compiler/errorhandling

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This module contains support code for new-styled error handling via an nkError node kind.

Types

ErrorKind = enum
  RawTypeMismatchError, ExpressionCannotBeCalled, CustomError,
  WrongNumberOfArguments, AmbiguousCall
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Procs

proc errorSubNode(n: PNode): PNode {....raises: [], tags: [].}
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proc errorToString(config: ConfigRef; n: PNode): string {.
    ...raises: [ValueError, Exception, KeyError], tags: [RootEffect, ReadDirEffect].}
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proc newError(wrongNode: PNode; k: ErrorKind; args: varargs[PNode]): PNode {.
    ...raises: [], tags: [].}
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proc newError(wrongNode: PNode; msg: string): PNode {....raises: [], tags: [].}
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