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Koenig - Expand -- to en dash and --- to em dash

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refs https://github.com/TryGhost/Ghost/issues/9623
- match `--` and `---` and convert if followed by a space or any character respectively
- include guards to ensure that expansion doesn't occur inside code blocks
This commit is contained in:
Kevin Ansfield 2018-05-14 17:29:49 +01:00
parent d760e5633c
commit 1b02a63848
1 changed files with 49 additions and 0 deletions
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49
ghost/admin/lib/koenig-editor/addon/options/text-expansions.js
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@ -85,6 +85,55 @@ export default function (editor, koenig) {
/* inline markdown ------------------------------------------------------ */
// --\s = en dash –
// ---. = em dash —
// separate to the grouped replacement functions because we're matching on
// the trailing character which can be anything
editor.onTextInput({
name: 'hyphens',
match: /---?.$/,
run(editor) {
let {range} = editor;
let text = editor.range.head.section.textUntil(editor.range.head);
// do not match if we're in code formatting
if (editor.hasActiveMarkup('code') || text.match(/[^\s]?`[^\s]/)) {
return;
}
let ndashMatch = text.match(/[^-]--(\s)$/);
if (ndashMatch) {
let match = ndashMatch[0];
range = range.extend(-(match.length - 1));
if (editor.detectMarkupInRange(range, 'code')) {
return;
}
return editor.run((postEditor) => {
let position = postEditor.deleteRange(range);
postEditor.insertText(position, `–${ndashMatch[1]}`);
});
}
let mdashMatch = text.match(/---([^-])$/);
if (mdashMatch) {
let match = mdashMatch[0];
range = range.extend(-(match.length));
if (editor.detectMarkupInRange(range, 'code')) {
return;
}
return editor.run((postEditor) => {
let position = postEditor.deleteRange(range);
postEditor.insertText(position, `—${mdashMatch[1]}`);
});
}
}
});
function matchStrongStar(editor, text) {
let {range} = editor;
let matches = text.match(/(?:^|\s)\*\*([^\s*]+|[^\s*][^*]*[^\s])\*\*/);