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Adding an interface to a type is now a dangerous change.

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ref: graphql/graphql-js#992
This commit is contained in:
Daniel Tschinder 2018-02-16 15:30:27 +01:00
parent d71b45d60e
commit 48c5e64a08
2 changed files with 653 additions and 531 deletions
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340
src/Utils/FindBreakingChanges.php
View File

@ -21,14 +21,14 @@ use GraphQL\Type\Schema;
class FindBreakingChanges
{
const BREAKING_CHANGE_FIELD_CHANGED = 'FIELD_CHANGED_KIND';
const BREAKING_CHANGE_FIELD_CHANGED_KIND = 'FIELD_CHANGED_KIND';
const BREAKING_CHANGE_FIELD_REMOVED = 'FIELD_REMOVED';
const BREAKING_CHANGE_TYPE_CHANGED = 'TYPE_CHANGED_KIND';
const BREAKING_CHANGE_TYPE_CHANGED_KIND = 'TYPE_CHANGED_KIND';
const BREAKING_CHANGE_TYPE_REMOVED = 'TYPE_REMOVED';
const BREAKING_CHANGE_TYPE_REMOVED_FROM_UNION = 'TYPE_REMOVED_FROM_UNION';
const BREAKING_CHANGE_VALUE_REMOVED_FROM_ENUM = 'VALUE_REMOVED_FROM_ENUM';
const BREAKING_CHANGE_ARG_REMOVED = 'ARG_REMOVED';
const BREAKING_CHANGE_ARG_CHANGED = 'ARG_CHANGED_KIND';
const BREAKING_CHANGE_ARG_CHANGED_KIND = 'ARG_CHANGED_KIND';
const BREAKING_CHANGE_NON_NULL_ARG_ADDED = 'NON_NULL_ARG_ADDED';
const BREAKING_CHANGE_NON_NULL_INPUT_FIELD_ADDED = 'NON_NULL_INPUT_FIELD_ADDED';
const BREAKING_CHANGE_INTERFACE_REMOVED_FROM_OBJECT = 'INTERFACE_REMOVED_FROM_OBJECT';
@ -37,8 +37,9 @@ class FindBreakingChanges
const BREAKING_CHANGE_DIRECTIVE_LOCATION_REMOVED = 'DIRECTIVE_LOCATION_REMOVED';
const BREAKING_CHANGE_NON_NULL_DIRECTIVE_ARG_ADDED = 'NON_NULL_DIRECTIVE_ARG_ADDED';
const DANGEROUS_CHANGE_ARG_DEFAULT_VALUE = 'ARG_DEFAULT_VALUE_CHANGE';
const DANGEROUS_CHANGE_ARG_DEFAULT_VALUE_CHANGED = 'ARG_DEFAULT_VALUE_CHANGE';
const DANGEROUS_CHANGE_VALUE_ADDED_TO_ENUM = 'VALUE_ADDED_TO_ENUM';
const DANGEROUS_CHANGE_INTERFACE_ADDED_TO_OBJECT = 'INTERFACE_ADDED_TO_OBJECT';
const DANGEROUS_CHANGE_TYPE_ADDED_TO_UNION = 'TYPE_ADDED_TO_UNION';
const DANGEROUS_CHANGE_NULLABLE_INPUT_FIELD_ADDED = 'NULLABLE_INPUT_FIELD_ADDED';
const DANGEROUS_CHANGE_NULLABLE_ARG_ADDED = 'NULLABLE_ARG_ADDED';
@ -78,6 +79,7 @@ class FindBreakingChanges
return array_merge(
self::findArgChanges($oldSchema, $newSchema)['dangerousChanges'],
self::findValuesAddedToEnums($oldSchema, $newSchema),
self::findInterfacesAddedToObjectTypes($oldSchema, $newSchema),
self::findTypesAddedToUnions($oldSchema, $newSchema),
self::findFieldsThatChangedTypeOnInputObjectTypes($oldSchema, $newSchema)['dangerousChanges']
);
@ -90,20 +92,21 @@ class FindBreakingChanges
* @return array
*/
public static function findRemovedTypes(
Schema $oldSchema, Schema $newSchema
)
{
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
$breakingChanges = [];
foreach ($oldTypeMap as $typeName => $typeDefinition) {
foreach (array_keys($oldTypeMap) as $typeName) {
if (!isset($newTypeMap[$typeName])) {
$breakingChanges[] =
['type' => self::BREAKING_CHANGE_TYPE_REMOVED, 'description' => "${typeName} was removed."];
$breakingChanges[] = [
'type' => self::BREAKING_CHANGE_TYPE_REMOVED,
'description' => "${typeName} was removed."
];
}
}
return $breakingChanges;
}
@ -114,28 +117,27 @@ class FindBreakingChanges
* @return array
*/
public static function findTypesThatChangedKind(
Schema $oldSchema, Schema $newSchema
)
{
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
$breakingChanges = [];
foreach ($oldTypeMap as $typeName => $typeDefinition) {
foreach ($oldTypeMap as $typeName => $oldType) {
if (!isset($newTypeMap[$typeName])) {
continue;
}
$newTypeDefinition = $newTypeMap[$typeName];
if (!($typeDefinition instanceof $newTypeDefinition)) {
$oldTypeKindName = self::typeKindName($typeDefinition);
$newTypeKindName = self::typeKindName($newTypeDefinition);
$newType = $newTypeMap[$typeName];
if (!($oldType instanceof $newType)) {
$oldTypeKindName = self::typeKindName($oldType);
$newTypeKindName = self::typeKindName($newType);
$breakingChanges[] = [
'type' => self::BREAKING_CHANGE_TYPE_CHANGED,
'type' => self::BREAKING_CHANGE_TYPE_CHANGED_KIND,
'description' => "${typeName} changed from ${oldTypeKindName} to ${newTypeKindName}."
];
}
}
return $breakingChanges;
}
@ -148,59 +150,63 @@ class FindBreakingChanges
* @return array
*/
public static function findArgChanges(
Schema $oldSchema, Schema $newSchema
)
{
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
$breakingChanges = [];
$dangerousChanges = [];
foreach ($oldTypeMap as $oldTypeName => $oldTypeDefinition) {
$newTypeDefinition = isset($newTypeMap[$oldTypeName]) ? $newTypeMap[$oldTypeName] : null;
foreach ($oldTypeMap as $typeName => $oldType) {
$newType = isset($newTypeMap[$typeName]) ? $newTypeMap[$typeName] : null;
if (
!($oldTypeDefinition instanceof ObjectType || $oldTypeDefinition instanceof InterfaceType) ||
!($newTypeDefinition instanceof ObjectType || $newTypeDefinition instanceof InterfaceType) ||
!($newTypeDefinition instanceof $oldTypeDefinition)
!($oldType instanceof ObjectType || $oldType instanceof InterfaceType) ||
!($newType instanceof ObjectType || $newType instanceof InterfaceType) ||
!($newType instanceof $oldType)
) {
continue;
}
$oldTypeFields = $oldTypeDefinition->getFields();
$newTypeFields = $newTypeDefinition->getFields();
$oldTypeFields = $oldType->getFields();
$newTypeFields = $newType->getFields();
foreach ($oldTypeFields as $fieldName => $fieldDefinition) {
foreach ($oldTypeFields as $fieldName => $oldField) {
if (!isset($newTypeFields[$fieldName])) {
continue;
}
foreach ($fieldDefinition->args as $oldArgDef) {
foreach ($oldField->args as $oldArgDef) {
$newArgs = $newTypeFields[$fieldName]->args;
$newArgDef = Utils::find(
$newArgs, function ($arg) use ($oldArgDef) {
return $arg->name === $oldArgDef->name;
}
$newArgs,
function ($arg) use ($oldArgDef) {
return $arg->name === $oldArgDef->name;
}
);
if (!$newArgDef) {
$argName = $oldArgDef->name;
$breakingChanges[] = [
'type' => self::BREAKING_CHANGE_ARG_REMOVED,
'description' => "${oldTypeName}->${fieldName} arg ${argName} was removed"
'description' => "${typeName}.${fieldName} arg {$oldArgDef->name} was removed"
];
} else {
$isSafe = self::isChangeSafeForInputObjectFieldOrFieldArg($oldArgDef->getType(), $newArgDef->getType());
$isSafe = self::isChangeSafeForInputObjectFieldOrFieldArg(
$oldArgDef->getType(),
$newArgDef->getType()
);
$oldArgType = $oldArgDef->getType();
$oldArgName = $oldArgDef->name;
if (!$isSafe) {
$newArgType = $newArgDef->getType();
$breakingChanges[] = [
'type' => self::BREAKING_CHANGE_ARG_CHANGED,
'description' => "${oldTypeName}->${fieldName} arg ${oldArgName} has changed type from ${oldArgType} to ${newArgType}."
'type' => self::BREAKING_CHANGE_ARG_CHANGED_KIND,
'description' => "${typeName}.${fieldName} arg ${oldArgName} has changed type from ${oldArgType} to ${newArgType}"
];
} elseif ($oldArgDef->defaultValueExists() && $oldArgDef->defaultValue !== $newArgDef->defaultValue) {
$dangerousChanges[] = [
'type' => FindBreakingChanges::DANGEROUS_CHANGE_ARG_DEFAULT_VALUE,
'description' => "${oldTypeName}->${fieldName} arg ${oldArgName} has changed defaultValue"
'type' => FindBreakingChanges::DANGEROUS_CHANGE_ARG_DEFAULT_VALUE_CHANGED,
'description' => "${typeName}.${fieldName} arg ${oldArgName} has changed defaultValue"
];
}
}
@ -208,23 +214,24 @@ class FindBreakingChanges
foreach ($newTypeFields[$fieldName]->args as $newArgDef) {
$oldArgs = $oldTypeFields[$fieldName]->args;
$oldArgDef = Utils::find(
$oldArgs, function ($arg) use ($newArgDef) {
$oldArgs,
function ($arg) use ($newArgDef) {
return $arg->name === $newArgDef->name;
}
);
if (!$oldArgDef) {
$newTypeName = $newTypeDefinition->name;
$newTypeName = $newType->name;
$newArgName = $newArgDef->name;
if ($newArgDef->getType() instanceof NonNull) {
$breakingChanges[] = [
'type' => self::BREAKING_CHANGE_NON_NULL_ARG_ADDED,
'description' => "A non-null arg ${newArgName} on ${newTypeName}->${fieldName} was added."
'description' => "A non-null arg ${newArgName} on ${newTypeName}.${fieldName} was added"
];
} else {
$dangerousChanges[] = [
'type' => self::DANGEROUS_CHANGE_NULLABLE_ARG_ADDED,
'description' => "A nullable arg ${newArgName} on ${newTypeName}->${fieldName} was added."
'description' => "A nullable arg ${newArgName} on ${newTypeName}.${fieldName} was added"
];
}
}
@ -233,7 +240,10 @@ class FindBreakingChanges
}
}
return ['breakingChanges' => $breakingChanges, 'dangerousChanges' => $dangerousChanges];
return [
'breakingChanges' => $breakingChanges,
'dangerousChanges' => $dangerousChanges,
];
}
/**
@ -261,14 +271,10 @@ class FindBreakingChanges
throw new \TypeError('unknown type ' . $type->name);
}
/**
* @param Schema $oldSchema
* @param Schema $newSchema
*
* @return array
*/
public static function findFieldsThatChangedTypeOnObjectOrInterfaceTypes(Schema $oldSchema, Schema $newSchema)
{
public static function findFieldsThatChangedTypeOnObjectOrInterfaceTypes(
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
@ -282,20 +288,34 @@ class FindBreakingChanges
) {
continue;
}
$oldTypeFieldsDef = $oldType->getFields();
$newTypeFieldsDef = $newType->getFields();
foreach ($oldTypeFieldsDef as $fieldName => $fieldDefinition) {
// Check if the field is missing on the type in the new schema.
if (!isset($newTypeFieldsDef[$fieldName])) {
$breakingChanges[] = ['type' => self::BREAKING_CHANGE_FIELD_REMOVED, 'description' => "${typeName}->${fieldName} was removed."];
$breakingChanges[] = [
'type' => self::BREAKING_CHANGE_FIELD_REMOVED,
'description' => "${typeName}.${fieldName} was removed."
];
} else {
$oldFieldType = $oldTypeFieldsDef[$fieldName]->getType();
$newfieldType = $newTypeFieldsDef[$fieldName]->getType();
$isSafe = self::isChangeSafeForObjectOrInterfaceField($oldFieldType, $newfieldType);
$newFieldType = $newTypeFieldsDef[$fieldName]->getType();
$isSafe = self::isChangeSafeForObjectOrInterfaceField(
$oldFieldType,
$newFieldType
);
if (!$isSafe) {
$oldFieldTypeString = $oldFieldType instanceof NamedType ? $oldFieldType->name : $oldFieldType;
$newFieldTypeString = $newfieldType instanceof NamedType ? $newfieldType->name : $newfieldType;
$breakingChanges[] = ['type' => self::BREAKING_CHANGE_FIELD_CHANGED, 'description' => "${typeName}->${fieldName} changed type from ${oldFieldTypeString} to ${newFieldTypeString}."];
$oldFieldTypeString = $oldFieldType instanceof NamedType
? $oldFieldType->name
: $oldFieldType;
$newFieldTypeString = $newFieldType instanceof NamedType
? $newFieldType->name
: $newFieldType;
$breakingChanges[] = [
'type' => self::BREAKING_CHANGE_FIELD_CHANGED_KIND,
'description' => "${typeName}.${fieldName} changed type from ${oldFieldTypeString} to ${newFieldTypeString}."
];
}
}
}
@ -303,16 +323,10 @@ class FindBreakingChanges
return $breakingChanges;
}
/**
* @param Schema $oldSchema
* @param Schema $newSchema
*
* @return array
*/
public static function findFieldsThatChangedTypeOnInputObjectTypes(
Schema $oldSchema, Schema $newSchema
)
{
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
@ -323,24 +337,33 @@ class FindBreakingChanges
if (!($oldType instanceof InputObjectType) || !($newType instanceof InputObjectType)) {
continue;
}
$oldTypeFieldsDef = $oldType->getFields();
$newTypeFieldsDef = $newType->getFields();
foreach ($oldTypeFieldsDef as $fieldName => $fieldDefinition) {
foreach (array_keys($oldTypeFieldsDef) as $fieldName) {
if (!isset($newTypeFieldsDef[$fieldName])) {
$breakingChanges[] = [
'type' => self::BREAKING_CHANGE_FIELD_REMOVED,
'description' => "${typeName}->${fieldName} was removed."
'description' => "${typeName}.${fieldName} was removed."
];
} else {
$oldFieldType = $oldTypeFieldsDef[$fieldName]->getType();
$newFieldType = $newTypeFieldsDef[$fieldName]->getType();
$isSafe = self::isChangeSafeForInputObjectFieldOrFieldArg($oldFieldType, $newFieldType);
$isSafe = self::isChangeSafeForInputObjectFieldOrFieldArg(
$oldFieldType,
$newFieldType
);
if (!$isSafe) {
$oldFieldTypeString = $oldFieldType instanceof NamedType ? $oldFieldType->name : $oldFieldType;
$newFieldTypeString = $newFieldType instanceof NamedType ? $newFieldType->name : $newFieldType;
$oldFieldTypeString = $oldFieldType instanceof NamedType
? $oldFieldType->name
: $oldFieldType;
$newFieldTypeString = $newFieldType instanceof NamedType
? $newFieldType->name
: $newFieldType;
$breakingChanges[] = [
'type' => self::BREAKING_CHANGE_FIELD_CHANGED,
'description' => "${typeName}->${fieldName} changed type from ${oldFieldTypeString} to ${newFieldTypeString}."];
'type' => self::BREAKING_CHANGE_FIELD_CHANGED_KIND,
'description' => "${typeName}.${fieldName} changed type from ${oldFieldTypeString} to ${newFieldTypeString}."];
}
}
}
@ -363,35 +386,42 @@ class FindBreakingChanges
}
}
return ['breakingChanges' => $breakingChanges, 'dangerousChanges' => $dangerousChanges];
return [
'breakingChanges' => $breakingChanges,
'dangerousChanges' => $dangerousChanges,
];
}
private static function isChangeSafeForObjectOrInterfaceField(
Type $oldType, Type $newType
)
{
Type $oldType,
Type $newType
) {
if ($oldType instanceof NamedType) {
// if they're both named types, see if their names are equivalent
return ($newType instanceof NamedType && $oldType->name === $newType->name)
return (
// if they're both named types, see if their names are equivalent
($newType instanceof NamedType && $oldType->name === $newType->name) ||
// moving from nullable to non-null of the same underlying type is safe
|| ($newType instanceof NonNull
&& self::isChangeSafeForObjectOrInterfaceField(
$oldType, $newType->getWrappedType()
));
($newType instanceof NonNull &&
self::isChangeSafeForObjectOrInterfaceField($oldType, $newType->getWrappedType())
)
);
} elseif ($oldType instanceof ListOfType) {
// if they're both lists, make sure the underlying types are compatible
return ($newType instanceof ListOfType &&
return (
// if they're both lists, make sure the underlying types are compatible
($newType instanceof ListOfType &&
self::isChangeSafeForObjectOrInterfaceField($oldType->getWrappedType(), $newType->getWrappedType())) ||
// moving from nullable to non-null of the same underlying type is safe
($newType instanceof NonNull &&
self::isChangeSafeForObjectOrInterfaceField($oldType, $newType->getWrappedType()));
self::isChangeSafeForObjectOrInterfaceField($oldType, $newType->getWrappedType()))
);
} elseif ($oldType instanceof NonNull) {
// if they're both non-null, make sure the underlying types are compatible
return $newType instanceof NonNull &&
self::isChangeSafeForObjectOrInterfaceField($oldType->getWrappedType(), $newType->getWrappedType());
return (
$newType instanceof NonNull &&
self::isChangeSafeForObjectOrInterfaceField($oldType->getWrappedType(), $newType->getWrappedType())
);
}
return false;
}
@ -406,15 +436,24 @@ class FindBreakingChanges
Type $newType
) {
if ($oldType instanceof NamedType) {
// if they're both named types, see if their names are equivalent
return $newType instanceof NamedType && $oldType->name === $newType->name;
} elseif ($oldType instanceof ListOfType) {
// if they're both lists, make sure the underlying types are compatible
return $newType instanceof ListOfType && self::isChangeSafeForInputObjectFieldOrFieldArg($oldType->getWrappedType(), $newType->getWrappedType());
} elseif ($oldType instanceof NonNull) {
return (
$newType instanceof NonNull && self::isChangeSafeForInputObjectFieldOrFieldArg($oldType->getWrappedType(), $newType->getWrappedType())
) || (
!($newType instanceof NonNull) && self::isChangeSafeForInputObjectFieldOrFieldArg($oldType->getWrappedType(), $newType)
);
// if they're both non-null, make sure the underlying types are
// compatible
($newType instanceof NonNull &&
self::isChangeSafeForInputObjectFieldOrFieldArg(
$oldType->getWrappedType(),
$newType->getWrappedType()
)) ||
// moving from non-null to nullable of the same underlying type is safe
(!($newType instanceof NonNull) &&
self::isChangeSafeForInputObjectFieldOrFieldArg($oldType->getWrappedType(), $newType))
);
}
return false;
}
@ -426,9 +465,9 @@ class FindBreakingChanges
* @return array
*/
public static function findTypesRemovedFromUnions(
Schema $oldSchema, Schema $newSchema
)
{
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
@ -444,8 +483,10 @@ class FindBreakingChanges
}
foreach ($oldType->getTypes() as $type) {
if (!isset($typeNamesInNewUnion[$type->name])) {
$missingTypeName = $type->name;
$typesRemovedFromUnion[] = ['type' => self::BREAKING_CHANGE_TYPE_REMOVED_FROM_UNION, 'description' => "${missingTypeName} was removed from union type ${typeName}."];
$typesRemovedFromUnion[] = [
'type' => self::BREAKING_CHANGE_TYPE_REMOVED_FROM_UNION,
'description' => "{$type->name} was removed from union type ${typeName}.",
];
}
}
}
@ -459,14 +500,13 @@ class FindBreakingChanges
* @return array
*/
public static function findTypesAddedToUnions(
Schema $oldSchema, Schema $newSchema
)
{
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
$typesAddedToUnion = [];
foreach ($newTypeMap as $typeName => $newType) {
$oldType = isset($oldTypeMap[$typeName]) ? $oldTypeMap[$typeName] : null;
if (!($oldType instanceof UnionType) || !($newType instanceof UnionType)) {
@ -479,12 +519,13 @@ class FindBreakingChanges
}
foreach ($newType->getTypes() as $type) {
if (!isset($typeNamesInOldUnion[$type->name])) {
$addedTypeName = $type->name;
$typesAddedToUnion[] = ['type' => self::DANGEROUS_CHANGE_TYPE_ADDED_TO_UNION, 'description' => "${addedTypeName} was added to union type ${typeName}"];
$typesAddedToUnion[] = [
'type' => self::DANGEROUS_CHANGE_TYPE_ADDED_TO_UNION,
'description' => "{$type->name} was added to union type ${typeName}.",
];
}
}
}
return $typesAddedToUnion;
}
@ -495,14 +536,13 @@ class FindBreakingChanges
* @return array
*/
public static function findValuesRemovedFromEnums(
Schema $oldSchema, Schema $newSchema
)
{
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
$valuesRemovedFromEnums = [];
foreach ($oldTypeMap as $typeName => $oldType) {
$newType = isset($newTypeMap[$typeName]) ? $newTypeMap[$typeName] : null;
if (!($oldType instanceof EnumType) || !($newType instanceof EnumType)) {
@ -514,12 +554,13 @@ class FindBreakingChanges
}
foreach ($oldType->getValues() as $value) {
if (!isset($valuesInNewEnum[$value->name])) {
$valueName = $value->name;
$valuesRemovedFromEnums[] = ['type' => self::BREAKING_CHANGE_VALUE_REMOVED_FROM_ENUM, 'description' => "${valueName} was removed from enum type ${typeName}."];
$valuesRemovedFromEnums[] = [
'type' => self::BREAKING_CHANGE_VALUE_REMOVED_FROM_ENUM,
'description' => "{$value->name} was removed from enum type ${typeName}.",
];
}
}
}
return $valuesRemovedFromEnums;
}
@ -530,9 +571,9 @@ class FindBreakingChanges
* @return array
*/
public static function findValuesAddedToEnums(
Schema $oldSchema, Schema $newSchema
)
{
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
@ -548,12 +589,13 @@ class FindBreakingChanges
}
foreach ($newType->getValues() as $value) {
if (!isset($valuesInOldEnum[$value->name])) {
$valueName = $value->name;
$valuesAddedToEnums[] = ['type' => self::DANGEROUS_CHANGE_VALUE_ADDED_TO_ENUM, 'description' => "${valueName} was added to enum type ${typeName}"];
$valuesAddedToEnums[] = [
'type' => self::DANGEROUS_CHANGE_VALUE_ADDED_TO_ENUM,
'description' => "{$value->name} was added to enum type ${typeName}.",
];
}
}
}
return $valuesAddedToEnums;
}
@ -564,13 +606,13 @@ class FindBreakingChanges
* @return array
*/
public static function findInterfacesRemovedFromObjectTypes(
Schema $oldSchema, Schema $newSchema
)
{
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
$breakingChanges = [];
foreach ($oldTypeMap as $typeName => $oldType) {
$newType = isset($newTypeMap[$typeName]) ? $newTypeMap[$typeName] : null;
if (!($oldType instanceof ObjectType) || !($newType instanceof ObjectType)) {
@ -583,9 +625,9 @@ class FindBreakingChanges
if (!Utils::find($newInterfaces, function (InterfaceType $interface) use ($oldInterface) {
return $interface->name === $oldInterface->name;
})) {
$oldInterfaceName = $oldInterface->name;
$breakingChanges[] = ['type' => self::BREAKING_CHANGE_INTERFACE_REMOVED_FROM_OBJECT,
'description' => "${typeName} no longer implements interface ${oldInterfaceName}."
$breakingChanges[] = [
'type' => self::BREAKING_CHANGE_INTERFACE_REMOVED_FROM_OBJECT,
'description' => "${typeName} no longer implements interface {$oldInterface->name}."
];
}
}
@ -593,6 +635,42 @@ class FindBreakingChanges
return $breakingChanges;
}
/**
* @param Schema $oldSchema
* @param Schema $newSchema
*
* @return array
*/
public static function findInterfacesAddedToObjectTypes(
Schema $oldSchema,
Schema $newSchema
) {
$oldTypeMap = $oldSchema->getTypeMap();
$newTypeMap = $newSchema->getTypeMap();
$interfacesAddedToObjectTypes = [];
foreach ($newTypeMap as $typeName => $newType) {
$oldType = isset($oldTypeMap[$typeName]) ? $oldTypeMap[$typeName] : null;
if (!($oldType instanceof ObjectType) || !($newType instanceof ObjectType)) {
continue;
}
$oldInterfaces = $oldType->getInterfaces();
$newInterfaces = $newType->getInterfaces();
foreach ($newInterfaces as $newInterface) {
if (!Utils::find($oldInterfaces, function (InterfaceType $interface) use ($newInterface) {
return $interface->name === $newInterface->name;
})) {
$interfacesAddedToObjectTypes[] = [
'type' => self::DANGEROUS_CHANGE_INTERFACE_ADDED_TO_OBJECT,
'description' => "{$newInterface->name} added to interfaces implemented by {$typeName}.",
];
}
}
}
return $interfacesAddedToObjectTypes;
}
public static function findRemovedDirectives(Schema $oldSchema, Schema $newSchema)
{
$removedDirectives = [];

844
tests/Utils/FindBreakingChangesTest.php
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