homophones

Cargo.toml

@@ -2,5 +2,3 @@
 name = "anagrams"
 version = "0.1.0"
 edition = "2021"
-
-[dependencies]

src/main.rs

@@ -1,4 +1,8 @@
-use std::{collections::HashMap, io};
+use std::{
+    collections::HashMap,
+    fs::File,
+    io::{self, BufRead, BufReader},
+};
 
 type CharCount = [u8; 26];
 
@@ -28,17 +32,39 @@ fn pretty_char_count(count: CharCount) -> String {
 }
 
 fn main() {
-    let mut words: HashMap<CharCount, Vec<String>> = HashMap::new();
+    let mut dict: HashMap<String, Vec<String>> = HashMap::new();
+    // https://github.com/cmusphinx/cmudict
+    for line in BufReader::new(File::open("cmudict.dict").unwrap()).lines() {
+        let line = line.unwrap();
+        if let Some((word, phos)) = line.split_once(' ') {
+            let word = match word.split_once('(') {
+                Some((word, _)) => word,
+                None => word,
+            };
+            dict.entry(word.to_string())
+                .or_default()
+                .push(phos.to_owned());
+        }
+    }
+
+    let mut words: HashMap<(CharCount, String), Vec<String>> = HashMap::new();
     for word in io::stdin().lines() {
         let word = word.unwrap();
+        if let Some(phos) = dict.get(&word) {
             let count = char_count(&word);
-        words.entry(count).or_default().push(word);
+            for phos in phos {
+                words
+                    .entry((count, phos.clone()))
+                    .or_default()
+                    .push(word.clone());
             }
-    for (count, words) in words {
+        }
+    }
+    for ((count, phos), words) in words {
         if words.len() == 1 {
             continue;
         }
-        println!("-- {}", pretty_char_count(count));
+        println!("-- {} {phos}", pretty_char_count(count));
         for word in words {
             println!("{word}");
         }