src/Executor/Values.php
public static function getArgumentValuesForMap($fieldDefinition, $argumentValueMap, $variableValues = null, $referenceNode = null)
    {
        $argumentDefinitions = $fieldDefinition->args;
        $coercedValues       = [];

        foreach ($argumentDefinitions as $argumentDefinition) {
            $name              = $argumentDefinition->name;
            $argType           = $argumentDefinition->getType();
            $argumentValueNode = $argumentValueMap[$name] ?? null;

            if (! $argumentValueNode) {
                if ($argumentDefinition->defaultValueExists()) {
                    $coercedValues[$name] = $argumentDefinition->defaultValue;
                } elseif ($argType instanceof NonNull) {
                    throw new Error(
                        'Argument "' . $name . '" of required type ' .
                        '"' . Utils::printSafe($argType) . '" was not provided.',
                        $referenceNode
                    );
                }
            } elseif ($argumentValueNode instanceof VariableNode) {
                $variableName = $argumentValueNode->name->value;

                if ($variableValues && array_key_exists($variableName, $variableValues)) {
                    // Note: this does not check that this variable value is correct.
                    // This assumes that this query has been validated and the variable
                    // usage here is of the correct type.
                    $coercedValues[$name] = $variableValues[$variableName];
                } elseif ($argumentDefinition->defaultValueExists()) {
                    $coercedValues[$name] = $argumentDefinition->defaultValue;
                } elseif ($argType instanceof NonNull) {
                    throw new Error(
                        'Argument "' . $name . '" of required type "' . Utils::printSafe($argType) . '" was ' .
                        'provided the variable "$' . $variableName . '" which was not provided ' .
                        'a runtime value.',
                        [$argumentValueNode]
                    );
                }
            } else {
                $valueNode    = $argumentValueNode;
                $coercedValue = AST::valueFromAST($valueNode, $argType, $variableValues);
                if (Utils::isInvalid($coercedValue)) {
                    // Note: ValuesOfCorrectType validation should catch this before
                    // execution. This is a runtime check to ensure execution does not
                    // continue with an invalid argument value.
                    throw new Error(
                        'Argument "' . $name . '" has invalid value ' . Printer::doPrint($valueNode) . '.',
                        [$argumentValueNode]
                    );
                }
                $coercedValues[$name] = $coercedValue;
            }
        }

        return $coercedValues;
    }
public static function getArgumentValuesForMap($fieldDefinition, $argumentValueMap, $variableValues = null, $referenceNode = null)
    {
        $argumentDefinitions = $fieldDefinition->args;
        $coercedValues       = [];

        foreach ($argumentDefinitions as $argumentDefinition) {
            $name              = $argumentDefinition->name;
            $argType           = $argumentDefinition->getType();
            $argumentValueNode = $argumentValueMap[$name] ?? null;

            if (! $argumentValueNode) {
                if ($argumentDefinition->defaultValueExists()) {
                    $coercedValues[$name] = $argumentDefinition->defaultValue;
                } elseif ($argType instanceof NonNull) {
                    throw new Error(
                        'Argument "' . $name . '" of required type ' .
                        '"' . Utils::printSafe($argType) . '" was not provided.',
                        $referenceNode
                    );
                }
            } elseif ($argumentValueNode instanceof VariableNode) {
                $variableName = $argumentValueNode->name->value;

                if ($variableValues && array_key_exists($variableName, $variableValues)) {
                    // Note: this does not check that this variable value is correct.
                    // This assumes that this query has been validated and the variable
                    // usage here is of the correct type.
                    $coercedValues[$name] = $variableValues[$variableName];
                } elseif ($argumentDefinition->defaultValueExists()) {
                    $coercedValues[$name] = $argumentDefinition->defaultValue;
                } elseif ($argType instanceof NonNull) {
                    throw new Error(
                        'Argument "' . $name . '" of required type "' . Utils::printSafe($argType) . '" was ' .
                        'provided the variable "$' . $variableName . '" which was not provided ' .
                        'a runtime value.',
                        [$argumentValueNode]
                    );
                }
            } else {
                $valueNode    = $argumentValueNode;
                $coercedValue = AST::valueFromAST($valueNode, $argType, $variableValues);
                if (Utils::isInvalid($coercedValue)) {
                    // Note: ValuesOfCorrectType validation should catch this before
                    // execution. This is a runtime check to ensure execution does not
                    // continue with an invalid argument value.
                    throw new Error(
                        'Argument "' . $name . '" has invalid value ' . Printer::doPrint($valueNode) . '.',
                        [$argumentValueNode]
                    );
                }
                $coercedValues[$name] = $coercedValue;
            }
        }

        return $coercedValues;
    }
@param FieldDefinition|Directive $fieldDefinition
@param ArgumentNode[]            $argumentValueMap
@param mixed[]                   $variableValues
@param Node|null                 $referenceNode

@return mixed[]

@throws Error