Added tons of opcode documentation, changed license to ISC and a lot of file refactoring.

examples/arrays.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Arrays basics
 arr = [1, 2, 3]
 print(arr)                 // -> [1, 2, 3]

examples/arrays_advanced.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Advanced Arrays Demo
 
 // Start with a basic array

examples/arrays_iter.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // for-in over an array literal
 for x in [1, 2, 3]
   print(x)                 // prints: 1, then 2, then 3

examples/builtins_conversions.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Conversions and length built-ins demo
 
 // len on array and string

examples/builtins_extended.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Built-ins: strings, array utils, iteration helpers, and math
 
 // Strings

examples/builtins_maps_and_more.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Maps, map/filter/reduce, labeled break/continue (depth), and file I/O
 
 // Map literal and indexing

examples/expressions_test.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Expressions test: arithmetic, precedence, comparisons, logical ops, unary, parentheses.
 
 print("=== Expressions test start ===")

examples/for_range_test.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // for/range test: globals, nested loops, and a function using range
 
 print("=== for/range test start ===")

examples/functions_test.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Functions test: definitions, calls, parameters, locals, returns, and if/else.
 
 print("=== Functions test start ===")

examples/have_fun.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 /*
  * Have fun in Fun
  */

examples/have_fun_function.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Have fun in Fun
 
 string s = "Have fun!"

examples/if_else_test.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Test else / else if chains and nested if-blocks (two-space indentation)
 
 print("=== if/else-if/else test ===")

examples/loops_break_continue.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // break and continue examples
 
 // 1) while loop: print odd numbers, stop after printing 7

examples/nested_loops.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Nested loops: break and continue behavior
 
 // 1) Nested for range: inner continue on j==2, inner break on j==4, outer break on i==3

examples/objects_basic.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Objects via maps: bracket access and method calls with explicit self
 
 // Construct an object as a map (attach methods later)

examples/objects_more.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Objects as maps: nested fields, methods with explicit self
 
 // A method to move a 2D point by dx, dy

examples/short_circuit_test.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Short-circuit demo for || and &&
 
 print("=== short-circuit demo ===")

examples/strings_test.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // Strings test: concatenation with variables and literals, functions returning strings
 
 print("=== strings test start ===")

examples/while_test.fun

@@ -1,5 +1,14 @@
 #!/usr/bin/env fun
 
+/*
+ * This file is part of the Fun programming language.
+ * https://hanez.org/project/fun/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the ISC license.
+ * https://opensource.org/license/isc-license-txt
+ */
+ 
 // While loops feature test: simple loops, nested with if/else, and functions
 
 print("=== while test start ===")