diff options
author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-10-11 09:56:07 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-10-11 09:56:07 +0000 |
commit | de7845773a4f555393bd7ea2b38e11a99bffbeb9 (patch) | |
tree | b6c98b64818de15faa1f36675790bd0be9913313 /re.c | |
parent | 3c276224fc8c508a718c912bd0f6297d2435bc7e (diff) |
rdoc update.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19757 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 're.c')
-rw-r--r-- | re.c | 11 |
1 files changed, 9 insertions, 2 deletions
@@ -2569,11 +2569,13 @@ reg_match_pos(VALUE re, VALUE *strp, long pos) * p rhs #=> nil * * This assignment is implemented in the Ruby parser. - * So a regexp literal is required for the assignment. + * The parser detects 'regexp-literal =~ expression' for the assignment. + * The regexp must be a literal without interpolation and placed at left hand side. + * * The assignment is not occur if the regexp is not a literal. * * re = /(?<lhs>\w+)\s*=\s*(?<rhs>\w+)/ - * re =~ " x = " + * re =~ " x = y " * p lhs # undefined local variable * p rhs # undefined local variable * @@ -2584,6 +2586,11 @@ reg_match_pos(VALUE re, VALUE *strp, long pos) * /(?<lhs>\w+)\s*=\s*#{rhs_pat}/ =~ "x = y" * p lhs # undefined local variable * + * The assignment is not occur if the regexp is placed at right hand side. + * + * " x = y " =~ /(?<lhs>\w+)\s*=\s*(?<rhs>\w+)/ + * p lhs, rhs # undefined local variable + * */ VALUE |