From e7fa8f3443ebe03d74fb20b7f4d0096756211463 Mon Sep 17 00:00:00 2001
From: jiro <jiroron666@gmail.com>
Date: Tue, 1 Jan 2019 17:56:59 +0900
Subject: [PATCH] Add Example code to Documentation comment of wordWrap proc.
 (#10146)

---
 lib/std/wordwrap.nim | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/std/wordwrap.nim b/lib/std/wordwrap.nim
index c7898b3398..4b0dc4417f 100644
--- a/lib/std/wordwrap.nim
+++ b/lib/std/wordwrap.nim
@@ -24,6 +24,11 @@ proc wrapWords*(s: string, maxLineWidth = 80,
                seps: set[char] = Whitespace,
                newLine = "\n"): string {.noSideEffect.} =
   ## Word wraps `s`.
+  runnableExamples:
+    doAssert "12345678901234567890".wrapWords() == "12345678901234567890"
+    doAssert "123456789012345678901234567890".wrapWords(20) == "12345678901234567890\n1234567890"
+    doAssert "Hello Bob. Hello John.".wrapWords(13, false) == "Hello Bob.\nHello John."
+    doAssert "Hello Bob. Hello John.".wrapWords(13, true, {';'}) == "Hello Bob. He\nllo John."
   result = newStringOfCap(s.len + s.len shr 6)
   var spaceLeft = maxLineWidth
   var lastSep = ""