79 lines
2.1 KiB
Rust
79 lines
2.1 KiB
Rust
#![cfg(feature = "debugging")]
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use rhai::{Dynamic, Engine, EvalAltResult, INT};
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#[cfg(not(feature = "no_index"))]
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use rhai::Array;
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#[cfg(not(feature = "no_object"))]
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use rhai::Map;
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#[test]
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fn test_debugging() -> Result<(), Box<EvalAltResult>> {
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let engine = Engine::new();
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#[cfg(not(feature = "no_function"))]
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#[cfg(not(feature = "no_index"))]
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{
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let r = engine.eval::<Array>(
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"
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fn foo(x) {
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if x >= 5 {
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stack_trace()
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} else {
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foo(x+1)
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}
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}
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foo(0)
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",
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)?;
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assert_eq!(r.len(), 6);
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assert_eq!(engine.eval::<INT>("len(stack_trace())")?, 0);
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}
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Ok(())
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}
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#[test]
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#[cfg(not(feature = "no_object"))]
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fn test_debugger_state() -> Result<(), Box<EvalAltResult>> {
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let mut engine = Engine::new();
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engine.on_debugger(
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|| {
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// Say, use an object map for the debugger state
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let mut state = Map::new();
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// Initialize properties
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state.insert("hello".into(), (42 as INT).into());
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state.insert("foo".into(), false.into());
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Dynamic::from_map(state)
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},
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|context, _, _, _| {
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// Get global runtime state
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let global = context.global_runtime_state_mut();
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// Get debugger
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let debugger = &mut global.debugger;
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// Print debugger state - which is an object map
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println!("Current state = {}", debugger.state());
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// Modify state
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let mut state = debugger.state_mut().write_lock::<Map>().unwrap();
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let hello = state.get("hello").unwrap().as_int().unwrap();
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state.insert("hello".into(), (hello + 1).into());
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state.insert("foo".into(), true.into());
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state.insert("something_new".into(), "hello, world!".into());
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// Continue with debugging
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Ok(rhai::debugger::DebuggerCommand::StepInto)
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},
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);
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engine.run("let x = 42;")?;
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Ok(())
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}
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