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unionOf4()

unionOf4<S1, S2, S3, S4>(schema1, schema2, schema3, schema4, message?): UnionSchema<readonly [S1, S2, S3, S4]>

Union schema with four specific types.

Type Parameters​

S1: S1 extends GenericSchema​

S2: S2 extends GenericSchema​

S3: S3 extends GenericSchema​

S4: S4 extends GenericSchema​

Parameters​

schema1: S1​

First schema.

schema2: S2​

Second schema.

schema3: S3​

Third schema.

schema4: S4​

Fourth schema.

message?: string​

Custom error message (optional).

Returns: UnionSchema<readonly [S1, S2, S3, S4]>​

UnionSchema with four schemas.

Since​

2.0.0