backward-compatibility.js

import { util } from 'prettier';
import { prettierVersionSatisfies } from './util.js';

export const isPrettier2 = prettierVersionSatisfies('^2.3.0');

// The functions in this file will never be 100% covered in a single run
// since it depends on the version of Prettier being used.
// Mocking the behaviour will introduce a lot of maintenance in the tests.

export function isNextLineEmpty(text, startIndex) {
  return isPrettier2
    ? util.isNextLineEmptyAfterIndex(text, startIndex)
    : util.isNextLineEmpty(text, startIndex); // V3 deprecated `isNextLineEmptyAfterIndex`
}

export function getNextNonSpaceNonCommentCharacterIndex(text, node, locEnd) {
  return isPrettier2
    ? util.getNextNonSpaceNonCommentCharacterIndex(text, node, locEnd)
    : util.getNextNonSpaceNonCommentCharacterIndex(text, locEnd(node)); // V3 signature changed
}

export function getNextNonSpaceNonCommentCharacter(text, node, locEnd) {
  return isPrettier2
    ? text.charAt(
        util.getNextNonSpaceNonCommentCharacterIndex(text, node, locEnd)
      )
    : util.getNextNonSpaceNonCommentCharacter(text, locEnd(node)); // V3 exposes this function directly
}

export function isLast(path, key, index) {
  return isPrettier2
    ? index === path.getParentNode()[key].length - 1
    : path.isLast;
}