Function genericPrint

src/language-html/printer-html.js:45–164

(path, options, print)

} from "./utilities/index.js";

function genericPrint(path, options, print) {
  const { node } = path;

  switch (node.kind) {
    case "root":
      if (options.__onHtmlRoot) {
        options.__onHtmlRoot(node);
      }
      return [group(printChildren(path, options, print)), hardline];
    case "element":
    case "ieConditionalComment":
      return printElement(path, options, print);

    case "angularControlFlowBlock":
      return printAngularControlFlowBlock(path, options, print);
    case "angularControlFlowBlockParameters":
      return printAngularControlFlowBlockParameters(path, options, print);
    case "angularControlFlowBlockParameter":
      return htmlWhitespace.trim(node.expression);

    case "angularLetDeclaration":
      // print like "break-after-operator" layout assignment in estree printer
      return group([
        "@let ",
        group([node.id, " =", group(indent([line, print("init")]))]),
        // semicolon is required
        ";",
      ]);
    case "angularLetDeclarationInitializer":
      // basically printed via embedded formatting
      return node.value;

    case "angularIcuExpression":
      return printAngularIcuExpression(path, options, print);
    case "angularIcuCase":
      return printAngularIcuCase(path, options, print);

    case "ieConditionalStartComment":
    case "ieConditionalEndComment":
      return [printOpeningTagStart(node), printClosingTagEnd(node)];
    case "interpolation":
      return [
        printOpeningTagStart(node, options),
        ...path.map(print, "children"),
        printClosingTagEnd(node, options),
      ];
    case "text": {
      if (node.parent.kind === "interpolation") {
        // replace the trailing literalline with hardline for better readability
        const trailingNewlineRegex = /\n[^\S\n]*$/;
        const hasTrailingNewline = trailingNewlineRegex.test(node.value);
        const value = hasTrailingNewline
          ? node.value.replace(trailingNewlineRegex, "")
          : node.value;
        return [replaceEndOfLine(value), hasTrailingNewline ? hardline : ""];
      }

      const prefix = printOpeningTagPrefix(node, options);