mirror of
https://github.com/letic/terraform-provider-google.git
synced 2024-09-07 09:36:44 +00:00
41 lines
955 B
Go
41 lines
955 B
Go
package hcl
|
|
|
|
import (
|
|
"github.com/zclconf/go-cty/cty"
|
|
)
|
|
|
|
type staticExpr struct {
|
|
val cty.Value
|
|
rng Range
|
|
}
|
|
|
|
// StaticExpr returns an Expression that always evaluates to the given value.
|
|
//
|
|
// This is useful to substitute default values for expressions that are
|
|
// not explicitly given in configuration and thus would otherwise have no
|
|
// Expression to return.
|
|
//
|
|
// Since expressions are expected to have a source range, the caller must
|
|
// provide one. Ideally this should be a real source range, but it can
|
|
// be a synthetic one (with an empty-string filename) if no suitable range
|
|
// is available.
|
|
func StaticExpr(val cty.Value, rng Range) Expression {
|
|
return staticExpr{val, rng}
|
|
}
|
|
|
|
func (e staticExpr) Value(ctx *EvalContext) (cty.Value, Diagnostics) {
|
|
return e.val, nil
|
|
}
|
|
|
|
func (e staticExpr) Variables() []Traversal {
|
|
return nil
|
|
}
|
|
|
|
func (e staticExpr) Range() Range {
|
|
return e.rng
|
|
}
|
|
|
|
func (e staticExpr) StartRange() Range {
|
|
return e.rng
|
|
}
|