diff options
| -rw-r--r-- | src/markdownit/keepSyntax.js | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/markdownit/keepSyntax.js b/src/markdownit/keepSyntax.js index 0f7e63516..11acb7d73 100644 --- a/src/markdownit/keepSyntax.js +++ b/src/markdownit/keepSyntax.js @@ -24,7 +24,8 @@ * @param {object} md Markdown object */ export default function keepSyntax(md) { - const escaped = /((?<=\n)[#\-*+>]|[`*\\~[\]]+)/ + // Extracting named groups as positive lookbehind patterns are not supported by Safari + const escaped = /(\n(?<linestart>[#\-*+>])|(?<special>[`*\\~[\]]+))/ md.core.ruler.before('text_join', 'tag-markdown-syntax', state => { const open = new state.Token('keep_md_open', 'span', 1) @@ -40,11 +41,13 @@ export default function keepSyntax(md) { if (token.type === 'text') { const match = escaped.exec(token.content) if (match) { - const contentNext = match.index + match[0].length + const index = match.groups.linestart ? match.index + 1 : match.index + const matchChars = match.groups.linestart ?? match.groups.special + const contentNext = index + matchChars.length block.children.splice(j, 1, - Object.assign({}, token, { content: token.content.slice(0, match.index) }), + Object.assign({}, token, { content: token.content.slice(0, index) }), Object.assign({}, open), - Object.assign({}, token, { content: token.content.slice(match.index, contentNext) }), + Object.assign({}, token, { content: token.content.slice(index, contentNext) }), Object.assign({}, close), Object.assign({}, token, { content: token.content.slice(contentNext) }) ) |