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Web Platform and ECMAScript API bindings for Gleam's JavaScript target

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gossamer src gossamer writable_stream.gleam
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src/gossamer/writable_stream.gleam 

import gossamer/promise.{type Promise}

import gossamer/writable_stream/default_controller.{type DefaultController}

import gossamer/writable_stream/underlying_sink.{type UnderlyingSink}

import gossamer/writable_stream/writer.{type Writer}



@external(javascript, "./writable_stream.type.ts", "WritableStream$")

pub type WritableStream(a)



@external(javascript, "./writable_stream.ffi.mjs", "new_")

pub fn new(sink: List(UnderlyingSink(a))) -> WritableStream(a)



pub fn from_write(

  write: fn(a, DefaultController) -> Promise(Nil),

) -> WritableStream(a) {

  new([underlying_sink.Write(write)])

}



@external(javascript, "./writable_stream.ffi.mjs", "is_locked")

pub fn is_locked(stream: WritableStream(a)) -> Bool



@external(javascript, "./writable_stream.ffi.mjs", "abort")

pub fn abort(stream: WritableStream(a), reason: r) -> Promise(Nil)



@external(javascript, "./writable_stream.ffi.mjs", "close")

pub fn close(stream: WritableStream(a)) -> Promise(Nil)



@external(javascript, "./writable_stream.ffi.mjs", "get_writer")

pub fn get_writer(stream: WritableStream(a)) -> Writer(a)