Parsing rust cratename from toml, instead of filepath

Cargo.toml

@@ -17,4 +17,5 @@ path = "src/main.rs"
 [dependencies]
 regex = "1.10.2"
 serde_json = "1.0.111"
+toml = "0.8.12"
 walkdir = "2.4.0"

src/main.rs

@@ -1,14 +1,19 @@
 use regex::Regex;
 use std::collections::{HashMap, HashSet};
-use std::fs::File;
+use std::fs::{read_to_string, File};
 use std::io::{self, BufRead};
-use std::path::Path;
+use std::path::{Path, PathBuf};
+use toml::Table;
 use walkdir::WalkDir;
 
 fn is_crate_directory(crate_dir: &Path) -> bool {
   crate_dir.join("Cargo.toml").exists()
 }
 
+fn get_toml_path(crate_dir: &Path) -> PathBuf {
+  crate_dir.join("Cargo.toml")
+}
+
 fn main() -> io::Result<()> {
   let patterns = [
     ("panic", Regex::new(r"panic!\(").unwrap(), "🚨"),
@@ -55,13 +60,22 @@ fn main() -> io::Result<()> {
     let crate_path = entry.path();
 
     if is_crate_directory(crate_path) {
-      let crate_name = crate_path
-        .canonicalize()
-        .unwrap_or_default()
-        .file_name()
-        .and_then(|name| name.to_str())
-        .unwrap_or_default()
-        .to_string();
+      let toml_path = get_toml_path(crate_path);
+      let toml_content = read_to_string(toml_path).unwrap_or_default();
+      let toml_parsed = toml_content.parse::<Table>().unwrap_or_default();
+
+      // check if relevant toml keys exist. panics if keys do not exist and access is attempted
+      if !toml_parsed.contains_key("package") {
+        continue;
+      }
+      if !match toml_parsed["package"].as_table() {
+        Some(x) => x.contains_key("name"),
+        None => continue
+      } {
+        continue;
+      }
+
+      let crate_name = toml_parsed["package"]["name"].as_str().unwrap_or_default().to_string();
 
       if crate_name.is_empty()
         || crate_name == exclude_crate_name
@@ -72,12 +86,6 @@ fn main() -> io::Result<()> {
 
       let mut pattern_counts: HashMap<&str, (usize, String)> = HashMap::new();
 
-      let crate_name = crate_path
-        .file_name()
-        .and_then(|name| name.to_str())
-        .unwrap_or_default()
-        .to_string();
-
       for entry in WalkDir::new(crate_path).into_iter().filter_map(|e| e.ok()) {
         if entry.file_type().is_file() && entry.path().extension().map_or(false, |ext| ext == "rs")
         {