Dis-functional export SVG/PNG when UNICODE chars are present.

[drom]

Added UNICODE character into WaveJSON.
Try Export SVG/PNG.
Getting error:

Uncaught InvalidCharacterError: Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the Latin1 range.

[drom]

Originally reported here: wavedrom/wavedrom#137

[drom]

escape libraries:
https://github.com/mathiasbynens/jsesc - ES6 (const, let)

[alexwhittemore]

Oh good, I'm not the only one :)

I was wondering why it kept exporting 0kb PNGs

[udif]

Will this help?
#23

[drom]

Thanks for the help. Please try v1.4.2
https://github.com/wavedrom/wavedrom.github.io/releases/tag/v1.4.2