json-joy
Version:
Collection of libraries for building collaborative editing apps.
40 lines (39 loc) • 1.62 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.toHtml = void 0;
const escapeText = (str) => str.replace(/[\u00A0-\u9999<>\&]/gim, (i) => '&#' + i.charCodeAt(0) + ';');
const escapeAttr = (str) => str.replace(/&/g, '&').replace(/"/g, '"').replace(/</g, '<');
const toHtml = (node, tab = '', ident = '') => {
if (typeof node === 'string')
return ident + escapeText(node);
const [tag, attrs, ...children] = node;
const childrenLength = children.length;
const isFragment = !tag;
const childrenIdent = ident + (isFragment ? '' : tab);
const doIdent = !!tab;
let childrenStr = '';
let textOnlyChildren = true;
for (let i = 0; i < childrenLength; i++)
if (typeof children[i] !== 'string') {
textOnlyChildren = false;
break;
}
if (textOnlyChildren)
for (let i = 0; i < childrenLength; i++)
childrenStr += escapeText(children[i]);
else
for (let i = 0; i < childrenLength; i++)
childrenStr += (doIdent ? (!isFragment || i ? '\n' : '') : '') + (0, exports.toHtml)(children[i], tab, childrenIdent);
if (isFragment)
return childrenStr;
let attrStr = '';
if (attrs)
for (const key in attrs)
attrStr += ' ' + key + '="' + escapeAttr(attrs[key] + '') + '"';
const htmlHead = '<' + tag + attrStr;
return (ident +
(childrenStr
? htmlHead + '>' + childrenStr + (doIdent && !textOnlyChildren ? '\n' + ident : '') + '</' + tag + '>'
: htmlHead + ' />'));
};
exports.toHtml = toHtml;