Renovate
63 lines
1.9 KiB
Go
63 lines
1.9 KiB
Go
package sdlmerge
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import (
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"github.com/wundergraph/graphql-go-tools/v2/pkg/ast"
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"github.com/wundergraph/graphql-go-tools/v2/pkg/astvisitor"
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"github.com/wundergraph/graphql-go-tools/v2/pkg/operationreport"
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)
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type mergeDuplicatedFieldsVisitor struct {
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*astvisitor.Walker
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document *ast.Document
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}
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func newMergeDuplicatedFieldsVisitor() *mergeDuplicatedFieldsVisitor {
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return &mergeDuplicatedFieldsVisitor{
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nil,
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nil,
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}
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}
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func (m *mergeDuplicatedFieldsVisitor) Register(walker *astvisitor.Walker) {
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m.Walker = walker
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walker.RegisterEnterDocumentVisitor(m)
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walker.RegisterLeaveObjectTypeDefinitionVisitor(m)
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}
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func (m *mergeDuplicatedFieldsVisitor) EnterDocument(document, _ *ast.Document) {
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m.document = document
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}
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func (m *mergeDuplicatedFieldsVisitor) LeaveObjectTypeDefinition(ref int) {
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var refsForDeletion []int
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fieldByTypeRefSet := make(map[string]int)
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for _, fieldRef := range m.document.ObjectTypeDefinitions[ref].FieldsDefinition.Refs {
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fieldName := m.document.FieldDefinitionNameString(fieldRef)
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newTypeRef := m.document.FieldDefinitions[fieldRef].Type
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if oldTypeRef, ok := fieldByTypeRefSet[fieldName]; ok {
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if m.document.TypesAreEqualDeep(oldTypeRef, newTypeRef) {
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refsForDeletion = append(refsForDeletion, fieldRef)
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continue
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}
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oldFieldTypeNameBytes, err := m.document.PrintTypeBytes(oldTypeRef, nil)
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if err != nil {
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m.StopWithInternalErr(err)
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return
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}
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newFieldTypeNameBytes, err := m.document.PrintTypeBytes(newTypeRef, nil)
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if err != nil {
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m.StopWithInternalErr(err)
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return
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}
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m.StopWithExternalErr(operationreport.ErrDuplicateFieldsMustBeIdentical(
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fieldName, m.document.ObjectTypeDefinitionNameString(ref), string(oldFieldTypeNameBytes), string(newFieldTypeNameBytes),
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))
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return
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}
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fieldByTypeRefSet[fieldName] = newTypeRef
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}
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m.document.RemoveFieldDefinitionsFromObjectTypeDefinition(refsForDeletion, ref)
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}
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