@dnb/eufemia/cjs/shared/renderWithFormatting.js

DNB Eufemia Design System UI Library

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = renderWithFormatting;
var _push = _interopRequireDefault(require("core-js-pure/stable/instance/push.js"));
var _react = _interopRequireWildcard(require("react"));
var _InlineLink = _interopRequireDefault(require("./internal/InlineLink.js"));
var _Code = _interopRequireDefault(require("../elements/Code.js"));
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function (e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != typeof e && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (const t in e) "default" !== t && {}.hasOwnProperty.call(e, t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, t)) && (i.get || i.set) ? o(f, t, i) : f[t] = e[t]); return f; })(e, t); }
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
const Strong = c => _react.default.createElement("strong", null, c);
const Em = c => _react.default.createElement("em", null, c);
const Code = c => _react.default.createElement(_Code.default, null, c);
const Link = (c, href) => _react.default.createElement(_InlineLink.default, {
  href: href,
  rel: "noopener noreferrer"
}, c);
function renderWithFormatting(text, {
  br = '{br}',
  strong = Strong,
  em = Em,
  link = Link,
  code = Code
} = {}) {
  if (typeof text === 'string') {
    const HAS_MARKERS_RE = /(`[^`]+`|\[[^\]]+\]\([^)\s]+\)|\bhttps?:\/\/[^\s<>()]+|\*\*[^*]+\*\*|_[^_]+_)/;
    const hasFormatting = br && text.includes(br) || HAS_MARKERS_RE.test(text);
    if (!hasFormatting) {
      return text;
    }
  }
  return withFormatting(text, {
    strong,
    em,
    br,
    link,
    code
  });
}
function withFormatting(text, {
  br,
  strong,
  em,
  link,
  code
}) {
  let nodes = Array.isArray(text) ? text : [text];
  nodes = splitToken(nodes, br, ({
    k
  }) => _react.default.createElement("br", {
    key: k()
  }));
  const codeRe = /(`[^`]+`)/g;
  nodes = replaceInStrings(nodes, codeRe, (m, {
    k
  }) => [_react.default.createElement(_react.Fragment, {
    key: `c-${k()}`
  }, code(m[0].slice(1, -1)))]);
  const linkRe = /\[([^\]]+)\]\(([^)\s]+)\)/g;
  nodes = replaceInStrings(nodes, linkRe, (m, {
    k
  }) => {
    const [, label, href] = m;
    const children = withFormatting(label, {
      br,
      strong,
      em,
      link,
      code
    });
    return [_react.default.createElement(_react.Fragment, {
      key: `a-${k()}`
    }, link(children, href))];
  });
  const bareUrlRe = /\b((?:https?:\/\/)[^\s<>()]+)\b/g;
  nodes = replaceInStrings(nodes, bareUrlRe, (m, {
    k
  }) => {
    const href = m[1];
    return [_react.default.createElement(_react.Fragment, {
      key: `l-${k()}`
    }, link(href, href))];
  });
  const boldRe = /\*\*([^*]+)\*\*/g;
  nodes = replaceInStrings(nodes, boldRe, (m, {
    k
  }) => [_react.default.createElement(_react.Fragment, {
    key: `b-${k()}`
  }, strong(m[1]))]);
  const italicRe = /_([^_]+)_/g;
  nodes = replaceInStrings(nodes, italicRe, (m, {
    k
  }) => [_react.default.createElement(_react.Fragment, {
    key: `i-${k()}`
  }, em(m[1]))]);
  return _react.default.createElement(_react.Fragment, {
    key: "renderWithFormatting"
  }, nodes);
}
function replaceInStrings(nodes, re, replacer) {
  let key = 0;
  const k = () => String(key++);
  return nodes.flatMap((n, i) => {
    if (typeof n !== 'string') return [n];
    const out = [];
    let last = 0;
    let m;
    while ((m = re.exec(n)) !== null) {
      const before = n.slice(last, m.index);
      if (before) (0, _push.default)(out).call(out, before);
      (0, _push.default)(out).call(out, ...replacer(m, {
        i,
        k
      }));
      last = m.index + m[0].length;
      if (re.lastIndex === m.index) re.lastIndex++;
    }
    const tail = n.slice(last);
    if (tail) (0, _push.default)(out).call(out, tail);
    return out;
  });
}
function splitToken(nodes, token, make) {
  let key = 0;
  const k = () => String(key++);
  return nodes.flatMap((n, i) => {
    if (typeof n !== 'string') return [n];
    const parts = n.split(token);
    const out = [];
    parts.forEach((chunk, idx) => {
      if (chunk) (0, _push.default)(out).call(out, chunk);
      if (idx < parts.length - 1) (0, _push.default)(out).call(out, _react.default.createElement(_react.Fragment, {
        key: k()
      }, make({
        i,
        idx,
        k
      })));
    });
    return out;
  });
}
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