Improve type checking error messages

tdenniston / bish

Bish is a language that compiles to Bash. It's designed to give shell scripting a more comfortable and modern feel.

MIT License

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Improve type checking error messages #56

Closed tdenniston closed 9 years ago

tdenniston commented 9 years ago

The type checker simply fails an assertion if some statement fails to typecheck. It would be nice if these messages point to the line number of the error.