Initial release

engine/vendor/vst3sdk/vstgui4/vstgui/uidescription-scripting/tiny-js/Script.cpp

@@ -0,0 +1,95 @@
+/*
+ * TinyJS
+ *
+ * A single-file Javascript-alike engine
+ *
+ * Authored By Gordon Williams <gw@pur3.co.uk>
+ *
+ * Copyright (C) 2009 Pur3 Ltd
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is furnished to do
+ * so, subject to the following conditions:
+
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * This is a simple program showing how to use TinyJS
+ */
+
+#include "TinyJS.h"
+#include "TinyJS_Functions.h"
+#include <assert.h>
+#include <stdio.h>
+
+// const char *code = "var a = 5; if (a==5) a=4; else a=3;";
+// const char *code = "{ var a = 4; var b = 1; while (a>0) { b = b * 2; a = a - 1; } var c = 5; }";
+// const char *code = "{ var b = 1; for (var i=0;i<4;i=i+1) b = b * 2; }";
+const char* code = "function myfunc(x, y) { return x + y; } var a = myfunc(1,2); print(a);";
+
+void js_print (CScriptVar* v, void* userdata)
+{
+	printf ("> %s\n", v->getParameter ("text")->getString ().c_str ());
+}
+
+void js_dump (CScriptVar* v, void* userdata)
+{
+	CTinyJS* js = (CTinyJS*)userdata;
+	js->root->trace (">  ");
+}
+
+int main (int argc, char** argv)
+{
+	CTinyJS* js = new CTinyJS ();
+	/* add the functions from TinyJS_Functions.cpp */
+	registerFunctions (js);
+	/* Add a native function */
+	js->addNative ("function print(text)", &js_print, 0);
+	js->addNative ("function dump()", &js_dump, js);
+	/* Execute out bit of code - we could call 'evaluate' here if
+	   we wanted something returned */
+	try
+	{
+		js->execute ("var lets_quit = 0; function quit() { lets_quit = 1; }");
+		js->execute ("print(\"Interactive mode... Type quit(); to exit, or print(...); to print "
+					 "something, or dump() to dump the symbol table!\");");
+	}
+	catch (CScriptException* e)
+	{
+		printf ("ERROR: %s\n", e->text.c_str ());
+	}
+
+	while (js->evaluate ("lets_quit") == "0")
+	{
+		char buffer[2048];
+		fgets (buffer, sizeof (buffer), stdin);
+		try
+		{
+			js->execute (buffer);
+		}
+		catch (CScriptException* e)
+		{
+			printf ("ERROR: %s\n", e->text.c_str ());
+		}
+	}
+	delete js;
+#ifdef _WIN32
+#ifdef _DEBUG
+	_CrtDumpMemoryLeaks ();
+#endif
+#endif
+	return 0;
+}