ast

Author: hikariatama

Makefile

@@ -2,19 +2,19 @@
 
 build:
 	@$(MAKE) -C compiler build $(MAKEOVERRIDES)
-	LEXER_PATH=$$(dirname $(abspath $(lastword $(MAKEFILE_LIST))))/compiler/bin/Release/net9.0/CompilersApp \
+	ANALYZER_PATH=$$(dirname $(abspath $(lastword $(MAKEFILE_LIST))))/compiler/bin/Release/net9.0/CompilersApp \
 		$(MAKE) -C frontend build $(MAKEOVERRIDES)
 
 dev:
 	(nodemon --watch compiler --ext cs --ignore compiler/obj \
 		--exec "make -C compiler build && echo 'Rebuilt compiler'") & \
 	echo "Starting frontend development server..."; \
-	LEXER_PATH=$$(dirname $(abspath $(lastword $(MAKEFILE_LIST))))/compiler/bin/Release/net9.0/CompilersApp \
+	ANALYZER_PATH=$$(dirname $(abspath $(lastword $(MAKEFILE_LIST))))/compiler/bin/Release/net9.0/CompilersApp \
 		$(MAKE) -C frontend dev $(MAKEOVERRIDES) -- $(ARGS) & \
 	wait
 
 start:
-	LEXER_PATH=$$(dirname $(abspath $(lastword $(MAKEFILE_LIST))))/compiler/bin/Release/net9.0/CompilersApp \
+	ANALYZER_PATH=$$(dirname $(abspath $(lastword $(MAKEFILE_LIST))))/compiler/bin/Release/net9.0/CompilersApp \
 		$(MAKE) -C frontend start $(MAKEOVERRIDES) -- $(ARGS)
 
 install:

compiler/Program.cs

@@ -1,3 +1,7 @@
+using System.Text;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
 public class Program
 {
     public static void Main(string[] args)
@@ -71,18 +75,37 @@ public static void Main(string[] args)
             return;
         }
 
-        Lexer scanner = new Lexer(sourceCode);
-        IReadOnlyList<Token> tokens = scanner.ScanTokens();
+        TextWriter writer = outputFile != null
+            ? new StreamWriter(outputFile, false, new UTF8Encoding(false))
+            : Console.Out;
 
-        using (var writer = outputFile != null ? new StreamWriter(outputFile) : Console.Out)
+        try
         {
-            var options = new System.Text.Json.JsonSerializerOptions
+            var tokens = new Lexer(sourceCode).ScanTokens();
+            var analyzer = new Analyzer();
+            var ast = analyzer.analyze(tokens);
+            var options = new JsonSerializerOptions
             {
-                WriteIndented = true,
-                Converters = { new System.Text.Json.Serialization.JsonStringEnumConverter() }
+                Converters = { new JsonStringEnumConverter() },
+                MaxDepth = 2048
             };
-            var json = System.Text.Json.JsonSerializer.Serialize(tokens, options);
+            var json = JsonSerializer.Serialize(ast, options);
             writer.WriteLine(json);
         }
+        catch (SyntaxError e)
+        {
+            Console.Error.WriteLine(e.Message);
+            Environment.ExitCode = 1;
+        }
+        catch (Exception e)
+        {
+            Console.Error.WriteLine(e.Message);
+            Environment.ExitCode = 1;
+        }
+        finally
+        {
+            if (!ReferenceEquals(writer, Console.Out))
+                writer.Dispose();
+        }
     }
 }