vendor/github.com/hashicorp/hcl2/hcl/eval_context.go

   1 package hcl
   2
   3 import (
   4         "github.com/zclconf/go-cty/cty"
   5         "github.com/zclconf/go-cty/cty/function"
   6 )
   7
   8 // An EvalContext provides the variables and functions that should be used
   9 // to evaluate an expression.
  10 type EvalContext struct {
  11         Variables map[string]cty.Value
  12         Functions map[string]function.Function
  13         parent    *EvalContext
  14 }
  15
  16 // NewChild returns a new EvalContext that is a child of the receiver.
  17 func (ctx *EvalContext) NewChild() *EvalContext {
  18         return &EvalContext{parent: ctx}
  19 }
  20
  21 // Parent returns the parent of the receiver, or nil if the receiver has
  22 // no parent.
  23 func (ctx *EvalContext) Parent() *EvalContext {
  24         return ctx.parent
  25 }