blob: 6916fc15800fbe1904a7b7c24b350b23baf3cfbf (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
package dynblock
import (
"github.com/hashicorp/hcl2/hcl"
"github.com/zclconf/go-cty/cty"
)
type exprWrap struct {
hcl.Expression
i *iteration
}
func (e exprWrap) Variables() []hcl.Traversal {
raw := e.Expression.Variables()
ret := make([]hcl.Traversal, 0, len(raw))
// Filter out traversals that refer to our iterator name or any
// iterator we've inherited; we're going to provide those in
// our Value wrapper, so the caller doesn't need to know about them.
for _, traversal := range raw {
rootName := traversal.RootName()
if rootName == e.i.IteratorName {
continue
}
if _, inherited := e.i.Inherited[rootName]; inherited {
continue
}
ret = append(ret, traversal)
}
return ret
}
func (e exprWrap) Value(ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
extCtx := e.i.EvalContext(ctx)
return e.Expression.Value(extCtx)
}
// UnwrapExpression returns the expression being wrapped by this instance.
// This allows the original expression to be recovered by hcl.UnwrapExpression.
func (e exprWrap) UnwrapExpression() hcl.Expression {
return e.Expression
}
|