Revert "Add pwd function to HCL"

This reverts commit 2800043149.

hcl2template/function/pwd.go

@@ -1,20 +0,0 @@
-package function
-
-import (
-	"os"
-
-	"github.com/zclconf/go-cty/cty"
-	"github.com/zclconf/go-cty/cty/function"
-)
-
-// MakePwdFunc constructs a function that returns the working directory as a string.
-func MakePwdFunc() function.Function {
-	return function.New(&function.Spec{
-		Params: []function.Parameter{},
-		Type:   function.StaticReturnType(cty.String),
-		Impl: func(args []cty.Value, retType cty.Type) (cty.Value, error) {
-			dir, err := os.Getwd()
-			return cty.StringVal(dir), err
-		},
-	})
-}

hcl2template/functions.go

@@ -76,7 +76,6 @@ func Functions(basedir string) map[string]function.Function {
 		"parseint":        stdlib.ParseIntFunc,
 		"pathexpand":      filesystem.PathExpandFunc,
 		"pow":             stdlib.PowFunc,
-		"pwd":             pkrfunction.MakePwdFunc(),
 		"range":           stdlib.RangeFunc,
 		"reverse":         stdlib.ReverseFunc,
 		"replace":         stdlib.ReplaceFunc,

website/data/docs-navigation.js

@@ -112,7 +112,6 @@ export default [
               'fileexists',
               'fileset',
               'pathexpand',
-              'pwd',
             ],
           },
           {

website/pages/docs/from-1.5/functions/file/pwd.mdx

@@ -1,21 +0,0 @@
----
-layout: docs
-page_title: pwd - Functions - Configuration Language
-sidebar_title: pwd
-description: The pwd function returns the working directory while executing Packer.
----
-
-# `pwd` Function
-
-`pwd` returns the working directory while executing Packer.
-
-```hcl
-pwd()
-```
-
-## Examples
-
-```shell-session
-> pwd()
-/home/user/some/packer
-```