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validate depends_on in module calls 

Add depends_on validation to module calls, and accumulate diagnostics
for all calls rather than returning early.
This commit is contained in:
James Bardin 2020-06-16 12:39:50 -04:00
parent a8884b18e3
commit bdf5acd627
1 changed files with 13 additions and 8 deletions
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21
terraform/node_module_expand.go
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@ -7,6 +7,7 @@ import (
"github.com/hashicorp/terraform/configs"
"github.com/hashicorp/terraform/dag"
"github.com/hashicorp/terraform/lang"
"github.com/hashicorp/terraform/tfdiags"
)
type ConcreteModuleNodeFunc func(n *nodeExpandModule) dag.Vertex
@ -271,6 +272,7 @@ type evalValidateModule struct {
func (n *evalValidateModule) Eval(ctx EvalContext) (interface{}, error) {
_, call := n.Addr.Call()
var diags tfdiags.Diagnostics
expander := ctx.InstanceExpander()
// Modules all evaluate to single instances during validation, only to
@ -285,20 +287,23 @@ func (n *evalValidateModule) Eval(ctx EvalContext) (interface{}, error) {
// a full expansion, presuming these errors will be caught in later steps
switch {
case n.ModuleCall.Count != nil:
_, diags := evaluateCountExpressionValue(n.ModuleCall.Count, ctx)
if diags.HasErrors() {
return nil, diags.Err()
}
_, countDiags := evaluateCountExpressionValue(n.ModuleCall.Count, ctx)
diags = diags.Append(countDiags)
case n.ModuleCall.ForEach != nil:
_, diags := evaluateForEachExpressionValue(n.ModuleCall.ForEach, ctx)
if diags.HasErrors() {
return nil, diags.Err()
}
_, forEachDiags := evaluateForEachExpressionValue(n.ModuleCall.ForEach, ctx)
diags = diags.Append(forEachDiags)
}
diags = diags.Append(validateDependsOn(ctx, n.ModuleCall.DependsOn))
// now set our own mode to single
expander.SetModuleSingle(module, call)
}
if diags.HasErrors() {
return nil, diags.ErrWithWarnings()
}
return nil, nil
}