Add Exceptions to throw

Registered by John Hoare

Add more exceptions to throw... This way when students/users do something wrong, its more obvious something wrong is happening.

Blueprint information

Status:
Not started
Approver:
None
Priority:
Undefined
Drafter:
None
Direction:
Needs approval
Assignee:
None
Definition:
Approved
Series goal:
None
Implementation:
Unknown
Milestone target:
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Sprints

Whiteboard

Picture Object should throw exception: Out of bounds
GetLight() and others that take strings as an argument should throw an exception if a bad string is given.

(?)

Work Items

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