> On Nov 12, 2018, at 2:11 PM, Andrew Wilcox <andrew.wil...@gmail.com> wrote:
> 
> How about providing eval-example from a module?
> 
> ; eval-example.rkt
> #lang racket
> 
> (provide eval-example)
> 
> (define example-namespace (make-base-empty-namespace))
> 
> (parameterize ((current-namespace example-namespace))
>   (namespace-require "example.rkt"))
> 
> (define (eval-example code)
>   (parameterize ((current-namespace example-namespace))
>     (eval code)))
> 
> The problem here is that namespace-require is a procedure and so resolves 
> "example.rkt" at run time, not at compile time like require would do.  Thus 
> "example.rkt" is resolved relative to the current working directory of the 
> running program, not relative to the directory containing eval-example.rkt as 
> would happen using a require.


Perhaps you seek a runtime path?

; eval-example.rkt
#lang racket

(provide eval-example)

(require racket/runtime-path)
(define-runtime-path example "example.rkt")

(define example-namespace (make-base-empty-namespace))

(parameterize ((current-namespace example-namespace))
  (namespace-require example))

(define (eval-example code)
  (parameterize ((current-namespace example-namespace))
    (eval code)))



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