private void checkFieldArg()

in src/main/com/intellij/lang/jsgraphql/types/schema/diff/SchemaDiff.java [686:754]
62 lines of code
11 McCabe index (conditional complexity)

  private void checkFieldArg(DiffCtx ctx,
                             TypeDefinition oldDef,
                             FieldDefinition oldField,
                             InputValueDefinition oldArg,
                             InputValueDefinition newArg) {

    Type oldArgType = oldArg.getType();
    Type newArgType = newArg.getType();

    DiffCategory category = checkTypeWithNonNullAndList(oldArgType, newArgType);
    if (category != null) {
      ctx.report(DiffEvent.apiBreakage()
                   .category(category)
                   .typeName(oldDef.getName())
                   .typeKind(getTypeKind(oldDef))
                   .fieldName(oldField.getName())
                   .components(getAstDesc(oldArgType), getAstDesc(newArgType))
                   .reasonMsg("The new API has changed field '%s' argument '%s' from type '%s' to '%s'",
                              mkDotName(oldDef.getName(), oldField.getName()), oldArg.getName(), getAstDesc(oldArgType),
                              getAstDesc(newArgType))
                   .build());
    }
    else {
      //
      // and down we go again recursively via arg types
      //
      checkType(ctx, oldArgType, newArgType);
    }

    boolean changedDefaultValue = false;
    Value oldValue = oldArg.getDefaultValue();
    Value newValue = newArg.getDefaultValue();
    if (oldValue != null && newValue != null) {
      if (!oldValue.getClass().equals(newValue.getClass())) {
        ctx.report(DiffEvent.apiBreakage()
                     .category(DiffCategory.INVALID)
                     .typeName(oldDef.getName())
                     .typeKind(getTypeKind(oldDef))
                     .fieldName(oldField.getName())
                     .components(oldArg.getName())
                     .reasonMsg(
                       "The new API has changed default value types on argument named '%s' on field '%s' of type '%s",
                       oldArg.getName(), mkDotName(oldDef.getName(), oldField.getName()), oldDef.getName())
                     .build());
      }
      if (!oldValue.isEqualTo(newValue)) {
        changedDefaultValue = true;
      }
    }
    if (oldValue == null && newValue != null) {
      changedDefaultValue = true;
    }
    if (oldValue != null && newValue == null) {
      changedDefaultValue = true;
    }
    if (changedDefaultValue) {
      ctx.report(DiffEvent.apiDanger()
                   .category(DiffCategory.DIFFERENT)
                   .typeName(oldDef.getName())
                   .typeKind(getTypeKind(oldDef))
                   .fieldName(oldField.getName())
                   .components(oldArg.getName())
                   .reasonMsg("The new API has changed default value on argument named '%s' on field '%s' of type '%s",
                              oldArg.getName(), mkDotName(oldDef.getName(), oldField.getName()), oldDef.getName())
                   .build());
    }

    checkDirectives(ctx, oldDef, oldArg.getDirectives(), newArg.getDirectives());
  }