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Add explicit NaN checks to trail coordinate validation

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Add isNaN() checks in addition to isFinite() to catch NaN values before
they reach Leaflet's polyline renderer. This prevents 'can't access
property x, h is undefined' errors when invalid coordinates slip through.

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This commit is contained in:
Graham McIntire 2025-10-25 12:08:31 -05:00
parent d68bbe28f0
commit f94ac8097c
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1 changed files with 4 additions and 0 deletions
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4
assets/js/features/trail_manager.ts
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@ -109,6 +109,8 @@ export class TrailManager {
if (
typeof lat !== 'number' ||
typeof lng !== 'number' ||
isNaN(lat) ||
isNaN(lng) ||
!isFinite(lat) ||
!isFinite(lng) ||
lat < -90 ||
@ -278,6 +280,8 @@ export class TrailManager {
pos &&
typeof pos.lat === 'number' &&
typeof pos.lng === 'number' &&
!isNaN(pos.lat) &&
!isNaN(pos.lng) &&
isFinite(pos.lat) &&
isFinite(pos.lng) &&
pos.lat >= -90 &&