feature(validateGeneration): create generation validator

Author: hozlucas28

libs/validators.c

@@ -1,6 +1,15 @@
 
+#include <limits.h>
+#include <stdio.h>
+
 #include "./utilities.h"
 
+int validateGeneration(char* generation) {
+    int generationInt;
+    sscanf(generation, "%d", &generationInt);
+    return generationInt >= INT_MIN && generationInt <= INT_MAX;
+}
+
 int validatePattern(char* userInput) {
     char* options[] = {"glider", "toad", "press", "glider cannon"};
     return isStrIn(userInput, options, 4);

libs/validators.h

@@ -2,6 +2,18 @@
 #ifndef VALIDATORS_H_INCLUDED
 #define VALIDATORS_H_INCLUDED
 
+/**
+ * @brief Validates a generation.
+ *
+ * This function checks if a provided generation string is between the minimum number, and the
+ * maximum number for a generation.
+ *
+ * @param generation The generation to be validated.
+ *
+ * @return 1 if the generation is valid, 0 otherwise.
+ */
+int validateGeneration(char* generation);
+
 /**
  * @brief Validates the pattern of user input.
  *