| 'use strict' | |
| module.exports = enclose | |
| var quotationMark = '"' | |
| var apostrophe = "'" | |
| // There is currently no way to support nested delimiters across Markdown.pl, | |
| // CommonMark, and GitHub (RedCarpet). The following code supports Markdown.pl | |
| // and GitHub. | |
| // CommonMark is not supported when mixing double- and single quotes inside a | |
| // title. | |
| function enclose(title) { | |
| var delimiter = | |
| title.indexOf(quotationMark) === -1 ? quotationMark : apostrophe | |
| return delimiter + title + delimiter | |
| } |