History

Ole-Morten Duesund e8428de775 Add progressive web app companion for cross-platform access Vite + TypeScript PWA that mirrors the Android app's core features: - Pre-processed shelter data (build-time UTM33N→WGS84 conversion) - Leaflet map with shelter markers, user location, and offline tiles - Canvas compass arrow (ported from DirectionArrowView.kt) - IndexedDB shelter cache with 7-day staleness check - Service worker with CacheFirst tiles and precached app shell - i18n for en, nb, nn (ported from Android strings.xml) - iOS/Android compass handling with low-pass filter - Respects user map interaction (no auto-snap on pan/zoom) - Build revision cache-breaker for reliable SW updates Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>		2026-03-08 17:41:38 +01:00
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lib	Add progressive web app companion for cross-platform access	2026-03-08 17:41:38 +01:00
index.js	Add progressive web app companion for cross-platform access	2026-03-08 17:41:38 +01:00
LICENSE.md	Add progressive web app companion for cross-platform access	2026-03-08 17:41:38 +01:00
package.json	Add progressive web app companion for cross-platform access	2026-03-08 17:41:38 +01:00
README.md	Add progressive web app companion for cross-platform access	2026-03-08 17:41:38 +01:00

README.md

tr46.js

An implementation of the Unicode TR46 specification.

Installation

Node.js >= 6 is required. To install, type this at the command line:

npm install tr46

API

`toASCII(domainName[, options])`

Converts a string of Unicode symbols to a case-folded Punycode string of ASCII symbols.

Available options:

checkBidi
checkHyphens
checkJoiners
processingOption
useSTD3ASCIIRules
verifyDNSLength

`toUnicode(domainName[, options])`

Converts a case-folded Punycode string of ASCII symbols to a string of Unicode symbols.

Available options:

checkBidi
checkHyphens
checkJoiners
useSTD3ASCIIRules

Options

`checkBidi`

Type: Boolean
Default value: false
When set to true, any bi-directional text within the input will be checked for validation.

`checkHyphens`

Type: Boolean
Default value: false
When set to true, the positions of any hyphen characters within the input will be checked for validation.

`checkJoiners`

Type: Boolean
Default value: false
When set to true, any word joiner characters within the input will be checked for validation.

`processingOption`

Type: String
Default value: "nontransitional"
When set to "transitional", symbols within the input will be validated according to the older IDNA2003 protocol. When set to "nontransitional", the current IDNA2008 protocol will be used.

`useSTD3ASCIIRules`

Type: Boolean
Default value: false
When set to true, input will be validated according to STD3 Rules.

`verifyDNSLength`

Type: Boolean
Default value: false
When set to true, the length of each DNS label within the input will be checked for validation.