From: Tim Vaughan <tgvaughan@gmail.com>
Date: Fri, 3 May 2019 10:34:56 +0000 (+0200)
Subject: Add expression evaluation.
X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?p=scratchy.git;a=commitdiff_plain;h=80b558dda9342206b8aab33bb7b967bfe9fb0553

Add expression evaluation.
---

diff --git a/burrow.scm b/burrow.scm
index c258311..afdee12 100644
--- a/burrow.scm
+++ b/burrow.scm
@@ -135,6 +135,7 @@
 (define (serve-record record path config)
   (match record
     (('shell command) (serve-shell-command command))
+    (('eval expression) (serve-expression expression))
     ((type display-string selector host port)
      (print type display-string "\t" selector "\t" host "\t" port "\r"))
     ((type display-string selector host)
@@ -156,6 +157,10 @@
   (let-values (((in-port out-port id) (process command)))
     (for-each serve-info-record (read-lines in-port))))
 
+(define (serve-expression expression)
+  (for-each serve-info-record
+            (string-split (conc (eval expression)) "\n")))
+
 ;;; main
 
 (define (main)
@@ -174,9 +179,9 @@
               (run-server (make-server-config root hostname port))
               (error "Invalid port argument." port))))))
 
-(main)
+;; (main)
 
-;; (define (test)
-;;   (run-server (make-server-config "gopher-root" "localhost" 70)))
+(define (test)
+  (run-server (make-server-config "gopher-root" "localhost" 70)))
 
 ;; (test)