{"id":18753159,"url":"https://github.com/swordev/datamanager-js","last_synced_at":"2025-11-28T07:30:13.631Z","repository":{"id":44975507,"uuid":"203468310","full_name":"swordev/datamanager-js","owner":"swordev","description":null,"archived":false,"fork":false,"pushed_at":"2023-01-07T09:46:30.000Z","size":317,"stargazers_count":0,"open_issues_count":3,"forks_count":0,"subscribers_count":1,"default_branch":"master","last_synced_at":"2024-05-01T22:39:51.093Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"TypeScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/swordev.png","metadata":{"files":{"readme":"README.md","changelog":"CHANGELOG.md","contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2019-08-20T23:14:54.000Z","updated_at":"2021-08-01T18:14:21.000Z","dependencies_parsed_at":"2023-02-06T20:16:02.125Z","dependency_job_id":null,"html_url":"https://github.com/swordev/datamanager-js","commit_stats":null,"previous_names":[],"tags_count":2,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/swordev%2Fdatamanager-js","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/swordev%2Fdatamanager-js/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/swordev%2Fdatamanager-js/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/swordev%2Fdatamanager-js/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/swordev","download_url":"https://codeload.github.com/swordev/datamanager-js/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":239644163,"owners_count":19673578,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-11-07T17:24:34.552Z","updated_at":"2025-11-28T07:30:13.326Z","avatar_url":"https://github.com/swordev.png","language":"TypeScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"# DataManager\n\u003e DataManager provides a friendly interface for reading/writing typed arrays in ArrayBuffer.\n\n## Features\n\n- Custom types\n- Auto byte alignment\n- Low overhead size\n\n## Installation\n\n```sh\nnpm i @swordev/datamanager\n```\n\n## Usage\n\n```typescript\nimport DataManager from \"@swordev/datamanager\"\n\nconst dm = new DataManager()\nconst data = [\n\tnew Uint8Array(100 * 100).fill(255),\n\tnew Float32Array([Math.PI]),\n]\nconst encoded = dm.encode(data) // ArrayBuffer\nconst decoded = dm.decode(encoded) // [Uint8Array, Float32Array]\nconst byteLength = encoded.byteLength // 10000 + 4 + 20\n```\n\n## Examples\n\n### JSON\n\n```typescript\nimport DataManager from \"@swordev/datamanager\"\nimport { Json } from \"@swordev/datamanager/TypeConfig\"\n\nconst dm = new DataManager([Json])\nconst data = [\n\t{ value: new Uint8Array([2, 4, 8]) }\n]\nconst encoded = dm.encode(data) // ArrayBuffer\nconst decoded = dm.decode(encoded) // [{ value: { 0: 2, 1: 4: 2: 8 } }]\n```\n\n### Extended JSON\n\n```typescript\nimport DataManager from \"@swordev/datamanager\"\nimport { EJson } from \"@swordev/datamanager/TypeConfig\"\n\nconst dm = new DataManager([EJson])\nconst data = [\n\t{ value: new Uint8Array([2, 4, 8]) }\n]\nconst encoded = dm.encode(data) // ArrayBuffer\nconst decoded = dm.decode(encoded) // [{ value: Uint8Array }]\n```\n\n### Typed arrays + Extended JSON\n\n```typescript\nimport DataManager from \"@swordev/datamanager\"\nimport { EJson } from \"@swordev/datamanager/TypeConfig\"\n\nconst dm = new DataManager([EJson])\nconst data = [\n\tnew Float32Array([Math.PI]),\n\t{ image: new Uint8Array(1024 * 768) }\n]\nconst encoded = dm.encode(data) // ArrayBuffer\nconst decoded = dm.decode(encoded) // [Float32Array, { image: Uint8Array }]\n```\n\n### Custom type + Extended JSON\n\n```typescript\nimport DataManager from \"@swordev/datamanager\"\nimport { EJsonTypeConfig } from \"@swordev/datamanager/TypeConfig\"\n\nconst dm = new DataManager([EJsonTypeConfig])\n\ndm.addTypeConfig({\n\t100: {\n\t\tBYTES_PER_ELEMENT:\n\t\t\tBigUint64Array.BYTES_PER_ELEMENT,\n\t\ttestEncode: value =\u003e\n\t\t\tvalue instanceof Date,\n\t\tencode: data =\u003e\n\t\t\tnew BigUint64Array([BigInt((data.value as Date).getTime())]),\n\t\tdecode: data =\u003e\n\t\t\tnew Date(Number(data.toTypedArray(BigUint64Array)[0]))\n\t}\n})\n\nconst data = [\n\tnew Date,\n\t{ date: new Date }\n]\nconst encoded = dm.encode(data) // ArrayBuffer\nconst decoded = dm.decode(encoded) // [Date, { date: Date }]\n```\n\n## Building\n\n```sh\ngit clone https://github.com/swordev/datamanager-js.git\ncd datamanager-js\nnpm install\nnpm run build\n```","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fswordev%2Fdatamanager-js","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fswordev%2Fdatamanager-js","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fswordev%2Fdatamanager-js/lists"}