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Better format for conditional types #807

Description

@sharpchen

Indentation for conditional branches would be desired.

Expected(prettier):

type GetStringPropertyType<N extends string> =
  Extract<__PropertyInfoUnion | __OptionInfoUnion, { name: N }> extends infer P
    ? [P] extends [never]
      ? string | undefined
      : P extends { type: infer T }
        ? boolean extends T
          ? "yes" | "no" | (undefined extends T ? undefined : never)
          : Exclude<T, undefined> extends string
            ? T
            : string | (undefined extends T ? undefined : never)
        : never
    : never;

Actual(indented in a mess):

type GetStringPropertyType<N extends string> =
  Extract<__PropertyInfoUnion | __OptionInfoUnion, { name: N }> extends infer P
    ? [P] extends [never] ? string | undefined
    : P extends { type: infer T }
      ? boolean extends T
        ? "yes" | "no" | (undefined extends T ? undefined : never)
      : Exclude<T, undefined> extends string ? T
      : string | (undefined extends T ? undefined : never)
    : never
    : never;

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