ruochuan02<\/code> \u53c2\u4e0e<\/a>\u3002\u53e6\u5916\uff0c\u60f3\u5b66\u6e90\u7801\uff0c\u6781\u529b\u63a8\u8350\u5173\u6ce8\u6211\u5199\u7684\u4e13\u680f\u300a\u5b66\u4e60\u6e90\u7801\u6574\u4f53\u67b6\u6784\u7cfb\u5217\u300b<\/a>\uff0c\u76ee\u524d\u662f\u6398\u91d1\u5173\u6ce8\u4eba\u6570\uff086k+\u4eba\uff09\u7b2c\u4e00\u7684\u4e13\u680f\uff0c\u5199\u6709\u51e0\u5341\u7bc7\u6e90\u7801\u6587\u7ae0\u3002<\/p>\n\u622a\u81f3\u76ee\u524d\uff082024-07-17<\/code>\uff09\uff0ctaro<\/code> \u6b63\u5f0f\u7248\u662f 3.6.34<\/code>\uff0cTaro 4.0 Beta \u53d1\u5e03\uff1a\u652f\u6301\u5f00\u53d1\u9e3f\u8499\u5e94\u7528\u3001\u5c0f\u7a0b\u5e8f\u7f16\u8bd1\u6a21\u5f0f\u3001Vite \u7f16\u8bd1\u7b49<\/a>\u3002\u6587\u7ae0\u63d0\u5230\u5c06\u4e8e 2024 \u5e74\u7b2c\u4e8c\u5b63\u5ea6\uff0c\u53d1\u5e03 4.x<\/code>\u3002\u76ee\u524d\u5df2\u7ecf\u53d1\u5e03 4.x<\/code>\u3002\u6240\u4ee5\u6211\u4eec\u76f4\u63a5\u5b66\u4e60 main<\/code> \u5206\u652f\u6700\u65b0\u7248\u672c\u662f 4.0.2<\/code>\u3002<\/p>\n\u591a\u7f16\u8bd1\u5185\u6838\u751f\u6001\u4e0b\u7684\u6781\u901f\u7814\u53d1\u4f53\u9a8c<\/a> \u5b98\u65b9\u535a\u5ba2\u6709\u5982\u4e0b\u56fe\u3002<\/p>\n![\"\u591a\u7f16\u8bd1\u5185\u6838\u67b6\u6784\"](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912574\" "\\"\u591a\u7f16\u8bd1\u5185\u6838\u67b6\u6784\\"")
<\/p>\n
\u8ba1\u5212\u5199\u4e00\u4e2a Taro \u6e90\u7801\u63ed\u79d8\u7cfb\u5217\uff0c\u535a\u5ba2\u5730\u5740\uff1ahttps:\/\/ruochuan12.github.io\/taro<\/a> \u53ef\u4ee5\u52a0\u5165\u4e66\u7b7e\uff0c\u6301\u7eed\u5173\u6ce8\u82e5\u5ddd<\/a>\u3002<\/p>\n\n- [x] 1. \u63ed\u5f00\u6574\u4e2a\u67b6\u6784\u7684\u5165\u53e3 CLI => taro init \u521d\u59cb\u5316\u9879\u76ee\u7684\u79d8\u5bc6<\/a><\/li>\n
- [x] 2. \u63ed\u5f00\u6574\u4e2a\u67b6\u6784\u7684\u63d2\u4ef6\u7cfb\u7edf\u7684\u79d8\u5bc6<\/a><\/li>\n
- [x] 3. \u6bcf\u6b21\u521b\u5efa\u65b0\u7684 taro \u9879\u76ee\uff08taro init\uff09\u7684\u80cc\u540e\u539f\u7406\u662f\u4ec0\u4e48<\/a><\/li>\n
- [x] 4. \u6bcf\u6b21 npm run dev:weapp \u5f00\u53d1\u5c0f\u7a0b\u5e8f\uff0cbuild \u7f16\u8bd1\u6253\u5305\u662f\u5982\u4f55\u5b9e\u73b0\u7684\uff1f<\/a><\/li>\n
- [x] 5. \u9ad8\u624b\u90fd\u5728\u7528\u7684\u53d1\u5e03\u8ba2\u9605\u673a\u5236 Events \u5728 Taro \u4e2d\u662f\u5982\u4f55\u5b9e\u73b0\u7684\uff1f<\/a><\/li>\n
- [x] 6. \u4e3a\u4ec0\u4e48\u901a\u8fc7 Taro.xxx \u80fd\u8c03\u7528\u5404\u4e2a\u5c0f\u7a0b\u5e8f\u5e73\u53f0\u7684 API\uff0c\u5982\u4f55\u8bbe\u8ba1\u5b9e\u73b0\u7684?<\/a><\/li>\n
- [x] 7. Taro.request \u548c\u8bf7\u6c42\u54cd\u5e94\u62e6\u622a\u5668\u662f\u5982\u4f55\u5b9e\u73b0\u7684<\/a><\/li>\n
- [x] 8. Taro \u662f\u5982\u4f55\u4f7f\u7528 webpack \u6253\u5305\u6784\u5efa\u5c0f\u7a0b\u5e8f\u7684\uff1f<\/a><\/li>\n
- [x] 9. Taro \u662f\u5982\u4f55\u751f\u6210 webpack \u914d\u7f6e\u8fdb\u884c\u6784\u5efa\u5c0f\u7a0b\u5e8f\u7684\uff1f<\/a><\/li>\n
- [ ] \u7b49\u7b49<\/li>\n<\/ul>\n
\u5b66\u5b8c\u672c\u6587\uff0c\u4f60\u5c06\u5b66\u5230\uff1a<\/p>\n
1. \u5b66\u4f1a\u901a\u8fc7\u4e24\u79cd\u65b9\u5f0f\u8c03\u8bd5 taro \u6e90\u7801\n2. \u5b66\u4f1a\u5165\u53e3 taro-cli \u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\n3. \u5b66\u4f1a cli init \u547d\u4ee4\u5b9e\u73b0\u539f\u7406\uff0c\u8bfb\u53d6\u7528\u6237\u9879\u76ee\u914d\u7f6e\u6587\u4ef6\u548c\u7528\u6237\u5168\u5c40\u914d\u7f6e\u6587\u4ef6\n4. \u5b66\u4f1a taro-service kernal \uff08\u5185\u6838\uff09\u89e3\u8026\u5b9e\u73b0\n5. \u521d\u6b65\u5b66\u4f1a taro \u63d2\u4ef6\u67b6\u6784\uff0c\u5b66\u4f1a\u5982\u4f55\u7f16\u5199\u4e00\u4e2a taro \u63d2\u4ef6<\/code><\/pre>\n2. \u51c6\u5907\u5de5\u4f5c<\/h2>\n# \u514b\u9686\u9879\u76ee\ngit clone https:\/\/github.com\/NervJS\/taro.git\n# \u5207\u6362\u5230\u5206\u652f main\ngit checkout main\n# \u5199\u6587\u7ae0\u65f6\uff0c\u9879\u76ee\u5f53\u524d hash\ngit checkout f53250b68f007310bf098e77c6113e2012983e82\n# Merge branch 'main' into 4.x\n# \u5199\u6587\u7ae0\u65f6\uff0c\u5f53\u524d\u7248\u672c\n# 4.0.2<\/code><\/pre>\n\u770b\u4e00\u4e2a\u5f00\u6e90\u9879\u76ee\uff0c\u7b2c\u4e00\u6b65\u5e94\u8be5\u662f\u5148\u770b README.md<\/a> \u518d\u770b \u8d21\u732e\u6587\u6863<\/a> \u548c package.json<\/code>\u3002<\/p>\n\u73af\u5883\u51c6\u5907<\/p>\n
\u9700\u8981\u5b89\u88c5 Node.js 16<\/a>\uff08\u5efa\u8bae\u5b89\u88c5 16.20.0<\/code> \u53ca\u4ee5\u4e0a\u7248\u672c\uff09\u53ca pnpm 7<\/a><\/p><\/blockquote>\n\u6211\u4f7f\u7528\u7684\u73af\u5883\uff1amac<\/code>\uff0c\u5f53\u7136 Windows<\/code> \u4e00\u6837\u53ef\u4ee5\u3002<\/p>\n\u4e00\u822c\u7528 nvm<\/a> \u7ba1\u7406 node<\/code> \u7248\u672c\u3002<\/p>\nnvm install 18\nnvm use 18\n# \u53ef\u4ee5\u628a node \u9ed8\u8ba4\u7248\u672c\u8bbe\u7f6e\u4e3a 18\uff0c\u8c03\u8bd5\u65f6\u4f1a\u4f7f\u7528\u9ed8\u8ba4\u7248\u672c\nnvm alias default 18\n\npnpm -v\n# 9.1.1\nnode -v\n# v18.20.2\n\ncd taro\n# \u5b89\u88c5\u4f9d\u8d56\npnpm i\n# \u5982\u679c\u7f51\u7edc\u4e0d\u597d\uff0c\u4e00\u76f4\u5b89\u88c5\u4e0d\u4e0a\u53ef\u4ee5\u6307\u5b9a\u56fd\u5185\u955c\u50cf\u7ad9\uff0c\u901f\u5ea6\u6bd4\u8f83\u5feb\npnpm i --registry=https:\/\/registry.npmmirror.com\n# \u7f16\u8bd1\u6784\u5efa\npnpm build<\/code><\/pre>\n# \u5220\u9664\u6839\u76ee\u5f55\u7684 node_modules \u548c\u6240\u6709 workspace \u91cc\u7684 node_modules\n$ pnpm run clear-all\n# \u5bf9\u5e94\u7684\u662f\uff1arimraf **\/node_modules\n# mac \u4e0b\u53ef\u4ee5\u7528 rm -rf **\/node_modules<\/code><\/pre>\n\u5b89\u88c5\u4f9d\u8d56\u53ef\u80fd\u4f1a\u62a5\u9519\u3002<\/p>\n
![\"pnpm-i-error.png\"](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912575\" "\\"pnpm-i-error.png\\"")
<\/p>\n
Failed to set up Chromium r1108766! Set "PUPPETEER_SKIP_DOWNLOAD" env variable to skip download.<\/code><\/pre>\n\u901a\u8fc7\u8c37\u6b4c\u7b49\u641c\u7d22\u5f15\u64ce\u53ef\u4ee5\u627e\u5230\u89e3\u51b3\u65b9\u6cd5\u3002<\/p>\n
stackoverflow<\/a><\/p>\nMac : export PUPPETEER_SKIP_DOWNLOAD='true'<\/code>
Windows: SET PUPPETEER_SKIP_DOWNLOAD='true'<\/code><\/p>\npnpm build \u5b8c\u6210\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n
![\"pnpm-build.png\"](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912576\" "\\"pnpm-build.png\\"")
<\/p>\n
3. \u8c03\u8bd5<\/h2>\n
package.json<\/p>\n
\/\/ packages\/taro-cli\/package.json\n{\n "name": "@tarojs\/cli",\n "version": "4.0.0",\n "description": "cli tool for taro",\n "main": "index.js",\n "types": "dist\/index.d.ts",\n "bin": {\n "taro": "bin\/taro"\n }\n}<\/code><\/pre>\n3.1 \u5165\u53e3\u6587\u4ef6 packages\/taro-cli\/bin\/taro<\/h3>\n\/\/ packages\/taro-cli\/bin\/taro\n\n#! \/usr\/bin\/env node\n\nrequire("..\/dist\/util").printPkgVersion();\n\nconst CLI = require("..\/dist\/cli").default;\n\nnew CLI().run();<\/code><\/pre>\n3.2 \u8c03\u8bd5\u65b9\u6cd5 1 JavaScript Debug Terminal<\/h3>\n
\u53ef\u53c2\u8003\u6211\u7684\u6587\u7ae0\u65b0\u624b\u5411\uff1a\u524d\u7aef\u7a0b\u5e8f\u5458\u5fc5\u5b66\u57fa\u672c\u6280\u80fd\u2014\u2014\u8c03\u8bd5 JS \u4ee3\u7801<\/a>\uff0c\u6216\u8005\u636e\u8bf4 90%\u7684\u4eba\u4e0d\u77e5\u9053\u53ef\u4ee5\u7528\u6d4b\u8bd5\u7528\u4f8b(Vitest)\u8c03\u8bd5\u5f00\u6e90\u9879\u76ee(Vue3) \u6e90\u7801<\/a><\/p>\n\u7b80\u800c\u8a00\u4e4b\u5c31\u662f\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n
1. \u627e\u5230\u5165\u53e3\u6587\u4ef6\u8bbe\u7f6e\u65ad\u70b9\n2. ctrl + `\/`` (\u53cd\u5f15\u53f7) \u6253\u5f00\u7ec8\u7aef\uff0c\u914d\u7f6e`JavaScript\u8c03\u8bd5\u7ec8\u7aef`\n3. \u5728\u7ec8\u7aef\u8f93\u5165 `node` \u76f8\u5173\u547d\u4ee4\uff0c\u8fd9\u91cc\u7528 `init` \u4e3e\u4f8b\n4. \u5c3d\u60c5\u8c03\u8bd5\u6e90\u7801<\/code><\/pre>\nnode .\/packages\/taro-cli\/bin\/taro init taro-init-debug<\/code><\/pre>\n\u672c\u6587\u5c06\u90fd\u662f\u4f7f\u7528 init<\/code> \u547d\u4ee4\u4f5c\u4e3a\u793a\u4f8b\u3002<\/p>\n\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n
![\"vscode](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912577\" "\\"vscode")
<\/p>\n
\u4e5f\u53ef\u4ee5\u4f7f\u7528\u9879\u76ee\u4e2d\u63d0\u4f9b\u7684\u6d4b\u8bd5\u7528\u4f8b packages\/taro-cli\/src\/__tests__\/cli.spec.ts<\/code> \u63d0\u524d\u6253\u65ad\u70b9\u8c03\u8bd5\u6e90\u7801\u3002\u8d21\u732e\u6587\u6863-\u5355\u5143\u6d4b\u8bd5<\/a>\u4e2d\u6709\u63d0\u5230\uff1a<\/p>\npackage.json<\/code> \u4e2d\u8bbe\u7f6e\u4e86 test:ci<\/code> \u547d\u4ee4\u7684\u5b50\u5305\u90fd\u914d\u5907\u4e86\u5355\u5143\u6d4b\u8bd5\u3002
\u5f00\u53d1\u8005\u5728\u4fee\u6539\u8fd9\u4e9b\u5305\u540e\uff0c\u8bf7\u8fd0\u884c pnpm --filter [package-name] run test:ci<\/code>\uff0c\u68c0\u67e5\u6d4b\u8bd5\u7528\u4f8b\u662f\u5426\u90fd\u80fd\u901a\u8fc7\u3002<\/p><\/blockquote>\n# JavaScript Debug Terminal\npnpm --filter @tarojs\/cli run test:ci<\/code><\/pre>\n\u8c03\u8bd5\u548c\u4e0a\u56fe\u7c7b\u4f3c\uff0c\u5c31\u4e0d\u622a\u8c03\u8bd5\u56fe\u4e86\u3002<\/p>\n
\u8c03\u8bd5\u65f6\u5e94\u8be5\u4f1a\u62a5\u9519 binding<\/code> taro.[os-platform].node<\/code>\u3002\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n![\"binding-error.png\"](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912578\" "\\"binding-error.png\\"")
<\/p>\n
\u8fd0\u884c\u7b49\u8fc7\u7a0b\u62a5\u9519\uff0c\u4e0d\u8981\u614c\u3002\u53ef\u80fd\u662f\u6211\u4eec\u9057\u6f0f\u4e86\u4e00\u4e9b\u7ec6\u8282\uff0c\u8d21\u732e\u6587\u6863\u7b49\u5e94\u8be5\u4f1a\u7ed9\u51fa\u7b54\u6848\u3002\u6240\u4ee5\u518d\u6765\u770b\u4e0b \u8d21\u732e\u6587\u6863-10-rust-\u90e8\u5206<\/a><\/p>\n![\"binding-rust.png\"](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912579\" "\\"binding-rust.png\\"")
<\/p>\n
\u901a\u8fc7 rustup<\/a> \u627e\u5230\u5b89\u88c5\u547d\u4ee4\uff1a<\/p>\ncurl --proto '=https' --tlsv1.2 -sSf https:\/\/sh.rustup.rs | sh<\/code><\/pre>\n\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u6267\u884c pnpm run build:binding:debug<\/code> \u6216 pnpm run binding:release<\/code> \u7f16\u8bd1\u51fa\u6587\u4ef6\uff1acrates\/native_binding\/taro.darwin-arm64.node<\/code>\u3002<\/p>\n\u5c31\u5b8c\u7f8e\u89e3\u51b3\u4e86\uff0c\u8c03\u8bd5\u65f6\u4e0d\u4f1a\u62a5\u9519\u4e86\u3002<\/p>\n
3.3 \u8c03\u8bd5\u65b9\u5f0f 2 \u914d\u7f6e .vscode\/launch.json<\/h3>\n
taro \u6587\u6863 – \u5355\u6b65\u8c03\u6d4b\u914d\u7f6e<\/a>
\u5199\u7684\u633a\u597d\u7684\uff0c\u901a\u8fc7\u914d\u7f6e launch.json<\/code> \u6765\u8c03\u8bd5\uff0c\u5728\u6b64\u5c31\u4e0d\u518d\u8d58\u8ff0\u4e86\u3002<\/p>\n\u4e0d\u8fc7\u8865\u5145\u4e00\u6761\uff1alaunch.json<\/code> \u6587\u4ef6\u53ef\u4ee5\u6dfb\u52a0\u4e00\u6761 "console": "integratedTerminal"<\/code>\uff08\u96c6\u6210\u7ec8\u7aef\uff09\u914d\u7f6e\uff0c\u5c31\u53ef\u4ee5\u5728\u8c03\u8bd5\u7ec8\u7aef\u8f93\u5165\u5185\u5bb9\u3002args<\/code> \u53c2\u6570\u6dfb\u52a0 init<\/code> \u548c\u6307\u5b9a\u8981\u521d\u59cb\u5316\u9879\u76ee\u7684\u6587\u4ef6\u5939\u3002\u5f53\u7136\u8c03\u8bd5\u5176\u4ed6\u7684\u65f6\u5019\u4e5f\u53ef\u4ee5\u4fee\u6539\u4e3a\u5176\u4ed6\u53c2\u6570\u3002\u6bd4\u5982args: ["build", "--type", "weapp", "--watch"]<\/code>\u3002<\/p>\n{\n "version": "0.2.0",\n "configurations": [\n {\n "type": "node",\n "request": "launch",\n "name": "CLI debug",\n "program": "${workspaceFolder}\/packages\/taro-cli\/bin\/taro",\n \/\/ "cwd": "${project absolute path}",\n "args": [\n "init",\n "taro-init-debug",\n ],\n "skipFiles": ["<node_internals>\/**"],\n "console": "integratedTerminal"\n }\n ]\n}<\/code><\/pre>\nvscode nodejs \u8c03\u8bd5<\/a><\/p>\nconsole- \u542f\u52a8\u7a0b\u5e8f\u7684\u63a7\u5236\u53f0\uff08internalConsole\uff0cintegratedTerminal\uff0cexternalTerminal\uff09\u3002<\/code><\/p>\n![\"vscode-console.png\"](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912580\" "\\"vscode-console.png\\"")
<\/p>\n
\/\/ packages\/taro-cli\/bin\/taro\n\n#! \/usr\/bin\/env node\n\nrequire("..\/dist\/util").printPkgVersion();\n\nconst CLI = require("..\/dist\/cli").default;\n\nnew CLI().run();<\/code><\/pre>\n\u6211\u4eec\u8ddf\u7740\u65ad\u70b9\u8fdb\u5165\uff0c\u5165\u53e3\u6587\u4ef6\u4e2d\u7684\u7b2c\u4e00\u53e5require("..\/dist\/util").printPkgVersion();<\/code> printPkgVersion<\/code> \u51fd\u6570\u3002<\/p>\n4. taro-cli\/src\/utils\/index.ts<\/h2>\n
\u5de5\u5177\u51fd\u6570<\/p>\n
\/\/ packages\/taro-cli\/src\/util\/index.ts\nimport * as path from "path";\n\nexport function getRootPath(): string {\n return path.resolve(__dirname, "..\/..\/");\n}\n\nexport function getPkgVersion(): string {\n return require(path.join(getRootPath(), "package.json")).version;\n}\n\nexport function printPkgVersion() {\n console.log(`\ud83d\udc7d Taro v${getPkgVersion()}`);\n console.log();\n}<\/code><\/pre>\n\u53ef\u4ee5\u770b\u51fa\u8fd9\u53e5\u8f93\u51fa\u7684\u662f taro\/packages\/taro-cli\/package.json<\/code> \u7684\u7248\u672c\u53f7\u3002<\/p>\n\ud83d\udc7d Taro v4.0.0<\/code><\/pre>\n\u6211\u4eec\u7ee7\u7eed\u8ddf\u7740\u65ad\u70b9\uff0c\u8fdb\u5165\u7b2c\u4e8c\u7b2c\u4e09\u53e5\uff0c\u53ef\u4ee5\u8fdb\u5165\u5230 packages\/taro-cli\/src\/cli.ts<\/code> \u8fd9\u4e2a\u6587\u4ef6\u3002<\/p>\n5. CLI \u6574\u4f53\u7ed3\u6784<\/h2>\n
taro-cli<\/code> \u5bf9\u5e94\u7684\u6587\u4ef6\u8def\u5f84\u662f\uff1a<\/p>\npackages\/taro-cli\/src\/cli.ts<\/p><\/blockquote>\n
\u6211\u4eec\u5148\u6765\u770b\u4e0b\u8fd9\u4e2a\u6587\u4ef6\u7684\u6574\u4f53\u7ed3\u6784\u3002class CLI<\/code> \u4e00\u4e2a appPath \u5c5e\u6027\uff08\u4e00\u822c\u6307 taro<\/code> \u5de5\u4f5c\u76ee\u5f55\uff09\uff0c\u4e24\u4e2a\u51fd\u6570 run<\/code> \u548c parseArgs<\/code>\u3002<\/p>\n\/\/ packages\/taro-cli\/src\/cli.ts\nexport default class CLI {\n appPath: string;\n constructor(appPath) {\n this.appPath = appPath || process.cwd();\n }\n\n run() {\n return this.parseArgs();\n }\n\n async parseArgs() {\n const args = minimist(process.argv.slice(2), {\n alias: {\n \/\/ \u7701\u7565\u4e00\u4e9b\u522b\u540d\u8bbe\u7f6e ...\n },\n boolean: ["version", "help", "disable-global-config"],\n default: {\n build: true,\n },\n });\n const _ = args._;\n \/\/ init\u3001build \u7b49\n const command = _[0];\n if (command) {\n \/\/ \u7701\u7565\u82e5\u5e72\u4ee3\u7801\n } else {\n if (args.h) {\n \/\/ \u8f93\u51fa\u5e2e\u52a9\u4fe1\u606f\n \/\/ \u7701\u7565\u4ee3\u7801\n } else if (args.v) {\n \/\/ \u8f93\u51fa\u7248\u672c\u53f7\n console.log(getPkgVersion());\n }\n }\n }\n}<\/code><\/pre>\n\u4f7f\u7528\u4e86minimist<\/a>\uff0c\u53c2\u6570\u89e3\u6790\u5de5\u5177\u3002<\/p>\n\u540c\u7c7b\u5de5\u5177\u8fd8\u6709\uff1a
commander<\/a>\uff0c\u547d\u4ee4\u884c\u5de5\u5177\u3002\u529f\u80fd\u9f50\u5168\u7684\u6846\u67b6\uff0c\u63d0\u4f9b\u7c7b\u4f3c git \u7684\u5b50\u547d\u4ee4\u7cfb\u7edf\uff0c\u81ea\u52a8\u751f\u6210\u5e2e\u52a9\u4fe1\u606f\u7b49\u3002\u6709\u5f88\u591a\u77e5\u540d\u7684 cli<\/code> \u90fd\u662f\u7528\u7684\u8fd9\u4e2acommander<\/a>\u3002\u6bd4\u5982\uff1avue-cli<\/code><\/a>\u3001webpack-cli<\/code><\/a> \u548c create-react-app<\/code><\/a> \u7528\u7684\u662f\u8fd9\u4e2a\u3002<\/p>\ncac<\/a>\uff0c\u7c7b\u4f3c Commander.js<\/code> \u4f46\u66f4\u8f7b\u5de7\u3001\u73b0\u4ee3\uff0c\u652f\u6301\u63d2\u4ef6\u3002\u4e5f\u6709\u5f88\u591a\u4f7f\u7528\u8fd9\u4e2acac npm<\/a>\uff0c\u6bd4\u5982vite<\/code><\/a> \u4f7f\u7528\u7684\u662f\u8fd9\u4e2a\u3002<\/p>\nyargs<\/a>\uff0c\u4ea4\u4e92\u5f0f\u547d\u4ee4\u884c\u5de5\u5177\u3002\u529f\u80fd\u5f3a\u5927\u7684\u6846\u67b6\uff0c\u4f46\u663e\u5f97\u8fc7\u4e8e\u81c3\u80bf\u3002<\/p>\ncli.run<\/code> \u51fd\u6570\u6700\u7ec8\u8c03\u7528\u7684\u662f cli.parseArgs<\/code> \u51fd\u6570\u3002\u6211\u4eec\u63a5\u7740\u6765\u770b parseArgs<\/code> \u51fd\u6570\u3002<\/p>\n6. cli parseArgs<\/h2>\n6.1 presets \u9884\u8bbe\u63d2\u4ef6\u96c6\u5408<\/h3>\n
![\"parseArgs-1.png\"](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912581\" "\\"parseArgs-1.png\\"")
<\/p>\n
presets<\/code> \u5bf9\u5e94\u7684\u76ee\u5f55\u7ed3\u6784\u5982\u56fe\u6240\u793a\uff1a<\/p>\n![\"presets.png\"](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912582\" "\\"presets.png\\"")
<\/p>\n
6.2 Config<\/h3>\n
![\"parseArgs-2.png\"](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912583\" "\\"parseArgs-2.png\\"")
<\/p>\n
64-78<\/code> \u884c\u4ee3\u7801\uff0c\u4ee3\u7801\u91cf\u76f8\u5bf9\u8f83\u5c11\uff0c\u5c31\u622a\u56fe\u540c\u65f6\u987a\u4fbf\u76f4\u63a5\u653e\u4ee3\u7801\u4e86\u3002<\/p>\n\/\/ packages\/taro-cli\/src\/cli.ts\n\/\/ \u8fd9\u91cc\u89e3\u6790 dotenv \u4ee5\u4fbf\u4e8e config \u89e3\u6790\u65f6\u80fd\u83b7\u53d6 dotenv \u914d\u7f6e\u4fe1\u606f\nconst expandEnv = dotenvParse(appPath, args.envPrefix, mode);\n\nconst disableGlobalConfig = !!(\n args["disable-global-config"] ||\n DISABLE_GLOBAL_CONFIG_COMMANDS.includes(command)\n);\n\nconst configEnv = {\n mode,\n command,\n};\nconst config = new Config({\n appPath: this.appPath,\n disableGlobalConfig: disableGlobalConfig,\n});\nawait config.init(configEnv);<\/code><\/pre>\ndotenvParse<\/code> \u51fd\u6570\u7b80\u5355\u6765\u8bf4\u5c31\u662f\u901a\u8fc7 dotenv<\/a> \u548c dotenv-expand<\/a> \u89e3\u6790 .env<\/code>\u3001.env.development<\/code>\u3001.env.production<\/code> \u7b49\u6587\u4ef6\u548c\u53d8\u91cf\u7684\u3002<\/p>\ndotenv<\/code> \u662f\u4e00\u4e2a\u96f6\u4f9d\u8d56\u6a21\u5757\uff0c\u53ef\u5c06 .env<\/code> \u6587\u4ef6\u4e2d\u7684\u73af\u5883\u53d8\u91cf\u52a0\u8f7d\u5230 process.env<\/code> \u4e2d\u3002<\/p><\/blockquote>\n\u6211\u4e4b\u524d\u5199\u8fc7\u4e00\u7bc7 \u9762\u8bd5\u5b98\uff1a\u9879\u76ee\u4e2d\u5e38\u7528\u7684 .env \u6587\u4ef6\u539f\u7406\u662f\u4ec0\u4e48\uff1f\u5982\u4f55\u5b9e\u73b0\uff1f<\/a><\/p>\n\u63a5\u7740\u6211\u4eec\u6765\u770b Config<\/code> \u7c7b\u3002<\/p>\n\/\/ packages\/taro-service\/src\/Config.ts\nexport default class Config {\n appPath: string;\n configPath: string;\n initialConfig: IProjectConfig;\n initialGlobalConfig: IProjectConfig;\n isInitSuccess: boolean;\n disableGlobalConfig: boolean;\n\n constructor(opts: IConfigOptions) {\n this.appPath = opts.appPath;\n this.disableGlobalConfig = !!opts?.disableGlobalConfig;\n }\n async init(configEnv: { mode: string; command: string }) {\n \/\/ \u4ee3\u7801\u7701\u7565\n }\n initGlobalConfig() {\n \/\/ \u4ee3\u7801\u7701\u7565\n }\n getConfigWithNamed(platform, configName) {\n \/\/ \u4ee3\u7801\u7701\u7565\n }\n}<\/code><\/pre>\nConfig<\/code> \u6784\u9020\u51fd\u6570\u6709\u4e24\u4e2a\u5c5e\u6027\u3002
appPath<\/code> \u662f taro<\/code> \u9879\u76ee\u8def\u5f84\u3002
disableGlobalConfig<\/code> \u662f\u7981\u7528\u5168\u5c40\u914d\u7f6e\u3002<\/p>\n\u63a5\u7740\u6211\u4eec\u6765\u770b Config<\/code> \u7c7b\u7684\u5b9e\u4f8b\u4e0a\u7684 init<\/code> \u65b9\u6cd5\u3002<\/p>\n6.2.1 config.init \u521d\u59cb\u5316\u914d\u7f6e<\/h4>\n
\u8bfb\u53d6\u7684\u662f config\/index<\/code> .ts<\/code> \u6216\u8005 .js<\/code> \u540e\u7f00\u3002
\u5224\u65ad\u662f\u5426\u7981\u7528 disableGlobalConfig<\/code> \u5168\u5c40\u914d\u7f6e\u3002\u4e0d\u7981\u7528\u5219\u8bfb\u53d6\u5168\u5c40\u914d\u7f6e ~\/.taro-global-config\/index.json<\/code>\u3002<\/p>\nasync init (configEnv: {\n mode: string\n command: string\n }) {\n this.initialConfig = {}\n this.initialGlobalConfig = {}\n this.isInitSuccess = false\n this.configPath = resolveScriptPath(path.join(this.appPath, CONFIG_DIR_NAME, DEFAULT_CONFIG_FILE))\n if (!fs.existsSync(this.configPath)) {\n if (this.disableGlobalConfig) return\n this.initGlobalConfig()\n } else {\n createSwcRegister({\n only: [\n filePath => filePath.indexOf(path.join(this.appPath, CONFIG_DIR_NAME)) >= 0\n ]\n })\n try {\n const userExport = getModuleDefaultExport(require(this.configPath))\n this.initialConfig = typeof userExport === 'function' ? await userExport(merge, configEnv) : userExport\n this.isInitSuccess = true\n } catch (err) {\n console.log(err)\n }\n }\n }<\/code><\/pre>\n\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff1a<\/p>\n
![\"createSwcRegister.png\"](\"https:\/\/segmentfault.com\/img\/remote\/1460000045912584\" "\\"createSwcRegister.png\\"")
<\/p>\n
createSwcRegister<\/code> \u4f7f\u7528\u4e86 @swc\/register<\/code><\/a> \u6765\u7f16\u8bd1 ts<\/code> \u7b49\u8f6c\u6362\u6210 commonjs<\/code>\u3002\u53ef\u4ee5\u76f4\u63a5\u7528 require<\/code>\u3002<\/p>\n\u4f7f\u7528 swc \u7684\u65b9\u6cd5\u4e4b\u4e00\u662f\u901a\u8fc7 require<\/code> \u94a9\u5b50\u3002require<\/code> \u94a9\u5b50\u4f1a\u5c06\u81ea\u8eab\u7ed1\u5b9a\u5230 node<\/code> \u7684 require<\/code> \u5e76\u81ea\u52a8\u52a8\u6001\u7f16\u8bd1\u6587\u4ef6\u3002\u4e0d\u8fc7\u73b0\u5728\u66f4\u63a8\u8350 @swc-node\/register<\/a>\u3002<\/p><\/blockquote>\nexport const getModuleDefaultExport = (exports) =>\n exports.__esModule ? exports.default : exports;<\/code><\/pre>\nthis.initialConfig = typeof userExport === 'function' ? await userExport(merge, configEnv) : userExport<\/code>\u3002\u8fd9\u53e5\u5c31\u662f config\/index.ts<\/code> \u652f\u6301\u51fd\u6570\u4e5f\u652f\u6301\u5bf9\u8c61\u7684\u5b9e\u73b0\u3002<\/p>\n\u63a5\u7740\u6211\u4eec\u6765\u770b Config<\/code> \u7c7b\u7684\u5b9e\u4f8b\u4e0a\u7684 initGlobalConfig<\/code> \u65b9\u6cd5\u3002<\/p>\n6.2.2 config.initGlobalConfig \u521d\u59cb\u5316\u5168\u5c40\u914d\u7f6e<\/h4>\n
\u8bfb\u53d6\u914d\u7f6e ~\/.taro-global-config\/index.json<\/code>\u3002<\/p>\n{\n "plugins": [],\n "presets": []\n}<\/code><\/pre>\ninitGlobalConfig () {\n const homedir = getUserHomeDir()\n if (!homedir) return console.error('\u83b7\u53d6\u4e0d\u5230\u7528\u6237 home \u8def\u5f84')\n const globalPluginConfigPath = path.join(getUserHomeDir(), TARO_GLOBAL_CONFIG_DIR, TARO_GLOBAL_CONFIG_FILE)\n if (!fs.existsSync(globalPluginConfigPath)) return\n const spinner = ora(`\u5f00\u59cb\u83b7\u53d6 taro \u5168\u5c40\u914d\u7f6e\u6587\u4ef6\uff1a ${globalPluginConfigPath}`).start()\n try {\n this.initialGlobalConfig = fs.readJSONSync(globalPluginConfigPath) || {}\n spinner.succeed('\u83b7\u53d6 taro \u5168\u5c40\u914d\u7f6e\u6210\u529f')\n } catch (e) {\n spinner.stop()\n console.warn(`\u83b7\u53d6\u5168\u5c40\u914d\u7f6e\u5931\u8d25\uff0c\u5982\u679c\u9700\u8981\u542f\u7528\u5168\u5c40\u63d2\u4ef6\u8bf7\u67e5\u770b\u914d\u7f6e\u6587\u4ef6: ${globalPluginConfigPath} `)\n }\n }<\/code><\/pre>\ngetUserHomeDir<\/code> \u51fd\u6570\u4e3b\u8981\u662f\u83b7\u53d6\u7528\u6237\u7684\u4e3b\u9875\u8def\u5f84\u3002\u6bd4\u5982 mac<\/code> \u4e2d\u662f \/Users\/\u7528\u6237\u540d\/<\/code>\u3002
\u5982\u679c\u652f\u6301 os.homedir()<\/code> \u76f4\u63a5\u83b7\u53d6\u8fd4\u56de\uff0c\u5982\u679c\u4e0d\u652f\u6301\u5219\u6839\u636e\u5404\u79cd\u64cd\u4f5c\u7cfb\u7edf\u548c\u73af\u5883\u53d8\u91cf\u5224\u65ad\u83b7\u53d6\u3002<\/p>\nora<\/a> \u662f\u63a7\u5236\u53f0\u7684 loading \u5c0f\u52a8\u753b\u3002<\/p>\n\u4f18\u96c5\u7684\u7ec8\u7aef\u65cb\u8f6c\u5668<\/p><\/blockquote>\n
\u8fd9\u91cc\u7684\u662f fs<\/code> \u662f @tarojs\/helper<\/code> \u3002<\/p>\nTaro \u7f16\u8bd1\u65f6\u5de5\u5177\u5e93\uff0c\u4e3b\u8981\u4f9b CLI\u3001\u7f16\u8bd1\u5668\u63d2\u4ef6\u4f7f\u7528\u3002<\/p><\/blockquote>\n
\u5bfc\u51fa\u7684 fs-extra<\/a>\u3002<\/p>\nfs-extra \u6dfb\u52a0\u672c\u673a\u6a21\u5757\u4e2d\u672a\u5305\u542b\u7684\u6587\u4ef6\u7cfb\u7edf\u65b9\u6cd5 fs\uff0c\u5e76\u4e3a\u8fd9\u4e9b\u65b9\u6cd5\u6dfb\u52a0\u627f\u8bfa\u652f\u6301 fs\u3002\u5b83\u8fd8\u7528\u4e8e graceful-fs \u9632\u6b62 EMFILE \u9519\u8bef\u3002\u5b83\u5e94\u8be5\u662f \u7684\u66ff\u4ee3\u54c1 fs\u3002<\/p><\/blockquote>\n