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add more shell integration ansi escapes in support of vscode (#6087)

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* add more shell integration ansi escapes in support of vscode

* clippy
This commit is contained in:
Darren Schroeder 2022-07-20 15:03:29 -05:00 committed by GitHub
parent db9b88089e
commit 98126e2981
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 38 additions and 13 deletions
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18
crates/nu-cli/src/prompt_update.rs
View file

@ -15,6 +15,10 @@ pub(crate) const PROMPT_INDICATOR: &str = "PROMPT_INDICATOR";
pub(crate) const PROMPT_INDICATOR_VI_INSERT: &str = "PROMPT_INDICATOR_VI_INSERT";
pub(crate) const PROMPT_INDICATOR_VI_NORMAL: &str = "PROMPT_INDICATOR_VI_NORMAL";
pub(crate) const PROMPT_MULTILINE_INDICATOR: &str = "PROMPT_MULTILINE_INDICATOR";
// According to Daniel Imms @Tyriar, we need to do these this way:
// <133 A><prompt><133 B><command><133 C><command output>
const PRE_PROMPT_MARKER: &str = "\x1b]133;A\x1b\\";
const POST_PROMPT_MARKER: &str = "\x1b]133;B\x1b\\";
fn get_prompt_string(
prompt: &str,
@ -98,6 +102,20 @@ pub(crate) fn update_prompt<'prompt>(
is_perf_true,
);
// Now that we have the prompt string lets ansify it.
// <133 A><prompt><133 B><command><133 C><command output>
let left_prompt_string = if config.shell_integration {
match left_prompt_string {
Some(prompt_string) => Some(format!(
"{}{}{}",
PRE_PROMPT_MARKER, prompt_string, POST_PROMPT_MARKER
)),
None => left_prompt_string,
}
} else {
left_prompt_string
};
let right_prompt_string = get_prompt_string(
PROMPT_COMMAND_RIGHT,
config,

33
crates/nu-cli/src/repl.rs
View file

@ -22,9 +22,14 @@ use std::io::{self, Write};
use std::{sync::atomic::Ordering, time::Instant};
use sysinfo::SystemExt;
const PRE_PROMPT_MARKER: &str = "\x1b]133;A\x1b\\";
// According to Daniel Imms @Tyriar, we need to do these this way:
// <133 A><prompt><133 B><command><133 C><command output>
// These first two have been moved to prompt_update to get as close as possible to the prompt.
// const PRE_PROMPT_MARKER: &str = "\x1b]133;A\x1b\\";
// const POST_PROMPT_MARKER: &str = "\x1b]133;B\x1b\\";
const PRE_EXECUTE_MARKER: &str = "\x1b]133;C\x1b\\";
const CMD_FINISHED_MARKER: &str = "\x1b]133;D\x1b\\";
// This one is in get_command_finished_marker() now so we can capture the exit codes properly.
// const CMD_FINISHED_MARKER: &str = "\x1b]133;D;{}\x1b\\";
const RESET_APPLICATION_MODE: &str = "\x1b[?1l";
pub fn evaluate_repl(
@ -262,12 +267,6 @@ pub fn evaluate_repl(
}
let config = engine_state.get_config();
let shell_integration = config.shell_integration;
if shell_integration {
run_ansi_sequence(PRE_PROMPT_MARKER)?;
}
let prompt =
prompt_update::update_prompt(config, engine_state, stack, &mut nu_prompt, is_perf_true);
@ -283,6 +282,7 @@ pub fn evaluate_repl(
}
let input = line_editor.read_line(prompt);
let shell_integration = config.shell_integration;
match input {
Ok(Signal::Success(s)) => {
@ -425,20 +425,19 @@ pub fn evaluate_repl(
}
if shell_integration {
// FIXME: use variant with exit code, if apropriate
run_ansi_sequence(CMD_FINISHED_MARKER)?;
run_ansi_sequence(&get_command_finished_marker(stack, engine_state))?;
}
}
Ok(Signal::CtrlC) => {
// `Reedline` clears the line content. New prompt is shown
if shell_integration {
run_ansi_sequence(CMD_FINISHED_MARKER)?;
run_ansi_sequence(&get_command_finished_marker(stack, engine_state))?;
}
}
Ok(Signal::CtrlD) => {
// When exiting clear to a new line
if shell_integration {
run_ansi_sequence(CMD_FINISHED_MARKER)?;
run_ansi_sequence(&get_command_finished_marker(stack, engine_state))?;
}
println!();
break;
@ -449,7 +448,7 @@ pub fn evaluate_repl(
println!("Error: {:?}", err);
}
if shell_integration {
run_ansi_sequence(CMD_FINISHED_MARKER)?;
run_ansi_sequence(&get_command_finished_marker(stack, engine_state))?;
}
}
}
@ -458,6 +457,14 @@ pub fn evaluate_repl(
Ok(())
}
pub fn get_command_finished_marker(stack: &Stack, engine_state: &EngineState) -> String {
let exit_code = stack
.get_env_var(engine_state, "LAST_EXIT_CODE")
.and_then(|e| e.as_i64().ok());
format!("\x1b]133;D;{}\x1b\\", exit_code.unwrap_or(0))
}
pub fn eval_env_change_hook(
env_change_hook: Option<Value>,
engine_state: &mut EngineState,