shadertoy_util library Null safety

A library defining a number of utilities to use with the shadertoy data model


codePairsRegExp RegExp
The regex used to extract from a filename triplets of digits of later conversion to a letter


fileNameToShaderId(String fileName) String
Convertes a filename to a shader id [...]
shaderIdToFileName(String shaderId) String
Converts a shaderId to a filename suitable for case sensitive OS's [...]