Add commands for variable introspection

imgbot
Dmitry Sharshakov 3 years ago
parent 95ba4ff5bd
commit cc66475592
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GPG Key ID: 471FD32E15FD8473

@ -307,6 +307,7 @@ impl Command {
dap_start, "Start debug session",
dap_run, "Begin program execution",
dap_continue, "Continue program execution",
dap_variable_scopes, "List variable scopes",
dap_terminate, "End debug session",
suspend, "Suspend"
);
@ -1905,6 +1906,49 @@ mod cmd {
Ok(())
}
fn variables(
cx: &mut compositor::Context,
args: &[&str],
_event: PromptEvent,
) -> anyhow::Result<()> {
use helix_lsp::block_on;
let scope = args.get(0).and_then(|arg| arg.parse::<usize>().ok());
if scope.is_none() {
cx.editor.set_status("Please provide scope ID".to_owned());
return Ok(());
}
if let Some(debugger) = &mut cx.editor.debugger {
if debugger.is_running {
cx.editor
.set_status("Cannot access variables while target is running".to_owned());
return Ok(());
}
if debugger.stack_pointer.is_none() {
cx.editor
.set_status("Cannot find current stack pointer to access variables".to_owned());
return Ok(());
}
let response = block_on(debugger.variables(scope.unwrap()));
let status = match response {
Ok(vars) => {
let mut s = String::new();
for var in vars {
s.push_str(&format!("{} = {}; ", var.name, var.value));
}
s
}
Err(_) => "Failed to get variables".to_owned(),
};
cx.editor.set_status(status);
}
Ok(())
}
pub const TYPABLE_COMMAND_LIST: &[TypableCommand] = &[
TypableCommand {
name: "quit",
@ -2143,6 +2187,13 @@ mod cmd {
doc: "Display tree sitter scopes, primarily for theming and development.",
fun: tree_sitter_scopes,
completer: None,
},
TypableCommand {
name: "variables",
alias: None,
doc: "Display variables of scope. Get scope names using a command in debug menu",
fun: variables,
completer: None,
}
];
@ -4348,6 +4399,32 @@ fn dap_continue(cx: &mut Context) {
}
}
fn dap_variable_scopes(cx: &mut Context) {
use helix_lsp::block_on;
if let Some(debugger) = &mut cx.editor.debugger {
if debugger.is_running {
cx.editor
.set_status("Cannot access variables while target is running".to_owned());
return;
}
if debugger.stack_pointer.is_none() {
cx.editor
.set_status("Cannot find current stack pointer to access variables".to_owned());
return;
}
let frame_id = debugger.stack_pointer.clone().unwrap().id;
let scopes = block_on(debugger.scopes(frame_id)).unwrap();
let mut status = String::new();
for scope in scopes.iter() {
status.push_str(&format!("{}: {}; ", scope.variables_reference, scope.name))
}
cx.editor.set_status(status);
}
}
fn dap_terminate(cx: &mut Context) {
use helix_lsp::block_on;

@ -490,6 +490,7 @@ impl Default for Keymaps {
"b" => dap_toggle_breakpoint,
"r" => dap_run,
"c" => dap_continue,
"z" => dap_variable_scopes,
"t" => dap_terminate,
},
"w" => { "Window"

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