add: naming.cppmain

1 files changed, 59 insertions, 0 deletions

diff --git a/src/chapter1/lesson7/naming.cpp b/src/chapter1/lesson7/naming.cpp
new file mode 100644
index 0000000..70256b2
--- /dev/null
+++ b/src/chapter1/lesson7/naming.cpp
@@ -0,0 +1,59 @@
+#include <iostream>
+#include <ostream>
+
+/*
+ * Question #1
+ *
+ * Based on how you should name a variable, indicate whether each variable name
+ * is conventional (follows best practices), unconventional (compiler will
+ * accept but does not follow best practices), or invalid (will not compile),
+ * and why.
+ *
+ */
+
+int main() {
+
+	// Assume it's obvious what we're summing
+	// Conventional
+	[[maybe_unused]] int sum {};
+
+	std::cout << "\"int sum {};\": conventional\n";
+
+	// Unconventional: starting with underscore
+	[[maybe_unused]] int _apples {};
+
+	std::cout << "\"int _apples {};\": unconventional\n";
+
+	// Unconventional: starting with capital character and whole identifier
+	// is uppercase
+	[[maybe_unused]] int VALUE {};
+	std::cout << "\"int VALUE {};\": unconventional\n";
+
+	// invalid: whitespaces are not allowed
+	//int my variable name {};
+	std::cout << "\"int my variable name {};\": invalid\n";
+
+	// Unconventional: starting with capital character
+	[[maybe_unused]] int TotalCustomers {};
+	std::cout << "\"int TotalCustomers {};\": unconventional\n";
+
+	// invalid: reserved word used for identifier
+	//int void {};
+	std::cout << "\"int void {};\": invalid\n";
+
+	// Conventional
+	[[maybe_unused]] int numFruit {};
+	std::cout << "\"int numFruit {};\": conventional\n";
+
+	// invalid: starting with a number
+	//int 3some {};
+	std::cout << "\"int 3some {};\": invalid\n";
+
+	// Conventional
+	[[maybe_unused]] int meters_of_pipe {};
+	std::cout << "\"int meters_of_pipe {};\": conventional\n";
+
+	std::cout << "\nLook comments in source code for explanations." << std::endl;
+
+	return 0;
+}