github.com/graywolf-at-work-2/terraform-vendor@v1.4.5/internal/lang/data.go (about)

     1  package lang
     2  
     3  import (
     4  	"github.com/hashicorp/terraform/internal/addrs"
     5  	"github.com/hashicorp/terraform/internal/tfdiags"
     6  	"github.com/zclconf/go-cty/cty"
     7  )
     8  
     9  // Data is an interface whose implementations can provide cty.Value
    10  // representations of objects identified by referenceable addresses from
    11  // the addrs package.
    12  //
    13  // This interface will grow each time a new type of reference is added, and so
    14  // implementations outside of the Terraform codebases are not advised.
    15  //
    16  // Each method returns a suitable value and optionally some diagnostics. If the
    17  // returned diagnostics contains errors then the type of the returned value is
    18  // used to construct an unknown value of the same type which is then used in
    19  // place of the requested object so that type checking can still proceed. In
    20  // cases where it's not possible to even determine a suitable result type,
    21  // cty.DynamicVal is returned along with errors describing the problem.
    22  type Data interface {
    23  	StaticValidateReferences(refs []*addrs.Reference, self addrs.Referenceable) tfdiags.Diagnostics
    24  
    25  	GetCountAttr(addrs.CountAttr, tfdiags.SourceRange) (cty.Value, tfdiags.Diagnostics)
    26  	GetForEachAttr(addrs.ForEachAttr, tfdiags.SourceRange) (cty.Value, tfdiags.Diagnostics)
    27  	GetResource(addrs.Resource, tfdiags.SourceRange) (cty.Value, tfdiags.Diagnostics)
    28  	GetLocalValue(addrs.LocalValue, tfdiags.SourceRange) (cty.Value, tfdiags.Diagnostics)
    29  	GetModule(addrs.ModuleCall, tfdiags.SourceRange) (cty.Value, tfdiags.Diagnostics)
    30  	GetPathAttr(addrs.PathAttr, tfdiags.SourceRange) (cty.Value, tfdiags.Diagnostics)
    31  	GetTerraformAttr(addrs.TerraformAttr, tfdiags.SourceRange) (cty.Value, tfdiags.Diagnostics)
    32  	GetInputVariable(addrs.InputVariable, tfdiags.SourceRange) (cty.Value, tfdiags.Diagnostics)
    33  }