#![cfg(feature = "debugging")]
use crate::def_package;
use crate::module::ModuleFlags;
use crate::plugin::*;
#[cfg(feature = "no_std")]
use std::prelude::v1::*;
#[cfg(not(feature = "no_function"))]
#[cfg(not(feature = "no_index"))]
use crate::{Array, Dynamic, NativeCallContext};
#[cfg(not(feature = "no_function"))]
#[cfg(not(feature = "no_index"))]
#[cfg(not(feature = "no_object"))]
use crate::Map;
def_package! {
pub DebuggingPackage(lib) {
lib.flags |= ModuleFlags::STANDARD_LIB;
combine_with_exported_module!(lib, "debugging", debugging_functions);
}
}
#[export_module]
mod debugging_functions {
#[cfg(not(feature = "no_function"))]
#[cfg(not(feature = "no_index"))]
pub fn back_trace(ctx: NativeCallContext) -> Array {
use crate::debugger::CallStackFrame;
if let Some(ref debugger) = ctx.global_runtime_state().debugger {
debugger
.call_stack()
.iter()
.rev()
.filter(|CallStackFrame { fn_name, args, .. }| {
fn_name.as_str() != "back_trace" || !args.is_empty()
})
.map(
|frame @ CallStackFrame {
fn_name: _fn_name,
args: _args,
source: _source,
pos: _pos,
}| {
let display = frame.to_string();
#[cfg(not(feature = "no_object"))]
{
use crate::INT;
let mut map = Map::new();
map.insert("display".into(), display.into());
map.insert("fn_name".into(), _fn_name.into());
if !_args.is_empty() {
map.insert(
"args".into(),
Dynamic::from_array(_args.clone().to_vec()),
);
}
if let Some(source) = _source {
map.insert("source".into(), source.into());
}
if !_pos.is_none() {
map.insert("line".into(), (_pos.line().unwrap() as INT).into());
map.insert(
"position".into(),
(_pos.position().unwrap_or(0) as INT).into(),
);
}
Dynamic::from_map(map)
}
#[cfg(feature = "no_object")]
display.into()
},
)
.collect()
} else {
Array::new()
}
}
}