mirror of
https://github.com/IBM/fp-go.git
synced 2025-12-19 23:42:05 +02:00
134 lines
3.6 KiB
Go
134 lines
3.6 KiB
Go
// Copyright (c) 2023 - 2025 IBM Corp.
|
|
// All rights reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package readerresult
|
|
|
|
import (
|
|
RR "github.com/IBM/fp-go/v2/idiomatic/readerresult"
|
|
T "github.com/IBM/fp-go/v2/tuple"
|
|
)
|
|
|
|
// SequenceT1 wraps a single ReaderResult in a Tuple1.
|
|
//
|
|
// This is mainly for consistency with the other SequenceT functions.
|
|
//
|
|
// Type Parameters:
|
|
// - A: The value type
|
|
//
|
|
// Parameters:
|
|
// - a: A ReaderResult[A]
|
|
//
|
|
// Returns:
|
|
// - A ReaderResult[Tuple1[A]]
|
|
//
|
|
// Example:
|
|
//
|
|
// rr := readerresult.Right(42)
|
|
// result := readerresult.SequenceT1(rr)
|
|
// tuple, err := result(ctx) // Returns (Tuple1{42}, nil)
|
|
//
|
|
//go:inline
|
|
func SequenceT1[A any](a ReaderResult[A]) ReaderResult[T.Tuple1[A]] {
|
|
return RR.SequenceT1(a)
|
|
}
|
|
|
|
// SequenceT2 combines two independent ReaderResult computations into a tuple.
|
|
//
|
|
// Both computations are executed with the same context. If either fails,
|
|
// the entire operation fails with the first error encountered.
|
|
//
|
|
// Type Parameters:
|
|
// - A: The first value type
|
|
// - B: The second value type
|
|
//
|
|
// Parameters:
|
|
// - a: The first ReaderResult
|
|
// - b: The second ReaderResult
|
|
//
|
|
// Returns:
|
|
// - A ReaderResult[Tuple2[A, B]] containing both results
|
|
//
|
|
// Example:
|
|
//
|
|
// getUser := readerresult.Right(User{ID: 1})
|
|
// getConfig := readerresult.Right(Config{Port: 8080})
|
|
// result := readerresult.SequenceT2(getUser, getConfig)
|
|
// tuple, err := result(ctx) // Returns (Tuple2{User, Config}, nil)
|
|
//
|
|
//go:inline
|
|
func SequenceT2[A, B any](
|
|
a ReaderResult[A],
|
|
b ReaderResult[B],
|
|
) ReaderResult[T.Tuple2[A, B]] {
|
|
return RR.SequenceT2(a, b)
|
|
}
|
|
|
|
// SequenceT3 combines three independent ReaderResult computations into a tuple.
|
|
//
|
|
// All computations are executed with the same context. If any fails,
|
|
// the entire operation fails with the first error encountered.
|
|
//
|
|
// Type Parameters:
|
|
// - A: The first value type
|
|
// - B: The second value type
|
|
// - C: The third value type
|
|
//
|
|
// Parameters:
|
|
// - a: The first ReaderResult
|
|
// - b: The second ReaderResult
|
|
// - c: The third ReaderResult
|
|
//
|
|
// Returns:
|
|
// - A ReaderResult[Tuple3[A, B, C]] containing all three results
|
|
//
|
|
//go:inline
|
|
func SequenceT3[A, B, C any](
|
|
a ReaderResult[A],
|
|
b ReaderResult[B],
|
|
c ReaderResult[C],
|
|
) ReaderResult[T.Tuple3[A, B, C]] {
|
|
return RR.SequenceT3(a, b, c)
|
|
}
|
|
|
|
// SequenceT4 combines four independent ReaderResult computations into a tuple.
|
|
//
|
|
// All computations are executed with the same context. If any fails,
|
|
// the entire operation fails with the first error encountered.
|
|
//
|
|
// Type Parameters:
|
|
// - A: The first value type
|
|
// - B: The second value type
|
|
// - C: The third value type
|
|
// - D: The fourth value type
|
|
//
|
|
// Parameters:
|
|
// - a: The first ReaderResult
|
|
// - b: The second ReaderResult
|
|
// - c: The third ReaderResult
|
|
// - d: The fourth ReaderResult
|
|
//
|
|
// Returns:
|
|
// - A ReaderResult[Tuple4[A, B, C, D]] containing all four results
|
|
//
|
|
//go:inline
|
|
func SequenceT4[A, B, C, D any](
|
|
a ReaderResult[A],
|
|
b ReaderResult[B],
|
|
c ReaderResult[C],
|
|
d ReaderResult[D],
|
|
) ReaderResult[T.Tuple4[A, B, C, D]] {
|
|
return RR.SequenceT4(a, b, c, d)
|
|
}
|