X-Git-Url: https://git.r.bdr.sh/rbdr/forum/blobdiff_plain/a7cf03c192470cbab13edeb1aec99e0c66dede10..d2cd7f1b4c318ac8587ab3dc1dec4a44b6d592fe:/src/lib/utils/glyph_hash.ts?ds=sidebyside diff --git a/src/lib/utils/glyph_hash.ts b/src/lib/utils/glyph_hash.ts index b704569..7ac6448 100644 --- a/src/lib/utils/glyph_hash.ts +++ b/src/lib/utils/glyph_hash.ts @@ -1,55 +1,37 @@ export type GlyphHash = GlyphHashFragment[]; type GlyphHashFragment = { - glyph: string, - color: string + glyph: string; + color: string; }; const internals = { - kDehyphenRegex: /[-]/g, - kSplitterRegex: /.{1,8}/g, - kGlyphs: [ - '☽', - '☆', - '♢', - '♡', - '╱', - '╲', - '╳', - '〰', - '▷', - '⏊', - '〒', - '▢', - '◯', - '⏃', - '⏀', - '⏆' - ], - unexpectedUUIDLength: class UnexpectedUUIDLength extends Error { - name = 'UnexpectedUUIDLength'; - message = 'The provided string was not a valid UUIDv4, please provide a 32 character long string' - } + kDehyphenRegex: /[-]/g, + kSplitterRegex: /.{1,8}/g, + kGlyphs: ['☽', '☆', '♢', '♡', '╱', '╲', '╳', '〰', '▷', '⏊', '〒', '▢', '◯', '⏃', '⏀', '⏆'], + unexpectedUUIDLength: class UnexpectedUUIDLength extends Error { + name = 'UnexpectedUUIDLength'; + message = + 'The provided string was not a valid UUIDv4, please provide a 32 character long string'; + } }; // Return a glyph with color based on a 4 byte fragment of a UUIDv4 const getGlyphHashFragment = function (uuidFragment: string): GlyphHashFragment { - - const glyphIndex = parseInt(uuidFragment.substring(0, 2), 16) % 16; - return { - glyph: internals.kGlyphs[glyphIndex], - color: `#${uuidFragment.substring(2, 8)}` - }; + const glyphIndex = parseInt(uuidFragment.substring(0, 2), 16) % 16; + return { + glyph: internals.kGlyphs[glyphIndex], + color: `#${uuidFragment.substring(2, 8)}` + }; }; // Return an array of glyphs based on a UUIDv4 export const getGlyphHash = function (uuid: string): GlyphHash { + const dehyphenedUuid = uuid.replace(/[-]/g, ''); - const dehyphenedUuid = uuid.replace(/[-]/g, ''); - - if (dehyphenedUuid.length !== 32) { - throw new internals.unexpectedUUIDLength(); - } + if (dehyphenedUuid.length !== 32) { + throw new internals.unexpectedUUIDLength(); + } - const hashFragments = dehyphenedUuid.match(internals.kSplitterRegex); - return hashFragments.map(getGlyphHashFragment); + const hashFragments = dehyphenedUuid.match(internals.kSplitterRegex); + return hashFragments.map(getGlyphHashFragment); };