Serial word counter

word_counter.rs

use std::fs;
use std::path::{Path, PathBuf};
use std::collections::HashMap;
use std::fs::read_to_string;

fn main() -> Result<(), std::io::Error> {
    let mut word_counts = HashMap::new();
    let mut files: Vec<PathBuf> = vec!();
    for entry in fs::read_dir("/mnt/c/Users/tahmi/source/repos/shopup-lite/server/controllers")? {
        let p = entry?.path();
        if(!p.is_dir()) {
            files.push(p);
        }
    };

    println!("files count = {}", files.len());

    for p in files {
        count_words(&mut word_counts, read_to_string(p)?.split(" ").collect::<Vec<&str>>());
    }
    // let content = fs::read_to_string("/mnt/c/Users/tahmi/source/repos/shopup-lite/")?;
    // let words = content.split(" ");
    // for word in words {
    // *word_counts.entry(word).or_insert(0) += 1;
    // }

    for (word, count) in word_counts {
        if(count > 10) {
            println!("{} {}", count, word);
        }
    }
    Ok(())
}

fn count_words(wc: &mut HashMap<String, i32>, content: Vec<&str>) {
    for word in content {
        *wc.entry(word.to_owned()).or_insert(0) += 1;
    }
}