12 lines
273 B
Text
12 lines
273 B
Text
meta def basic_monitor : vm_monitor nat :=
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{ init := 0, step := λ s, return (trace ("step " ++ s^.to_string) (s+1)) >> failure }
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run_cmd vm_monitor.register `basic_monitor
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set_option debugger true
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def f : nat → nat
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| 0 := 0
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| (a+1) := f a
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#eval trace "a" (f 4)
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