API Reference
Stdio

Stdio

Built-in standard input / output & utility functions

Example usage

local stdio = require("@lune/stdio")
 
-- Prompting the user for basic input
local text: string = stdio.prompt("text", "Please write some text")
local confirmed: boolean = stdio.prompt("confirm", "Please confirm this action")
 
-- Writing directly to stdout or stderr, without the auto-formatting of print/warn/error
stdio.write("Hello, ")
stdio.write("World! ")
stdio.write("All on the same line")
stdio.ewrite("\nAnd some error text, too")

Functions

prompt

Prompts for user input using the wanted kind of prompt:

  • "text" - Prompts for a plain text string from the user
  • "confirm" - Prompts the user to confirm with y / n (yes / no)
  • "select" - Prompts the user to select one value from a list
  • "multiselect" - Prompts the user to select one or more values from a list
  • nil - Equivalent to "text" with no extra arguments

Parameters

  • kind The kind of prompt to use

  • message The message to show the user

  • defaultOrOptions The default value for the prompt, or options to choose from for selection prompts

color

Return an ANSI string that can be used to modify the persistent output color.

Pass "reset" to get a string that can reset the persistent output color.

Example usage

stdio.write(stdio.color("red"))
print("This text will be red")
stdio.write(stdio.color("reset"))
print("This text will be normal")

Parameters

  • color The color to use

Returns

  • A printable ANSI string

style

Return an ANSI string that can be used to modify the persistent output style.

Pass "reset" to get a string that can reset the persistent output style.

Example usage

stdio.write(stdio.style("bold"))
print("This text will be bold")
stdio.write(stdio.style("reset"))
print("This text will be normal")

Parameters

  • style The style to use

Returns

  • A printable ANSI string

format

Formats arguments into a human-readable string with syntax highlighting for tables.

Parameters

  • ... The values to format

Returns

  • The formatted string

write

Writes a string directly to stdout, without any newline.

Parameters

  • s The string to write to stdout

ewrite

Writes a string directly to stderr, without any newline.

Parameters

  • s The string to write to stderr
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