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Clean up re module a bit

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def 2015-04-09 17:22:33 +02:00
commit ce0c4a8b58
1 changed files with 45 additions and 45 deletions
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12
lib/impure/re.nim
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@ -260,9 +260,9 @@ template `=~` *(s: string, pattern: Regex): expr =
## else: ## else:
## echo("syntax error") ## echo("syntax error")
## ##
bind MaxSubPatterns bind MaxSubpatterns
when not declaredInScope(matches): when not declaredInScope(matches):
var matches {.inject.}: array[0..MaxSubpatterns-1, string] var matches {.inject.}: array[MaxSubpatterns, string]
match(s, pattern, matches) match(s, pattern, matches)
# ------------------------- more string handling ------------------------------ # ------------------------- more string handling ------------------------------
@ -320,7 +320,7 @@ proc replacef*(s: string, sub: Regex, by: string): string =
## ##
## "var1<-keykey; val2<-key2key2" ## "var1<-keykey; val2<-key2key2"
result = "" result = ""
var caps: array[0..MaxSubpatterns-1, string] var caps: array[MaxSubpatterns, string]
var prev = 0 var prev = 0
while true: while true:
var match = findBounds(s, sub, caps, prev) var match = findBounds(s, sub, caps, prev)
@ -338,7 +338,7 @@ proc parallelReplace*(s: string, subs: openArray[
## applied in parallel. ## applied in parallel.
result = "" result = ""
var i = 0 var i = 0
var caps: array[0..MaxSubpatterns-1, string] var caps: array[MaxSubpatterns, string]
while i < s.len: while i < s.len:
block searchSubs: block searchSubs:
for j in 0..high(subs): for j in 0..high(subs):
@ -442,7 +442,7 @@ when isMainModule:
assert find("_____abc_______", re"abc") == 5 assert find("_____abc_______", re"abc") == 5
var matches: array[0..5, string] var matches: array[6, string]
if match("abcdefg", re"c(d)ef(g)", matches, 2): if match("abcdefg", re"c(d)ef(g)", matches, 2):
assert matches[0] == "d" assert matches[0] == "d"
assert matches[1] == "g" assert matches[1] == "g"
@ -484,7 +484,7 @@ when isMainModule:
assert("XYZ".match(re"^\d*") == true) assert("XYZ".match(re"^\d*") == true)
block: block:
var matches: array[0..15, string] var matches: array[16, string]
if match("abcdefghijklmnop", re"(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)(l)(m)(n)(o)(p)", matches): if match("abcdefghijklmnop", re"(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)(l)(m)(n)(o)(p)", matches):
for i in 0..matches.high: for i in 0..matches.high:
assert matches[i] == $chr(i + 'a'.ord) assert matches[i] == $chr(i + 'a'.ord)