lambda-url-resolver

URL resolver for Lambda.

In building the web site with API Gateway + Lambda, this package is useful that generates redirect URLs.

Installation

npm i lambda-url-resolver

API

getBasePath(event, options)

This function returns a base path for an event.

• event
  • An event object of Lambda Proxy Integration.
• options.basePathMap
  • See resolveUrl(url, event, options)

getCurrentUrl(event, options)

This function is equivalent to resolveUrl(event.path, event, options).

resolvePath(path, event, options)

This function resolve a path and return an absolute path. In order to do it, get a base path from event and options.

• path
  • A relative path.
• event
  • An event object of Lambda Proxy Integration.
• options.basePathMap
  • See resolveUrl(url, event, options)

resolveUrl(url, event, options)

This function resolve a url and return an absolute url.

• url
  • A relative url.
• event
  • An event object of Lambda Proxy Integration.
• options.basePathMap
  • An object that specify base paths for each domains.
  • The key is a domain, and the value is a base path against the domain.
  • If the value of the host header of the event does not match any key of this object, the following process make the base path:
    • If the value of the host header ends with .amazonaws.com, the base path is /${event.requestContext.stage}/.
    • Otherwise, the base path is /.
  • Default: {}

Related

• pambda-redirect

License

MIT