Merge pull request #1075 from flaviut/inlinedocs

Add some documentations and code examples in system

tests/misc/tinvalidnewseq.nim

@@ -0,0 +1,27 @@
+discard """
+  file: "tinvalidnewseq.nim"
+  line: 15
+  errormsg: "type mismatch: got (array[0..6, string], int literal(7))"
+"""
+import re, strutils
+
+type
+  TURL = tuple[protocol, subdomain, domain, port: string, path: seq[string]]
+
+proc parseURL(url: string): TURL =
+  #([a-zA-Z]+://)?(\w+?\.)?(\w+)(\.\w+)(:[0-9]+)?(/.+)?
+  var pattern: string = r"([a-zA-Z]+://)?(\w+?\.)?(\w+)(\.\w+)(:[0-9]+)?(/.+)?"
+  var m: array[0..6, string] #Array with the matches
+  newSeq(m, 7) #ERROR
+  discard regexprs.match(url, re(pattern), m)
+ 
+  result = (protocol: m[1], subdomain: m[2], domain: m[3] & m[4], 
+            port: m[5], path: m[6].split('/'))
+ 
+var r: TUrl
+ 
+r = parseUrl(r"http://google.com/search?var=bleahdhsad")
+echo(r.domain)
+
+
+