Files
vgstation13/code/modules/scripting/Errors.dm
vageyenaman@gmail.com d5bff25b5b Modified TK to be more effective and polished. You can use the TK grab to interact with machines and stuff from far away (but you cannot pick them up!). This means you can also bonk people with items you are holding with your TK grab.
Changed the energy gun sprites to a better-looking version, made by Khodoque!

More work on NTSL. Including the ability to create comments by using // and /* insert comment here */.

Removed the traffic control machine from telecomms, as requested by Urist. NTSL is still a work in progress, and needs to be completely fool-proof before players can get anywhere near it.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@3252 316c924e-a436-60f5-8080-3fe189b3f50e
2012-03-04 21:41:51 +00:00

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/*
File: Errors
*/
/*
Class: scriptError
An error scanning or parsing the source code.
*/
/scriptError
var
/*
Var: message
A message describing the problem.
*/
message
New(msg=null)
if(msg)message=msg
BadToken
message="Unexpected token: "
var/token/token
New(token/t)
token=t
if(t&&t.line) message="[t.line]: [message]"
if(istype(t))message+="[t.value]"
else message+="[t]"
InvalidID
parent_type=/scriptError/BadToken
message="Invalid identifier name: "
ReservedWord
parent_type=/scriptError/BadToken
message="Identifer using reserved word: "
BadNumber
parent_type=/scriptError/BadToken
message = "Bad number: "
BadReturn
var/token/token
message = "Unexpected return statement outside of a function."
New(token/t)
src.token=t
EndOfFile
message = "Unexpected end of file."
ExpectedToken
message="Expected: '"
New(id, token/T)
if(T && T.line) message="[T.line]: [message]"
message+="[id]'. "
if(T)message+="Found '[T.value]'."
UnterminatedComment
message="Unterminated multi-line comment statement: expected */"
DuplicateFunction
New(name, token/t)
message="Function '[name]' defined twice."
/*
Class: runtimeError
An error thrown by the interpreter in running the script.
*/
/runtimeError
var
name
/*
Var: message
A basic description as to what went wrong.
*/
message
stack/stack
proc
/*
Proc: ToString
Returns a description of the error suitable for showing to the user.
*/
ToString()
. = "[name]: [message]"
if(!stack.Top()) return
.+="\nStack:"
while(stack.Top())
var/node/statement/FunctionCall/stmt=stack.Pop()
. += "\n\t [stmt.func_name]()"
TypeMismatch
name="TypeMismatchError"
New(op, a, b)
message="Type mismatch: '[a]' [op] '[b]'"
UnexpectedReturn
name="UnexpectedReturnError"
message="Unexpected return statement."
UnknownInstruction
name="UnknownInstructionError"
message="Unknown instruction type. This may be due to incompatible compiler and interpreter versions or a lack of implementation."
UndefinedVariable
name="UndefinedVariableError"
New(variable)
message="Variable '[variable]' has not been declared."
UndefinedFunction
name="UndefinedFunctionError"
New(function)
message="Function '[function]()' has not been defined."
DuplicateVariableDeclaration
name="DuplicateVariableError"
New(variable)
message="Variable '[variable]' was already declared."
IterationLimitReached
name="MaxIterationError"
message="A loop has reached its maximum number of iterations."
RecursionLimitReached
name="MaxRecursionError"
message="The maximum amount of recursion has been reached."
DivisionByZero
name="DivideByZeroError"
message="Division by zero attempted."
MaxCPU
name="MaxComputationalUse"
message="Maximum amount of computational cycles reached (>= 1000)."