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helix
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engine shouldn't panic when helix.scm file fails to load

pull/8675/merge^2
mattwparas 2023-08-23 18:58:33 -07:00
parent 79f5b252d9
commit 67a5266da3
1 changed files with 81 additions and 87 deletions
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168
helix-term/src/commands/engine.rs
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@ -16,6 +16,7 @@ use once_cell::sync::Lazy;
use serde_json::Value;
use steel::{
gc::unsafe_erased_pointers::CustomReference,
rerrs::ErrorKind,
rvals::{
as_underlying_type, AsRefMutSteelValFromRef, AsRefSteelVal, FromSteelVal, IntoSteelVal,
},
@ -572,29 +573,94 @@ pub fn is_keymap(keymap: SteelVal) -> bool {
fn run_initialization_script(cx: &mut Context) {
log::info!("Loading init.scm...");
let helix_module_path = helix_loader::steel_init_file();
let helix_module_path = helix_loader::helix_module_file();
// These contents need to be registered with the path?
if let Ok(contents) = std::fs::read_to_string(&helix_module_path) {
let res = ENGINE.with(|x| {
x.borrow_mut()
// TODO: Report the error from requiring the file!
ENGINE.with(|engine| {
let res = engine.borrow_mut().run(&format!(
r#"(require "{}")"#,
helix_module_path.to_str().unwrap()
));
// Present the error in the helix.scm loading
if let Err(e) = res {
present_error(cx, e);
return;
}
let helix_path =
"__module-mangler".to_string() + helix_module_path.as_os_str().to_str().unwrap();
if let Ok(module) = engine.borrow_mut().extract_value(&helix_path) {
if let steel::rvals::SteelVal::HashMapV(m) = module {
let exported = m
.iter()
.filter(|(_, v)| v.is_function())
.map(|(k, _)| {
if let steel::rvals::SteelVal::SymbolV(s) = k {
s.to_string()
} else {
panic!("Found a non symbol!")
}
})
.collect::<HashSet<_>>();
let docs = exported
.iter()
.filter_map(|x| {
if let Ok(value) = engine.borrow_mut().run(&format!(
"(#%function-ptr-table-get #%function-ptr-table {})",
x
)) {
if let Some(SteelVal::StringV(doc)) = value.first() {
Some((x.to_string(), doc.to_string()))
} else {
None
}
} else {
None
}
})
.collect::<HashMap<_, _>>();
*EXPORTED_IDENTIFIERS.identifiers.write().unwrap() = exported;
*EXPORTED_IDENTIFIERS.docs.write().unwrap() = docs;
} else {
present_error(
cx,
SteelErr::new(
ErrorKind::Generic,
"Unable to parse exported identifiers from helix module!".to_string(),
),
);
return;
}
}
let helix_module_path = helix_loader::steel_init_file();
// These contents need to be registered with the path?
if let Ok(contents) = std::fs::read_to_string(&helix_module_path) {
let res = engine
.borrow_mut()
.run_with_reference_from_path::<Context, Context>(
cx,
"*helix.cx*",
&contents,
helix_module_path,
)
});
);
match res {
Ok(_) => {}
Err(e) => present_error(cx, e),
match res {
Ok(_) => {}
Err(e) => present_error(cx, e),
}
log::info!("Finished loading init.scm!")
} else {
log::info!("No init.scm found, skipping loading.")
}
log::info!("Finished loading init.scm!")
} else {
log::info!("No init.scm found, skipping loading.")
}
});
}
pub static KEYBINDING_QUEUE: Lazy<SharedKeyBindingsEventQueue> =
@ -1240,78 +1306,6 @@ fn configure_engine() -> std::rc::Rc<std::cell::RefCell<steel::steel_vm::engine:
// Create directory since we can't do that in the current state
engine.register_fn("hx.create-directory", create_directory);
let helix_module_path = helix_loader::helix_module_file();
engine
.run(&format!(
r#"(require "{}")"#,
helix_module_path.to_str().unwrap()
))
.unwrap();
// __module-mangler/home/matt/Documents/steel/cogs/logging/log.scm
// TODO: Use the helix.scm file located in the configuration directory instead
// let mut working_directory = std::env::current_dir().unwrap();
// working_directory.push("helix.scm");
// working_directory = working_directory.canonicalize().unwrap();
let helix_path =
"__module-mangler".to_string() + helix_module_path.as_os_str().to_str().unwrap();
// mangler/home/matt/Documents/steel/cogs/logging/log.scmlog/warn!__doc__
// let module_prefix = "mangler".to_string() + helix_module_path.as_os_str().to_str().unwrap();
let module = engine.extract_value(&helix_path).unwrap();
if let steel::rvals::SteelVal::HashMapV(m) = module {
let exported = m
.iter()
.filter(|(_, v)| v.is_function())
.map(|(k, _)| {
if let steel::rvals::SteelVal::SymbolV(s) = k {
s.to_string()
} else {
panic!("Found a non symbol!")
}
})
.collect::<HashSet<_>>();
let docs = exported
.iter()
.filter_map(|x| {
if let Ok(value) = engine.run(&format!(
"(#%function-ptr-table-get #%function-ptr-table {})",
x
)) {
if let Some(SteelVal::StringV(doc)) = value.first() {
Some((x.to_string(), doc.to_string()))
} else {
None
}
} else {
None
}
// if let Ok(steel::rvals::SteelVal::StringV(d)) =
// engine.extract_value(&(module_prefix.to_string() + x.as_str() + "__doc__"))
// {
// Some((x.to_string(), d.to_string()))
// } else {
// None
// }
})
.collect::<HashMap<_, _>>();
*EXPORTED_IDENTIFIERS.identifiers.write().unwrap() = exported;
*EXPORTED_IDENTIFIERS.docs.write().unwrap() = docs;
} else {
panic!("Unable to parse exported identifiers from helix module!")
}
std::rc::Rc::new(std::cell::RefCell::new(engine))
}