Function relativePathBetween

packages/compiler-cli/src/ngtsc/util/src/path.ts:12–15

(from: string, to: string)

import ts from 'typescript';

export function relativePathBetween(from: string, to: string): string | null {
  const relativePath = stripExtension(relative(dirname(resolve(from)), resolve(to)));
  return relativePath !== '' ? toRelativeImport(relativePath) : null;
}

export function normalizeSeparators(path: string): string {
  // TODO: normalize path only for OS that need it.