Simple implementation.

Author: sionpixley

header.h

@@ -0,0 +1,95 @@
+#ifndef HEADER_H
+#define HEADER_H
+
+#include <iostream>
+#include <string>
+
+using std::cout;
+using std::cin;
+using std::endl;
+
+namespace sion
+{
+    template<typename type>
+    class vector
+    {
+    private:
+        type* elements;
+        size_t max_size;
+        size_t size;
+        
+    public:
+        vector()
+        {
+            max_size = 10;
+            size = 0;
+            elements = (type*)(std::malloc(max_size * sizeof(type)));
+        }
+        
+        ~vector()
+        {
+            std::free(elements);
+        }
+        
+        int push_back(type item)
+        {
+            try
+            {
+                if(size == max_size)
+                {
+                    max_size *= 2;
+                    elements = (type*)(std::realloc(elements, max_size * sizeof(type)));
+                    elements[size] = item;
+                    size += 1;
+                    return 0;
+                }
+                else
+                {
+                    elements[size] = item;
+                    size += 1;
+                    return 0;
+                }
+            }
+            catch(...)
+            {
+                return 1;
+            }
+        }
+        
+        size_t length()
+        {
+            return size;
+        }
+        
+        type pop_back()
+        {
+            if(size == 0)
+            {
+                type t;
+                return t;
+            }
+            else
+            {
+                type t = elements[size - 1];
+                elements[size - 1] = NULL;
+                size -= 1;
+                return t;
+            }
+        }
+        
+        type& operator[](size_t index)
+        {
+            if(index >= size)
+            {
+                cout << "Error. Out of bounds." << endl;
+                exit(-1);
+            }
+            else
+            {
+                return elements[index];
+            }
+        }
+    };
+}
+
+#endif // HEADER_H

info.json

@@ -0,0 +1,20 @@
+{
+    "project-name": "custom-cpp-vector",
+    "version": "v1.0.0",
+    "description": "Making a custom vector implementation.",
+    "author": "Sion Pixley",
+    "license": "MIT; LICENSE",
+    "main-file": "main.cpp",
+    "dependencies": {
+        "c++": "14"
+    },
+    "dev-dependencies": {
+        "clang": "v11.x"
+    },
+    "scripts": {
+        "build": "clang++ -O2 -std=c++14 main.cpp -o main",
+        "start": "./main",
+        "timed-start": "time ./main"
+    }
+}
+

main.cpp

@@ -0,0 +1,15 @@
+#include "header.h"
+
+int main()
+{
+    sion::vector<std::string> v;
+    for(int i = 0; i < 100000; i += 1)
+    {
+        v.push_back("hello");
+    }
+    for(int i = 0; i < v.length(); i += 1)
+    {
+        cout << v[i] << endl;
+    }
+    return 0;
+}