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Prevent history command(s) from going into an infinite loop [1562]

This commit is contained in:
Vitalii Voloshyn 2015-05-18 13:33:31 +03:00
parent f334d76f70
commit 54081fb4e4
2 changed files with 4 additions and 1 deletions
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3
notes/0.13.9/history-infinite-loop.markdown Normal file
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@ -0,0 +1,3 @@
### Bug fixes
- Prevent history command(s) from going into an infinite loop [#1562][1562] by [@PanAeon][@PanAeon]

2
util/complete/src/main/scala/sbt/complete/HistoryCommands.scala
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@ -61,7 +61,7 @@ object HistoryCommands {
def execute(f: History => Option[String]): History => Option[List[String]] = (h: History) => def execute(f: History => Option[String]): History => Option[List[String]] = (h: History) =>
{ {
val command = f(h) val command = f(h).filterNot(_.startsWith(Start))
val lines = h.lines.toArray val lines = h.lines.toArray
command.foreach(lines(lines.length - 1) = _) command.foreach(lines(lines.length - 1) = _)
h.path foreach { h => IO.writeLines(h, lines) } h.path foreach { h => IO.writeLines(h, lines) }