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Returns true if a value has the characteristics of a valid JavaScript accessor descriptor.
Returns true if a value has the characteristics of a valid JavaScript data descriptor.
Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.
Check if something is a Node.js stream
Check if the character represented by a given Unicode code point is fullwidth
unist utility to recursively walk over nodes, with ancestral information
Returns true if a string has an extglob.
Detect the file type of a Buffer/Uint8Array/ArrayBuffer
Detect whether the terminal supports Unicode
Lint files staged by git
Check if argv has a specific flag
Type check values
Check if a file path is a binary file
unist utility to check if a node passes a test
Check if an input value is a ssh url or not.
Check if a string matches the name of a Node.js builtin module
Check if a value is a plain object
Returns true if an object was created by the `Object` constructor, or Object.create(null).
Check if a file path is a text file
Check if the process is running inside Windows Subsystem for Linux (Bash on Windows)