# Functions
JSONErrorHandler respond with simple json-formatted response, if json format was requested (defined in `Accept` header).
NewFileServer creates new file server with default settings.
StaticHTMLPageErrorHandler allows to use user-defined local file with HTML for error page generating.
# Structs
FileServer is a main file server structure (implements `http.Handler` interface).
Settings describes file server options.
# Type aliases
ErrorHandlerFunc is used as handler for errors processing.
ErrorPageTemplate is error page template in string representation.