duktape

CMakeLists.txt

@@ -6,7 +6,6 @@ set(CMAKE_CXX_STANDARD_REQUIRED True)
 
 set(CMAKE_CXX_EXTENSIONS OFF)
 set(BUILD_SHARED_LIBS OFF)
-set(CMAKE_BUILD_TYPE "Debug")
 
 set(BUILD_SHARED_LIBS OFF)
 
@@ -48,9 +47,9 @@ if(NOT TARGET spdlog)
 endif()
 
 
-ADD_EXECUTABLE(stgen3  util.cpp darkhttpd.c markdown.cpp main.cpp)
+ADD_EXECUTABLE(stgen3  util.cpp darkhttpd.c duktape/src/duktape.c markdown.cpp main.cpp)
 
-target_include_directories(stgen3 PRIVATE include)
+target_include_directories(stgen3 PRIVATE include duktape/src)
 
 add_custom_command(
     OUTPUT default-templates.h

main.cpp

@@ -31,6 +31,7 @@
 #include "util.h"
 #include "markdown.h"
 
+
 const std::string SITE_CONFIG_FNAME = "stgen.json";
 const std::string DEFAULT_PUBLISH_ROOT = "public";
 const std::string DEFAULT_SOURCE_DIR = ".";
@@ -58,6 +59,69 @@ struct runtime_config {
 runtime_config settings;
 
 
+namespace duk {
+extern "C" {
+#include <duk_config.h>
+#include <duktape.h>
+}
+
+
+class duktape {
+    duk_context *ctx;
+
+    public: 
+    duktape() {
+        ctx = duk_create_heap_default();
+    }
+
+
+    ~duktape() {
+        duk_destroy_heap(ctx);
+    }
+
+    void compile_file(std::string fname) 
+    {
+        std::string file = read_file(fname);
+        if (duk_pcompile_lstring(ctx, 0, file.c_str(), file.length()) != 0) {
+            std::cout << "Error :"  << duk_safe_to_string(ctx, -1);
+        }
+    }
+
+    void compile_text(std::string file) 
+    {
+        if (duk_pcompile_lstring(ctx, 0, file.c_str(), file.length()) != 0) {
+            std::cout << "Error :"  << duk_safe_to_string(ctx, -1);
+        }
+    }
+
+    void run()
+    {
+        duk_call(ctx, 0);
+        std::cout << "program result: " << duk_safe_to_string(ctx, -1);
+        duk_pop(ctx);
+    }
+
+
+    void test() {
+        compile_file("katex.min.js");
+        duk_call(ctx, 0);
+        duk_pop(ctx);
+        std::string line = "katex.renderToString(\"c = \\pm\\sqrt{a^2 + b^2}\", {throwOnError: false });";
+        duk_push_lstring(ctx, line.c_str(), line.length());
+        if (duk_peval(ctx) != 0) {
+            std::cout << "Error (test):"  << duk_safe_to_string(ctx, -1);
+        } else {
+            std::cout << "Result :"  << duk_safe_to_string(ctx, -1);
+        }
+
+        duk_pop(ctx);
+    }
+
+
+
+};
+
+};
 
 
 /* Fork and exec a command given in args taking input from in and sending 
@@ -858,6 +922,12 @@ int main(int argc, char **argv) {
 
     auto cmd_options = parse_options(argc, argv);
 
+
+    duk::duktape d {};
+    d.test();
+
+    exit(0);
+
     stgen::builder b (cmd_options);
     b.build();