Add transpile button

Author: vurvdev

src/JSMain.hx

@@ -1,3 +1,4 @@
+import js.html.ButtonElement;
 import js.html.TextAreaElement;
 import js.html.Event;
 import js.html.InputElement;
@@ -7,25 +8,30 @@ import base.Preprocessor;
 import base.Tokenizer;
 import base.Parser;
 
+final Preprocessor = new Preprocessor();
+final Tokenizer = new Tokenizer();
+final Parser = new Parser();
+
+final input_textarea: TextAreaElement = cast Browser.document.getElementById("input");
+final output_textarea: TextAreaElement = cast Browser.document.getElementById("output");
+
+final transpile_button: ButtonElement = cast Browser.document.getElementById("transpile");
+
+function transpile() {
+	try {
+		final processed = Preprocessor.process(input_textarea.value);
+		final tokens = Tokenizer.process(processed);
+		final ast = Parser.process(tokens);
+
+		final out_code = base.transpiler.Lua.process(ast);
+
+		output_textarea.value = out_code;
+	} catch(exception) {
+		output_textarea.value = exception.toString();
+	}
+}
+
 function main() {
-	final Preprocessor = new Preprocessor();
-	final Tokenizer = new Tokenizer();
-	final Parser = new Parser();
-
-	final input_textarea: TextAreaElement = cast Browser.document.getElementById("input");
-	final output_textarea: TextAreaElement = cast Browser.document.getElementById("output");
-
-	input_textarea.onkeypress = function(e:Event) {
-		try {
-			final processed = Preprocessor.process(input_textarea.value);
-			final tokens = Tokenizer.process(processed);
-			final ast = Parser.process(tokens);
-
-			final out_code = base.transpiler.Lua.process(ast);
-
-			output_textarea.value = out_code;
-		} catch(exception) {
-			output_textarea.value = exception.toString();
-		}
-	};
+	transpile_button.onclick = transpile;
+	input_textarea.onkeypress = transpile;
 }

static/index.html

@@ -22,6 +22,10 @@
 
 	<textarea readonly id="output" rows=50> </textarea>
 
+	<center>
+		<button id="transpile">Transpile!</button>
+	</center>
+
 	<script src="out.js"></script>
 </body>