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Merge pull request #1342 from def-/wordwrap-change

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Change wordwrap to remove separators at newlines
This commit is contained in:
Andreas Rumpf
2014-07-15 19:09:24 +02:00
parent 1e38dcbfae 66fad12391
commit 45bf087ce7
1 changed files with 7 additions and 1 deletions
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8
lib/pure/strutils.nim
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@@ -535,7 +535,12 @@ proc wordWrap*(s: string, maxLineWidth = 80,
## word wraps `s`.
result = newStringOfCap(s.len + s.len shr 6)
var spaceLeft = maxLineWidth
var lastSep = ""
for word, isSep in tokenize(s, seps):
if isSep:
lastSep = word
spaceLeft = spaceLeft - len(word)
continue
if len(word) > spaceLeft:
if splitLongWords and len(word) > maxLineWidth:
result.add(substr(word, 0, spaceLeft-1))
@@ -554,7 +559,8 @@ proc wordWrap*(s: string, maxLineWidth = 80,
result.add(word)
else:
spaceLeft = spaceLeft - len(word)
result.add(word)
result.add(lastSep & word)
lastSep.setLen(0)
proc unindent*(s: string, eatAllIndent = false): string {.
noSideEffect, rtl, extern: "nsuUnindent".} =