agentor 0.3.0

Agent-native Actor runtime — an Actor-model execution platform designed for AI Agents
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69

use anyhow::{Context, Result};
use log::LevelFilter;
use std::fs::OpenOptions;
use std::io::Write;
use std::path::Path;

/// Initialize the logging system
pub fn init(log_file: &str, log_level: &str) -> Result<()> {
    let level = parse_log_level(log_level);
    
    // Initialize env_logger which writes to stderr
    // Future: could add file logging using the log_file parameter
    env_logger::Builder::new()
        .filter_level(level)
        .format_timestamp_secs()
        .init();
    
    // Ensure log file directory exists
    if let Some(parent) = std::path::Path::new(log_file).parent() {
        if !parent.as_os_str().is_empty() {
            std::fs::create_dir_all(parent).ok();
        }
    }
    
    Ok(())
}

/// Parse log level string to LevelFilter
fn parse_log_level(level: &str) -> LevelFilter {
    match level.to_lowercase().as_str() {
        "trace" => LevelFilter::Trace,
        "debug" => LevelFilter::Debug,
        "info" => LevelFilter::Info,
        "warn" => LevelFilter::Warn,
        "error" => LevelFilter::Error,
        _ => LevelFilter::Info,
    }
}

/// Append a log entry to the log file
pub fn append_log_entry<P: AsRef<Path>>(log_file: P, entry: &str) -> Result<()> {
    let mut file = OpenOptions::new()
        .create(true)
        .append(true)
        .open(&log_file)
        .with_context(|| format!("Failed to open log file: {}", log_file.as_ref().display()))?;
    
    writeln!(file, "{}", entry)
        .with_context(|| "Failed to write log entry")?;
    
    Ok(())
}

/// Read recent log entries from the log file
pub fn read_recent_logs<P: AsRef<Path>>(log_file: P, count: usize) -> Result<Vec<String>> {
    let content = std::fs::read_to_string(&log_file)
        .with_context(|| format!("Failed to read log file: {}", log_file.as_ref().display()))?;
    
    let lines: Vec<String> = content.lines()
        .rev()
        .take(count)
        .map(|s| s.to_string())
        .collect::<Vec<_>>()
        .into_iter()
        .rev()
        .collect();
    
    Ok(lines)
}