From 489c393d47ac42dee939e741b732958b082539a7 Mon Sep 17 00:00:00 2001
From: Zuhaitz Méndez Fernández de Aránguiz <zuhaitz@debian>
Date: Fri, 16 Jan 2026 10:22:05 +0000
Subject: Fixed bug related to 'defer' and added some examples.

---
 examples/data/config.json    | 13 ++++++
 examples/data/json_config.zc | 99 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 112 insertions(+)
 create mode 100644 examples/data/config.json
 create mode 100644 examples/data/json_config.zc

(limited to 'examples/data')

diff --git a/examples/data/config.json b/examples/data/config.json
new file mode 100644
index 0000000..e3dfe29
--- /dev/null
+++ b/examples/data/config.json
@@ -0,0 +1,13 @@
+{
+    "server_name": "ZenServer",
+    "port": 8080,
+    "max_connections": 100,
+    "features": {
+        "logging": true,
+        "metrics": false
+    },
+    "allowed_hosts": [
+        "localhost",
+        "127.0.0.1"
+    ]
+}
diff --git a/examples/data/json_config.zc b/examples/data/json_config.zc
new file mode 100644
index 0000000..ccfb1a2
--- /dev/null
+++ b/examples/data/json_config.zc
@@ -0,0 +1,99 @@
+
+import "std/fs.zc"
+import "std/json.zc"
+import "std/map.zc"
+import "std/option.zc"
+import "std/string.zc"
+import "std/core.zc"
+
+raw {
+    typedef struct JsonValue* JsonValuePtr;
+}
+
+struct Config {
+    server_name: String;
+    port: int;
+    logging: bool;
+}
+
+fn main() {
+    var path = "examples/data/config.json";
+    
+    var content_res = File::read_all(path);
+    if content_res.is_err() {
+        !"Failed to read config file: {content_res.err}";
+        return 1;
+    }
+    
+    var json_str = content_res.unwrap();
+
+    var json_res = JsonValue::parse(json_str.c_str());
+    if json_res.is_err() {
+        !"JSON Parse Error: {json_res.err}";
+        json_str.free();
+        return 1;
+    }
+    
+    var root = json_res.unwrap();
+    
+    defer {
+        json_str.free();
+        JsonValue::free(root);
+        free(root);
+    }
+    
+    if (*root).kind.tag != JsonType::JSON_OBJECT().tag {
+         !"Expected JSON Object at root";
+         return 1;
+    }
+    
+    var config = Config { 
+        server_name: String::new("Unknown"), 
+        port: 0, 
+        logging: false 
+    };
+
+    var obj_map = (*root).object_val;
+
+    if Map<JsonValue*>::contains(obj_map, "server_name") {
+        var opt = Map<JsonValue*>::get(obj_map, "server_name");
+        var val = opt.unwrap();
+        if (*val).kind.tag == JsonType::JSON_STRING().tag {
+            config.server_name.free();
+            config.server_name = String::new((*val).string_val);
+        }
+    }
+    
+    if Map<JsonValue*>::contains(obj_map, "port") {
+        var opt = Map<JsonValue*>::get(obj_map, "port");
+        var val = opt.unwrap();
+        if (*val).kind.tag == JsonType::JSON_NUMBER().tag {
+            config.port = (int)(*val).number_val;
+        }
+    }
+    
+    if Map<JsonValue*>::contains(obj_map, "features") {
+        var opt = Map<JsonValue*>::get(obj_map, "features");
+        var features = opt.unwrap();
+        if (*features).kind.tag == JsonType::JSON_OBJECT().tag {
+            var f_obj = (*features).object_val;
+            if Map<JsonValue*>::contains(f_obj, "logging") {
+                var l_opt = Map<JsonValue*>::get(f_obj, "logging");
+                var l = l_opt.unwrap();
+                if (*l).kind.tag == JsonType::JSON_BOOL().tag {
+                    config.logging = (*l).bool_val;
+                }
+            }
+        }
+    }
+    
+    "Configuration Loaded:";
+    var s_name = config.server_name.c_str();
+    "Server:  {s_name}";
+    "Port:    {config.port}";
+    "Logging: {config.logging}";
+    
+    config.server_name.free();
+    
+    return 0;
+}
-- 
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