1 | <?php |
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14 | trait ResolvableObjectTrait { |
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15 | |||
16 | 26 | public function resolve($value, array $args, ResolveInfo $info) |
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17 | { |
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18 | 26 | if ($this->resolveFunctionCache === null) { |
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19 | 26 | $this->resolveFunctionCache = $this->getConfig()->getResolveFunction(); |
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20 | |||
21 | 26 | if (!$this->resolveFunctionCache) { |
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22 | 21 | $this->resolveFunctionCache = false; |
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23 | } |
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24 | } |
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25 | 26 | if ($this->resolveFunctionCache) { |
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26 | 25 | $resolveFunction = $this->resolveFunctionCache; |
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27 | |||
28 | 25 | return $resolveFunction($value, $args, $info); |
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29 | } else { |
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30 | 21 | if (is_array($value) && array_key_exists($this->getName(), $value)) { |
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31 | 15 | return $value[$this->getName()]; |
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32 | 10 | } elseif (is_object($value)) { |
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33 | 7 | return TypeService::getPropertyValue($value, $this->getName()); |
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34 | 3 | } elseif ($this->getType()->getNamedType()->getKind() == TypeMap::KIND_SCALAR) { |
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35 | 3 | return null; |
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36 | } else { |
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37 | throw new \Exception(sprintf('Property "%s" not found in resolve result', $this->getName())); |
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38 | } |
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39 | } |
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40 | } |
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41 | |||
42 | |||
43 | public function getResolveFunction() { |
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46 | } |
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47 |
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: