fix(core): update
This commit is contained in:
parent
91392e8bd5
commit
a400a0a04c
@ -25,11 +25,13 @@
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"@git.zone/tsbuild": "^2.1.66",
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"@git.zone/tsrun": "^1.2.44",
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"@git.zone/tstest": "^1.0.84",
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"@push.rocks/smartdelay": "^3.0.5",
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"@push.rocks/smartfile": "^11.0.0",
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"@push.rocks/tapbundle": "^5.0.15",
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"@types/node": "^20.9.0"
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},
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"dependencies": {
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"@push.rocks/lik": "^6.0.6",
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"@push.rocks/smartpromise": "^4.0.3",
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"@push.rocks/smartrx": "^3.0.7"
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},
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55
pnpm-lock.yaml
generated
55
pnpm-lock.yaml
generated
@ -5,6 +5,9 @@ settings:
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excludeLinksFromLockfile: false
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dependencies:
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'@push.rocks/lik':
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specifier: ^6.0.6
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version: 6.0.6
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'@push.rocks/smartpromise':
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specifier: ^4.0.3
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version: 4.0.3
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@ -22,6 +25,9 @@ devDependencies:
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'@git.zone/tstest':
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specifier: ^1.0.84
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version: 1.0.84(@types/node@20.9.0)(sinon@17.0.1)
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'@push.rocks/smartdelay':
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specifier: ^3.0.5
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version: 3.0.5
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'@push.rocks/smartfile':
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specifier: ^11.0.0
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version: 11.0.0
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@ -573,19 +579,6 @@ packages:
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resolution: {integrity: sha512-Z0BVqZZOCif1THTbIKWMgg0wxCzt9CyBtBBqQJiZ+jJ0KlQFrQHNHrPt81/LXe/L4x0cxWsn0bpL6W5DNSvNLw==}
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dev: true
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/@push.rocks/lik@6.0.5:
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resolution: {integrity: sha512-rDSPVknpJDcY3yx4w3lNQfpRkBRuxYVIJKrkiODdH27X0z3+XU4e/iAWKySuLq6H7dAoxSHJDf6BrCO+3Y8kcw==}
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dependencies:
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'@push.rocks/smartdelay': 3.0.5
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'@push.rocks/smartmatch': 2.0.0
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'@push.rocks/smartpromise': 4.0.3
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'@push.rocks/smartrx': 3.0.7
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'@push.rocks/smarttime': 4.0.6
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'@types/minimatch': 5.1.2
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'@types/symbol-tree': 3.2.4
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symbol-tree: 3.2.4
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dev: true
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/@push.rocks/lik@6.0.6:
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resolution: {integrity: sha512-5NVFbtR2XsGHxNqUbjFPp91J7mCWFPUc8bVfXIY2YgzhK/I5XI7yT+QBM+Bc2IvGLxjvQPkueRfPKl1IEnegeA==}
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dependencies:
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@ -597,7 +590,6 @@ packages:
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'@types/minimatch': 5.1.2
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'@types/symbol-tree': 3.2.5
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symbol-tree: 3.2.4
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dev: true
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/@push.rocks/smartbrowser@2.0.6:
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resolution: {integrity: sha512-Ne+KCVhV/DROc1rHRRw59K6h0+LpQAK9fdOUtgDZ7laLPmB/tmnbUh3IuRDNcIY1iVA9pydoobwjnTjVgio9eQ==}
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@ -636,7 +628,7 @@ packages:
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/@push.rocks/smartcli@4.0.8:
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resolution: {integrity: sha512-B4F3nqq7ko8tev1wxGdFnh/zSDDP8Q9LpEOb3wTf0jayyhYetFQ7n6zi4J9fhXYBKPkJSyQEBoOfRmgJyeLHkA==}
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dependencies:
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'@push.rocks/lik': 6.0.5
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'@push.rocks/lik': 6.0.6
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'@push.rocks/smartlog': 3.0.3
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'@push.rocks/smartparam': 1.1.10
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'@push.rocks/smartpromise': 4.0.3
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@ -648,7 +640,6 @@ packages:
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resolution: {integrity: sha512-mUuI7kj2f7ztjpic96FvRIlf2RsKBa5arw81AHNsndbxO6asRcxuWL8dTVxouEIK8YsBUlj0AsrCkHhMbLQdHw==}
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dependencies:
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'@push.rocks/smartpromise': 4.0.3
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dev: true
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/@push.rocks/smartenv@5.0.10:
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resolution: {integrity: sha512-yJURKoz5awTPyN+5MO1A9maf5+Zh2qutHlbZPx2y5P6rwGPFWThippLicqXUSs2rM49ES6RKAD48Q8w5GQkWFw==}
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@ -685,7 +676,7 @@ packages:
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/@push.rocks/smartfile@10.0.41:
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resolution: {integrity: sha512-xOOy0duI34M2qrJZggpk51EHGXmg9+mBL1Q55tNiQKXzfx89P3coY1EAZG8tvmep3qB712QEKe7T+u04t42Kjg==}
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dependencies:
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'@push.rocks/lik': 6.0.5
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'@push.rocks/lik': 6.0.6
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'@push.rocks/smartdelay': 3.0.5
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'@push.rocks/smartfile-interfaces': 1.0.7
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'@push.rocks/smarthash': 3.0.4
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@ -778,7 +769,6 @@ packages:
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resolution: {integrity: sha512-MBzP++1yNIBeox71X6VxpIgZ8m4bXnJpZJ4nWVH6IWpmO38MXTu4X0QF8tQnyT4LFcwvc9iiWaD15cstHa7Mmw==}
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dependencies:
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matcher: 5.0.0
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dev: true
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/@push.rocks/smartmime@1.0.6:
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resolution: {integrity: sha512-PHd+I4UcsnOATNg8wjDsSAmmJ4CwQFrQCNzd0HSJMs4ZpiK3Ya91almd6GLpDPU370U4HFh4FaPF4eEAI6vkJQ==}
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@ -973,14 +963,13 @@ packages:
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/@push.rocks/smarttime@4.0.6:
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resolution: {integrity: sha512-1whOow0YJw/TbN758TedRRxApoZbsvyxCVpoGjXh7DE/fEEgs7RCr4vVF5jYpyXNQuNMLpKJcTsSfyQ6RvH4Aw==}
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dependencies:
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'@push.rocks/lik': 6.0.5
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'@push.rocks/lik': 6.0.6
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'@push.rocks/smartdelay': 3.0.5
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'@push.rocks/smartpromise': 4.0.3
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croner: 7.0.4
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dayjs: 1.11.10
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is-nan: 1.3.2
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pretty-ms: 8.0.0
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dev: true
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/@push.rocks/smartunique@3.0.6:
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resolution: {integrity: sha512-/fvh5BBHiTvZcCH4km2Oh3f0spfcWKr7e0Dp6lAb3rJq+5KiO7fQmI1UcQ9clADUaaJOn8sPzseiLt+kJ2tajw==}
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@ -1664,7 +1653,6 @@ packages:
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/@types/minimatch@5.1.2:
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resolution: {integrity: sha512-K0VQKziLUWkVKiRVrx4a40iPaxTUefQmjtkQofBkYRcoaaL/8rhwDWww9qWbrgicNOgnpIsMxyNIUM4+n6dUIA==}
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dev: true
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/@types/mocha@5.2.7:
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resolution: {integrity: sha512-NYrtPht0wGzhwe9+/idPaBB+TqkY9AhTvOLMkThm0IoEfLaiVQZwBwyJ5puCkO3AUCWrmcoePjp2mbFocKy4SQ==}
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@ -1763,13 +1751,8 @@ packages:
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resolution: {integrity: sha512-GDV68H0mBSN449sa5HEj51E0wfpVQb8xNSMzxf/PrypMFcLTMwJMOM/cgXiv71Mq5drkOQmUGvL1okOZcu6RrQ==}
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dev: true
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/@types/symbol-tree@3.2.4:
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resolution: {integrity: sha512-j9qIwMi0fGQLssA0/06i8XfqCq9eKsbTu+c9uPx1T9zWisSaFWEE2CwJccn/idKCllXUeHaMSeH/i4HQ6JKEAg==}
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dev: true
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/@types/symbol-tree@3.2.5:
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resolution: {integrity: sha512-zXnnyENt1TYQcS21MkPaJCVjfcPq7p7yc5mo5JACuumXp6sly5jnlS0IokHd+xmmuCbx6V7JqkMBpswR+nZAcw==}
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dev: true
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/@types/through2@2.0.40:
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resolution: {integrity: sha512-QeEwyeGxvtKjP0I/SR8pHtKMgmqotWTI8V/rNMTjbF3arWZJV/kYtbZXtwQKxUuV/oPSGkUilSspFKkTgCPTpA==}
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@ -2263,7 +2246,6 @@ packages:
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function-bind: 1.1.2
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get-intrinsic: 1.2.2
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set-function-length: 1.1.1
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dev: true
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/callsites@3.1.0:
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resolution: {integrity: sha512-P8BjAsXvZS+VIDUI11hHCQEv74YT67YUi5JJFNWIqL235sBmjX4+qx9Muvls5ivyNENctx46xQLQ3aTuE7ssaQ==}
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@ -2501,7 +2483,6 @@ packages:
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/croner@7.0.4:
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resolution: {integrity: sha512-P8Zd88km8oQ0xH8Es0u75GtOnFyCNopuAhlFv5kAnbcTuXd0xNvRTgnxnJEs63FicCOsHTL7rpu4BHzY3cMq4w==}
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engines: {node: '>=6.0'}
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dev: true
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/cross-fetch@3.1.5:
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resolution: {integrity: sha512-lvb1SBsI0Z7GDwmuid+mU3kWVBwTVUbe7S0H52yaaAdQOXq2YktTCZdlAcNKFzE6QtRz0snpw9bNiPeOIkkQvw==}
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@ -2529,7 +2510,6 @@ packages:
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/dayjs@1.11.10:
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resolution: {integrity: sha512-vjAczensTgRcqDERK0SR2XMwsF/tSvnvlv6VcF2GIhg6Sx4yOIt/irsr1RDJsKiIyBzJDpCoXiWWq28MqH2cnQ==}
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dev: true
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/debounce@1.2.1:
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resolution: {integrity: sha512-XRRe6Glud4rd/ZGQfiV1ruXSfbvfJedlV9Y6zOlP+2K04vBYiJEte6stfFkCP03aMnY5tsipamumUjL14fofug==}
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@ -2617,7 +2597,6 @@ packages:
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get-intrinsic: 1.2.2
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gopd: 1.0.1
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has-property-descriptors: 1.0.1
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dev: true
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/define-lazy-prop@2.0.0:
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resolution: {integrity: sha512-Ds09qNh8yw3khSjiJjiUInaGX9xlqZDY7JVryGxdxV7NPeuqQfplOpQ66yJFZut3jLa5zOwkXw1g9EI2uKh4Og==}
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@ -2631,7 +2610,6 @@ packages:
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define-data-property: 1.1.1
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has-property-descriptors: 1.0.1
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object-keys: 1.1.1
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dev: true
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/delayed-stream@1.0.0:
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resolution: {integrity: sha1-3zrhmayt+31ECqrgsp4icrJOxhk=}
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@ -2904,7 +2882,6 @@ packages:
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/escape-string-regexp@5.0.0:
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engines: {node: '>=12'}
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dev: true
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/esm@3.2.25:
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resolution: {integrity: sha512-U1suiZ2oDVWv4zPO56S0NcR5QriEahGtdN2OR6FiOG4WJvcjBVFB0qI4+eKoWFH483PKGuLuu6V8Z4T5g63UVA==}
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@ -3164,7 +3141,6 @@ packages:
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/function-bind@1.1.2:
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dev: true
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|
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/function.prototype.name@1.1.6:
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@ -3196,7 +3172,6 @@ packages:
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has-proto: 1.0.1
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has-symbols: 1.0.3
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hasown: 2.0.0
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dev: true
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/get-stream@5.2.0:
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resolution: {integrity: sha512-nBF+F1rAZVCu/p7rjzgA+Yb4lfYXrpl7a6VmJrU8wF9I1CKvP/QwPNZHnOlwbTkY6dvtFIzFMSyQXbLoTQPRpA==}
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@ -3282,7 +3257,6 @@ packages:
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dependencies:
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get-intrinsic: 1.2.2
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dev: true
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|
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/got@12.6.1:
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resolution: {integrity: sha512-mThBblvlAF1d4O5oqyvN+ZxLAYwIJK7bpMxgYqPD9okW0C3qm5FFn7k811QrcuEBwaogR3ngOFoCfs6mRv7teQ==}
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@ -3328,17 +3302,14 @@ packages:
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dependencies:
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get-intrinsic: 1.2.2
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dev: true
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/has-proto@1.0.1:
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resolution: {integrity: sha512-7qE+iP+O+bgF9clE5+UoBFzE65mlBiVj3tKCrlNQ0Ogwm0BjpT/gK4SlLYDMybDh5I3TCTKnPPa0oMG7JDYrhg==}
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engines: {node: '>= 0.4'}
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dev: true
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|
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/has-symbols@1.0.3:
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engines: {node: '>= 0.4'}
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dev: true
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|
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/has-tostringtag@1.0.0:
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resolution: {integrity: sha512-kFjcSNhnlGV1kyoGk7OXKSawH5JOb/LzUc5w9B02hOTO0dfFRjbHQKvg1d6cf3HbeUmtU9VbbV3qzZ2Teh97WQ==}
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@ -3352,7 +3323,6 @@ packages:
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engines: {node: '>= 0.4'}
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dependencies:
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function-bind: 1.1.2
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dev: true
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/he@1.2.0:
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resolution: {integrity: sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw==}
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@ -3607,7 +3577,6 @@ packages:
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dependencies:
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call-bind: 1.0.5
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define-properties: 1.2.1
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dev: true
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|
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/is-negative-zero@2.0.2:
|
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@ -4088,7 +4057,6 @@ packages:
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engines: {node: ^12.20.0 || ^14.13.1 || >=16.0.0}
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dependencies:
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escape-string-regexp: 5.0.0
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dev: true
|
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|
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/math-random@1.0.4:
|
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|
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@ -4340,7 +4308,6 @@ packages:
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/object-keys@1.1.1:
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|
||||
engines: {node: '>= 0.4'}
|
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dev: true
|
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|
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/object.assign@4.1.0:
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||||
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@ -4472,7 +4439,6 @@ packages:
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|
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engines: {node: '>=12'}
|
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dev: true
|
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|
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/parse5@6.0.1:
|
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@ -4591,7 +4557,6 @@ packages:
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engines: {node: '>=14.16'}
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dependencies:
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parse-ms: 3.0.0
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dev: true
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/process-nextick-args@2.0.1:
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@ -4939,7 +4904,6 @@ packages:
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get-intrinsic: 1.2.2
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gopd: 1.0.1
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has-property-descriptors: 1.0.1
|
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dev: true
|
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|
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/set-function-name@2.0.1:
|
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|
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@ -5257,7 +5221,6 @@ packages:
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|
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|
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dev: true
|
||||
|
||||
/systeminformation@5.21.16:
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||||
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||||
57
test/backpressure.ts
Normal file
57
test/backpressure.ts
Normal file
@ -0,0 +1,57 @@
|
||||
import { SmartDuplex, type ISmartDuplexOptions, StreamWrapper } from '../ts/index.js';
|
||||
|
||||
import * as smartdelay from '@push.rocks/smartdelay';
|
||||
|
||||
async function testBackpressure() {
|
||||
const stream1 = new SmartDuplex({
|
||||
objectMode: true,
|
||||
handleBackpressure: true,
|
||||
writeFunction: async (chunk, tools) => {
|
||||
console.log(`processed chunk ${chunk} in stream 1`);
|
||||
return chunk; // Fast processing
|
||||
}
|
||||
});
|
||||
const stream2 = new SmartDuplex({
|
||||
objectMode: true,
|
||||
handleBackpressure: true,
|
||||
writeFunction: async (chunk, tools) => {
|
||||
await new Promise(resolve => setTimeout(resolve, 100)); // Slow processing
|
||||
console.log(`processed chunk ${chunk} in stream 2`);
|
||||
return chunk;
|
||||
}
|
||||
}); // This stream processes data more slowly
|
||||
const stream3 = new SmartDuplex({
|
||||
handleBackpressure: false,
|
||||
writeFunction: async (chunk, tools) => {
|
||||
console.log(`finished chunk ${chunk} in stream 3`);
|
||||
}
|
||||
});
|
||||
|
||||
stream1.pipe(stream2).pipe(stream3);
|
||||
|
||||
let backpressured = false;
|
||||
for (let i = 1; i < 100; i++) {
|
||||
const canContinue = stream1.write(`Chunk ${i}`, 'utf8');
|
||||
if (!canContinue) {
|
||||
backpressured = true;
|
||||
console.log(`Backpressure at chunk ${i}`);
|
||||
}
|
||||
}
|
||||
|
||||
stream1.end();
|
||||
|
||||
stream1.on('finish', () => {
|
||||
console.log('Stream 1 finished processing.');
|
||||
});
|
||||
stream2.on('finish', () => {
|
||||
console.log('Stream 2 finished processing.');
|
||||
});
|
||||
stream3.on('finish', () => {
|
||||
console.log('Stream 3 finished processing.');
|
||||
if (!backpressured) {
|
||||
console.log('No backpressure was observed.');
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
testBackpressure();
|
||||
@ -3,6 +3,6 @@
|
||||
*/
|
||||
export const commitinfo = {
|
||||
name: '@push.rocks/smartstream',
|
||||
version: '3.0.18',
|
||||
version: '3.0.19',
|
||||
description: 'simplifies access to node streams'
|
||||
}
|
||||
|
||||
@ -129,23 +129,7 @@ export class SmartDuplex<TInput = any, TOutput = any> extends Duplex {
|
||||
}
|
||||
}
|
||||
|
||||
public notBackpressured = true;
|
||||
public get backpressured(): boolean {
|
||||
return !this.notBackpressured;
|
||||
}
|
||||
public push(chunkArg?: TOutput | null): boolean {
|
||||
const result = super.push(chunkArg);
|
||||
if (!result && this.handleBackpressure) {
|
||||
this.notBackpressured = false;
|
||||
this.pause();
|
||||
// Listen for 'drain' event to resume
|
||||
this.once('drain', () => {
|
||||
this.notBackpressured = true;
|
||||
this.resume(); // Resume the source of data
|
||||
});
|
||||
}
|
||||
return result;
|
||||
}
|
||||
private asyncWritePromiseObjectmap = new plugins.lik.ObjectMap<Promise<any>>();
|
||||
|
||||
// Ensure the _write method types the chunk as TInput and encodes TOutput
|
||||
public async _write(chunk: TInput, encoding: string, callback: (error?: Error | null) => void) {
|
||||
@ -162,26 +146,39 @@ export class SmartDuplex<TInput = any, TOutput = any> extends Duplex {
|
||||
};
|
||||
|
||||
try {
|
||||
const writeDeferred = plugins.smartpromise.defer();
|
||||
this.asyncWritePromiseObjectmap.add(writeDeferred.promise);
|
||||
const modifiedChunk = await this.writeFunction(chunk, tools);
|
||||
if (modifiedChunk) {
|
||||
this.push(modifiedChunk)
|
||||
if (this.backpressured && this.handleBackpressure) {
|
||||
const drainDeferred = plugins.smartpromise.defer();
|
||||
this.once('drain', () => {
|
||||
callback();
|
||||
drainDeferred.resolve();
|
||||
});
|
||||
const canPushMore = this.push(modifiedChunk);
|
||||
if (!canPushMore) {
|
||||
await drainDeferred.promise;
|
||||
console.log('jojojo');
|
||||
callback();
|
||||
writeDeferred.resolve();
|
||||
} else {
|
||||
callback();
|
||||
writeDeferred.resolve();
|
||||
}
|
||||
} else {
|
||||
callback();
|
||||
writeDeferred.resolve();
|
||||
}
|
||||
writeDeferred.resolve();
|
||||
writeDeferred.promise.then(() => {
|
||||
this.asyncWritePromiseObjectmap.remove(writeDeferred.promise);
|
||||
});
|
||||
} catch (err) {
|
||||
callback(err);
|
||||
}
|
||||
return this.notBackpressured;
|
||||
}
|
||||
|
||||
public async _final(callback: (error?: Error | null) => void) {
|
||||
await Promise.all(this.asyncWritePromiseObjectmap.getArray());
|
||||
if (this.finalFunction) {
|
||||
const tools: IStreamTools = {
|
||||
truncate: () => callback(),
|
||||
@ -194,10 +191,10 @@ export class SmartDuplex<TInput = any, TOutput = any> extends Duplex {
|
||||
this.push(finalChunk);
|
||||
}
|
||||
} catch (err) {
|
||||
this.push(null);
|
||||
callback(err);
|
||||
return;
|
||||
}
|
||||
} else {
|
||||
// nothing here
|
||||
}
|
||||
this.push(null);
|
||||
callback();
|
||||
|
||||
@ -4,8 +4,9 @@ import * as stream from 'stream';
|
||||
export { stream };
|
||||
|
||||
// pushrocks scope
|
||||
import * as lik from '@push.rocks/lik';
|
||||
import * as smartpromise from '@push.rocks/smartpromise';
|
||||
import * as smartrx from '@push.rocks/smartrx';
|
||||
|
||||
export { smartpromise, smartrx };
|
||||
export { lik, smartpromise, smartrx };
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user