumpArray($value, $containerVariable, $usedVariables); |
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} elseif ($value instanceof ReferenceInterface) { |
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return self::dumpReference($value, $containerVariable, $usedVariables); |
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} elseif ($value instanceof DumpableInterface) { |
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return self::dumpDefinition($value, $containerVariable, $usedVariables); |
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} elseif (is_object($value) || is_resource($value)) { |
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throw new \RuntimeException('Unable to dump a container if a parameter is an object or a resource.'); |
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} else { |
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return new InlineEntry(var_export($value, true), null, $usedVariables, false); |
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} |
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} |
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public static function dumpArguments($argumentsValues, $containerVariable, array $usedVariables) |
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{ |
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$arguments = []; |
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$prependedCode = []; |
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foreach ($argumentsValues as $argument) { |
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$inlineEntry = self::dumpValue($argument, $containerVariable, $usedVariables); |
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$usedVariables = $inlineEntry->getUsedVariables(); |
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$arguments[] = $inlineEntry->getExpression(); |
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if (!empty($inlineEntry->getStatements())) { |
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$prependedCode[] = $inlineEntry->getStatements(); |
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} |
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} |
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$argumentsCode = implode(', ', $arguments); |
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$prependedCodeString = implode("\n", $prependedCode); |
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return new InlineEntry($argumentsCode, $prependedCodeString, $usedVariables); |
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} |
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private static function dumpArray(array $value, $containerVariable, array $usedVariables) |
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{ |
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$code = array(); |
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$prependCode = array(); |
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foreach ($value as $k => $v) { |
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$value = self::dumpValue($v, $containerVariable, $usedVariables); |
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if ($value->getStatements()) { |
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$prependCode[] = $value->getStatements(); |
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} |
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$usedVariables = $value->getUsedVariables(); |
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$code[] = sprintf('%s => %s', var_export($k, true), $value->getExpression()); |
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} |
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return new InlineEntry(sprintf('array(%s)', implode(', ', $code)), implode("\n", $prependCode), $usedVariables); |
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} |
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private static function dumpDefinition(DumpableInterface $definition, $containerVariable, array $usedVariables) |
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{ |
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// If the identifier is null, we must inline the definition. |
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if ($definition->getIdentifier() === null) { |
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return $definition->toPhpCode($containerVariable, $usedVariables); |
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} else { |
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return self::dumpReference(new Reference($definition->getIdentifier()), $containerVariable, $usedVariables); |
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} |
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} |
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private static function dumpReference(ReferenceInterface $reference, $containerVariable, array $usedVariables) |
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{ |
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return $reference->toPhpCode($containerVariable, $usedVariables); |
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} |
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} |
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thecodingmachine /
yaco
There are different options of fixing this problem.
If you want to be on the safe side, you can add an additional type-check:
If you are sure that the expression is traversable, you might want to add a doc comment cast to improve IDE auto-completion and static analysis:
Mark the issue as a false-positive: Just hover the remove button, in the top-right corner of this issue for more options.