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stream: make async iteration stable #26989

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stream: make async iteration stable #26989

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9636a35
stream: make async iteration stable
mcollina Mar 29, 2019
8df8328
readline: make AsyncIterator stable
mcollina Apr 1, 2019
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6 changes: 5 additions & 1 deletion doc/api/readline.md
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Original file line number Diff line number Diff line change
Expand Up @@ -312,9 +312,13 @@ The `rl.write()` method will write the data to the `readline` `Interface`'s
### rl\[Symbol.asyncIterator\]()
<!-- YAML
added: v11.4.0
changes:
- version: REPLACEME
pr-url: https://github.com/nodejs/node/pull/26989
description: AsyncIterator support is not experimental anymore.
-->

> Stability: 1 - Experimental
> Stability: 2 - Stable
* Returns: {AsyncIterator}

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6 changes: 5 additions & 1 deletion doc/api/stream.md
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Expand Up @@ -1270,9 +1270,13 @@ myReader.on('readable', () => {
##### readable\[Symbol.asyncIterator\]()
<!-- YAML
added: v10.0.0
changes:
- version: REPLACEME
pr-url: https://github.com/nodejs/node/pull/26989
description: AsyncIterator support is not experimental anymore.
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Suggested change
description: AsyncIterator support is not experimental anymore.
description: AsyncIterator support is no longer experimental.

-->

> Stability: 1 - Experimental
> Stability: 2 - Stable

* Returns: {AsyncIterator} to fully consume the stream.

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2 changes: 0 additions & 2 deletions lib/_stream_readable.js
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Expand Up @@ -45,7 +45,6 @@ const {
ERR_METHOD_NOT_IMPLEMENTED,
ERR_STREAM_UNSHIFT_AFTER_END_EVENT
} = require('internal/errors').codes;
const { emitExperimentalWarning } = require('internal/util');

// Lazy loaded to improve the startup performance.
let StringDecoder;
Expand Down Expand Up @@ -1036,7 +1035,6 @@ Readable.prototype.wrap = function(stream) {
};

Readable.prototype[Symbol.asyncIterator] = function() {
emitExperimentalWarning('Readable[Symbol.asyncIterator]');
if (createReadableStreamAsyncIterator === undefined) {
createReadableStreamAsyncIterator =
require('internal/streams/async_iterator');
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3 changes: 0 additions & 3 deletions lib/readline.js
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Expand Up @@ -33,7 +33,6 @@ const {
} = require('internal/errors').codes;
const { validateString } = require('internal/validators');
const { inspect } = require('internal/util/inspect');
const { emitExperimentalWarning } = require('internal/util');
const EventEmitter = require('events');
const {
CSI,
Expand Down Expand Up @@ -1068,8 +1067,6 @@ Interface.prototype._ttyWrite = function(s, key) {
};

Interface.prototype[Symbol.asyncIterator] = function() {
emitExperimentalWarning('readline Interface [Symbol.asyncIterator]');

if (this[kLineObjectStream] === undefined) {
if (Readable === undefined) {
Readable = require('stream').Readable;
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