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add code exploration fast start

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This tries to short-circuit multiple round-trips to llm for reading code.
It's a precursor to trying to context engineer tailored to specific tasks.
In initial experiments, it's only marginally faster than regular mode, and burns more tokens.
This commit is contained in:
Jochen
2025-11-25 16:26:53 +11:00
parent f501751bdf
commit ad198a8501
17 changed files with 1418 additions and 22 deletions
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2
crates/g3-cli/Cargo.toml
View File

@@ -7,6 +7,8 @@ description = "CLI interface for G3 AI coding agent"
[dependencies]
g3-core = { path = "../g3-core" }
g3-config = { path = "../g3-config" }
g3-planner = { path = "../g3-planner" }
g3-providers = { path = "../g3-providers" }
clap = { workspace = true }
tokio = { workspace = true }
anyhow = { workspace = true }

68
crates/g3-cli/src/lib.rs
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@@ -159,7 +159,7 @@ fn extract_coach_feedback_from_logs(
use clap::Parser;
use g3_config::Config;
use g3_core::{project::Project, ui_writer::UiWriter, Agent};
use g3_core::{project::Project, ui_writer::UiWriter, Agent, DiscoveryOptions};
use rustyline::error::ReadlineError;
use rustyline::DefaultEditor;
use std::path::Path;
@@ -247,6 +247,10 @@ pub struct Cli {
/// Enable WebDriver browser automation tools
#[arg(long)]
pub webdriver: bool,
/// Enable fast codebase discovery before first LLM turn
#[arg(long, value_name = "PATH")]
pub codebase_fast_start: Option<PathBuf>,
}
pub async fn run() -> Result<()> {
@@ -676,6 +680,7 @@ async fn run_accumulative_mode(
cli.show_code,
cli.max_turns,
cli.quiet,
cli.codebase_fast_start.clone(),
) => result,
_ = tokio::signal::ctrl_c() => {
output.print("\n⚠️ Autonomous run cancelled by user (Ctrl+C)");
@@ -727,6 +732,7 @@ async fn run_autonomous_machine(
show_code: bool,
max_turns: usize,
_quiet: bool,
_codebase_fast_start: Option<PathBuf>,
) -> Result<()> {
println!("AUTONOMOUS_MODE_STARTED");
println!("WORKSPACE: {}", project.workspace().display());
@@ -757,7 +763,7 @@ async fn run_autonomous_machine(
);
println!("TASK_START");
let result = agent.execute_task_with_timing(&task, None, false, show_prompt, show_code, true).await?;
let result = agent.execute_task_with_timing(&task, None, false, show_prompt, show_code, true, None).await?;
println!("AGENT_RESPONSE:");
println!("{}", result.response);
println!("END_AGENT_RESPONSE");
@@ -784,13 +790,14 @@ async fn run_with_console_mode(
cli.show_code,
cli.max_turns,
cli.quiet,
cli.codebase_fast_start.clone(),
)
.await?;
} else if let Some(task) = cli.task {
// Single-shot mode
let output = SimpleOutput::new();
let result = agent
.execute_task_with_timing(&task, None, false, cli.show_prompt, cli.show_code, true)
.execute_task_with_timing(&task, None, false, cli.show_prompt, cli.show_code, true, None)
.await?;
output.print_smart(&result.response);
} else {
@@ -815,12 +822,13 @@ async fn run_with_machine_mode(
cli.show_code,
cli.max_turns,
cli.quiet,
cli.codebase_fast_start.clone(),
)
.await?;
} else if let Some(task) = cli.task {
// Single-shot mode
let result = agent
.execute_task_with_timing(&task, None, false, cli.show_prompt, cli.show_code, true)
.execute_task_with_timing(&task, None, false, cli.show_prompt, cli.show_code, true, None)
.await?;
println!("AGENT_RESPONSE:");
println!("{}", result.response);
@@ -1212,7 +1220,7 @@ async fn execute_task<W: UiWriter>(
// Execute task with cancellation support
let execution_result = tokio::select! {
result = agent.execute_task_with_timing_cancellable(
input, None, false, show_prompt, show_code, true, cancellation_token.clone()
input, None, false, show_prompt, show_code, true, cancellation_token.clone(), None
) => {
result
}
@@ -1403,7 +1411,7 @@ async fn execute_task_machine(
// Execute task with cancellation support
let execution_result = tokio::select! {
result = agent.execute_task_with_timing_cancellable(
input, None, false, show_prompt, show_code, true, cancellation_token.clone()
input, None, false, show_prompt, show_code, true, cancellation_token.clone(), None
) => {
result
}
@@ -1552,6 +1560,7 @@ async fn run_autonomous(
show_code: bool,
max_turns: usize,
quiet: bool,
codebase_fast_start: Option<PathBuf>,
) -> Result<()> {
let start_time = std::time::Instant::now();
let output = SimpleOutput::new();
@@ -1684,6 +1693,39 @@ async fn run_autonomous(
output.print("🎯 Starting with player implementation");
}
// Load fast-discovery messages before the loop starts (if enabled)
let (discovery_messages, discovery_working_dir): (Vec<g3_providers::Message>, Option<String>) =
if let Some(ref codebase_path) = codebase_fast_start {
// Canonicalize the path to ensure it's absolute
let canonical_path = codebase_path.canonicalize().unwrap_or_else(|_| codebase_path.clone());
let path_str = canonical_path.to_string_lossy();
output.print(&format!("🔍 Fast-discovery mode: will explore codebase at {}", path_str));
// Get the provider from the agent and use async LLM-based discovery
match agent.get_provider() {
Ok(provider) => {
// Create a status callback that prints to output
let output_clone = output.clone();
let status_callback: g3_planner::StatusCallback = Box::new(move |msg: &str| {
output_clone.print(msg);
});
match g3_planner::get_initial_discovery_messages(&path_str, provider, Some(&status_callback)).await {
Ok(messages) => (messages, Some(path_str.to_string())),
Err(e) => {
output.print(&format!("⚠️ LLM discovery failed: {}, skipping fast-start", e));
(Vec::new(), None)
}
}
}
Err(e) => {
output.print(&format!("⚠️ Could not get provider: {}, skipping fast-start", e));
(Vec::new(), None)
}
}
} else {
(Vec::new(), None)
};
let has_discovery = !discovery_messages.is_empty();
let mut turn = 1;
let mut coach_feedback = String::new();
let mut implementation_approved = false;
@@ -1749,6 +1791,12 @@ async fn run_autonomous(
show_prompt,
show_code,
true,
if has_discovery {
Some(DiscoveryOptions {
messages: &discovery_messages,
fast_start_path: discovery_working_dir.as_deref(),
})
} else { None },
)
.await
{
@@ -1946,7 +1994,13 @@ Remember: Be clear in your review and concise in your feedback. APPROVE iff the
loop {
match coach_agent
.execute_task_with_timing(&coach_prompt, None, false, show_prompt, show_code, true)
.execute_task_with_timing(&coach_prompt, None, false, show_prompt, show_code, true,
if has_discovery {
Some(DiscoveryOptions {
messages: &discovery_messages,
fast_start_path: discovery_working_dir.as_deref(),
})
} else { None })
.await
{
Ok(result) => {

1
crates/g3-cli/src/simple_output.rs
View File

@@ -1,4 +1,5 @@
/// Simple output helper for printing messages
#[derive(Clone)]
pub struct SimpleOutput {
machine_mode: bool,
}