github.com/terramate-io/tf@v0.0.0-20230830114523-fce866b4dfcd/providers/addressed_types.go (about)

     1  // Copyright (c) HashiCorp, Inc.
     2  // SPDX-License-Identifier: MPL-2.0
     3  
     4  package providers
     5  
     6  import (
     7  	"sort"
     8  
     9  	"github.com/terramate-io/tf/addrs"
    10  )
    11  
    12  // AddressedTypesAbs is a helper that extracts all of the distinct provider
    13  // types from the given list of absolute provider configuration addresses.
    14  func AddressedTypesAbs(providerAddrs []addrs.AbsProviderConfig) []addrs.Provider {
    15  	if len(providerAddrs) == 0 {
    16  		return nil
    17  	}
    18  	m := map[string]addrs.Provider{}
    19  	for _, addr := range providerAddrs {
    20  		m[addr.Provider.String()] = addr.Provider
    21  	}
    22  
    23  	names := make([]string, 0, len(m))
    24  	for typeName := range m {
    25  		names = append(names, typeName)
    26  	}
    27  
    28  	sort.Strings(names) // Stable result for tests
    29  
    30  	ret := make([]addrs.Provider, len(names))
    31  	for i, name := range names {
    32  		ret[i] = m[name]
    33  	}
    34  
    35  	return ret
    36  }