react-native-web-internals/dist/esm/StyleSheet/dom/createOrderedCSSStyleSheet.js

React Native for Web

const slice = Array.prototype.slice;
function createOrderedCSSStyleSheet(sheet) {
  const groups = {}, selectors = {};
  if (sheet != null) {
    let group;
    slice.call(sheet.cssRules).forEach((cssRule, i) => {
      const cssText = cssRule.cssText;
      if (cssText.indexOf("stylesheet-group") > -1)
        group = decodeGroupRule(cssRule), groups[group] = { start: i, rules: [cssText] };
      else {
        const selectorText = getSelectorText(cssText);
        selectorText != null && (selectors[selectorText] = !0, groups[group].rules.push(cssText));
      }
    });
  }
  function sheetInsert(sheet2, group, text) {
    const orderedGroups = getOrderedGroups(groups), nextGroupIndex = orderedGroups.indexOf(group) + 1, nextGroup = orderedGroups[nextGroupIndex], position = nextGroup != null && groups[nextGroup].start != null ? groups[nextGroup].start : sheet2.cssRules.length, isInserted = insertRuleAt(sheet2, text, position);
    if (isInserted) {
      groups[group].start == null && (groups[group].start = position);
      for (let i = nextGroupIndex; i < orderedGroups.length; i += 1) {
        const groupNumber = orderedGroups[i], previousStart = groups[groupNumber].start || 0;
        groups[groupNumber].start = previousStart + 1;
      }
    }
    return isInserted;
  }
  return {
    /**
     * The textContent of the style sheet.
     */
    getTextContent() {
      return getOrderedGroups(groups).map((group) => {
        const rules = groups[group].rules, marker = rules.shift();
        return rules.sort(), rules.unshift(marker), rules.join(`
`);
      }).join(`
`);
    },
    /**
     * Insert a rule into the style sheet
     */
    insert(cssText, groupValue) {
      const group = Number(groupValue);
      if (groups[group] == null) {
        const markerRule = encodeGroupRule(group);
        groups[group] = { start: null, rules: [markerRule] }, sheet != null && sheetInsert(sheet, group, markerRule);
      }
      const selectorText = getSelectorText(cssText);
      selectorText != null && selectors[selectorText] == null && (selectors[selectorText] = !0, groups[group].rules.push(cssText), sheet != null && (sheetInsert(sheet, group, cssText) || groups[group].rules.pop()));
    }
  };
}
function encodeGroupRule(group) {
  return `[stylesheet-group="${group}"]{}`;
}
const groupPattern = /["']/g;
function decodeGroupRule(cssRule) {
  return Number(cssRule.selectorText.split(groupPattern)[1]);
}
function getOrderedGroups(obj) {
  return Object.keys(obj).map(Number).sort((a, b) => a > b ? 1 : -1);
}
const selectorPattern = /\s*([,])\s*/g;
function getSelectorText(cssText) {
  const selector = cssText.split("{")[0].trim();
  return selector !== "" ? selector.replace(selectorPattern, "$1") : null;
}
function insertRuleAt(root, cssText, position) {
  try {
    return root.insertRule(cssText, position), !0;
  } catch {
    return !1;
  }
}
export {
  createOrderedCSSStyleSheet as default
};
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