[P5Regex] added \r, \R, \t and \x

Author: FROGGS

src/QRegex/P5Regex/Actions.nqp

@@ -190,21 +190,49 @@ class QRegex::P5Regex::Actions is HLL::Actions {
     }
 
     method p5backslash:sym<A>($/) {
-                make QAST::Regex.new( :rxtype<anchor>, :subtype<bos>, :node($/) );
+        make QAST::Regex.new( :rxtype<anchor>, :subtype<bos>, :node($/) );
+    }
 
+    method p5backslash:sym<b>($/) {
+        make QAST::Regex.new(:rxtype<subrule>, :subtype<zerowidth>,
+                             :node($/), :negate($<sym> eq 'B'), :name(''),
+                             QAST::Node.new( QAST::SVal.new( :value('wb') ) ));
     }
-    
+
+    method p5backslash:sym<h>($/) {
+        make QAST::Regex.new( "\x[09,20,a0,1680,180e,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009,200a,202f,205f,3000]", :rxtype('enumcharlist'),
+                        :negate($<sym> eq 'H'), :node($/) );
+    }
+
+    method p5backslash:sym<r>($/) {
+        make QAST::Regex.new( "\r", :rxtype('enumcharlist'), :node($/) );
+    }
+
+    method p5backslash:sym<R>($/) {
+        make QAST::Regex.new( :rxtype<cclass>, :name( 'n' ), :node($/) );
+    }
+
     method p5backslash:sym<s>($/) {
         make QAST::Regex.new(:rxtype<cclass>, :name( nqp::lc(~$<sym>) ),
                              :negate($<sym> le 'Z'), :node($/));
     }
 
-    method p5backslash:sym<b>($/) {
-        make QAST::Regex.new(:rxtype<subrule>, :subtype<zerowidth>,
-                             :node($/), :negate($<sym> eq 'B'), :name(''),
-                             QAST::Node.new( QAST::SVal.new( :value('wb') ) ));
+    method p5backslash:sym<t>($/) {
+        make QAST::Regex.new( "\t", :rxtype('enumcharlist'),
+                        :negate($<sym> eq 'T'), :node($/) );
     }
-    
+
+    method p5backslash:sym<v>($/) {
+        make QAST::Regex.new( "\x[0a,0b,0c,0d,85,2028,2029]",
+                        :rxtype('enumcharlist'),
+                        :negate($<sym> eq 'V'), :node($/) );
+    }
+
+    method p5backslash:sym<x>($/) {
+        my $hexlit := HLL::Actions.ints_to_string( $<hexint> );
+        make QAST::Regex.new( $hexlit, :rxtype('literal'), :node($/) );
+    }
+
     method p5backslash:sym<z>($/) {
         make QAST::Regex.new( :rxtype<anchor>, :subtype<eos>, :node($/) );
     }

src/QRegex/P5Regex/Grammar.nqp

@@ -130,10 +130,14 @@ grammar QRegex::P5Regex::Grammar is HLL::Grammar {
     proto token p5backslash { <...> }
 
     token p5backslash:sym<A> { <sym> }
-    token p5backslash:sym<z> { <sym> }
-    token p5backslash:sym<Z> { <sym> }
     token p5backslash:sym<b> { $<sym>=[<[bB]>] }
+    token p5backslash:sym<r> { <sym> }
+    token p5backslash:sym<R> { <sym> }
     token p5backslash:sym<s> { $<sym>=[<[dDnNsSwW]>] }
+    token p5backslash:sym<t> { <sym> }
+    token p5backslash:sym<x> { <sym> <hexint> }
+    token p5backslash:sym<z> { <sym> }
+    token p5backslash:sym<Z> { <sym> }
     token p5backslash:sym<misc> { $<litchar>=(\W) | $<number>=(\d+) }
     token p5backslash:sym<oops> { <.panic: "Unrecognized Perl 5 regex backslash sequence"> }