Module: Prawn::Errors

Defined in:

lib/prawn/errors.rb

Overview

Custom error classes for Prawn.

Constant Summary

InvalidTableSpan =

Raised when a table is spanned in an impossible way.

Class.new(StandardError)

NotOnPage =

This error is raised when a method requiring a current page is called without being on a page.

Class.new(StandardError)

UnknownFont =

This error is raised when Prawn cannot find a specified font.

Class.new(StandardError)

CannotFit =

Raised when Prawn is asked to draw something into a too-small box.

Class.new(StandardError)

IncompatibleStringEncoding =

This error is raised when Prawn is being used on a M17N aware VM, and the user attempts to add text that isn’t compatible with UTF-8 to their document.

Class.new(StandardError)

UnknownOption =

This error is raised when Prawn encounters an unknown key in functions that accept an options hash. This usually means there is a typo in your code or that the option you are trying to use has a different name than what you have specified.

Class.new(StandardError)

UnsupportedImageType =

This error is raised when a user attempts to embed an image of an unsupported type. This can either a completely unsupported format, or a dialect of a supported format (i.e. some types of PNG).

Class.new(StandardError)

NameTaken =

This error is raised when a named element has already been created. For example, in the stamp module, stamps must have unique names within a document.

Class.new(StandardError)

InvalidName =

This error is raised when a name is not a valid format.

Class.new(StandardError)

UndefinedObjectName =

This error is raised when an object is attempted to be referenced by name, but no such name is associated with an object.

Class.new(StandardError)

RequiredOption =

This error is raised when a required option has not been set.

Class.new(StandardError)

UnknownOutlineTitle =

This error is raised when a requested outline item with a given title does not exist.

Class.new(StandardError)

BlockRequired =

This error is raised when a block is required, but not provided.

Class.new(StandardError)

InvalidGraphicsPath =

This error is raised when a graphics method is called with improper arguments.

Class.new(StandardError)

UnrecognizedTableContent =

Raised when unrecognized content is provided for a table cell.

Class.new(StandardError)

InvalidJoinStyle =

This error is raised when an incompatible join style is specified.

Class.new(StandardError)