Remove backref methods.

We don't need to construct the entire match object just to backref things.
rakudo · Nov 12, 2015 · 43e9d37 · 43e9d37
1 parent fdf95de
commit 43e9d37
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diff --git a/src/core/List.pm b/src/core/List.pm
@@ -283,7 +283,6 @@ my class List does Iterable does Positional { # declared in BOOTSTRAP
     # Pretend we're a Match assuming we're a list of Matches
     method to()      { self.elems ?? self[self.end].to !! Nil }
     method from()    { self.elems ?? self[0].from !! Nil }
-    method backref() { self.elems ?? self[0].orig.substr(self[0].from ..^ self[self.end].to) !! Nil }
 
     method fmt($format = '%s', $separator = ' ') {
         self.map({ .fmt($format) }).join($separator);

diff --git a/src/core/Match.pm b/src/core/Match.pm
@@ -20,7 +20,6 @@ my class Match is Capture is Cool {
     multi method Str(Match:D:) {
         $!to > $!from ?? substr($!orig,$!from,$!to-$!from) !! ''
     }
-    method backref() { self.Str }  # (Str and backref differ in Arrays)
 
     multi method Numeric(Match:D:) {
         self.Str.Numeric