[incubator-pekko-http] 06/47: parsing: port Akka HTTP changes of parboiled2 Parser changes

[jr...@apache.org]

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jrudolph pushed a commit to branch scala-3
in repository https://gitbox.apache.org/repos/asf/incubator-pekko-http.git

commit ad513a2ad55610584d3c3cdc4e05368da042ce6e
Author: Johannes Rudolph <jo...@gmail.com>
AuthorDate: Thu Sep 9 12:14:29 2021 +0200

    parsing: port Akka HTTP changes of parboiled2 Parser changes
---
 akka-parsing/src/main/scala/akka/parboiled2/Parser.scala | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/akka-parsing/src/main/scala/akka/parboiled2/Parser.scala b/akka-parsing/src/main/scala/akka/parboiled2/Parser.scala
index a5aaad32e..eee5cdfd0 100644
--- a/akka-parsing/src/main/scala/akka/parboiled2/Parser.scala
+++ b/akka-parsing/src/main/scala/akka/parboiled2/Parser.scala
@@ -108,10 +108,13 @@ abstract class Parser(initialValueStackSize: Int = 16, maxValueStackSize: Int =
   // the current ErrorAnalysisPhase or null (in the initial run)
   private var phase: ErrorAnalysisPhase = _
 
+  private var _maxLength = -1
+
   def copyStateFrom(other: Parser, offset: Int): Unit = {
     _cursorChar = other._cursorChar
     _cursor = other._cursor - offset
     _valueStack = other._valueStack
+    _maxLength = other._maxLength
     phase = other.phase
     if (phase ne null) phase.applyOffset(offset)
   }
@@ -127,6 +130,7 @@ abstract class Parser(initialValueStackSize: Int = 16, maxValueStackSize: Int =
   def __run[L <: HList](rule: => RuleN[L])(implicit scheme: Parser.DeliveryScheme[L]): scheme.Result = {
     def runRule(): Boolean = {
       _cursor = -1
+      _maxLength = input.length
       __advance()
       valueStack.clear()
       try rule ne null


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