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bugfixes: htmlparser module

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This commit is contained in:
Araq 2010-10-30 23:36:36 +02:00
commit 11d3d94438
5 changed files with 54 additions and 4 deletions
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18
lib/impure/re.nim
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@ -136,6 +136,24 @@ proc find*(s: string, pattern: TRegEx, start = 0): int =
## match, -1 is returned.
var matches: array[0..maxSubpatterns-1, string]
result = find(s, pattern, matches, start)
iterator findAll*(s: string, pattern: TRegEx, start = 0): string =
## yields all matching captures of pattern in `s`.
var matches: array[0..MaxSubpatterns-1, string]
var i = start
while true:
var j = find(s, pattern, matches, i)
if j < 0: break
i = j
for k in 0..maxSubPatterns-1:
if isNil(matches[k]): break
inc(i, matches[k].len)
yield matches[k]
proc findAll*(s: string, pattern: TRegEx, start = 0): seq[string] =
## returns all matching captures of pattern in `s`.
## If it does not match, @[] is returned.
accumulateResult(findAll(s, pattern, start))
template `=~` *(s: string, pattern: TRegEx): expr =
## This calls ``match`` with an implicit declared ``matches`` array that