/* Strictness status is preserved. */ static duk_ret_t test_strict(duk_context *ctx) { duk_compile_string(ctx, DUK_COMPILE_FUNCTION, "function () {\n" " var strict = (function () { return !this; })();\n" " print('strict: ' + strict);\n" "}"); duk_dump_function(ctx); duk_load_function(ctx); duk_call(ctx, 0); duk_pop(ctx); duk_compile_string(ctx, DUK_COMPILE_FUNCTION, "function () {\n" " 'use strict';\n" " var strict = (function () { return !this; })();\n" " print('strict: ' + strict);\n" "}"); duk_dump_function(ctx); duk_load_function(ctx); duk_call(ctx, 0); duk_pop(ctx); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Name binding for function expressions is preserved, it is important * for recursive functions. */ static duk_ret_t test_name_binding_funcexpr(duk_context *ctx) { duk_eval_string(ctx, "(function () {\n" " var f = function test() { print('i am a ' + typeof test); };\n" " return f;\n" "})()"); duk_dup_top(ctx); duk_call(ctx, 0); /* undumped */ duk_pop(ctx); duk_dump_function(ctx); duk_load_function(ctx); duk_call(ctx, 0); /* dump/load */ duk_pop(ctx); duk_eval_string(ctx, "(function () {\n" " var f = function test(n) { print(n); if (n > 0) { test(n - 1); } };\n" " return f;\n" "})()"); duk_dup_top(ctx); duk_push_int(ctx, 5); duk_call(ctx, 1); /* undumped */ duk_pop(ctx); duk_dump_function(ctx); duk_load_function(ctx); duk_push_int(ctx, 7); duk_call(ctx, 1); /* dump/load */ duk_pop(ctx); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Basic dump/load test which exercises all constant types and has an inner * function. Hex dumping the bytecode provides an exact test case dependency * to the dump format so that any accidental changes break the test. */ static duk_ret_t test_basic(duk_context *ctx) { unsigned char *p; duk_size_t i, sz; /* Integer constants generate LDINT now so also use a fractional * constant to exercise number constants. * * Compiled as a program; force source filename. */ duk_push_string(ctx, "print('hello', (function adder(x,y) { return x+y; })(1, 2), 3.14);"); duk_push_string(ctx, "fakeFilename.js"); duk_compile(ctx, 0); duk_dump_function(ctx); printf("dump result type: %d\n", (int) duk_get_type(ctx, -1)); fflush(stdout); p = (unsigned char *) duk_get_buffer(ctx, -1, &sz); for (i = 0; i < sz; i++) { printf("%02x", (int) p[i]); } printf("\n"); fflush(stdout); /* Load test function from dump and execute it. */ duk_load_function(ctx); printf("load result type: %d\n", (int) duk_get_type(ctx, -1)); fflush(stdout); duk_call(ctx, 0); printf("call result type: %d\n", (int) duk_get_type(ctx, -1)); fflush(stdout); printf("call result: %s\n", duk_safe_to_string(ctx, -1)); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* _Varmap is preserved if function needs it. */ static duk_ret_t test_varmap(duk_context *ctx) { /* Get access to _Varmap by creating a function that provides * an 'eval service' in a function scope. */ duk_compile_string(ctx, DUK_COMPILE_FUNCTION, "function (code) {\n" " var foo = 123;\n" " eval(code);\n" "}"); duk_dump_function(ctx); duk_load_function(ctx); duk_dup(ctx, -1); duk_push_string(ctx, "print('hello world');"); duk_call(ctx, 1); duk_pop(ctx); /* Eval code will use GETVAR to read 'foo', and _Varmap is * needed for that. */ duk_dup(ctx, -1); duk_push_string(ctx, "print(foo);"); duk_call(ctx, 1); duk_pop(ctx); duk_pop(ctx); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Test serialization of Eval (instead of function) code: * * - Bindings established via Eval code are configurable; bindings * established from program and function code are not. (E5 Section * 10.5 step 2). * * Here we bytecode dump an eval function that is then loaded and executed * in the global scope. */ static duk_ret_t test_eval_code(duk_context *ctx) { /* Demonstrate behavior without dump/load. */ duk_compile_string(ctx, DUK_COMPILE_EVAL, "var testEval1 = 123;" ); duk_call(ctx, 0); duk_pop(ctx); duk_eval_string_noresult(ctx, "print(JSON.stringify(Object.getOwnPropertyDescriptor(this, 'testEval1')));" ); /* Same with dump/load. */ duk_compile_string(ctx, DUK_COMPILE_EVAL, "var testEval2 = 234;" ); duk_dump_function(ctx); duk_load_function(ctx); duk_call(ctx, 0); duk_pop(ctx); duk_eval_string_noresult(ctx, "print(JSON.stringify(Object.getOwnPropertyDescriptor(this, 'testEval2')));" ); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Custom external prototype is lost during a dump/load. */ static duk_ret_t test_external_prototype_lost(duk_context *ctx) { duk_eval_string(ctx, "(function () {\n" " var f = function test() {};\n" " var proto = { myProperty: 'myValue' };\n" " f.prototype = proto;\n" " var inst = new f();\n" " print('inst prototype is Function.prototype: ' + (Object.getPrototypeOf(inst) === Function.prototype));\n" " print('inst prototype is custom prototype: ' + (Object.getPrototypeOf(inst) === proto));\n" " print(inst.myProperty);\n" " return f;\n" "})()"); duk_dump_function(ctx); duk_load_function(ctx); duk_get_prototype(ctx, -1); duk_eval_string(ctx, "Function.prototype"); printf("f prototype is Function.prototype: %d\n", (int) duk_strict_equals(ctx, -1, -2)); duk_pop_2(ctx); duk_new(ctx, 0); duk_get_prop_string(ctx, -1, "myProperty"); printf("myProperty: %s\n", duk_safe_to_string(ctx, -1)); duk_pop(ctx); duk_pop(ctx); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Dump/load mandelbrot. No inner functions but a bit more code. */ static duk_ret_t test_mandel(duk_context *ctx) { unsigned char *p; duk_size_t i, sz; printf("Mandelbrot source length: %ld\n", (long) strlen(MANDELBROT)); /* Compiled as a function; force source filename. */ duk_push_string(ctx, MANDELBROT); duk_push_string(ctx, "mandel.js"); duk_compile(ctx, DUK_COMPILE_FUNCTION); duk_dump_function(ctx); p = (unsigned char *) duk_get_buffer(ctx, -1, &sz); for (i = 0; i < sz; i++) { printf("%02x", (int) p[i]); } printf("\n"); fflush(stdout); /* Load test function from dump and execute it. */ duk_load_function(ctx); duk_call(ctx, 0); printf("call result: %s\n", duk_safe_to_string(ctx, -1)); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Custom internal prototype is lost during a dump/load. */ static duk_ret_t test_internal_prototype_lost(duk_context *ctx) { duk_eval_string(ctx, "(function () {\n" " var f = function test() {};\n" " Object.setPrototypeOf(f, { myProperty: 'myValue' });\n" " print(f.myProperty);\n" " return f;\n" "})()"); duk_dump_function(ctx); duk_load_function(ctx); duk_get_prop_string(ctx, -1, "myProperty"); printf("myProperty: %s\n", duk_safe_to_string(ctx, -1)); duk_pop(ctx); duk_get_prototype(ctx, -1); duk_eval_string(ctx, "Function.prototype"); printf("f prototype is Function.prototype: %d\n", (int) duk_strict_equals(ctx, -1, -2)); duk_pop_2(ctx); duk_pop(ctx); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Arguments object still works after dump/load, relies on e.g. _Formals. */ static duk_ret_t test_arguments_object(duk_context *ctx) { duk_eval_string(ctx, "(function () {\n" " var f = function test(x,y) {\n" " print(typeof arguments, Object.prototype.toString.call(arguments));\n" " print(arguments[0], arguments[1]);\n" " arguments[0] = 123;\n" " print(x, y);\n" " };\n" " return f;\n" "})()"); duk_dup_top(ctx); duk_push_string(ctx, "foo"); duk_push_string(ctx, "bar"); duk_call(ctx, 2); duk_pop(ctx); duk_dump_function(ctx); duk_load_function(ctx); duk_push_string(ctx, "foo"); duk_push_string(ctx, "bar"); duk_call(ctx, 2); duk_pop(ctx); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Test dumping of a large function to exercise buffer resizes. */ static duk_ret_t test_large_func(duk_context *ctx) { duk_eval_string(ctx, "(function () {\n" " var res = [];\n" " res.push('(function myFunc() {');\n" " var i;\n" " for (i = 0; i < 5e4; i++) {\n" " res.push('var test' + i + ' = ' + i + ';');\n" " }\n" " res.push('print(test9999);')\n" " res.push('})');\n" " return eval(res.join('\\n'));\n" "})()"); duk_dump_function(ctx); duk_load_function(ctx); duk_call(ctx, 0); printf("call result: %s\n", duk_safe_to_string(ctx, -1)); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
static duk_ret_t test_1(duk_context *ctx, void *udata) { (void) udata; duk_eval_string(ctx, "(function () {\n" " var func = function foo(a,b,c) { print('foo', a, b, c); };\n" " return func.bind(null, 1, 2);\n" "})()\n"); printf("dump\n"); duk_dump_function(ctx); printf("load\n"); duk_load_function(ctx); printf("call\n"); duk_call(ctx, 0); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Bound functions are rejected with TypeError. */ static duk_ret_t test_bound_rejected(duk_context *ctx) { /* XXX: TypeError message is not very good. */ /* XXX: Perhaps rework bound function support so that the final non-bound * function is serialized instead? */ duk_eval_string(ctx, "(function () {\n" " var f = function test(x,y) { print(this, x, y); };\n" " return f.bind('dummythis', 'x-arg', 'y-arg');\n" "})()"); duk_dup_top(ctx); duk_call(ctx, 0); duk_pop(ctx); duk_dump_function(ctx); duk_load_function(ctx); duk_call(ctx, 0); duk_pop(ctx); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Properties and property attributes of a loaded function. */ static duk_ret_t test_properties(duk_context *ctx) { /* Compile explicitly to force fileName. */ duk_push_string(ctx, "(function () {\n" " var f = function test(a, b, c) { var x = 123; y = 234; };\n" " return f;\n" "})()"); duk_push_string(ctx, "fakeFilename.js"); duk_compile(ctx, DUK_COMPILE_EVAL); duk_call(ctx, 0); duk_dump_function(ctx); duk_load_function(ctx); duk_eval_string(ctx, "(function (v) {\n" " var pfx = Duktape.dec('hex', 'ff');\n" " [ 'length', 'name', 'fileName', 'prototype' ].forEach(function (k) {\n" " print('.' + k + ': ' + JSON.stringify(Object.getOwnPropertyDescriptor(v, k)));\n" " });\n" " // internal properties; print with JX to print buffer\n" " [ 'Formals', 'Varmap', 'Pc2line' ].forEach(function (k) {\n" " print('._' + k + ': ' + Duktape.enc('jx', Object.getOwnPropertyDescriptor(v, pfx + k)));\n" " });\n" " // .prototype\n" " print('typeof .prototype: ' + typeof v.prototype);\n" " print('typeof .prototype.constructor: ' + typeof v.prototype.constructor);\n" " print('.prototype.constructor === func: ' + (v === v.prototype.constructor));\n" " print('descriptor of .prototype: ' + JSON.stringify(Object.getOwnPropertyDescriptor(v, 'prototype')));\n" " print('descriptor of .prototype.constructor: ' + JSON.stringify(Object.getOwnPropertyDescriptor(v.prototype, 'constructor')));\n" "})"); duk_dup(ctx, -2), duk_call(ctx, 1); duk_pop(ctx); duk_pop(ctx); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* Self-references for a function established through a function declaration * is unfortunately not automatically supported. The self-reference generates * bytecode that performs a slow path GETVAR for the function name; the GETVAR * normally gets satisfied by looking it up from the global object. But if * we dump/load the function, only the function object is resurrected while the * global binding is not. */ static duk_ret_t test_name_binding_funcdecl(duk_context *ctx) { duk_compile_string(ctx, 0 /*flags: program*/, "function declaredTest() {\n" " print('i am a ' + typeof declaredTest);\n" "}"); duk_call(ctx, 0); duk_pop(ctx); duk_get_global_string(ctx, "declaredTest"); duk_dump_function(ctx); duk_eval_string_noresult(ctx, "declaredTest = 123;"); /* lose original */ duk_load_function(ctx); duk_call(ctx, 0); /* Because the declaredTest binding itself is not resurrected (only * the function itself is), the "typeof declaredTest" will refer to * the fake "declaredTest = 123" value, i.e. a number. */ printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
/* _Pc2line is preserved, check by traceback line numbers. */ static duk_ret_t test_pc2line(duk_context *ctx) { duk_eval_string(ctx, "(function () {\n" " var f = function test() {\n" " print('hello world');\n" " try {\n" " throw new Error('aiee');\n" " } catch (e) {\n" " print(e, e.lineNumber);\n" " }\n" " };\n" " return f;\n" "})()"); duk_dup_top(ctx); duk_call(ctx, 0); /* undumped */ duk_pop(ctx); duk_dump_function(ctx); duk_load_function(ctx); duk_call(ctx, 0); /* dump/load */ duk_pop(ctx); printf("final top: %ld\n", (long) duk_get_top(ctx)); return 0; }
static duk_ret_t test_func(duk_context *ctx, void *udata) { (void) udata; if (ctx) { printf("dummy - return here\n"); fflush(stdout); return 0; } /* Up-to-date for Duktape 1.3.0, alphabetical order: * $ cd website/api; ls *.yaml */ (void) duk_alloc_raw(ctx, 0); (void) duk_alloc(ctx, 0); (void) duk_base64_decode(ctx, 0); (void) duk_base64_encode(ctx, 0); (void) duk_buffer_to_string(ctx, 0); (void) duk_call_method(ctx, 0); (void) duk_call_prop(ctx, 0, 0); (void) duk_call(ctx, 0); (void) duk_char_code_at(ctx, 0, 0); (void) duk_check_stack_top(ctx, 0); (void) duk_check_stack(ctx, 0); (void) duk_check_type_mask(ctx, 0, 0); (void) duk_check_type(ctx, 0, 0); (void) duk_compact(ctx, 0); (void) duk_compile_lstring_filename(ctx, 0, "dummy", 0); (void) duk_compile_lstring(ctx, 0, "dummy", 0); (void) duk_compile_string_filename(ctx, 0, "dummy"); (void) duk_compile_string(ctx, 0, "dummy"); (void) duk_compile(ctx, 0); (void) duk_concat(ctx, 0); (void) duk_config_buffer(ctx, 0, NULL, 0); (void) duk_copy(ctx, 0, 0); (void) duk_create_heap_default(); (void) duk_create_heap(NULL, NULL, NULL, NULL, NULL); (void) duk_debugger_attach(ctx, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL); (void) duk_debugger_cooperate(ctx); (void) duk_debugger_detach(ctx); (void) duk_debugger_notify(ctx, 0); (void) duk_debugger_pause(ctx); (void) duk_decode_string(ctx, 0, NULL, NULL); (void) duk_def_prop(ctx, 0, 0); (void) duk_del_prop_index(ctx, 0, 0); (void) duk_del_prop_string(ctx, 0, "dummy"); (void) duk_del_prop(ctx, 0); (void) duk_destroy_heap(ctx); (void) duk_dump_function(ctx); (void) duk_dup_top(ctx); (void) duk_dup(ctx, 0); (void) duk_enum(ctx, 0, 0); (void) duk_equals(ctx, 0, 0); duk_error_va(ctx, 0, NULL, NULL); duk_error(ctx, 0, "dummy"); /* (void) cast won't work without variadic macros */ (void) duk_eval_lstring_noresult(ctx, "dummy", 0); (void) duk_eval_lstring(ctx, "dummy", 0); (void) duk_eval_noresult(ctx); (void) duk_eval_string_noresult(ctx, "dummy"); (void) duk_eval_string(ctx, "dummy"); (void) duk_eval(ctx); (void) duk_fatal(ctx, "dummy"); (void) duk_free_raw(ctx, NULL); (void) duk_free(ctx, NULL); (void) duk_gc(ctx, 0); (void) duk_get_boolean(ctx, 0); (void) duk_get_buffer_data(ctx, 0, NULL); (void) duk_get_buffer(ctx, 0, NULL); (void) duk_get_c_function(ctx, 0); (void) duk_get_context(ctx, 0); (void) duk_get_current_magic(ctx); (void) duk_get_error_code(ctx, 0); (void) duk_get_finalizer(ctx, 0); (void) duk_get_global_string(ctx, 0); (void) duk_get_heapptr(ctx, 0); (void) duk_get_int(ctx, 0); (void) duk_get_length(ctx, 0); (void) duk_get_lstring(ctx, 0, NULL); (void) duk_get_magic(ctx, 0); (void) duk_get_memory_functions(ctx, NULL); (void) duk_get_number(ctx, 0); (void) duk_get_pointer(ctx, 0); (void) duk_get_prop_index(ctx, 0, 0); (void) duk_get_prop_string(ctx, 0, "dummy"); (void) duk_get_prop(ctx, 0); (void) duk_get_prototype(ctx, 0); (void) duk_get_string(ctx, 0); (void) duk_get_top_index(ctx); (void) duk_get_top(ctx); (void) duk_get_type_mask(ctx, 0); (void) duk_get_type(ctx, 0); (void) duk_get_uint(ctx, 0); (void) duk_has_prop_index(ctx, 0, 0); (void) duk_has_prop_string(ctx, 0, "dummy"); (void) duk_has_prop(ctx, 0); (void) duk_hex_decode(ctx, 0); (void) duk_hex_encode(ctx, 0); (void) duk_insert(ctx, 0); (void) duk_instanceof(ctx, 0, 0); (void) duk_is_array(ctx, 0); (void) duk_is_boolean(ctx, 0); (void) duk_is_bound_function(ctx, 0); (void) duk_is_buffer(ctx, 0); (void) duk_is_callable(ctx, 0); (void) duk_is_c_function(ctx, 0); (void) duk_is_constructor_call(ctx); (void) duk_is_dynamic_buffer(ctx, 0); (void) duk_is_ecmascript_function(ctx, 0); (void) duk_is_error(ctx, 0); (void) duk_is_eval_error(ctx, 0); (void) duk_is_fixed_buffer(ctx, 0); (void) duk_is_function(ctx, 0); (void) duk_is_lightfunc(ctx, 0); (void) duk_is_nan(ctx, 0); (void) duk_is_null_or_undefined(ctx, 0); (void) duk_is_null(ctx, 0); (void) duk_is_number(ctx, 0); (void) duk_is_object_coercible(ctx, 0); (void) duk_is_object(ctx, 0); (void) duk_is_pointer(ctx, 0); (void) duk_is_primitive(ctx, 0); (void) duk_is_range_error(ctx, 0); (void) duk_is_reference_error(ctx, 0); (void) duk_is_strict_call(ctx); (void) duk_is_string(ctx, 0); (void) duk_is_syntax_error(ctx, 0); (void) duk_is_thread(ctx, 0); (void) duk_is_type_error(ctx, 0); (void) duk_is_undefined(ctx, 0); (void) duk_is_uri_error(ctx, 0); (void) duk_is_valid_index(ctx, 0); (void) duk_join(ctx, 0); (void) duk_json_decode(ctx, 0); (void) duk_json_encode(ctx, 0); (void) duk_load_function(ctx); (void) duk_map_string(ctx, 0, NULL, NULL); (void) duk_new(ctx, 0); (void) duk_next(ctx, 0, 0); (void) duk_normalize_index(ctx, 0); (void) duk_pcall_method(ctx, 0); (void) duk_pcall_prop(ctx, 0, 0); (void) duk_pcall(ctx, 0); (void) duk_pcompile_lstring_filename(ctx, 0, "dummy", 0); (void) duk_pcompile_lstring(ctx, 0, "dummy", 0); (void) duk_pcompile_string_filename(ctx, 0, "dummy"); (void) duk_pcompile_string(ctx, 0, "dummy"); (void) duk_pcompile(ctx, 0); (void) duk_peval_lstring_noresult(ctx, "dummy", 0); (void) duk_peval_lstring(ctx, "dummy", 0); (void) duk_peval_noresult(ctx); (void) duk_peval_string_noresult(ctx, "dummy"); (void) duk_peval_string(ctx, "dummy"); (void) duk_peval(ctx); (void) duk_pnew(ctx, 0); (void) duk_pop_2(ctx); (void) duk_pop_3(ctx); (void) duk_pop_n(ctx, 0); (void) duk_pop(ctx); (void) duk_push_array(ctx); (void) duk_push_boolean(ctx, 0); (void) duk_push_buffer_object(ctx, 0, 0, 0, 0); (void) duk_push_buffer(ctx, 0, 0); (void) duk_push_c_function(ctx, NULL, 0); (void) duk_push_c_lightfunc(ctx, NULL, 0, 0, 0); (void) duk_push_context_dump(ctx); (void) duk_push_current_function(ctx); (void) duk_push_current_thread(ctx); (void) duk_push_dynamic_buffer(ctx, 0); (void) duk_push_error_object_va(ctx, 0, NULL, NULL); (void) duk_push_error_object(ctx, 0, "dummy"); (void) duk_push_external_buffer(ctx); (void) duk_push_false(ctx); (void) duk_push_fixed_buffer(ctx, 0); (void) duk_push_global_object(ctx); (void) duk_push_global_stash(ctx); (void) duk_push_heap_stash(ctx); (void) duk_push_heapptr(ctx, NULL); (void) duk_push_int(ctx, 0); (void) duk_push_lstring(ctx, "dummy", 0); (void) duk_push_nan(ctx); (void) duk_push_null(ctx); (void) duk_push_number(ctx, 0.0); (void) duk_push_object(ctx); (void) duk_push_pointer(ctx, NULL); (void) duk_push_sprintf(ctx, "dummy"); (void) duk_push_string(ctx, "dummy"); (void) duk_push_this(ctx); (void) duk_push_thread_new_globalenv(ctx); (void) duk_push_thread_stash(ctx, NULL); (void) duk_push_thread(ctx); (void) duk_push_true(ctx); (void) duk_push_uint(ctx, 0); (void) duk_push_undefined(ctx); (void) duk_push_vsprintf(ctx, "dummy", NULL); (void) duk_put_function_list(ctx, 0, NULL); (void) duk_put_global_string(ctx, NULL); (void) duk_put_number_list(ctx, 0, NULL); (void) duk_put_prop_index(ctx, 0, 0); (void) duk_put_prop_string(ctx, 0, "dummy"); (void) duk_put_prop(ctx, 0); (void) duk_realloc_raw(ctx, NULL, 0); (void) duk_realloc(ctx, NULL, 0); (void) duk_remove(ctx, 0); (void) duk_replace(ctx, 0); (void) duk_require_boolean(ctx, 0); (void) duk_require_buffer_data(ctx, 0, NULL); (void) duk_require_buffer(ctx, 0, NULL); (void) duk_require_c_function(ctx, 0); (void) duk_require_callable(ctx, 0); (void) duk_require_context(ctx, 0); (void) duk_require_function(ctx, 0); (void) duk_require_heapptr(ctx, 0); (void) duk_require_int(ctx, 0); (void) duk_require_lstring(ctx, 0, NULL); (void) duk_require_normalize_index(ctx, 0); (void) duk_require_null(ctx, 0); (void) duk_require_number(ctx, 0); (void) duk_require_object_coercible(ctx, 0); (void) duk_require_pointer(ctx, 0); (void) duk_require_stack_top(ctx, 0); (void) duk_require_stack(ctx, 0); (void) duk_require_string(ctx, 0); (void) duk_require_top_index(ctx); (void) duk_require_type_mask(ctx, 0, 0); (void) duk_require_uint(ctx, 0); (void) duk_require_undefined(ctx, 0); (void) duk_require_valid_index(ctx, 0); (void) duk_resize_buffer(ctx, 0, 0); (void) duk_safe_call(ctx, NULL, NULL, 0, 0); (void) duk_safe_to_lstring(ctx, 0, NULL); (void) duk_safe_to_string(ctx, 0); (void) duk_set_finalizer(ctx, 0); (void) duk_set_global_object(ctx); (void) duk_set_magic(ctx, 0, 0); (void) duk_set_prototype(ctx, 0); (void) duk_set_top(ctx, 0); (void) duk_steal_buffer(ctx, 0, NULL); (void) duk_strict_equals(ctx, 0, 0); (void) duk_substring(ctx, 0, 0, 0); (void) duk_swap_top(ctx, 0); (void) duk_swap(ctx, 0, 0); (void) duk_throw(ctx); (void) duk_to_boolean(ctx, 0); (void) duk_to_buffer(ctx, 0, NULL); (void) duk_to_defaultvalue(ctx, 0, 0); (void) duk_to_dynamic_buffer(ctx, 0, NULL); (void) duk_to_fixed_buffer(ctx, 0, NULL); (void) duk_to_int32(ctx, 0); (void) duk_to_int(ctx, 0); (void) duk_to_lstring(ctx, 0, NULL); (void) duk_to_null(ctx, 0); (void) duk_to_number(ctx, 0); (void) duk_to_object(ctx, 0); (void) duk_to_pointer(ctx, 0); (void) duk_to_primitive(ctx, 0, 0); (void) duk_to_string(ctx, 0); (void) duk_to_uint16(ctx, 0); (void) duk_to_uint32(ctx, 0); (void) duk_to_uint(ctx, 0); (void) duk_to_undefined(ctx, 0); (void) duk_trim(ctx, 0); (void) duk_xcopy_top(ctx, NULL, 0); (void) duk_xmove_top(ctx, NULL, 0); printf("never here\n"); fflush(stdout); return 0; }
static int wrapped_compile_execute(duk_context *ctx) { const char *src_data; duk_size_t src_len; int comp_flags; /* XXX: Here it'd be nice to get some stats for the compilation result * when a suitable command line is given (e.g. code size, constant * count, function count. These are available internally but not through * the public API. */ /* Use duk_compile_lstring_filename() variant which avoids interning * the source code. This only really matters for low memory environments. */ /* [ ... bytecode_filename src_data src_len filename ] */ src_data = (const char *) duk_require_pointer(ctx, -3); src_len = (duk_size_t) duk_require_uint(ctx, -2); if (src_data != NULL && src_len >= 2 && src_data[0] == (char) 0xff) { /* Bytecode. */ duk_push_lstring(ctx, src_data, src_len); duk_to_buffer(ctx, -1, NULL); duk_load_function(ctx); } else { /* Source code. */ comp_flags = 0; duk_compile_lstring_filename(ctx, comp_flags, src_data, src_len); } /* [ ... bytecode_filename src_data src_len function ] */ /* Optional bytecode dump. */ if (duk_is_string(ctx, -4)) { FILE *f; void *bc_ptr; duk_size_t bc_len; size_t wrote; duk_dup_top(ctx); duk_dump_function(ctx); bc_ptr = duk_require_buffer(ctx, -1, &bc_len); f = fopen(duk_require_string(ctx, -5), "wb"); if (!f) { duk_error(ctx, DUK_ERR_ERROR, "failed to open bytecode output file"); } wrote = fwrite(bc_ptr, 1, (size_t) bc_len, f); /* XXX: handle partial writes */ (void) fclose(f); if (wrote != bc_len) { duk_error(ctx, DUK_ERR_ERROR, "failed to write all bytecode"); } return 0; /* duk_safe_call() cleans up */ } #if 0 /* Manual test for bytecode dump/load cycle: dump and load before * execution. Enable manually, then run "make qecmatest" for a * reasonably good coverage of different functions and programs. */ duk_dump_function(ctx); duk_load_function(ctx); #endif #if defined(DUK_CMDLINE_AJSHEAP) ajsheap_start_exec_timeout(); #endif duk_push_global_object(ctx); /* 'this' binding */ duk_call_method(ctx, 0); #if defined(DUK_CMDLINE_AJSHEAP) ajsheap_clear_exec_timeout(); #endif if (interactive_mode) { /* * In interactive mode, write to stdout so output won't * interleave as easily. * * NOTE: the ToString() coercion may fail in some cases; * for instance, if you evaluate: * * ( {valueOf: function() {return {}}, * toString: function() {return {}}}); * * The error is: * * TypeError: failed to coerce with [[DefaultValue]] * duk_api.c:1420 * * These are handled now by the caller which also has stack * trace printing support. User code can print out errors * safely using duk_safe_to_string(). */ fprintf(stdout, "= %s\n", duk_to_string(ctx, -1)); fflush(stdout); } else { /* In non-interactive mode, success results are not written at all. * It is important that the result value is not string coerced, * as the string coercion may cause an error in some cases. */ } return 0; /* duk_safe_call() cleans up */ }
//void duk_load_function(duk_context *ctx); void aperl_duk_load_function(duk_context *ctx) { duk_load_function(ctx); }