feat(examples): add nested examples

README.md

@@ -49,7 +49,7 @@ fn main() {
 
     assert_eq!(config.host, "localhost");
     assert_eq!(config.port, 3000);
-    assert_eq!(config.auto_reload, false); // `Default::default()` for bool is `false`
+    assert_eq!(config.auto_reload, false); // `bool::default()` is `false`
 
     println!("Final Config: {:#?}", config);
 

filecaster/examples/data/nested.json

@@ -0,0 +1,7 @@
+{
+  "key": "json key",
+  "number": 123,
+  "nested": {
+    "inner_number": 42
+  }
+}

filecaster/examples/data/nested.toml

@@ -0,0 +1,6 @@
+key = "toml key"
+number = 456
+
+[nested]
+inner_key = "inner toml key"
+inner_number = 99

filecaster/examples/data/simple.json

@@ -2,4 +2,3 @@
   "key": "json key",
   "number": 123
 }
-

filecaster/examples/data/simple.toml

@@ -1,3 +1,2 @@
-key = "toml key"
 number = 456
-
+exists = true

filecaster/examples/nested.rs

@@ -0,0 +1,59 @@
+use filecaster::FromFile;
+use std::fs;
+
+#[derive(Debug, FromFile)]
+pub struct InnerData {
+    #[from_file(default = "inner default")]
+    pub inner_key: String,
+    #[from_file(default = 42)]
+    pub inner_number: i32,
+}
+
+#[derive(Debug, FromFile)]
+pub struct MyData {
+    #[from_file(default = "default key")]
+    pub key: String,
+    #[from_file(default = 0)]
+    pub number: i32,
+    pub nested: InnerData,
+}
+
+fn main() {
+    // Get the absolute current directory
+    let current_dir = std::env::current_dir().expect("Failed to get current directory");
+    // Path to the data directory
+    let data_dir = current_dir.join("filecaster/examples/data");
+
+    // Paths to JSON and TOML files
+    let json_path = data_dir.join("nested.json");
+    let toml_path = data_dir.join("nested.toml");
+
+    // Read and parse JSON file
+    let json_content = fs::read_to_string(&json_path)
+        .unwrap_or_else(|e| panic!("Failed to read JSON file at {:?}: {}", json_path, e));
+    let json_data: MyData = serde_json::from_str::<MyDataFile>(&json_content)
+        .unwrap_or_else(|e| panic!("Failed to parse JSON in {:?}: {}", json_path, e))
+        .into();
+
+    // Read and parse TOML file
+    let toml_content = fs::read_to_string(&toml_path)
+        .unwrap_or_else(|e| panic!("Failed to read TOML file at {:?}: {}", toml_path, e));
+    let toml_data: MyData = toml::from_str::<MyDataFile>(&toml_content)
+        .unwrap_or_else(|e| panic!("Failed to parse TOML in {:?}: {}", toml_path, e))
+        .into();
+
+    // Output the parsed data
+    dbg!(&json_data);
+    dbg!(&toml_data);
+
+    // Example assertions (adjust based on your actual file contents)
+    assert_eq!(json_data.key, "json key");
+    assert_eq!(json_data.number, 123);
+    assert_eq!(json_data.nested.inner_key, "inner default");
+    assert_eq!(json_data.nested.inner_number, 42);
+
+    assert_eq!(toml_data.key, "toml key");
+    assert_eq!(toml_data.number, 456);
+    assert_eq!(toml_data.nested.inner_key, "inner toml key");
+    assert_eq!(toml_data.nested.inner_number, 99);
+}

filecaster/examples/simple.rs

@@ -5,35 +5,44 @@ use std::fs;
 pub struct MyData {
     #[from_file(default = "default key")]
     pub key: String,
-    #[from_file(default = 0)]
-    pub number: i64,
+    pub number: i32,
+    pub exists: bool,
 }
 
 fn main() {
+    // Get the absolute current directory
     let current_dir = std::env::current_dir().expect("Failed to get current directory");
+    // Path to the data directory
     let data_dir = current_dir.join("filecaster/examples/data");
 
+    // Paths to JSON and TOML files
     let json_path = data_dir.join("simple.json");
     let toml_path = data_dir.join("simple.toml");
 
+    // Read and parse JSON file
     let json_content = fs::read_to_string(&json_path)
         .unwrap_or_else(|e| panic!("Failed to read JSON file at {:?}: {}", json_path, e));
     let json_data: MyData = serde_json::from_str::<MyDataFile>(&json_content)
         .unwrap_or_else(|e| panic!("Failed to parse JSON in {:?}: {}", json_path, e))
         .into();
 
-    assert_eq!(json_data.key, "json key".to_string());
-    assert_eq!(json_data.number, 123);
-
+    // Read and parse TOML file
     let toml_content = fs::read_to_string(&toml_path)
         .unwrap_or_else(|e| panic!("Failed to read TOML file at {:?}: {}", toml_path, e));
     let toml_data: MyData = toml::from_str::<MyDataFile>(&toml_content)
         .unwrap_or_else(|e| panic!("Failed to parse TOML in {:?}: {}", toml_path, e))
         .into();
 
-    assert_eq!(toml_data.key, "toml key".to_string());
-    assert_eq!(toml_data.number, 456);
-
+    // Output the parsed data
     dbg!(&json_data);
     dbg!(&toml_data);
+
+    // Example assertions (adjust based on your actual file contents)
+    assert_eq!(json_data.key, "json key".to_string());
+    assert_eq!(json_data.number, 123);
+    assert_eq!(json_data.exists, false); // `bool::default()` is `false`
+
+    assert_eq!(toml_data.key, "default key".to_string());
+    assert_eq!(toml_data.number, 456);
+    assert_eq!(toml_data.exists, true);
 }