From e4509b0886fe6601a24e9f9e4034e6fa166f9e98 Mon Sep 17 00:00:00 2001 From: Danny Yoo Date: Thu, 28 Feb 2013 16:41:19 -0700 Subject: [PATCH] Add discretionary comments. This is not general-purpose, but specific to the repl situation we need for Whalesong. --- whalesong/repl-compile.rkt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/whalesong/repl-compile.rkt b/whalesong/repl-compile.rkt index d5063b2..6e618a0 100644 --- a/whalesong/repl-compile.rkt +++ b/whalesong/repl-compile.rkt @@ -31,6 +31,12 @@ ;; repl-compile: any [#:lang module-path] -> compiled-bytecode ;; Compiles the given body in a toplevel context under the given language. +;; Compilation creates a fresh namespace each time to avoid one compilation +;; affecting the other. +;; +;; Note however, that the languages have to make sure not to maintain compilation +;; state themselves, since we reuse the language module to improve repl construction +;; time. (define (repl-compile body #:lang [language-module-path 'racket/base]) (parameterize ([current-namespace (make-repl-namespace language-module-path)]) (compile body)))