From 59ecb61463119e77637214e3c298c422c4537ea0 Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <clyne@bitgloo.com>
Date: Thu, 9 Feb 2023 14:01:05 -0500
Subject: parse files

---
 alee.cpp | 57 ++++++++++++++++++++++++++++++++++++++-------------------
 1 file changed, 38 insertions(+), 19 deletions(-)

(limited to 'alee.cpp')

diff --git a/alee.cpp b/alee.cpp
index 8ca209c..265982c 100644
--- a/alee.cpp
+++ b/alee.cpp
@@ -19,40 +19,59 @@
 #include "memdict.hpp"
 #include "parser.hpp"
 
+#include <fstream>
 #include <iostream>
+#include <vector>
 
-// : variable create 0 , ;
-// : create here constant ;
-// : constant
+static void parseLine(Parser&, State&, std::string_view);
+static void parseFile(Parser&, State&, std::istream&);
 
-int main()
+int main(int argc, char *argv[])
 {
     MemDict dict;
     State state (dict);
     Parser parser;
 
-    for (;;) {
-	std::string line;
-	std::cout << state.size() << ' ' << state.compiling << "> ";
-	std::getline(std::cin, line);
-
-	ParseStatus r;
-	std::string_view lv (line);
-	do {
-	    r = parser.parse(state, lv);
-	} while (r == ParseStatus::Continue);
-
-	if (r != ParseStatus::Finished)
-	    std::cout << "r " << to_string(r) << std::endl;
+    std::vector args (argv + 1, argv + argc);
+    for (const auto& a : args) {
+        std::ifstream file (a);
+	parseFile(parser, state, file);
     }
 
+    //std::cout << state.size() << ' ' << state.compiling << "> ";
+    parseFile(parser, state, std::cin);
+
     return 0;
 }
 
 int user_sys(State& state)
 {
-    const auto value = state.pop();
-    std::cout << value << std::endl;
+    switch (state.pop()) {
+    case 0:
+        std::cout << state.pop() << std::endl;
+	break;
+    }
+
     return 0;
 }
 
+void parseLine(Parser& parser, State& state, std::string_view line)
+{
+    ParseStatus r;
+    do {
+        r = parser.parse(state, line);
+    } while (r == ParseStatus::Continue);
+
+    if (r != ParseStatus::Finished)
+        std::cout << "r " << to_string(r) << std::endl;
+}
+
+void parseFile(Parser& parser, State& state, std::istream& file)
+{
+    while (file.good()) {
+        std::string line;
+        std::getline(file, line);
+        parseLine(parser, state, line);
+    }
+}
+
-- 
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