This is 0.18

[perl/modules/autovivification.git] / README

diff --git a/README b/README
index 3588451e479fdf1c1bd69553dc9cbed3205f0469..22adc68d4cc7432abfffecac801aea6e2e3158ca 100644 (file)
--- a/README
+++ b/README
@@ -2,7 +2,7 @@ NAME
     autovivification - Lexically disable autovivification.
 
 VERSION
     autovivification - Lexically disable autovivification.
 
 VERSION

-    Version 0.12
+    Version 0.18

 
 SYNOPSIS
         no autovivification;
 
 SYNOPSIS
         no autovivification;


@@ -36,8 +36,8 @@ METHODS
   "unimport"
         no autovivification; # defaults to qw<fetch exists delete>
         no autovivification qw<fetch store exists delete>;
   "unimport"
         no autovivification; # defaults to qw<fetch exists delete>
         no autovivification qw<fetch store exists delete>;

-        no autovivification 'warn';
-        no autovivification 'strict';
+        no autovivification warn   => @categories;
+        no autovivification strict => @categories;

 
     Magically called when "no autovivification @opts" is encountered.
     Enables the features given in @opts, which can be :
 
     Magically called when "no autovivification @opts" is encountered.
     Enables the features given in @opts, which can be :


@@ -101,11 +101,21 @@ METHODS
 
     *   'warn'
 
 
     *   'warn'
 

-        Emits a warning when an autovivification is avoided.
+        Emits a warning when an autovivification is avoided for the
+        categories specified in @opts.
+
+        Note that "no autovivification 'warn'" currently does nothing by
+        itself, in particular it does not make the default categories warn.
+        This behaviour may change in a future version of this pragma.

 
     *   'strict'
 
 
     *   'strict'
 

-        Throws an exception when an autovivification is avoided.
+        Throws an exception when an autovivification is avoided for the
+        categories specified in @opts.
+
+        Note that "no autovivification 'strict'" currently does nothing by
+        itself, in particular it does not make the default categories die.
+        This behaviour may change in a future version of this pragma.

 
     Each call to "unimport" adds the specified features to the ones already
     in use in the current lexical scope.
 
     Each call to "unimport" adds the specified features to the ones already
     in use in the current lexical scope.


@@ -138,6 +148,11 @@ CONSTANTS
     where it is false for perl 5.10.0 and below.
 
 CAVEATS
     where it is false for perl 5.10.0 and below.
 
 CAVEATS

+    Using this pragma will cause a slight global slowdown of any subsequent
+    compilation phase that happens anywere in your code - even outside of
+    the scope of use of "no autovivification" - which may become noticeable
+    if you rely heavily on numerous calls to "eval STRING".
+

     The pragma doesn't apply when one dereferences the returned value of an
     array or hash slice, as in "@array[$id]->{member}" or
     @hash{$key}->{member}. This syntax is valid Perl, yet it is discouraged
     The pragma doesn't apply when one dereferences the returned value of an
     array or hash slice, as in "@array[$id]->{member}" or
     @hash{$key}->{member}. This syntax is valid Perl, yet it is discouraged


@@ -145,6 +160,10 @@ CAVEATS
     context. If warnings are turned on, Perl will complain about one-element
     slices.
 
     context. If warnings are turned on, Perl will complain about one-element
     slices.
 

+    Autovivifications that happen in code "eval"'d during the global
+    destruction phase of a spawned thread or pseudo-fork (the processes used
+    internally for the "fork" emulation on Windows) are not reported.
+

 DEPENDENCIES
     perl 5.8.3.
 
 DEPENDENCIES
     perl 5.8.3.
 


@@ -173,14 +192,12 @@ SUPPORT
 
         perldoc autovivification
 
 
         perldoc autovivification
 

-    Tests code coverage report is available at
-    <http://www.profvince.com/perl/cover/autovivification>.
-

 ACKNOWLEDGEMENTS
     Matt S. Trout asked for it.
 
 COPYRIGHT & LICENSE
 ACKNOWLEDGEMENTS
     Matt S. Trout asked for it.
 
 COPYRIGHT & LICENSE

-    Copyright 2009,2010,2011,2012,2013 Vincent Pit, all rights reserved.
+    Copyright 2009,2010,2011,2012,2013,2014,2015,2017 Vincent Pit, all
+    rights reserved.

 
     This program is free software; you can redistribute it and/or modify it
     under the same terms as Perl itself.
 
     This program is free software; you can redistribute it and/or modify it
     under the same terms as Perl itself.