From 6ceea7d142619020e6b18aad97e21572cb9dd314 Mon Sep 17 00:00:00 2001
From: Loek Le Blansch <loek@pipeframe.xyz>
Date: Tue, 4 Jun 2024 14:00:40 +0200
Subject: fix magic incantation for istream reader

---
 Parser.cpp    | 20 ++++++++++++++++++++
 Parser.h      | 18 ++++++++++++++++++
 docs/Parser.h | 16 ----------------
 main.cpp      | 40 +++++++++++++++++++++-------------------
 4 files changed, 59 insertions(+), 35 deletions(-)
 create mode 100644 Parser.cpp
 create mode 100644 Parser.h
 delete mode 100644 docs/Parser.h

diff --git a/Parser.cpp b/Parser.cpp
new file mode 100644
index 0000000..d76f11a
--- /dev/null
+++ b/Parser.cpp
@@ -0,0 +1,20 @@
+#include "Parser.h"
+
+void Parser::parse(string input) const {
+	std::cout << input << std::endl;
+}
+
+istream & Parser::parse(const Parser & parser, istream & s) const {
+	string temp(std::istreambuf_iterator<char>(s), {});
+	parse(temp);
+	return s;
+}
+
+istream & operator >> (istream & s, const Parser & parser) {
+	return parser.parse(parser, s);
+}
+
+istream & operator << (const Parser & parser, istream & s) {
+	return parser.parse(parser, s);
+}
+
diff --git a/Parser.h b/Parser.h
new file mode 100644
index 0000000..58d062f
--- /dev/null
+++ b/Parser.h
@@ -0,0 +1,18 @@
+#pragma once
+
+#include <iostream>
+#include <istream>
+
+using std::istream;
+using std::string;
+
+class Parser {
+public:
+	void parse(string input) const;
+
+private:
+	istream & parse(const Parser & parser, istream & s) const;
+	friend istream & operator << (const Parser & parser, istream & s);
+	friend istream & operator >> (istream & s, const Parser & parser);
+};
+
diff --git a/docs/Parser.h b/docs/Parser.h
deleted file mode 100644
index a7c90e9..0000000
--- a/docs/Parser.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#pragma once
-
-#include <iostream>
-#include <istream>
-
-using std::ostream;
-
-class Parser {
-
-  friend void operator >> (Parser& p, std::istream& filestream) {
-    // cout assigned to another object mycout
-    std::cout << "the file contains:\n" << filestream << std::endl;
-    mycout << "Value of dx and dy are \n";
-    mycout << d.dx << " " << d.dy;
-  }
-}
diff --git a/main.cpp b/main.cpp
index 01b78b2..cca0636 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,38 +1,40 @@
+#include <cstdio>
 #include <iostream>
 #include <exception>
 #include <fstream>
 
 #include "Parser.h"
-#include "Circuit.h"
+// #include "Circuit.h"
 
 using std::cout;
 using std::endl;
-using std::fstream;
 using std::exception;
+using std::ifstream;
+using std::istream;
 
 int main(int argc, char** argv) {
-  Parser main_parser;
-  Circuit circuit;
+	Parser main_parser;
+	// Circuit circuit;
 
-  main_parser.setCircuit(circuit);
+	// main_parser.setCircuit(circuit);
 
-  fstream file{"circuits/full-adder.txt", file.out};
+	ifstream file("circuits/full-adder.txt");
 
-  try {
-    main_parser << file;
-  } catch (exception e) {
-    cout << "Parser error: " << e.what() << endl;
-    return EXIT_FAILURE;
-  }
+	try {
+		file >> main_parser;
+	} catch (exception e) {
+		cout << "Parser error: " << e.what() << endl;
+		return EXIT_FAILURE;
+	}
 
-  try {
-    circuit.run();
-  } catch (exception e) {
-    cout << "Circuit error: " << e.what() << endl;
-    return EXIT_FAILURE;
-  }
+	// try {
+	//   circuit.run();
+	// } catch (exception e) {
+	//   cout << "Circuit error: " << e.what() << endl;
+	//   return EXIT_FAILURE;
+	// }
 
-  cout << "Circuit output: " << circuit.getOutput() << endl;
+	// cout << "Circuit output: " << circuit.getOutput() << endl;
 
 	return EXIT_SUCCESS;
 }
-- 
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