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-rwxr-xr-xlib/Travelynx.pm12
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/Travelynx.pm b/lib/Travelynx.pm
index bf999bc..607b153 100755
--- a/lib/Travelynx.pm
+++ b/lib/Travelynx.pm
@@ -2829,10 +2829,14 @@ sub startup {
my $from_eva = $journey->{from_eva} // $journey->{dep_eva};
my $to_eva = $journey->{to_eva} // $journey->{arr_eva};
- my $from_index
- = first_index { $_->[2] and $_->[2] == $from_eva } @polyline;
- my $to_index
- = first_index { $_->[2] and $_->[2] == $to_eva } @polyline;
+ # poly_dep_index, poly_arr_index are only available for
+ # journeys that were processed by get_travel_distance
+ # beforehand. However, they are much less error-prone than this
+ # first_index / last_index kludge when it comes to ring lines.
+ my $from_index = $journey->{poly_dep_index}
+ // first_index { $_->[2] and $_->[2] == $from_eva } @polyline;
+ my $to_index = $journey->{poly_arr_index}
+ // first_index { $_->[2] and $_->[2] == $to_eva } @polyline;
# Work around inconsistencies caused by a multiple EVA IDs mapping to the same station name
if ( $from_index == -1 ) {