minor refactoring

src/etherpad2latex.nim

@@ -4,11 +4,10 @@ import os, osproc, strutils, parseopt
 import jester
 import argparse
 
-proc getContent(pad:string, etherpadUrl:string):string =
+proc getContent(pad:string, etherpadUrl:string): string =
   var client = newHTTPClient()
   result = client.getContent(etherpadUrl & "p/" & pad & "/export/txt")
 
-
 when isMainModule:
   var p = newParser("etherpad2latex"):
     help("Compiles etherpad pads to pdf")
@@ -21,11 +20,10 @@ when isMainModule:
     get "/@pad":
       let
         pad = @"pad"
-        content = getContent(pad, opts.etherpadaddress)
-        texFile = open(pad & ".tex", fmWrite)
-  
-      texFile.write(content)
-      texFile.close()
+        etherpadUrl = opts.etherpadAddress
+        content = getContent(pad, etherpadUrl)
+
+      writeFile(pad & ".tex", content)
   
       let (output, exitCode) = execCmdEx(quoteShellCommand(["pdflatex", "-halt-on-error", pad & ".tex"]))
       if exitCode == 0: