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authorhannesw <none@none>2013-02-22 17:00:22 +0100
committerhannesw <none@none>2013-02-22 17:00:22 +0100
commitb92e78aad3cbf4a6f848520aad2173d9bd242680 (patch)
treebf04b90bd3b05fa5153560685fc02df0ad937743 /docs
parent95335786393fded6515ee1b0927604f1dd2ffe16 (diff)
downloadnashorn-b92e78aad3cbf4a6f848520aad2173d9bd242680.tar.gz
8006028: Integrate Joni regexp engine with Nashorn
Reviewed-by: lagergren, attila
Diffstat (limited to 'docs')
-rw-r--r--docs/DEVELOPER_README9
1 files changed, 9 insertions, 0 deletions
diff --git a/docs/DEVELOPER_README b/docs/DEVELOPER_README
index f88091cd..3bd220b2 100644
--- a/docs/DEVELOPER_README
+++ b/docs/DEVELOPER_README
@@ -338,6 +338,15 @@ instead redirect this to a file, specify the path to the file using
this system property.
+SYSTEM_PROPERTY: nashorn.regexp.impl=[jdk|joni]
+
+This property defines the regular expression engine to be used by
+Nashorn. The default implementation is "jdk" which is based on the
+JDK's java.util.regex package. Set this property to "joni" to install
+an implementation based on Joni, the regular expression engine used by
+the JRuby project.
+
+
===============
2. The loggers.
===============