core: subseq-index? -> subseq-of?

[factor.git] / extra / metar / metar.factor

diff --git a/extra/metar/metar.factor b/extra/metar/metar.factor
index 5a740a025dac215551db7b0aac39a80b72dd7325..230081f620c316f695095a8eddfe9a46702e9dc8 100644 (file)
--- a/extra/metar/metar.factor
+++ b/extra/metar/metar.factor
@@ -282,7 +282,7 @@ CONSTANT: compass-directions H{
     ] if ;
 
 : parse-weather ( str -- str' )
-    "VC" over subseq? [ "VC" "" replace t ] [ f ] if
+    dup "VC" subseq-of? [ "VC" "" replace t ] [ f ] if
     [ (parse-weather) ]
     [ [ " in the vicinity" append ] when ] bi* ;