Given a type and any value, return a runtime value coerced to match the type.
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private static coerceValue ( |
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| $type | ||
/**
* Given a type and any value, return a runtime value coerced to match the type.
*/
private static function coerceValue(Type $type, $value)
{
if ($type instanceof NonNull) {
// Note: we're not checking that the result of coerceValue is non-null.
// We only call this function after calling isValidValue.
return self::coerceValue($type->getWrappedType(), $value);
}
if (null === $value) {
return null;
}
if ($type instanceof ListOfType) {
$itemType = $type->getWrappedType();
// TODO: support iterable input
if (is_array($value)) {
return array_map(function ($item) use($itemType) {
return Values::coerceValue($itemType, $item);
}, $value);
} else {
return [self::coerceValue($itemType, $value)];
}
}
if ($type instanceof InputObjectType) {
$fields = $type->getFields();
$obj = [];
foreach ($fields as $fieldName => $field) {
$fieldValue = self::coerceValue($field->getType(), isset($value[$fieldName]) ? $value[$fieldName] : null);
if (null === $fieldValue) {
$fieldValue = $field->defaultValue;
}
if (null !== $fieldValue) {
$obj[$fieldName] = $fieldValue;
}
}
return $obj;
}
Utils::invariant($type instanceof ScalarType || $type instanceof EnumType, 'Must be input type');
return $type->parseValue($value);
}
/**
* Given a type and any value, return a runtime value coerced to match the type.
*/
private static function coerceValue(Type $type, $value)
{
if ($type instanceof NonNull) {
// Note: we're not checking that the result of coerceValue is non-null.
// We only call this function after calling isValidPHPValue.
return self::coerceValue($type->getWrappedType(), $value);
}
if (null === $value) {
return null;
}
if ($type instanceof ListOfType) {
$itemType = $type->getWrappedType();
if (is_array($value) || $value instanceof \Traversable) {
return Utils::map($value, function ($item) use($itemType) {
return Values::coerceValue($itemType, $item);
});
} else {
return [self::coerceValue($itemType, $value)];
}
}
if ($type instanceof InputObjectType) {
$fields = $type->getFields();
$obj = [];
foreach ($fields as $fieldName => $field) {
$fieldValue = self::coerceValue($field->getType(), isset($value[$fieldName]) ? $value[$fieldName] : null);
if (null === $fieldValue) {
$fieldValue = $field->defaultValue;
}
if (null !== $fieldValue) {
$obj[$fieldName] = $fieldValue;
}
}
return $obj;
}
if ($type instanceof LeafType) {
return $type->parseValue($value);
}
throw new InvariantViolation('Must be input type');
}
