84 lines
2.6 KiB
JavaScript
84 lines
2.6 KiB
JavaScript
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"use strict";
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var __spreadArrays = (this && this.__spreadArrays) || function () {
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for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
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for (var r = Array(s), k = 0, i = 0; i < il; i++)
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for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
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r[k] = a[j];
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return r;
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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(__spreadArrays(Object.keys(actionTypes)
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.map(function (typeKey) { return actionTypes[typeKey]; })
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.filter(Boolean), [
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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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function stringify(token) {
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return token.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 "*";
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case "tag":
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return escapeName(token.name);
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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) + "(" + 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.action === "exists") {
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return "[" + escapeName(token.name) + "]";
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}
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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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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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return "." + escapeName(token.value);
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}
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return "[" + escapeName(token.name) + actionTypes[token.action] + "='" + escapeName(token.value) + "'" + (token.ignoreCase ? "i" : "") + "]";
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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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