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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _postcss = _interopRequireDefault(require("postcss"));
var _postcssSelectorParser = _interopRequireDefault(require("postcss-selector-parser"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function nodeIsInsensitiveAttribute(node) {
return node.type === 'attribute' && node.insensitive;
}
function selectorHasInsensitiveAttribute(selector) {
return selector.some(nodeIsInsensitiveAttribute);
}
function transformString(strings, charPos, string) {
var char = string.charAt(charPos);
if (char === '') {
return strings;
}
var newStrings = strings.map(function (x) {
return x + char;
});
var upperChar = char.toLocaleUpperCase();
if (upperChar !== char) {
newStrings = newStrings.concat(strings.map(function (x) {
return x + upperChar;
}));
}
return transformString(newStrings, charPos + 1, string);
}
function createSensitiveAtributes(attribute) {
var attributes = transformString([''], 0, attribute.value);
return attributes.map(function (x) {
var newAttribute = attribute.clone({
spaces: {
after: attribute.spaces.after,
before: attribute.spaces.before
},
insensitive: false
});
newAttribute.setValue(x);
return newAttribute;
});
}
function createNewSelectors(selector) {
var newSelectors = [_postcssSelectorParser.default.selector()];
selector.walk(function (node) {
if (!nodeIsInsensitiveAttribute(node)) {
newSelectors.forEach(function (newSelector) {
newSelector.append(node.clone());
});
return;
}
var sensitiveAttributes = createSensitiveAtributes(node);
var newSelectorsWithSensitiveAttributes = [];
sensitiveAttributes.forEach(function (newNode) {
newSelectors.forEach(function (newSelector) {
var newSelectorWithNewNode = newSelector.clone();
newSelectorWithNewNode.append(newNode);
newSelectorsWithSensitiveAttributes.push(newSelectorWithNewNode);
});
});
newSelectors = newSelectorsWithSensitiveAttributes;
});
return newSelectors;
}
function transform(selectors) {
var newSelectors = [];
selectors.each(function (selector) {
if (selectorHasInsensitiveAttribute(selector)) {
newSelectors = newSelectors.concat(createNewSelectors(selector));
selector.remove();
}
});
if (newSelectors.length) {
newSelectors.forEach(function (newSelector) {
return selectors.append(newSelector);
});
}
}
var caseInsensitiveRegExp = /i(\s*\/\*[\W\w]*?\*\/)*\s*\]/;
var _default = _postcss.default.plugin('postcss-attribute-case-insensitive', function () {
return function (css) {
css.walkRules(caseInsensitiveRegExp, function (rule) {
rule.selector = (0, _postcssSelectorParser.default)(transform).processSync(rule.selector);
});
};
});
exports.default = _default;