Function printExportDeclaration

lib/printer.ts:2902–3001

(path: any, options: any, print: any)

}

function printExportDeclaration(path: any, options: any, print: any) {
  const decl = path.getValue();
  const parts: (string | Lines)[] = ["export "];
  if (decl.exportKind && decl.exportKind === "type") {
    if (!decl.declaration) {
      parts.push("type ");
    }
  }
  const shouldPrintSpaces = options.objectCurlySpacing;

  namedTypes.Declaration.assert(decl);

  if (decl["default"] || decl.type === "ExportDefaultDeclaration") {
    parts.push("default ");
  }

  if (decl.declaration) {
    parts.push(path.call(print, "declaration"));
  } else if (decl.specifiers) {
    if (
      decl.specifiers.length === 1 &&
      decl.specifiers[0].type === "ExportBatchSpecifier"
    ) {
      parts.push("*");
    } else if (decl.specifiers.length === 0) {
      parts.push("{}");
    } else if (decl.specifiers[0].type === "ExportDefaultSpecifier") {
      const unbracedSpecifiers: any[] = [];
      const bracedSpecifiers: any[] = [];

      path.each(function (specifierPath: any) {
        const spec = specifierPath.getValue();
        if (spec.type === "ExportDefaultSpecifier") {
          unbracedSpecifiers.push(print(specifierPath));
        } else {
          bracedSpecifiers.push(print(specifierPath));
        }
      }, "specifiers");

      unbracedSpecifiers.forEach((lines, i) => {
        if (i > 0) {
          parts.push(", ");
        }
        parts.push(lines);
      });

      if (bracedSpecifiers.length > 0) {
        let lines = fromString(", ").join(bracedSpecifiers);
        if (lines.getLineLength(1) > options.wrapColumn) {
          lines = concat([
            fromString(",\n").join(bracedSpecifiers).indent(options.tabWidth),
            ",",
          ]);
        }

        if (unbracedSpecifiers.length > 0) {
          parts.push(", ");
        }