☰

DeindentTemplateLiteralString

Exports a simple function that can be passed a template literal. It strips code indentation from it while preserving intended indentation, by stripping out the smallest indent every line has in common.

此脚本不应直接安装。它是供其他脚本使用的外部库，要使用该库请加入元指令 // @require https://update.cn-greasyfork.org/scripts/511046/1460584/DeindentTemplateLiteralString.js 

  1. // ==UserScript==
  2. // @name        DeindentTemplateLiteralString
  3. // @license     Unlicense
  4. // @namespace   1N07
  5. // @match       *://*/*
  6. // @version     1.2
  7. // @author      1N07
  8. // @description Exports a simple function that can be passed a template literal. It strips code indentation from it while preserving intended indentation, by stripping out the smallest indent every line has in common.
  9. // ==/UserScript==
  10.  
  11. /**
  12.  * Takes a string (usually evaluated from a template literal) and strips code indentation from it,
  13.  * while preserving intended intendation, by slicing out the smallest indentation each line has in common.
  14.  * @param {String} str
  15.  * @returns str with code indentation removed
  16.  */
  17. function DeindentTemplateLiteralString(str) {
  18. 	const smallestIndent = Math.min(
  19. 		...str
  20. 			.split("\n")
  21. 			.filter((line) => line.trim())
  22. 			.map((line) => line.match(/^\s+/)?.[0]?.length),
  23. 	);
  24. 	return str
  25. 		.split("\n")
  26. 		.map((line) => line.slice(smallestIndent))
  27. 		.join("\n")
  28. 		.trim();
  29. }
  30.  
  31. //aliases
  32. const Deindent = DeindentTemplateLiteralString;