orion/purescript-node-stream-pipes
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wip: explore removing delays(3)

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orion 2024-05-13 21:17:28 -05:00
parent f9446c97a0
commit a347c05062
Signed by: orion
GPG Key ID: 6D4165AE4C928719
2 changed files with 8 additions and 0 deletions
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3
src/Node.Stream.Object.js
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@ -12,6 +12,9 @@ export const isClosedImpl = (s) => () => s.closed;
/** @type {(s: Stream.Writable | Stream.Transform) => () => boolean} */ /** @type {(s: Stream.Writable | Stream.Transform) => () => boolean} */
export const isWritableImpl = (s) => () => s.writable; export const isWritableImpl = (s) => () => s.writable;
/** @type {(s: Stream.Writable | Stream.Transform) => () => boolean} */
export const needsDrainImpl = (s) => () => s.writableNeedDrain;
/** @type {(s: Stream.Readable | Stream.Transform) => () => boolean} */ /** @type {(s: Stream.Readable | Stream.Transform) => () => boolean} */
export const isReadableEndedImpl = (s) => () => s.readableEnded; export const isReadableEndedImpl = (s) => () => s.readableEnded;

5
src/Node.Stream.Object.purs
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@ -60,6 +60,7 @@ foreign import isWritableImpl :: forall s. s -> Effect Boolean
foreign import isReadableEndedImpl :: forall s. s -> Effect Boolean foreign import isReadableEndedImpl :: forall s. s -> Effect Boolean
foreign import isWritableEndedImpl :: forall s. s -> Effect Boolean foreign import isWritableEndedImpl :: forall s. s -> Effect Boolean
foreign import isClosedImpl :: forall s. s -> Effect Boolean foreign import isClosedImpl :: forall s. s -> Effect Boolean
foreign import needsDrainImpl :: forall s. s -> Effect Boolean
foreign import readableLengthImpl :: forall s. s -> Effect Int foreign import readableLengthImpl :: forall s. s -> Effect Int
readResultFFI :: forall a. ReadResultFFI a readResultFFI :: forall a. ReadResultFFI a
@ -89,6 +90,7 @@ class Stream s <= Read s a | s -> a where
class Stream s <= Write s a | s -> a where class Stream s <= Write s a | s -> a where
isWritable :: s -> Effect Boolean isWritable :: s -> Effect Boolean
needsDrain :: s -> Effect Boolean
isWritableEnded :: s -> Effect Boolean isWritableEnded :: s -> Effect Boolean
write :: s -> a -> Effect WriteResult write :: s -> a -> Effect WriteResult
end :: s -> Effect Unit end :: s -> Effect Unit
@ -114,16 +116,19 @@ instance Write (Writable a) a where
isWritableEnded = isWritableEndedImpl isWritableEnded = isWritableEndedImpl
write s = writeImpl writeResultFFI s write s = writeImpl writeResultFFI s
end = endImpl end = endImpl
needsDrain = needsDrainImpl
else instance Write (Transform a b) a where else instance Write (Transform a b) a where
isWritable = isWritableImpl isWritable = isWritableImpl
isWritableEnded = isWritableEndedImpl isWritableEnded = isWritableEndedImpl
write s = writeImpl writeResultFFI s write s = writeImpl writeResultFFI s
end = endImpl end = endImpl
needsDrain = needsDrainImpl
else instance (Write s a) => Write s a where else instance (Write s a) => Write s a where
isWritable = isWritableImpl isWritable = isWritableImpl
isWritableEnded = isWritableEndedImpl isWritableEnded = isWritableEndedImpl
write s a = write s a write s a = write s a
end s = end s end s = end s
needsDrain = needsDrainImpl
withErrorST :: forall s. Stream s => s -> Effect { cancel :: Effect Unit, error :: STRef Global (Maybe Error) } withErrorST :: forall s. Stream s => s -> Effect { cancel :: Effect Unit, error :: STRef Global (Maybe Error) }
withErrorST s = do withErrorST s = do