Improve error handling - #14

Merged

jgarzik merged 8 commits into

Aug 17, 2026

Commits on Aug 17, 2026

A DEF* default must not rename a name the compiler refuses

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27d1a47
Report the BASIC line number a listing actually wrote

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6be56ad
Give every runtime error GW-BASIC's number, and add ERROR n

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9ca2bd0
Diagnose a bad numeric operand instead of panicking on it

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25cb36b
ON ERROR GOTO: make the one-way error path resumable

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b4c6ab9
RESUME, RESUME NEXT and RESUME <line>

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2441cc9
Say why ERROR is refused as a value, now that it works as a statement

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81e2d62
Print numbers the way GW-BASIC prints them

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f579e1f