1 | "use strict";
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2 |
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3 | exports.__esModule = true;
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4 | exports["default"] = void 0;
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5 |
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6 | function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
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7 |
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8 | function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
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9 |
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10 |
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11 |
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12 |
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13 |
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14 | var isProd = typeof process !== 'undefined' && process.env && process.env.NODE_ENV === 'production';
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15 |
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16 | var isString = function isString(o) {
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17 | return Object.prototype.toString.call(o) === '[object String]';
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18 | };
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19 |
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20 | var StyleSheet =
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21 |
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22 | function () {
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23 | function StyleSheet(_temp) {
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24 | var _ref = _temp === void 0 ? {} : _temp,
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25 | _ref$name = _ref.name,
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26 | name = _ref$name === void 0 ? 'stylesheet' : _ref$name,
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27 | _ref$optimizeForSpeed = _ref.optimizeForSpeed,
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28 | optimizeForSpeed = _ref$optimizeForSpeed === void 0 ? isProd : _ref$optimizeForSpeed,
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29 | _ref$isBrowser = _ref.isBrowser,
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30 | isBrowser = _ref$isBrowser === void 0 ? typeof window !== 'undefined' : _ref$isBrowser;
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31 |
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32 | invariant(isString(name), '`name` must be a string');
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33 | this._name = name;
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34 | this._deletedRulePlaceholder = "#" + name + "-deleted-rule____{}";
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35 | invariant(typeof optimizeForSpeed === 'boolean', '`optimizeForSpeed` must be a boolean');
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36 | this._optimizeForSpeed = optimizeForSpeed;
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37 | this._isBrowser = isBrowser;
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38 | this._serverSheet = undefined;
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39 | this._tags = [];
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40 | this._injected = false;
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41 | this._rulesCount = 0;
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42 | var node = this._isBrowser && document.querySelector('meta[property="csp-nonce"]');
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43 | this._nonce = node ? node.getAttribute('content') : null;
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44 | }
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45 |
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46 | var _proto = StyleSheet.prototype;
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47 |
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48 | _proto.setOptimizeForSpeed = function setOptimizeForSpeed(bool) {
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49 | invariant(typeof bool === 'boolean', '`setOptimizeForSpeed` accepts a boolean');
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50 | invariant(this._rulesCount === 0, 'optimizeForSpeed cannot be when rules have already been inserted');
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51 | this.flush();
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52 | this._optimizeForSpeed = bool;
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53 | this.inject();
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54 | };
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55 |
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56 | _proto.isOptimizeForSpeed = function isOptimizeForSpeed() {
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57 | return this._optimizeForSpeed;
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58 | };
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59 |
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60 | _proto.inject = function inject() {
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61 | var _this = this;
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62 |
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63 | invariant(!this._injected, 'sheet already injected');
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64 | this._injected = true;
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65 |
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66 | if (this._isBrowser && this._optimizeForSpeed) {
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67 | this._tags[0] = this.makeStyleTag(this._name);
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68 | this._optimizeForSpeed = 'insertRule' in this.getSheet();
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69 |
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70 | if (!this._optimizeForSpeed) {
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71 | if (!isProd) {
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72 | console.warn('StyleSheet: optimizeForSpeed mode not supported falling back to standard mode.');
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73 | }
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74 |
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75 | this.flush();
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76 | this._injected = true;
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77 | }
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78 |
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79 | return;
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80 | }
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81 |
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82 | this._serverSheet = {
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83 | cssRules: [],
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84 | insertRule: function insertRule(rule, index) {
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85 | if (typeof index === 'number') {
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86 | _this._serverSheet.cssRules[index] = {
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87 | cssText: rule
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88 | };
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89 | } else {
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90 | _this._serverSheet.cssRules.push({
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91 | cssText: rule
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92 | });
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93 | }
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94 |
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95 | return index;
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96 | },
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97 | deleteRule: function deleteRule(index) {
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98 | _this._serverSheet.cssRules[index] = null;
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99 | }
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100 | };
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101 | };
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102 |
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103 | _proto.getSheetForTag = function getSheetForTag(tag) {
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104 | if (tag.sheet) {
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105 | return tag.sheet;
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106 | }
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107 |
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108 |
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109 | for (var i = 0; i < document.styleSheets.length; i++) {
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110 | if (document.styleSheets[i].ownerNode === tag) {
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111 | return document.styleSheets[i];
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112 | }
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113 | }
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114 | };
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115 |
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116 | _proto.getSheet = function getSheet() {
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117 | return this.getSheetForTag(this._tags[this._tags.length - 1]);
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118 | };
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119 |
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120 | _proto.insertRule = function insertRule(rule, index) {
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121 | invariant(isString(rule), '`insertRule` accepts only strings');
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122 |
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123 | if (!this._isBrowser) {
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124 | if (typeof index !== 'number') {
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125 | index = this._serverSheet.cssRules.length;
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126 | }
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127 |
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128 | this._serverSheet.insertRule(rule, index);
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129 |
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130 | return this._rulesCount++;
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131 | }
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132 |
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133 | if (this._optimizeForSpeed) {
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134 | var sheet = this.getSheet();
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135 |
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136 | if (typeof index !== 'number') {
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137 | index = sheet.cssRules.length;
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138 | }
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139 |
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140 |
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141 |
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142 | try {
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143 | sheet.insertRule(rule, index);
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144 | } catch (error) {
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145 | if (!isProd) {
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146 | console.warn("StyleSheet: illegal rule: \n\n" + rule + "\n\nSee https://stackoverflow.com/q/20007992 for more info");
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147 | }
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148 |
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149 | return -1;
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150 | }
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151 | } else {
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152 | var insertionPoint = this._tags[index];
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153 |
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154 | this._tags.push(this.makeStyleTag(this._name, rule, insertionPoint));
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155 | }
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156 |
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157 | return this._rulesCount++;
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158 | };
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159 |
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160 | _proto.replaceRule = function replaceRule(index, rule) {
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161 | if (this._optimizeForSpeed || !this._isBrowser) {
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162 | var sheet = this._isBrowser ? this.getSheet() : this._serverSheet;
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163 |
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164 | if (!rule.trim()) {
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165 | rule = this._deletedRulePlaceholder;
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166 | }
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167 |
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168 | if (!sheet.cssRules[index]) {
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169 |
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170 | return index;
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171 | }
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172 |
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173 | sheet.deleteRule(index);
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174 |
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175 | try {
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176 | sheet.insertRule(rule, index);
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177 | } catch (error) {
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178 | if (!isProd) {
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179 | console.warn("StyleSheet: illegal rule: \n\n" + rule + "\n\nSee https://stackoverflow.com/q/20007992 for more info");
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180 | }
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181 |
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182 |
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183 | sheet.insertRule(this._deletedRulePlaceholder, index);
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184 | }
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185 | } else {
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186 | var tag = this._tags[index];
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187 | invariant(tag, "old rule at index `" + index + "` not found");
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188 | tag.textContent = rule;
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189 | }
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190 |
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191 | return index;
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192 | };
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193 |
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194 | _proto.deleteRule = function deleteRule(index) {
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195 | if (!this._isBrowser) {
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196 | this._serverSheet.deleteRule(index);
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197 |
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198 | return;
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199 | }
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200 |
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201 | if (this._optimizeForSpeed) {
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202 | this.replaceRule(index, '');
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203 | } else {
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204 | var tag = this._tags[index];
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205 | invariant(tag, "rule at index `" + index + "` not found");
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206 | tag.parentNode.removeChild(tag);
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207 | this._tags[index] = null;
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208 | }
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209 | };
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210 |
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211 | _proto.flush = function flush() {
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212 | this._injected = false;
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213 | this._rulesCount = 0;
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214 |
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215 | if (this._isBrowser) {
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216 | this._tags.forEach(function (tag) {
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217 | return tag && tag.parentNode.removeChild(tag);
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218 | });
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219 |
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220 | this._tags = [];
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221 | } else {
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222 |
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223 | this._serverSheet.cssRules = [];
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224 | }
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225 | };
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226 |
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227 | _proto.cssRules = function cssRules() {
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228 | var _this2 = this;
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229 |
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230 | if (!this._isBrowser) {
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231 | return this._serverSheet.cssRules;
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232 | }
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233 |
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234 | return this._tags.reduce(function (rules, tag) {
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235 | if (tag) {
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236 | rules = rules.concat(Array.prototype.map.call(_this2.getSheetForTag(tag).cssRules, function (rule) {
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237 | return rule.cssText === _this2._deletedRulePlaceholder ? null : rule;
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238 | }));
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239 | } else {
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240 | rules.push(null);
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241 | }
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242 |
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243 | return rules;
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244 | }, []);
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245 | };
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246 |
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247 | _proto.makeStyleTag = function makeStyleTag(name, cssString, relativeToTag) {
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248 | if (cssString) {
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249 | invariant(isString(cssString), 'makeStyleTag acceps only strings as second parameter');
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250 | }
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251 |
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252 | var tag = document.createElement('style');
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253 | if (this._nonce) tag.setAttribute('nonce', this._nonce);
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254 | tag.type = 'text/css';
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255 | tag.setAttribute("data-" + name, '');
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256 |
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257 | if (cssString) {
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258 | tag.appendChild(document.createTextNode(cssString));
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259 | }
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260 |
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261 | var head = document.head || document.getElementsByTagName('head')[0];
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262 |
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263 | if (relativeToTag) {
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264 | head.insertBefore(tag, relativeToTag);
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265 | } else {
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266 | head.appendChild(tag);
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267 | }
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268 |
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269 | return tag;
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270 | };
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271 |
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272 | _createClass(StyleSheet, [{
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273 | key: "length",
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274 | get: function get() {
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275 | return this._rulesCount;
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276 | }
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277 | }]);
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278 |
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279 | return StyleSheet;
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280 | }();
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281 |
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282 | exports["default"] = StyleSheet;
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283 |
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284 | function invariant(condition, message) {
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285 | if (!condition) {
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286 | throw new Error("StyleSheet: " + message + ".");
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287 | }
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288 | } |
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