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Refined the FSM to allow easily passing in data to the even handler and state functions.

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This commit is contained in:
Zed A. Shaw 2024-09-16 07:50:04 -04:00
parent 40ba7f0b66
commit c9425aebf9
7 changed files with 75 additions and 74 deletions
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48
scratchpad/fsmtest.cpp
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@ -1,48 +0,0 @@
#include <fmt/core.h>
#include "../fsm.hpp"
using namespace fmt;
enum class MyState {
START, RUNNING, END
};
enum class MyEvent {
STARTED, PUSH, QUIT
};
class MyFSM : DeadSimpleFSM<MyState, MyEvent> {
public:
void event(MyEvent ev) override {
switch(_state) {
FSM_STATE(MyState, START, start, ev);
FSM_STATE(MyState, RUNNING, push, ev);
FSM_STATE(MyState, END, quit, ev);
}
}
void start(MyEvent ev) {
println("<<< START");
state(MyState::RUNNING);
}
void push(MyEvent ev) {
println("<<< RUN");
state(MyState::RUNNING);
}
void quit(MyEvent ev) {
println("<<< STOP");
state(MyState::END);
}
};
int main() {
MyFSM fsm;
fsm.event(MyEvent::STARTED);
fsm.event(MyEvent::PUSH);
fsm.event(MyEvent::PUSH);
fsm.event(MyEvent::PUSH);
fsm.event(MyEvent::QUIT);
}

3
scratchpad/meson.build
View file

@ -10,9 +10,6 @@ executable('jsontest', 'jsontest.cpp',
executable('threadtest', 'threadtest.cpp',
dependencies: dependencies)
executable('fsmtest', 'fsmtest.cpp',
dependencies: dependencies)
executable('badref', 'badref.cpp',
dependencies: dependencies)