Add Example code to Documentation comment of wordWrap proc. (#10146)

This commit is contained in:
jiro
2019-01-01 17:56:59 +09:00
committed by Miran
parent 7c90e22ddd
commit e7fa8f3443

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@@ -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 = ""