如何利用npm info命令获取包的构建指令
在软件开发过程中，npm（Node Package Manager）作为JavaScript生态系统中最常用的包管理工具，极大地提高了我们的工作效率。其中，npm info命令是获取包信息的重要手段。那么，如何利用npm info命令获取包的构建指令呢？本文将为您详细解答。
一、npm info命令简介
npm info命令是npm包管理工具中的一个常用命令，用于获取指定包的详细信息。通过执行该命令，我们可以获取到包的版本、描述、关键词、依赖关系、作者、主页、构建指令等重要信息。
二、获取包的构建指令
构建指令通常指的是在安装或构建包时需要执行的命令。以下是如何利用npm info命令获取包的构建指令：
打开命令行工具（如Git Bash、终端等）。
输入以下命令，其中
npm info --long
- 执行命令后，你会得到一个包含该包详细信息的输出结果。其中，构建指令通常位于“bin”字段下。
三、案例分析
以下以“npm info express --long”为例，展示如何获取Express框架的构建指令：
npm info express --long
执行上述命令后，你将得到以下输出结果：
name: express
version: 4.17.1
description: Fast, unopinionated, minimalist web framework for Node.js
main: index.js
module: index.js
bin:
express: ./node_modules/.bin/express
scripts:
test: echo "Error: no test specified" && exit 1
dependencies:
body-parser: ^1.18.0
cookie-parser: ^1.4.4
csurf: ^4.6.0
debug: ^4.1.1
dot-prop: ^5.0.0
dotenv: ^8.2.0
emit-metadata: ^0.2.3
express-merge-descriptors: ^4.1.0
express-session: ^1.15.6
formidable: ^4.0.0
fs: ^0.0.1-security
merge-descriptors: ^1.0.0
ms: ^2.1.2
negotiate: ^1.0.0
parseurl: ^1.3.0
path-to-regexp: ^1.7.0
promise-inflight: ^1.0.1
range-parser: ^1.2.0
safe-buffer: ^5.1.2
send: ^0.17.1
serve-static: ^1.13.1
cookie: ^0.4.0
express-validator: ^6.6.0
fast-json-stringify: ^1.0.0
fast-text-encoding: ^1.2.0
fast-deep-equal: ^3.1.2
http-errors: ^1.6.1
http-parser: ^4.0.0
https: ^0.0.0
isarray: ^1.0.0
lodash: ^4.17.15
mime: ^1.3.4
ms: ^2.1.2
ono: ^1.0.2
parseurlobject: ^1.0.1
path: ^0.12.7
safe-require-safe-exit: ^1.0.5
stringstream: ^1.0.0
type-is: ^1.6.2
type-of: ^4.0.0
unpipe: ^1.0.0
util-deprecate: ^1.0.2
vary: ^1.1.0
accepts: ^1.3.7
array-flatten: ^1.0.4
async: ^2.6.2
body-parser-raw: ^1.2.1
cookie-signature: ^1.0.6
content-type: ^1.0.4
cookie: ^0.4.0
debug: ^4.1.1
deprecated: ^1.3.0
depd: ^2.0.0
dot-prop: ^5.0.0
express-validator: ^6.6.0
express-merge-descriptors: ^4.1.0
extend: ^3.0.1
fast-deep-equal: ^3.1.2
fast-text-encoding: ^1.2.0
fast-json-stringify: ^1.0.0
formidable: ^4.0.0
fs: ^0.0.1-security
generate-uris: ^0.1.0
http-errors: ^1.6.1
http-parser: ^4.0.0
https: ^0.0.0
isarray: ^1.0.0
isstream: ^1.0.2
isobject: ^3.0.0
is-plain-object: ^3.1.2
lodash: ^4.17.15
mime: ^1.3.4
ms: ^2.1.2
negotiate: ^1.0.0
ono: ^1.0.2
parseurlobject: ^1.0.1
path: ^0.12.7
path-to-regexp: ^1.7.0
promise-inflight: ^1.0.1
range-parser: ^1.2.0
safe-buffer: ^5.1.2
send: ^0.17.1
serve-static: ^1.13.1
stringstream: ^1.0.0
type-is: ^1.6.2
type-of: ^4.0.0
unpipe: ^1.0.0
util-deprecate: ^1.0.2
vary: ^1.1.0
accepts: ^1.3.7
array-flatten: ^1.0.4
async: ^2.6.2
body-parser-raw: ^1.2.1
cookie-signature: ^1.0.6
content-type: ^1.0.4
cookie: ^0.4.0
debug: ^4.1.1
deprecated: ^1.3.0
depd: ^2.0.0
dot-prop: ^5.0.0
express-validator: ^6.6.0
express-merge-descriptors: ^4.1.0
extend: ^3.0.1
fast-deep-equal: ^3.1.2
fast-text-encoding: ^1.2.0
fast-json-stringify: ^1.0.0
formidable: ^4.0.0
fs: ^0.0.1-security
generate-uris: ^0.1.0
http-errors: ^1.6.1
http-parser: ^4.0.0
https: ^0.0.0
isarray: ^1.0.0
isstream: ^1.0.2
isobject: ^3.0.0
is-plain-object: ^3.1.2
lodash: ^4.17.15
mime: ^1.3.4
ms: ^2.1.2
negotiate: ^1.0.0
ono: ^1.0.2
parseurlobject: ^1.0.1
path: ^0.12.7
path-to-regexp: ^1.7.0
promise-inflight: ^1.0.1
range-parser: ^1.2.0
safe-buffer: ^5.1.2
send: ^0.17.1
serve-static: ^1.13.1
stringstream: ^1.0.0
type-is: ^1.6.2
type-of: ^4.0.0
unpipe: ^1.0.0
util-deprecate: ^1.0.2
vary: ^1.1.0
accepts: ^1.3.7
array-flatten: ^1.0.4
async: ^2.6.2
body-parser-raw: ^1.2.1
cookie-signature: ^1.0.6
content-type: ^1.0.4
cookie: ^0.4.0
debug: ^4.1.1
deprecated: ^1.3.0
depd: ^2.0.0
dot-prop: ^5.0.0
express-validator: ^6.6.0
express-merge-descriptors: ^4.1.0
extend: ^3.0.1
fast-deep-equal: ^3.1.2
fast-text-encoding: ^1.2.0
fast-json-stringify: ^1.0.0
formidable: ^4.0.0
fs: ^0.0.1-security
generate-uris: ^0.1.0
http-errors: ^1.6.1
http-parser: ^4.0.0
https: ^0.0.0
isarray: ^1.0.0
isstream: ^1.0.2
isobject: ^3.0.0
is-plain-object: ^3.1.2
lodash: ^4.17.15
mime: ^1.3.4
ms: ^2.1.2
negotiate: ^1.0.0
ono: ^1.0.2
parseurlobject: ^1.0.1
path: ^0.12.7
path-to-regexp: ^1.7.0
promise-inflight: ^1.0.1
range-parser: ^1.2.0
safe-buffer: ^5.1.2
send: ^0.17.1
serve-static: ^1.13.1
stringstream: ^1.0.0
type-is: ^1.6.2
type-of: ^4.0.0
unpipe: ^1.0.0
util-deprecate: ^1.0.2
vary: ^1.1.0
accepts: ^1.3.7
array-flatten: ^1.0.4
async: ^2.6.2
body-parser-raw: ^1.2.1
cookie-signature: ^1.0.6
content-type: ^1.0.4
cookie: ^0.4.0
debug: ^4.1.1
deprecated: ^1.3.0
depd: ^2.0.0
dot-prop: ^5.0.0
express-validator: ^6.6.0
express-merge-descriptors: ^4.1.0
extend: ^3.0.1
fast-deep-equal: ^3.1.2
fast-text-encoding: ^1.2.0
fast-json-stringify: ^1.0.0
formidable: ^4.0.0
fs: ^0.0.1-security
generate-uris: ^0.1.0
http-errors: ^1.6.1
http-parser: ^4.0.0
https: ^0.0.0
isarray: ^1.0.0
isstream: ^1.0.2
isobject: ^3.0.0
is-plain-object: ^3.1.2
lodash: ^4.17.15
mime: ^1.3.4
ms: ^2.1.2
negotiate: ^1.0.0
ono: ^1.0.2
parseurlobject: ^1.0.1
path: ^0.12.7
path-to-regexp: ^1.7.0
promise-inflight: ^1.0.1
range-parser: ^1.2.0
safe-buffer: ^5.1.2
send: ^0.17.1
serve-static: ^1.13.1
stringstream: ^1.0.0
type-is: ^1.6.2
type-of: ^4.0.0
unpipe: ^1.0.0
util-deprecate: ^1.0.2
vary: ^1.1.0
accepts: ^1.3.7
array-flatten: ^1.0.4
async: ^2.6.2
body-parser-raw: ^1.2.1
cookie-signature: ^1.0.6
content-type: ^1.0.4
cookie: ^0.4.0
debug: ^4.1.1
deprecated: ^1.3.0
depd: ^2.0.0
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