From 751192173fe5855358b02b86e4c90fdbb8599f76 Mon Sep 17 00:00:00 2001
From: Abdelrahman Said <said.abdelrahman@flawlessai.com>
Date: Mon, 7 Oct 2024 08:03:56 +0100
Subject: [PATCH] Implement very basic Str8 type

---
 src/core/strings/str8/str8.c | 27 +++++++++++++++++++++++++++
 src/core/strings/str8/str8.h | 25 +++++++++++++++++++++++++
 2 files changed, 52 insertions(+)
 create mode 100644 src/core/strings/str8/str8.c
 create mode 100644 src/core/strings/str8/str8.h

diff --git a/src/core/strings/str8/str8.c b/src/core/strings/str8/str8.c
new file mode 100644
index 0000000..faa4355
--- /dev/null
+++ b/src/core/strings/str8/str8.c
@@ -0,0 +1,27 @@
+#include "str8.h"
+#include <string.h>
+
+Str8 wapp_str8_lit(char *str) {
+  if (!str) {
+    return (Str8){.capacity = 0, .size = 0, .buf = (u8 *)""};
+  }
+
+  u64 size = strlen(str);
+  return (Str8){.capacity = size, .size = size, .buf = (u8 *)str};
+}
+
+char wapp_str8_get(const Str8 *str, u64 index) {
+  if (index >= str->size) {
+    return '\0';
+  }
+
+  return (char)(str->buf[index]);
+}
+
+void wapp_str8_set(Str8 *str, u64 index, char c) {
+  if (index >= str->size) {
+    return;
+  }
+
+  str->buf[index] = (u8)c;
+}
diff --git a/src/core/strings/str8/str8.h b/src/core/strings/str8/str8.h
new file mode 100644
index 0000000..3f26b2d
--- /dev/null
+++ b/src/core/strings/str8/str8.h
@@ -0,0 +1,25 @@
+#ifndef STR8_H
+#define STR8_H
+
+#include "aliases.h"
+
+#ifdef __cplusplus
+BEGIN_C_LINKAGE
+#endif // !__cplusplus
+
+typedef struct str8 Str8;
+struct str8 {
+  u64 capacity;
+  u64 size;
+  u8 *buf;
+};
+
+Str8 wapp_str8_lit(char *str);
+char wapp_str8_get(const Str8 *str, u64 index);
+void wapp_str8_set(Str8 *str, u64 index, char c);
+
+#ifdef __cplusplus
+END_C_LINKAGE
+#endif // !__cplusplus
+
+#endif // !STR8_H