wsl-clip-core 0.5.1

Core library for wsl-clip clipboard bridge
Documentation 
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// <FILE>src/fnc_walker.rs</FILE> - <DESC>Recursive directory walker</DESC>
// <VERS>VERSION: 1.4.0 - 2025-12-08T00:00:00Z</VERS>
// <WCTX>Documented public API for external consumers.</WCTX>
// <CLOG>Added doc comments; behavior unchanged.</CLOG>

use crate::classifier::{self, ClipboardStrategy};
use crate::debug_logger::create_logger;
use anyhow::Result;
use ignore::WalkBuilder;
use std::path::PathBuf;
/// Options that control traversal and filtering.
pub struct WalkerOptions {
    pub include_binary: bool,
    pub no_ignore: bool,
    pub include_hidden: bool,
}
/// Recursively walk roots, respecting `.gitignore` unless disabled; returns
/// `(files, directory_count)`. Binary/image files are filtered unless
/// `include_binary` is true.
pub fn walk_and_expand(
    paths: &[PathBuf],
    options: &WalkerOptions,
) -> Result<(Vec<PathBuf>, usize)> {
    let log = create_logger("walker");
    let mut results = Vec::new();
    let mut dir_count = 0;
    if paths.is_empty() {
        return Ok((results, 0));
    }
    let mut builder = WalkBuilder::new(&paths[0]);
    for p in &paths[1..] {
        builder.add(p);
    }
    if options.no_ignore {
        log.debug("Disabling ignore rules (.gitignore, etc.)");
        builder.git_ignore(false).git_global(false).ignore(false);
    }
    if options.include_hidden {
        log.debug("Including hidden files");
        builder.hidden(false);
    }
    log.debug(&format!("Starting recursive walk on {} roots", paths.len()));
    for result in builder.build() {
        match result {
            Ok(entry) => {
                let path = entry.path();
                if path.is_dir() {
                    dir_count += 1;
                    continue;
                }
                if options.include_binary {
                    log.debug(&format!("Accepted file (binary check skipped): {:?}", path));
                    results.push(path.to_path_buf());
                    continue;
                }
                match classifier::inspect(path) {
                    Ok(ClipboardStrategy::Text) => {
                        log.debug(&format!("Accepted text file: {:?}", path));
                        results.push(path.to_path_buf());
                    }
                    Ok(_) => {
                        log.warn(&format!("Ignoring binary/image file: {:?}", path));
                        if !options.include_binary {
                            eprintln!("Warning: Ignoring binary file: {:?}", path);
                        }
                    }
                    Err(e) => {
                        log.warn(&format!("Failed to classify {:?}: {}", path, e));
                    }
                }
            }
            Err(err) => {
                log.error(&format!("Walker error: {}", err));
            }
        }
    }
    results.sort();
    log.info(&format!(
        "Found {} valid files in {} directories",
        results.len(),
        dir_count
    ));
    Ok((results, dir_count))
}

// <FILE>src/fnc_walker.rs</FILE> - <DESC>Recursive directory walker</DESC>
// <VERS>END OF VERSION: 1.3.0 - 2025-12-04T15:43:27Z</VERS>