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Nightly /
Debugging

Icon LinkDebugging

Forc provides tools for debugging both live transactions as well as Sway unit tests. Debugging can be done via CLI or using the VSCode IDE.

Unit testing refers to "in-language" test functions annotated with #[test]. Line-by-line debugging is available within the VSCode IDE.

Live transaction refers to the testing sending a transaction to a running Fuel Client node to exercise your Sway code. Instruction-by-instruction debugging is available in the forc debug CLI.