From d15dbaf025df9265dce417faaa5ccf33ae04d4b5 Mon Sep 17 00:00:00 2001
From: Zuhaitz Méndez Fernández de Aránguiz <zuhaitz@debian>
Date: Sat, 17 Jan 2026 12:14:26 +0000
Subject: Fix for #31

---
 examples/comptime_fib.zc          | 25 ----------
 examples/features/comptime_fib.zc | 25 ++++++++++
 examples/features/showcase.zc     | 98 +++++++++++++++++++++++++++++++++++++++
 examples/graphics/mandelbrot.zc   | 78 +++++++++++++++++++++++++++++++
 examples/graphics/raylib_demo.zc  | 40 ++++++++++++++++
 examples/raylib_demo.zc           | 40 ----------------
 examples/showcase.zc              | 98 ---------------------------------------
 7 files changed, 241 insertions(+), 163 deletions(-)
 delete mode 100644 examples/comptime_fib.zc
 create mode 100644 examples/features/comptime_fib.zc
 create mode 100644 examples/features/showcase.zc
 create mode 100644 examples/graphics/mandelbrot.zc
 create mode 100644 examples/graphics/raylib_demo.zc
 delete mode 100644 examples/raylib_demo.zc
 delete mode 100644 examples/showcase.zc

(limited to 'examples')

diff --git a/examples/comptime_fib.zc b/examples/comptime_fib.zc
deleted file mode 100644
index 1ad2898..0000000
--- a/examples/comptime_fib.zc
+++ /dev/null
@@ -1,25 +0,0 @@
-
-fn main() {
-    comptime {
-        var N = 20;
-        var fib: long[20];
-        fib[0] = (long)0;
-        fib[1] = (long)1;
-        for var i=2; i<N; i+=1 {
-            fib[i] = fib[i-1] + fib[i-2];
-        }
-
-        printf("// Generated Fibonacci Sequence\n");
-        printf("var fibs: int[%d] = [", N);
-        for var i=0; i<N; i+=1 {
-            printf("%ld", fib[i]);
-            if (i < N-1) printf(", ");
-        }
-        printf("];\n");
-    }
-
-    print "Compile-time generated Fibonacci sequence:\n";
-    for i in 0..20 {
-        print f"fib[{i}] = {fibs[i]}\n";
-    }
-}
diff --git a/examples/features/comptime_fib.zc b/examples/features/comptime_fib.zc
new file mode 100644
index 0000000..1ad2898
--- /dev/null
+++ b/examples/features/comptime_fib.zc
@@ -0,0 +1,25 @@
+
+fn main() {
+    comptime {
+        var N = 20;
+        var fib: long[20];
+        fib[0] = (long)0;
+        fib[1] = (long)1;
+        for var i=2; i<N; i+=1 {
+            fib[i] = fib[i-1] + fib[i-2];
+        }
+
+        printf("// Generated Fibonacci Sequence\n");
+        printf("var fibs: int[%d] = [", N);
+        for var i=0; i<N; i+=1 {
+            printf("%ld", fib[i]);
+            if (i < N-1) printf(", ");
+        }
+        printf("];\n");
+    }
+
+    print "Compile-time generated Fibonacci sequence:\n";
+    for i in 0..20 {
+        print f"fib[{i}] = {fibs[i]}\n";
+    }
+}
diff --git a/examples/features/showcase.zc b/examples/features/showcase.zc
new file mode 100644
index 0000000..eca5480
--- /dev/null
+++ b/examples/features/showcase.zc
@@ -0,0 +1,98 @@
+
+include <stdio.h>
+include <stdlib.h>
+include <time.h>
+
+struct Point {
+    x: int,
+    y: int
+}
+
+enum Event {
+    Quit,
+    Click(Point),
+    KeyPress(char)
+}
+
+trait Drawable {
+    fn draw(self);
+}
+
+struct Button {
+    label: char*,
+    width: int,
+    height: int
+}
+
+impl Button {
+    fn draw(self) {
+        println "[Button: '{self.label}' size={self.width}x{self.height}]";
+    }
+}
+
+struct Container<T> {
+    item: T
+}
+
+impl Container<T> {
+    fn get(self) -> T {
+        return self.item;
+    }
+}
+
+fn run_op(a: int, b: int, op: fn(int, int) -> int) -> int {
+    return op(a, b);
+}
+
+fn process_event(e: Event) {
+    match e {
+        Event::Quit => {
+            println "Event: Quit received. Shutting down...";
+        },
+        Event::Click(p) => {
+            println "Event: Mouse Clicked at ({p.x}, {p.y})";
+        },
+        Event::KeyPress(k) => {
+            println "Event: Key Pressed '{k}'";
+        },
+        _ => {
+            println "Event: Unknown";
+        }
+    }
+}
+
+fn main() {
+    defer { println "End of demo!"; }
+    defer { println "Cleaning up resources..."; }
+
+    println "=> Generics and traits.";
+    var btn = Button { 
+        label: "Submit", 
+        width: 120, 
+        height: 40 
+    };
+
+    var container = Container<Button> { item: btn };
+    
+    var b = container.get();
+    b.draw();
+    println "";
+
+    println "=> Enums and pattern matching.";
+    var events: Event[4] = [
+        Event::Click(Point { x: 150, y: 300 }),
+        Event::KeyPress('Z'),
+        Event::Click(Point { x: 42, y: 0 }),
+        Event::Quit()
+    ];
+
+    for i in 0..4 {
+        process_event(events[i]);
+    }
+    println "";
+
+    println "=> Lambdas";
+    var sum = run_op(10, 20, (a, b) -> a + b);
+    println "10 + 20 = {sum}";
+    println "";
+}
diff --git a/examples/graphics/mandelbrot.zc b/examples/graphics/mandelbrot.zc
new file mode 100644
index 0000000..f3fa4bd
--- /dev/null
+++ b/examples/graphics/mandelbrot.zc
@@ -0,0 +1,78 @@
+
+struct Complex {
+    re: float,
+    im: float,
+}
+
+fn complex_make(re: float, im: float) -> Complex {
+    return Complex { re: re, im: im };
+}
+
+fn complex_add(a: Complex, b: Complex) -> Complex {
+    return Complex { re: a.re + b.re, im: a.im + b.im };
+}
+
+fn complex_mul(a: Complex, b: Complex) -> Complex {
+    return Complex {
+        re: a.re * b.re - a.im * b.im,
+        im: a.re * b.im + a.im * b.re
+    };
+}
+
+fn complex_abs2(z: Complex) -> float {
+    return z.re * z.re + z.im * z.im;
+}
+
+fn complex_print(z: Complex) {
+    println "{z.re}{z.im}i";
+}
+
+fn pick_char(iter: int, max_iter: int, edge_chars: char[], edge_count: int) -> char {
+    if (iter >= max_iter) { return ' '; }
+    if (iter <= 0) { return edge_chars[0]; }
+
+    var t: float = ((float)iter) / ((float)max_iter);
+    var idx: int = (int)(t * ((float)(edge_count - 1)));
+
+    if (idx < 0) { idx = 0; }
+    if (idx >= edge_count) { idx = edge_count - 1; }
+
+    return edge_chars[idx];
+}
+
+fn main() {
+    var width: int = 120;
+    var height: int = 40;
+    var max_iter: int = 200;
+
+    var edge_chars: char[12] = [ '#', '@', '%', '8', '&', '*', '+', '=', '-', ':', '.', ',' ];
+    var edge_count: int = 12;
+
+    var min_re: float = -2.2;
+    var max_re: float =  1.0;
+    var min_im: float = -1.2;
+    var max_im: float =  1.2;
+
+    for y in 0..height {
+        var im: float =
+            max_im - (max_im - min_im) * ( ((float)y) / ((float)(height - 1)) );
+
+        for x in 0..width {
+            var re: float =
+                min_re + (max_re - min_re) * ( ((float)x) / ((float)(width - 1)) );
+
+            var c: Complex = complex_make(re, im);
+            var z: Complex = complex_make(0.0, 0.0);
+
+            var iter: int = 0;
+            while (iter < max_iter and complex_abs2(z) <= 4.0) {
+                z = complex_add(complex_mul(z, z), c);
+                iter += 1;
+            }
+
+            var pixel = pick_char(iter, max_iter, edge_chars, edge_count);
+            print "{pixel}";
+        }
+        print "\n";
+    }
+}
diff --git a/examples/graphics/raylib_demo.zc b/examples/graphics/raylib_demo.zc
new file mode 100644
index 0000000..77b661e
--- /dev/null
+++ b/examples/graphics/raylib_demo.zc
@@ -0,0 +1,40 @@
+//> link: -lraylib -lm
+
+import "raylib.h" as raylib;
+
+fn main() {
+    raylib::InitWindow(800, 600, "Zen C + Raylib");
+    defer raylib::CloseWindow();
+
+    raylib::SetTargetFPS(60);
+    
+    var x = 400;
+    var y = 300;
+    var dx = 5;
+    var dy = 4;
+    var radius = 30;
+    
+    while !raylib::WindowShouldClose() 
+    {
+        x += dx;
+        y += dy;
+        
+        if x - radius < 0 || x + radius > 800 {
+            dx = -dx;
+        }
+        if y - radius < 0 || y + radius > 600 {
+            dy = -dy;
+        }
+        
+        raylib::BeginDrawing();
+        raylib::ClearBackground(RAYWHITE);
+        
+        raylib::DrawText("Zen C + Raylib Demo!", 250, 20, 30, DARKGRAY);
+        
+        raylib::DrawCircle(x, y, (float)radius, RED);
+        
+        raylib::DrawFPS(10, 10);
+        
+        raylib::EndDrawing();
+    }
+}
diff --git a/examples/raylib_demo.zc b/examples/raylib_demo.zc
deleted file mode 100644
index 77b661e..0000000
--- a/examples/raylib_demo.zc
+++ /dev/null
@@ -1,40 +0,0 @@
-//> link: -lraylib -lm
-
-import "raylib.h" as raylib;
-
-fn main() {
-    raylib::InitWindow(800, 600, "Zen C + Raylib");
-    defer raylib::CloseWindow();
-
-    raylib::SetTargetFPS(60);
-    
-    var x = 400;
-    var y = 300;
-    var dx = 5;
-    var dy = 4;
-    var radius = 30;
-    
-    while !raylib::WindowShouldClose() 
-    {
-        x += dx;
-        y += dy;
-        
-        if x - radius < 0 || x + radius > 800 {
-            dx = -dx;
-        }
-        if y - radius < 0 || y + radius > 600 {
-            dy = -dy;
-        }
-        
-        raylib::BeginDrawing();
-        raylib::ClearBackground(RAYWHITE);
-        
-        raylib::DrawText("Zen C + Raylib Demo!", 250, 20, 30, DARKGRAY);
-        
-        raylib::DrawCircle(x, y, (float)radius, RED);
-        
-        raylib::DrawFPS(10, 10);
-        
-        raylib::EndDrawing();
-    }
-}
diff --git a/examples/showcase.zc b/examples/showcase.zc
deleted file mode 100644
index eca5480..0000000
--- a/examples/showcase.zc
+++ /dev/null
@@ -1,98 +0,0 @@
-
-include <stdio.h>
-include <stdlib.h>
-include <time.h>
-
-struct Point {
-    x: int,
-    y: int
-}
-
-enum Event {
-    Quit,
-    Click(Point),
-    KeyPress(char)
-}
-
-trait Drawable {
-    fn draw(self);
-}
-
-struct Button {
-    label: char*,
-    width: int,
-    height: int
-}
-
-impl Button {
-    fn draw(self) {
-        println "[Button: '{self.label}' size={self.width}x{self.height}]";
-    }
-}
-
-struct Container<T> {
-    item: T
-}
-
-impl Container<T> {
-    fn get(self) -> T {
-        return self.item;
-    }
-}
-
-fn run_op(a: int, b: int, op: fn(int, int) -> int) -> int {
-    return op(a, b);
-}
-
-fn process_event(e: Event) {
-    match e {
-        Event::Quit => {
-            println "Event: Quit received. Shutting down...";
-        },
-        Event::Click(p) => {
-            println "Event: Mouse Clicked at ({p.x}, {p.y})";
-        },
-        Event::KeyPress(k) => {
-            println "Event: Key Pressed '{k}'";
-        },
-        _ => {
-            println "Event: Unknown";
-        }
-    }
-}
-
-fn main() {
-    defer { println "End of demo!"; }
-    defer { println "Cleaning up resources..."; }
-
-    println "=> Generics and traits.";
-    var btn = Button { 
-        label: "Submit", 
-        width: 120, 
-        height: 40 
-    };
-
-    var container = Container<Button> { item: btn };
-    
-    var b = container.get();
-    b.draw();
-    println "";
-
-    println "=> Enums and pattern matching.";
-    var events: Event[4] = [
-        Event::Click(Point { x: 150, y: 300 }),
-        Event::KeyPress('Z'),
-        Event::Click(Point { x: 42, y: 0 }),
-        Event::Quit()
-    ];
-
-    for i in 0..4 {
-        process_event(events[i]);
-    }
-    println "";
-
-    println "=> Lambdas";
-    var sum = run_op(10, 20, (a, b) -> a + b);
-    println "10 + 20 = {sum}";
-    println "";
-}
-- 
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