typescript: vscode 配置环境 vue.js

可以在Node.js command prompt 下，转到项目文件，进行命令行配置

 

 

https://code.visualstudio.com/docs/typescript/typescript-tutorial

npm install -g typescript

npm init -y

tsc --version

npm install -g ts-node
npm install eslint --save-dev

npm install typescript typescript-eslint-parser --save-dev

npm install eslint-plugin-typescript --save-dev

 

 package.json

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{   "name": "testy",   "version": "1.0.0",   "description": "",   "main": "index.js",   "scripts": {     "test": "echo \"Error: no test specified\" && exit 1"   },   "keywords": [],   "author": "",   "license": "ISC",   "devDependencies": {     "eslint": "^8.50.0",     "eslint-plugin-typescript": "^0.14.0",     "typescript": "^5.2.2",     "typescript-eslint-parser": "^22.0.0"   } }

　　

 tsconfig.json

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{     "compilerOptions": {            "target": "ES5",       "module": "CommonJS",       "outDir": "./dist",       "rootDir": "./src",       "resolveJsonModule": true,       "composite": true,  // required on the dependency project for references to work https://github.com/microsoft/TypeScript/issues/30693       "sourceMap": true,       "emitDecoratorMetadata": false,       "experimentalDecorators": true,       "removeComments": false,       "strict": true,       "strictNullChecks": true,       //"declaration": false       /*       "strict": true,       "experimentalDecorators": true,       "useDefineForClassFields": false,       "skipLibCheck": true,       "forceConsistentCasingInFileNames": true,       "esModuleInterop": true,       "moduleResolution": "node",         // Tells TypeScript to read JS files, as normally they are ignored as source files         "allowJs": true,         // Generate d.ts files         "declaration": true,         // go to js file when using IDE functions like "Go to Definition" in VSCode         "declarationMap": true,          // This compiler run should only output d.ts files         "emitDeclarationOnly": true*/       },     "includes": [     "src/**/*.ts",     "other-src/**/*.ts"     ],     "exclude":[       "rollup.config.js",       "test",       "dist",       "node_modules",     ],   }

　　

 

 

tsconfig.json

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{   "compilerOptions": {       "target": "ES5",     "module": "CommonJS",     "outDir": "./dist",     "rootDir": "./src",     "sourceMap": true   }   }

　　

或：

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{   "compilerOptions": {     /* Visit https://aka.ms/tsconfig to read more about this file */       /* Projects */     // "incremental": true,                              /* Save .tsbuildinfo files to allow for incremental compilation of projects. */     // "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */     // "tsBuildInfoFile": "./.tsbuildinfo",              /* Specify the path to .tsbuildinfo incremental compilation file. */     // "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects. */     // "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */     // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */       /* Language and Environment */     "target": "es2016",                                  /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */     // "lib": [],                                        /* Specify a set of bundled library declaration files that describe the target runtime environment. */     // "jsx": "preserve",                                /* Specify what JSX code is generated. */     // "experimentalDecorators": true,                   /* Enable experimental support for legacy experimental decorators. */     // "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */     // "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */     // "jsxFragmentFactory": "",                         /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */     // "jsxImportSource": "",                            /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */     // "reactNamespace": "",                             /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */     // "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */     // "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */     // "moduleDetection": "auto",                        /* Control what method is used to detect module-format JS files. */       /* Modules */     "module": "commonjs",                                /* Specify what module code is generated. */     // "rootDir": "./",                                  /* Specify the root folder within your source files. */     // "moduleResolution": "node10",                     /* Specify how TypeScript looks up a file from a given module specifier. */     // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */     // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */     // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */     // "typeRoots": [],                                  /* Specify multiple folders that act like './node_modules/@types'. */     // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */     // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */     // "moduleSuffixes": [],                             /* List of file name suffixes to search when resolving a module. */     // "allowImportingTsExtensions": true,               /* Allow imports to include TypeScript file extensions. Requires '--moduleResolution bundler' and either '--noEmit' or '--emitDeclarationOnly' to be set. */     // "resolvePackageJsonExports": true,                /* Use the package.json 'exports' field when resolving package imports. */     // "resolvePackageJsonImports": true,                /* Use the package.json 'imports' field when resolving imports. */     // "customConditions": [],                           /* Conditions to set in addition to the resolver-specific defaults when resolving imports. */     // "resolveJsonModule": true,                        /* Enable importing .json files. */     // "allowArbitraryExtensions": true,                 /* Enable importing files with any extension, provided a declaration file is present. */     // "noResolve": true,                                /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */       /* JavaScript Support */     // "allowJs": true,                                  /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */     // "checkJs": true,                                  /* Enable error reporting in type-checked JavaScript files. */     // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */       /* Emit */     // "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */     // "declarationMap": true,                           /* Create sourcemaps for d.ts files. */     // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */     // "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */     // "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */     // "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */     // "outDir": "./",                                   /* Specify an output folder for all emitted files. */     // "removeComments": true,                           /* Disable emitting comments. */     // "noEmit": true,                                   /* Disable emitting files from a compilation. */     // "importHelpers": true,                            /* Allow importing helper functions from tslib once per project, instead of including them per-file. */     // "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types. */     // "downlevelIteration": true,                       /* Emit more compliant, but verbose and less performant JavaScript for iteration. */     // "sourceRoot": "",                                 /* Specify the root path for debuggers to find the reference source code. */     // "mapRoot": "",                                    /* Specify the location where debugger should locate map files instead of generated locations. */     // "inlineSources": true,                            /* Include source code in the sourcemaps inside the emitted JavaScript. */     // "emitBOM": true,                                  /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */     // "newLine": "crlf",                                /* Set the newline character for emitting files. */     // "stripInternal": true,                            /* Disable emitting declarations that have '@internal' in their JSDoc comments. */     // "noEmitHelpers": true,                            /* Disable generating custom helper functions like '__extends' in compiled output. */     // "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */     // "preserveConstEnums": true,                       /* Disable erasing 'const enum' declarations in generated code. */     // "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */     // "preserveValueImports": true,                     /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */       /* Interop Constraints */     // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */     // "verbatimModuleSyntax": true,                     /* Do not transform or elide any imports or exports not marked as type-only, ensuring they are written in the output file's format based on the 'module' setting. */     // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */     "esModuleInterop": true,                             /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */     // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */     "forceConsistentCasingInFileNames": true,            /* Ensure that casing is correct in imports. */       /* Type Checking */     "strict": true,                                      /* Enable all strict type-checking options. */     // "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied 'any' type. */     // "strictNullChecks": true,                         /* When type checking, take into account 'null' and 'undefined'. */     // "strictFunctionTypes": true,                      /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */     // "strictBindCallApply": true,                      /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */     // "strictPropertyInitialization": true,             /* Check for class properties that are declared but not set in the constructor. */     // "noImplicitThis": true,                           /* Enable error reporting when 'this' is given the type 'any'. */     // "useUnknownInCatchVariables": true,               /* Default catch clause variables as 'unknown' instead of 'any'. */     // "alwaysStrict": true,                             /* Ensure 'use strict' is always emitted. */     // "noUnusedLocals": true,                           /* Enable error reporting when local variables aren't read. */     // "noUnusedParameters": true,                       /* Raise an error when a function parameter isn't read. */     // "exactOptionalPropertyTypes": true,               /* Interpret optional property types as written, rather than adding 'undefined'. */     // "noImplicitReturns": true,                        /* Enable error reporting for codepaths that do not explicitly return in a function. */     // "noFallthroughCasesInSwitch": true,               /* Enable error reporting for fallthrough cases in switch statements. */     // "noUncheckedIndexedAccess": true,                 /* Add 'undefined' to a type when accessed using an index. */     // "noImplicitOverride": true,                       /* Ensure overriding members in derived classes are marked with an override modifier. */     // "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type. */     // "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */     // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */       /* Completeness */     // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */     "skipLibCheck": true,                                /* Skip type checking all .d.ts files. */     "outDir": "./dist",     "rootDir": "./src"       } }

　　

 index.ts

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let message: string = 'Hello World,This is a typescript!,涂聚文 Web'; document.body.innerHTML = message;   const hello : string = "Hello World,This is a typescript!,涂聚文，hi." console.log(hello)   //https://code.visualstudio.com/docs/typescript/typescript-debugging

　　

helloweb.html

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<!doctype html> <html lang="en"> <head>   <meta charset="UTF-8">   <meta name="viewport"         content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">   <meta http-equiv="X-UA-Compatible" content="ie=edge">     <head><title>TypeScript Hello Web</title>    <meta name="Description" content="geovindu,涂聚文,Geovin Du"/> <meta name="Keywords" content="geovindu,涂聚文,Geovin Du"/> <meta name="author" content="geovindu,涂聚文,Geovin Du"/>     </head>     <body>         <script src="dist/index.js"></script>     </body> </html>

　　

 

 

 

输出：

 

 

 

scaffolding 脚手架

https://code.visualstudio.com/docs/nodejs/vuejs-tutorial

npm install -g @vue/cli

在录前的目录创建vue 的项目
vue create my-app

npm run serve 启动服务

 

launch.json

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{     // Use IntelliSense to learn about possible attributes.     // Hover to view descriptions of existing attributes.     // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387     "version": "0.2.0",     "configurations": [         {             "type": "chrome",             "request": "launch",             "name": "Launch Chrome against localhost",             "url": "http://localhost:8080",             "webRoot": "${workspaceFolder}"         }     ] }

　　

 

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{     "compilerOptions": {            "target": "ES5",       "module": "CommonJS",       "outDir": "./dist",       "rootDir": "./src",       "resolveJsonModule": true,       "composite": true,  // required on the dependency project for references to work https://github.com/microsoft/TypeScript/issues/30693       "sourceMap": true,       /*       "strict": true,       "experimentalDecorators": true,       "useDefineForClassFields": false,       "skipLibCheck": true,       "forceConsistentCasingInFileNames": true,       "esModuleInterop": true,       "moduleResolution": "node",         // Tells TypeScript to read JS files, as normally they are ignored as source files         "allowJs": true,         // Generate d.ts files         "declaration": true,         // go to js file when using IDE functions like "Go to Definition" in VSCode         "declarationMap": true,          // This compiler run should only output d.ts files         "emitDeclarationOnly": true*/       },     "includes": [     "src/**/*.ts",     "other-src/**/*.ts"     ],     "exclude":[       "rollup.config.js",       "test",       "dist",       "node_modules",     ],   }