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poplar\nA lightweight logger with the following features, and inpired by [pino](https://github.com/pinojs/pino) project.\n* all are objects\n* with formatted-output script\n\n# Install\n```\nnpm install --save poplar-logger\n```\n\n# Usage\nDefault exports\n```js\nmodule.exports = Poplar;\nmodule.exports.Logger = Logger;\nmodule.exports.PrettyLogger = PrettyLogger;\nmodule.exports.CacheLogger = CacheLogger;\n```\n* Poplar: the poplar class\n* Logger: the default Logger instance\n* PrettyLogger: the Logger instance with pretty outputing\n* CacheLogger: the Logger instance with cache feature (faster)\n\nNormally\n```js\n'use strict'\n\nconst Poplar = require('./');\n\nconst Logger = new Poplar({});\n\nLogger.trace('should Not be outputed');\nLogger.info('Hello world.');\n\nLogger.setLevel('trace');\nLogger.trace({Hello: 'world'});\n```\n```\n[{\"d\":1529647390433,\"l\":5,\"t\":\"poplar\"},{\"t\":1,\"o\":\"Hello world.\"}]\n[{\"d\":1529647390435,\"l\":2,\"t\":\"poplar\"},{\"t\":2,\"o\":{\"Hello\":\"world\"}}]\n```\n\nPretty\n```js\n'use strict'\n\nconst Poplar = require('./');\n\nconst Logger = new Poplar({\n    pretty: true\n});\n\nLogger.trace('should Not be outputed');\nLogger.info('Hello world.');\n\nLogger.setLevel('trace');\nLogger.trace({Hello: 'world'});\n```\n```\n[2018-06-22T14:02:33.884+0800] INFO  poplar:\nHello world.\n[2018-06-22T14:02:33.887+0800] TRACE poplar:\n{\n  \"Hello\": \"world\"\n}\n```\n\n# Pretty by Pipe\n```\n\u003enode example.js | poplar.js -l trace -c text\n```\n```\n[2018-06-23T12:06:00.180+0800] INFO  poplar:\nHello world.\n[2018-06-23T12:06:00.181+0800] TRACE poplar:\n{\n  \"Hello\": \"world\"\n}\n[un-poplar] this is NOT poplar log.\n```\n* -l: level, option\n\n# Options\n\nDefault options\n```js\nconst defaultOpts = {\n    level: 'info',\n    title: 'poplar',\n    pretty: false,\n    cache: 0,\n    end: '\\n',\n    color: 'text',\n    noTags: false\n\n    output: process.stdout,\n    writeCallback: undefined\n};\n```\n* level: logger level, supports 'trace', 'debug', 'info', 'warn', 'error' and 'fatal'\n* title: logger title\n* pretty: true indicates pretty formatted-outputing\n* cache: the size of cache buffer, 0 indicates NO cache\n* end: the end of log line\n* color: the color for outputing, supports 'text' and 'level'\n* noTags: true indicates do NOT show all tags, includes time,title,level fields\n* output: the stream for outputing\n* writeCallback: callback after log outputed\n\n# TypeScript\nReady, please refer to ./test/ts/base.ts\n```js\nimport { default as Poplar, Logger, PrettyLogger, CacheLogger } from 'poplar-logger'\n```\n\n# Bechmarks\n\nBasic\n```\nLog.Logger.info('Hello world');\nLog.CacheLogger.info('Hello world');\nLog.PrettyLogger.info('Hello world');\n```\n```\nbasic*10000: 599.941ms\ncache*10000: 255.527ms\npretty*10000: 1517.173ms\n```\nObject\n```\nLog.Logger.info({\"Hello\": \"world\"});\nLog.CacheLogger.info({\"Hello\": \"world\"});\nLog.PrettyLogger.info({\"Hello\": \"world\"});\n```\n```\nbasic*10000: 686.868ms\ncache*10000: 299.924ms\npretty*10000: 1578.868ms\n```\nComplex Array\n```\nconst a = {\n    b: 1,\n    c: '1',\n    d: {\n        f: 2\n    }\n};\na.a = {\n    m: 4,\n    n: a.d\n};\nconst array = [1, 'a', a, new Error('this is an error')];\n\nLog.Logger.info(array);\nLog.CacheLogger.info(array);\nLog.PrettyLogger.info(array);\n```\n```\nbasic*10000: 1238.830ms\ncache*10000: 717.515ms\npretty*10000: 3418.956ms\n```\n\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fcodejie%2Fpoplar-logger","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fcodejie%2Fpoplar-logger","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fcodejie%2Fpoplar-logger/lists"}