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using Pkg

341 μs

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Pkg.activate()

  Activating project at `~/.julia/environments/v1.7`

157 ms

Error message

The package AbstractPlutoDingetjes.jl could not load because it failed to initialize.

That's not nice! Things you could try:

Restart the notebook.
Try a different Julia version.
Contact the developers of AbstractPlutoDingetjes.jl about this error.

You might find useful information in the package installation log:

Maybe time for a break? ☕️

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using AbstractPlutoDingetjes

---

Error message

The package AbstractPlutoDingetjes.jl could not load because it failed to initialize.

That's not nice! Things you could try:

Restart the notebook.
Try a different Julia version.
Contact the developers of AbstractPlutoDingetjes.jl about this error.

You might find useful information in the package installation log:

import AbstractPlutoDingetjes.Bonds.with_js_link

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---

Error message

The package HypertextLiteral.jl could not load because it failed to initialize.

That's not nice! Things you could try:

Restart the notebook.
Try a different Julia version.
Contact the developers of HypertextLiteral.jl about this error.

You might find useful information in the package installation log:

using HypertextLiteral

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---

# let

# messages_to_js = Channel()

# send_to_js(msg) = put!(messages_to_js, msg)

# function get_next_message(_ignore)

# take!(messages_to_js)

# end

# @async begin

# sleep(5)

# for i in 1:10

# send_to_js(i)

# sleep(.3)

# end

# @htl("""

# <script>

# const get_next_msg_from_julia = $(AbstractPlutoDingetjes.Display.with_js_link(get_next_message))

# let running = true

# let messages = async function* () {

# while(running) {

# yield await get_next_msg_from_julia()

# }

# invalidation.then(() => {

# running = false

# })

# for await (const msg of messages()) {

# console.log(msg)

# }

# </script>

# """)

# end

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11.4 μs

let

c = Channel(1)

put!(c, 1)

take!(c)

end

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31.3 μs

link_from_julia (generic function with 1 method)

function link_from_julia()

messages_to_js = Channel()

running_ref = Ref{Bool}(true)

function get_next_message(_ignore)

if running_ref[]

# state[] *= "\nwaiting"

# @debug "waiting"

next = take!(messages_to_js)

# @info "done!" next

# state[] *= "\ndone $(next)"

if next === JSGeneratorFinish()

"__jsgen_stop"

else

end

else

"__jsgen_stop"

end

function stop_generator()

# @debug "stopping"

# state[] *= "\nstopping"

if running_ref[]

running_ref[] = false

# TODO if available

# TODO what if there are multiple clients connected?

put!(messages_to_js, JSGeneratorFinish())

# state[] *= "\nstopped"

end

js_generator = JSGenerator(

AbstractPlutoDingetjes.Display.with_js_link(get_next_message, stop_generator),

messages_to_js,

)

return js_generator

end

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2.0 ms

begin

struct JSGeneratorFinish end

struct JSGenerator

APDlink

channel

end

Base.put!(jsg::JSGenerator, msg) = put!(jsg.channel, msg)

function Base.show(io::IO, m::MIME"text/javascript", wjl::JSGenerator)

write(io, """(() => {

let messages = async function* () {

while(true) {

let next = await """)

show(io, m, wjl.APDlink)

write(io, """();

if(next === `__jsgen_stop`) return;

yield next;

}

};

let gen = messages();

invalidation.then(async () => {

console.log("stopping! 1")

gen.return()

console.log("stopping! 2")

});

return gen;

})()""")

end

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4.9 ms

Base.RefValue{String}RefValue

""

state = Ref("")

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16.6 μs

# let

# link = link_from_julia()

# @async begin

# sleep(5)

# for i in 1:10

# put!(link, i)

# sleep(.3)

# end

# @htl("""

# <script>

# for await (const msg of $(link)) {

# console.log(msg)

# }

# </script>

# """)

# end

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13.0 μs

state[] |> Text

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62.8 μs

Error message

syntax: extra token "THIS" after end of expression

Don't panic!

BUT THIS ONLY WORKS FOR ONE CLIENT

WHCIH it should

but right now the messages go "randomly" to one of the clients

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