1 | "use strict";
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2 | var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
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3 | if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
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4 | if (ar || !(i in from)) {
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5 | if (!ar) ar = Array.prototype.slice.call(from, 0, i);
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6 | ar[i] = from[i];
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7 | }
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8 | }
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9 | return to.concat(ar || Array.prototype.slice.call(from));
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10 | };
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11 | Object.defineProperty(exports, "__esModule", { value: true });
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12 | exports.stringify = void 0;
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13 | var types_1 = require("./types");
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14 | var attribValChars = ["\\", '"'];
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15 | var pseudoValChars = __spreadArray(__spreadArray([], attribValChars, true), ["(", ")"], false);
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16 | var charsToEscapeInAttributeValue = new Set(attribValChars.map(function (c) { return c.charCodeAt(0); }));
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17 | var charsToEscapeInPseudoValue = new Set(pseudoValChars.map(function (c) { return c.charCodeAt(0); }));
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18 | var charsToEscapeInName = new Set(__spreadArray(__spreadArray([], pseudoValChars, true), [
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19 | "~",
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20 | "^",
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21 | "$",
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22 | "*",
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23 | "+",
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24 | "!",
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25 | "|",
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26 | ":",
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27 | "[",
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28 | "]",
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29 | " ",
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30 | ".",
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31 | ], false).map(function (c) { return c.charCodeAt(0); }));
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32 | /**
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33 | * Turns `selector` back into a string.
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34 | *
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35 | * @param selector Selector to stringify.
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36 | */
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37 | function stringify(selector) {
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38 | return selector
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39 | .map(function (token) { return token.map(stringifyToken).join(""); })
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40 | .join(", ");
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41 | }
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42 | exports.stringify = stringify;
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43 | function stringifyToken(token, index, arr) {
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44 | switch (token.type) {
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45 | // Simple types
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46 | case types_1.SelectorType.Child:
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47 | return index === 0 ? "> " : " > ";
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48 | case types_1.SelectorType.Parent:
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49 | return index === 0 ? "< " : " < ";
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50 | case types_1.SelectorType.Sibling:
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51 | return index === 0 ? "~ " : " ~ ";
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52 | case types_1.SelectorType.Adjacent:
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53 | return index === 0 ? "+ " : " + ";
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54 | case types_1.SelectorType.Descendant:
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55 | return " ";
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56 | case types_1.SelectorType.ColumnCombinator:
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57 | return index === 0 ? "|| " : " || ";
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58 | case types_1.SelectorType.Universal:
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59 | // Return an empty string if the selector isn't needed.
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60 | return token.namespace === "*" &&
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61 | index + 1 < arr.length &&
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62 | "name" in arr[index + 1]
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63 | ? ""
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64 | : "".concat(getNamespace(token.namespace), "*");
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65 | case types_1.SelectorType.Tag:
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66 | return getNamespacedName(token);
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67 | case types_1.SelectorType.PseudoElement:
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68 | return "::".concat(escapeName(token.name, charsToEscapeInName)).concat(token.data === null
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69 | ? ""
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70 | : "(".concat(escapeName(token.data, charsToEscapeInPseudoValue), ")"));
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71 | case types_1.SelectorType.Pseudo:
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72 | return ":".concat(escapeName(token.name, charsToEscapeInName)).concat(token.data === null
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73 | ? ""
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74 | : "(".concat(typeof token.data === "string"
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75 | ? escapeName(token.data, charsToEscapeInPseudoValue)
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76 | : stringify(token.data), ")"));
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77 | case types_1.SelectorType.Attribute: {
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78 | if (token.name === "id" &&
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79 | token.action === types_1.AttributeAction.Equals &&
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80 | token.ignoreCase === "quirks" &&
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81 | !token.namespace) {
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82 | return "#".concat(escapeName(token.value, charsToEscapeInName));
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83 | }
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84 | if (token.name === "class" &&
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85 | token.action === types_1.AttributeAction.Element &&
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86 | token.ignoreCase === "quirks" &&
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87 | !token.namespace) {
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88 | return ".".concat(escapeName(token.value, charsToEscapeInName));
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89 | }
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90 | var name_1 = getNamespacedName(token);
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91 | if (token.action === types_1.AttributeAction.Exists) {
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92 | return "[".concat(name_1, "]");
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93 | }
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94 | return "[".concat(name_1).concat(getActionValue(token.action), "=\"").concat(escapeName(token.value, charsToEscapeInAttributeValue), "\"").concat(token.ignoreCase === null ? "" : token.ignoreCase ? " i" : " s", "]");
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95 | }
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96 | }
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97 | }
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98 | function getActionValue(action) {
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99 | switch (action) {
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100 | case types_1.AttributeAction.Equals:
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101 | return "";
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102 | case types_1.AttributeAction.Element:
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103 | return "~";
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104 | case types_1.AttributeAction.Start:
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105 | return "^";
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106 | case types_1.AttributeAction.End:
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107 | return "$";
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108 | case types_1.AttributeAction.Any:
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109 | return "*";
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110 | case types_1.AttributeAction.Not:
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111 | return "!";
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112 | case types_1.AttributeAction.Hyphen:
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113 | return "|";
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114 | case types_1.AttributeAction.Exists:
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115 | throw new Error("Shouldn't be here");
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116 | }
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117 | }
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118 | function getNamespacedName(token) {
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119 | return "".concat(getNamespace(token.namespace)).concat(escapeName(token.name, charsToEscapeInName));
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120 | }
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121 | function getNamespace(namespace) {
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122 | return namespace !== null
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123 | ? "".concat(namespace === "*"
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124 | ? "*"
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125 | : escapeName(namespace, charsToEscapeInName), "|")
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126 | : "";
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127 | }
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128 | function escapeName(str, charsToEscape) {
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129 | var lastIdx = 0;
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130 | var ret = "";
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131 | for (var i = 0; i < str.length; i++) {
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132 | if (charsToEscape.has(str.charCodeAt(i))) {
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133 | ret += "".concat(str.slice(lastIdx, i), "\\").concat(str.charAt(i));
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134 | lastIdx = i + 1;
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135 | }
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136 | }
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137 | return ret.length > 0 ? ret + str.slice(lastIdx) : str;
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138 | }
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