From ff7ee3e3e070a2abee70fd93062065060118cf9e Mon Sep 17 00:00:00 2001
From: Amlal El Mahrouss <amlal@nekernel.org>
Date: Mon, 12 Jan 2026 12:10:32 +0100
Subject: chore: wip: Introduce `libNectarStd`'s Generics Library.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
---
 include/LibNectarRuntime/.keep                     |  0
 include/LibNectarStd/iostream.ncpp                 | 19 +++++++++++
 include/LibNectarStd/iterator.ncpp                 | 13 ++++++++
 .../src/Preprocessor/Preprocessor+Generic.cc       | 17 +++-------
 test/test_samples/iostream.ncpp                    |  9 +++++
 test/test_samples/ostream_test.ncpp                | 39 ----------------------
 test/test_samples/return_value.ncpp                |  6 ++++
 7 files changed, 51 insertions(+), 52 deletions(-)
 delete mode 100644 include/LibNectarRuntime/.keep
 create mode 100644 include/LibNectarStd/iostream.ncpp
 create mode 100644 include/LibNectarStd/iterator.ncpp
 create mode 100644 test/test_samples/iostream.ncpp
 delete mode 100644 test/test_samples/ostream_test.ncpp
 create mode 100644 test/test_samples/return_value.ncpp

diff --git a/include/LibNectarRuntime/.keep b/include/LibNectarRuntime/.keep
deleted file mode 100644
index e69de29..0000000
diff --git a/include/LibNectarStd/iostream.ncpp b/include/LibNectarStd/iostream.ncpp
new file mode 100644
index 0000000..ecd1132
--- /dev/null
+++ b/include/LibNectarStd/iostream.ncpp
@@ -0,0 +1,19 @@
+// Copyright 2026, Amlal El Mahrouss (amlal@nekernel.org)
+// Licensed under the Apache License, Version 2.0 (See accompanying
+// file LICENSE or copy at http://www.apache.org/licenses/LICENSE-2.0)
+// Official repository: https://github.com/nekernel-org/nectar
+
+import printf, scanf;
+
+struct ostream
+{
+    let print(let data)
+    {
+        return nil;
+    }
+
+    let scan(let fmt)
+    {
+        return nil;
+    }
+};
\ No newline at end of file
diff --git a/include/LibNectarStd/iterator.ncpp b/include/LibNectarStd/iterator.ncpp
new file mode 100644
index 0000000..fe9015d
--- /dev/null
+++ b/include/LibNectarStd/iterator.ncpp
@@ -0,0 +1,13 @@
+
+struct iterator
+{
+    let begin(let collection)
+    {
+        return nil;
+    }
+
+    let end(let collection)
+    {
+        return nil;
+    }
+};
\ No newline at end of file
diff --git a/src/CompilerKit/src/Preprocessor/Preprocessor+Generic.cc b/src/CompilerKit/src/Preprocessor/Preprocessor+Generic.cc
index efaee88..7b3c219 100644
--- a/src/CompilerKit/src/Preprocessor/Preprocessor+Generic.cc
+++ b/src/CompilerKit/src/Preprocessor/Preprocessor+Generic.cc
@@ -805,21 +805,12 @@ NECTAR_MODULE(GenericPreprocessorMain) {
 
     kMacros.push_back(macro_lang);
 
-    Detail::bpp_macro macro_size_t;
-    macro_size_t.fName  = "__SIZE_TYPE__";
-    macro_size_t.fValue = "unsigned long long int";
+    Detail::bpp_macro macro_nil;
 
-    kMacros.push_back(macro_size_t);
+    macro_nil.fName  = "nil";
+    macro_nil.fValue = "0";
 
-    macro_size_t.fName  = "__UINT32_TYPE__";
-    macro_size_t.fValue = "unsigned int";
-
-    kMacros.push_back(macro_size_t);
-
-    macro_size_t.fName  = "__UINTPTR_TYPE__";
-    macro_size_t.fValue = "unsigned long long int";
-
-    kMacros.push_back(macro_size_t);
+    kMacros.push_back(macro_nil);
 
     for (auto index = 1UL; index < argc; ++index) {
       if (skip) {
diff --git a/test/test_samples/iostream.ncpp b/test/test_samples/iostream.ncpp
new file mode 100644
index 0000000..de1e6b8
--- /dev/null
+++ b/test/test_samples/iostream.ncpp
@@ -0,0 +1,9 @@
+import iostream;
+
+let main()
+{
+    let io = iostream{};
+    let first_number = io.read_once();
+
+    return first_number;
+}
\ No newline at end of file
diff --git a/test/test_samples/ostream_test.ncpp b/test/test_samples/ostream_test.ncpp
deleted file mode 100644
index 2c4d5b2..0000000
--- a/test/test_samples/ostream_test.ncpp
+++ /dev/null
@@ -1,39 +0,0 @@
-struct iostream
-{
-    iostream()
-    {
-        return;
-    }
-
-    ~iostream()
-    {
-        return;
-    }
-
-    let write(let val)
-    {
-        return;
-    }
-
-    let read()
-    {
-        let ch = 'a';
-        return ch;
-    }
-};
-
-let dread()
-{
-    return 0;
-}
-
-let main()
-{
-    let six_seven = 67;
-
-    let io = iostream{};
-    io.read();
-    six_seven = dread();
-
-    return six_seven;
-}
diff --git a/test/test_samples/return_value.ncpp b/test/test_samples/return_value.ncpp
new file mode 100644
index 0000000..897ca15
--- /dev/null
+++ b/test/test_samples/return_value.ncpp
@@ -0,0 +1,6 @@
+let main()
+{
+    let six_seven = 67;
+
+    return six_seven;
+}
-- 
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