Refactored examples directory structure. No code changes. (0.39.15)

examples/extra/libsql/libsql_example.fun

@@ -0,0 +1,59 @@
+#!/usr/bin/env fun
+
+/*
+ * This file is part of the Fun programming language.
+ * https://fun-lang.xyz/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the Apache-2.0 license.
+ * https://opensource.org/license/apache-2-0
+ *
+ * Added: 2025-11-26
+ */
+
+// Demonstrates the optional libSQL extension
+// Build with: cmake -S . -B build -DFUN_WITH_LIBSQL=ON && cmake --build build
+
+// Prepare sample DB from SQL if needed (requires sqlite3 CLI installed)
+// Create it once with:
+// sqlite3 ./database.sqlite < ./examples/data/database.sql
+
+number h = libsql_open("./database.sqlite")
+if h == 0
+  print("Failed to open libSQL database")
+else
+  libsql_exec(h, "CREATE TABLE IF NOT EXISTS todos(id INTEGER PRIMARY KEY, title TEXT, done INT)")
+  libsql_exec(h, "DELETE FROM todos")
+  libsql_exec(h, "INSERT INTO todos(title, done) VALUES('Buy milk', 0)")
+  libsql_exec(h, "INSERT INTO todos(title, done) VALUES('Write code', 1)")
+
+  rows = libsql_query(h, "SELECT id, title, done FROM todos ORDER BY id")
+  for row in rows
+    print(to_string(row["id"]) + ": " + to_string(row["title"]) + " (done="+to_string(row["done"]) + ")")
+
+  rows = libsql_query(h, "SELECT id, title, done, created_at FROM tasks ORDER BY id;")
+  print("Tasks (" + to_string(len(rows)) + "):")
+  for row in rows
+    string status = "✘"
+    if row["done"] == 1
+      status = "✔"
+    print("- [" + status + "] (#" + to_string(row["id"]) + ") " + to_string(row["title"]) + " — " + to_string(row["created_at"]))
+
+  number rc = libsql_exec(h, "INSERT INTO tasks (title, done) VALUES ('Try Fun + SQLite', 0);")
+  print("Insert rc=" + to_string(rc))
+
+  rows2 = libsql_query(h, "SELECT count(*) AS cnt FROM tasks;")
+  print("Total tasks now: " + to_string(rows2[0]["cnt"]))
+
+  libsql_close(h)
+
+/* Example output:
+1: Buy milk (done=0)
+2: Write code (done=1)
+Tasks (3):
+- [✔] (#1) Write Fun + SQLite example — 2025-11-26 23:20:41
+- [✘] (#2) Ship optional feature flag — 2025-11-26 23:20:41
+- [✘] (#3) Celebrate with coffee — 2025-11-26 23:20:41
+Insert rc=0
+Total tasks now: 4
+*/