fix #131649 - extended charclass can trigger assert

[perl5.git] / pod / perldiag.pod

diff --git a/pod/perldiag.pod b/pod/perldiag.pod
index c38fc0f..77726f5 100644 (file)
--- a/pod/perldiag.pod
+++ b/pod/perldiag.pod
@@ -5945,7 +5945,7 @@ yourself.
 a perl4 interpreter, especially if the next 2 tokens are "use strict"
 or "my $var" or "our $var".
 
-=item Syntax error in (?[...]) in regex m/%s/
+=item Syntax error in (?[...]) in regex; marked by <-- HERE in m/%s/
 
 (F) Perl could not figure out what you meant inside this construct; this
 notifies you that it is giving up trying.
@@ -6441,6 +6441,31 @@ to find out why that isn't happening.
 (F) The unexec() routine failed for some reason.  See your local FSF
 representative, who probably put it there in the first place.
 
+=item Unexpected ']' with no following ')' in (?[... in regex; marked by <-- HERE in m/%s/
+
+(F) While parsing an extended character class a ']' character was encountered
+at a point in the definition where the only legal use of ']' is to close the
+character class definition as part of a '])', you may have forgotten the close
+paren, or otherwise confused the parser.
+
+=item Expecting close paren for nested extended charclass in regex; marked by <-- HERE in m/%s/
+
+(F) While parsing a nested extended character class like:
+
+    (?[ ... (?flags:(?[ ... ])) ... ])
+                             ^
+
+we expected to see a close paren ')' (marked by ^) but did not.
+
+=item Expecting close paren for wrapper for nested extended charclass in regex; marked by <-- HERE in m/%s/
+
+(F) While parsing a nested extended character class like:
+
+    (?[ ... (?flags:(?[ ... ])) ... ])
+                              ^
+
+we expected to see a close paren ')' (marked by ^) but did not.
+
 =item Unexpected binary operator '%c' with no preceding operand in regex;
 marked by S<<-- HERE> in m/%s/