106 lines
3.2 KiB
JavaScript
106 lines
3.2 KiB
JavaScript
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"use strict";
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var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
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if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
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if (ar || !(i in from)) {
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if (!ar) ar = Array.prototype.slice.call(from, 0, i);
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ar[i] = from[i];
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}
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}
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return to.concat(ar || Array.prototype.slice.call(from));
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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var actionTypes = {
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equals: "",
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element: "~",
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start: "^",
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end: "$",
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any: "*",
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not: "!",
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hyphen: "|",
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};
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var charsToEscape = new Set(__spreadArray(__spreadArray([], Object.keys(actionTypes)
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.map(function (typeKey) { return actionTypes[typeKey]; })
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.filter(Boolean), true), [
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":",
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"[",
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"]",
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" ",
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"\\",
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"(",
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")",
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"'",
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], false));
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/**
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* Turns `selector` back into a string.
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*
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* @param selector Selector to stringify.
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*/
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function stringify(selector) {
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return selector.map(stringifySubselector).join(", ");
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}
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exports.default = stringify;
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function stringifySubselector(token) {
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return token.map(stringifyToken).join("");
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}
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function stringifyToken(token) {
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switch (token.type) {
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// Simple types
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case "child":
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return " > ";
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case "parent":
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return " < ";
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case "sibling":
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return " ~ ";
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case "adjacent":
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return " + ";
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case "descendant":
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return " ";
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case "universal":
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return getNamespace(token.namespace) + "*";
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case "tag":
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return getNamespacedName(token);
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case "pseudo-element":
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return "::" + escapeName(token.name);
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case "pseudo":
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if (token.data === null)
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return ":" + escapeName(token.name);
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if (typeof token.data === "string") {
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return ":" + escapeName(token.name) + "(" + escapeName(token.data) + ")";
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}
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return ":" + escapeName(token.name) + "(" + stringify(token.data) + ")";
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case "attribute": {
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if (token.name === "id" &&
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token.action === "equals" &&
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!token.ignoreCase &&
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!token.namespace) {
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return "#" + escapeName(token.value);
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}
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if (token.name === "class" &&
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token.action === "element" &&
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!token.ignoreCase &&
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!token.namespace) {
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return "." + escapeName(token.value);
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}
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var name_1 = getNamespacedName(token);
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if (token.action === "exists") {
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return "[" + name_1 + "]";
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}
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return "[" + name_1 + actionTypes[token.action] + "='" + escapeName(token.value) + "'" + (token.ignoreCase ? "i" : token.ignoreCase === false ? "s" : "") + "]";
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}
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}
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}
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function getNamespacedName(token) {
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return "" + getNamespace(token.namespace) + escapeName(token.name);
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}
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function getNamespace(namespace) {
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return namespace !== null
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? (namespace === "*" ? "*" : escapeName(namespace)) + "|"
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: "";
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}
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function escapeName(str) {
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return str
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.split("")
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.map(function (c) { return (charsToEscape.has(c) ? "\\" + c : c); })
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.join("");
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}
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