@upyo/core
Version:
Simple email sending library for Node.js, Deno, Bun, and edge functions
13 lines (11 loc) • 818 B
JavaScript
//#region src/attachment.ts
/**
* Checks if the provided value is an {@link Attachment} object.
* @param attachment The value to check.
* @return `true` if the value is an {@link Attachment}, otherwise `false`.
*/
function isAttachment(attachment) {
return typeof attachment === "object" && attachment !== null && "inline" in attachment && "filename" in attachment && "content" in attachment && "contentType" in attachment && "contentId" in attachment && typeof attachment.inline === "boolean" && typeof attachment.filename === "string" && (attachment.content instanceof Uint8Array || attachment.content instanceof Promise && typeof attachment.content.then === "function") && typeof attachment.contentType === "string" && typeof attachment.contentId === "string";
}
//#endregion
exports.isAttachment = isAttachment;