js常见的函数工具库
Browser-friendly inheritance fully compatible with standard node.js inherits()
estree (and esast) utility to serialize to JavaScript
Node.js's util module for all engines
unist utility to visit nodes
estree (and esast) utility to parse from JavaScript
[](https://www.npmjs.com/package/@aws-sdk/util-user-agent-browser) [](https://www.n
_NOTE: This is specifically tailored for Firebase JS SDK usage, if you are not a member of the Firebase team, please avoid using this package_
Utilities for the snapdragon parser/compiler.
hast utility to transform from a `parse5` AST
Utilities to help with endpoint resolution
The `util.is*` functions introduced in Node v0.12.
Transform HAST to Babel AST (JSX)
[](https://www.npmjs.com/package/@aws-sdk/util-dynamodb) [](https://www.npmjs.com/package/@aws-sdk/util
hast utility to transform to estree (JavaScript AST) JSX
[](https://www.npmjs.com/package/@aws-sdk/util-locate-window) [](https://www.npmjs.com/packag
unist utility to check if a node passes a test
A parser to Amazon Resource Names
unist utility to recursively walk over nodes, with ancestral information
unist utility to serialize a node, position, or point as a human readable location
Utility functions
mdast utility to get the plain text content of a node
unist utility to get the position of a node
mdast utility to serialize markdown