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StringVerbatim is now stateless

This commit is contained in:
e.e d3si9n 2012-03-11 13:19:13 -04:00
parent e6e778a1a3
commit feb315b878
1 changed files with 3 additions and 15 deletions
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18
util/complete/Parsers.scala
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@ -66,21 +66,9 @@ trait Parsers
(neg.toSeq ++ digits).mkString.toInt (neg.toSeq ++ digits).mkString.toInt
lazy val Bool = ("true" ^^^ true) | ("false" ^^^ false) lazy val Bool = ("true" ^^^ true) | ("false" ^^^ false)
lazy val StringBasic = StringVerbatim | StringEscapable | NotQuoted lazy val StringBasic = StringVerbatim | StringEscapable | NotQuoted
def StringVerbatim: Parser[String] = { lazy val StringVerbatim: Parser[String] = VerbatimDQuotes ~>
var dqcount = 0 any.+.string.filter(!_.contains(VerbatimDQuotes), _ => "Invalid verbatim string") <~
val p = VerbatimDQuotes ~ VerbatimDQuotes
charClass(_ match {
case DQuoteChar =>
dqcount += 1
dqcount < 3
case _ =>
dqcount = 0
true
}).*.string ~ DQuoteChar
p map { case ((s, p), c) => s + p + c.toString } filter(
{ _.endsWith(VerbatimDQuotes) }, _ => "Expected '%s'" format VerbatimDQuotes) map { s =>
s.substring(3, s.length - 3) }
}
lazy val StringEscapable: Parser[String] = { lazy val StringEscapable: Parser[String] = {
val p = DQuoteChar ~> val p = DQuoteChar ~>
(EscapeSequence | NotDQuoteBackslashClass map {_.toString}).* <~ DQuoteChar (EscapeSequence | NotDQuoteBackslashClass map {_.toString}).* <~ DQuoteChar