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backend/node_modules/hono/dist/helper/css/common.js

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+// src/helper/css/common.ts
+var PSEUDO_GLOBAL_SELECTOR = ":-hono-global";
+var isPseudoGlobalSelectorRe = new RegExp(`^${PSEUDO_GLOBAL_SELECTOR}{(.*)}$`);
+var DEFAULT_STYLE_ID = "hono-css";
+var SELECTOR = /* @__PURE__ */ Symbol();
+var CLASS_NAME = /* @__PURE__ */ Symbol();
+var STYLE_STRING = /* @__PURE__ */ Symbol();
+var SELECTORS = /* @__PURE__ */ Symbol();
+var EXTERNAL_CLASS_NAMES = /* @__PURE__ */ Symbol();
+var CSS_ESCAPED = /* @__PURE__ */ Symbol();
+var IS_CSS_ESCAPED = /* @__PURE__ */ Symbol();
+var rawCssString = (value) => {
+  return {
+    [CSS_ESCAPED]: value
+  };
+};
+var toHash = (str) => {
+  let i = 0, out = 11;
+  while (i < str.length) {
+    out = 101 * out + str.charCodeAt(i++) >>> 0;
+  }
+  return "css-" + out;
+};
+var cssStringReStr = [
+  '"(?:(?:\\\\[\\s\\S]|[^"\\\\])*)"',
+  // double quoted string
+  "'(?:(?:\\\\[\\s\\S]|[^'\\\\])*)'"
+  // single quoted string
+].join("|");
+var minifyCssRe = new RegExp(
+  [
+    "(" + cssStringReStr + ")",
+    // $1: quoted string
+    "(?:" + [
+      "^\\s+",
+      // head whitespace
+      "\\/\\*.*?\\*\\/\\s*",
+      // multi-line comment
+      "\\/\\/.*\\n\\s*",
+      // single-line comment
+      "\\s+$"
+      // tail whitespace
+    ].join("|") + ")",
+    "\\s*;\\s*(}|$)\\s*",
+    // $2: trailing semicolon
+    "\\s*([{};:,])\\s*",
+    // $3: whitespace around { } : , ;
+    "(\\s)\\s+"
+    // $4: 2+ spaces
+  ].join("|"),
+  "g"
+);
+var minify = (css) => {
+  return css.replace(minifyCssRe, (_, $1, $2, $3, $4) => $1 || $2 || $3 || $4 || "");
+};
+var buildStyleString = (strings, values) => {
+  const selectors = [];
+  const externalClassNames = [];
+  const label = strings[0].match(/^\s*\/\*(.*?)\*\//)?.[1] || "";
+  let styleString = "";
+  for (let i = 0, len = strings.length; i < len; i++) {
+    styleString += strings[i];
+    let vArray = values[i];
+    if (typeof vArray === "boolean" || vArray === null || vArray === void 0) {
+      continue;
+    }
+    if (!Array.isArray(vArray)) {
+      vArray = [vArray];
+    }
+    for (let j = 0, len2 = vArray.length; j < len2; j++) {
+      let value = vArray[j];
+      if (typeof value === "boolean" || value === null || value === void 0) {
+        continue;
+      }
+      if (typeof value === "string") {
+        if (/([\\"'\/])/.test(value)) {
+          styleString += value.replace(/([\\"']|(?<=<)\/)/g, "\\$1");
+        } else {
+          styleString += value;
+        }
+      } else if (typeof value === "number") {
+        styleString += value;
+      } else if (value[CSS_ESCAPED]) {
+        styleString += value[CSS_ESCAPED];
+      } else if (value[CLASS_NAME].startsWith("@keyframes ")) {
+        selectors.push(value);
+        styleString += ` ${value[CLASS_NAME].substring(11)} `;
+      } else {
+        if (strings[i + 1]?.match(/^\s*{/)) {
+          selectors.push(value);
+          value = `.${value[CLASS_NAME]}`;
+        } else {
+          selectors.push(...value[SELECTORS]);
+          externalClassNames.push(...value[EXTERNAL_CLASS_NAMES]);
+          value = value[STYLE_STRING];
+          const valueLen = value.length;
+          if (valueLen > 0) {
+            const lastChar = value[valueLen - 1];
+            if (lastChar !== ";" && lastChar !== "}") {
+              value += ";";
+            }
+          }
+        }
+        styleString += `${value || ""}`;
+      }
+    }
+  }
+  return [label, minify(styleString), selectors, externalClassNames];
+};
+var cssCommon = (strings, values) => {
+  let [label, thisStyleString, selectors, externalClassNames] = buildStyleString(strings, values);
+  const isPseudoGlobal = isPseudoGlobalSelectorRe.exec(thisStyleString);
+  if (isPseudoGlobal) {
+    thisStyleString = isPseudoGlobal[1];
+  }
+  const selector = (isPseudoGlobal ? PSEUDO_GLOBAL_SELECTOR : "") + toHash(label + thisStyleString);
+  const className = (isPseudoGlobal ? selectors.map((s) => s[CLASS_NAME]) : [selector, ...externalClassNames]).join(" ");
+  return {
+    [SELECTOR]: selector,
+    [CLASS_NAME]: className,
+    [STYLE_STRING]: thisStyleString,
+    [SELECTORS]: selectors,
+    [EXTERNAL_CLASS_NAMES]: externalClassNames
+  };
+};
+var cxCommon = (args) => {
+  for (let i = 0, len = args.length; i < len; i++) {
+    const arg = args[i];
+    if (typeof arg === "string") {
+      args[i] = {
+        [SELECTOR]: "",
+        [CLASS_NAME]: "",
+        [STYLE_STRING]: "",
+        [SELECTORS]: [],
+        [EXTERNAL_CLASS_NAMES]: [arg]
+      };
+    }
+  }
+  return args;
+};
+var keyframesCommon = (strings, ...values) => {
+  const [label, styleString] = buildStyleString(strings, values);
+  return {
+    [SELECTOR]: "",
+    [CLASS_NAME]: `@keyframes ${toHash(label + styleString)}`,
+    [STYLE_STRING]: styleString,
+    [SELECTORS]: [],
+    [EXTERNAL_CLASS_NAMES]: []
+  };
+};
+var viewTransitionNameIndex = 0;
+var viewTransitionCommon = ((strings, values) => {
+  if (!strings) {
+    strings = [`/* h-v-t ${viewTransitionNameIndex++} */`];
+  }
+  const content = Array.isArray(strings) ? cssCommon(strings, values) : strings;
+  const transitionName = content[CLASS_NAME];
+  const res = cssCommon(["view-transition-name:", ""], [transitionName]);
+  content[CLASS_NAME] = PSEUDO_GLOBAL_SELECTOR + content[CLASS_NAME];
+  content[STYLE_STRING] = content[STYLE_STRING].replace(
+    /(?<=::view-transition(?:[a-z-]*)\()(?=\))/g,
+    transitionName
+  );
+  res[CLASS_NAME] = res[SELECTOR] = transitionName;
+  res[SELECTORS] = [...content[SELECTORS], content];
+  return res;
+});
+export {
+  CLASS_NAME,
+  DEFAULT_STYLE_ID,
+  EXTERNAL_CLASS_NAMES,
+  IS_CSS_ESCAPED,
+  PSEUDO_GLOBAL_SELECTOR,
+  SELECTOR,
+  SELECTORS,
+  STYLE_STRING,
+  buildStyleString,
+  cssCommon,
+  cxCommon,
+  isPseudoGlobalSelectorRe,
+  keyframesCommon,
+  minify,
+  rawCssString,
+  viewTransitionCommon
+};