119 lines
3.4 KiB
C
119 lines
3.4 KiB
C
#include "asprintf.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <quickjs.h>
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#include "com_thebrokenrail_scriptcraft_core_quickjs_QuickJSNative.h"
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static JSValue js_print_internal(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv, int err, int prepend_throw) {
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int i;
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char *out;
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if (prepend_throw) {
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out = (char *) "Throw: ";
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} else {
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out = (char *) "";
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}
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const char *str;
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for (i = 0; i < argc; i++) {
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if (i != 0) {
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asprintf(&out, "%s ", out);
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}
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str = JS_ToCString(ctx, argv[i]);
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if (!str) {
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return JS_EXCEPTION;
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}
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asprintf(&out, "%s%s", out, str);
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JS_FreeCString(ctx, str);
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}
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print_data(out, err);
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free(out);
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return JS_UNDEFINED;
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}
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static JSValue js_print(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv) {
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return js_print_internal(ctx, this_val, argc, argv, 0, 0);
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}
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static JSValue js_print_err(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv) {
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return js_print_internal(ctx, this_val, argc, argv, 1, 0);
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}
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static JSValue js_assert(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv) {
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int i;
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const char *str;
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if (argc < 1) {
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return JS_EXCEPTION;
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}
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int bool_val = JS_ToBool(ctx, argv[0]);
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if (bool_val == -1) {
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return JS_EXCEPTION;
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}
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if (!bool_val) {
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char *out = (char *) "Assertion failed";
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for (i = 1; i < argc; i++) {
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if (i != 1) {
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asprintf(&out, "%s ", out);
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} else {
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asprintf(&out, "%s: ", out);
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}
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str = JS_ToCString(ctx, argv[i]);
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if (!str) {
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return JS_EXCEPTION;
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}
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asprintf(&out, "%s%s", out, str);
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JS_FreeCString(ctx, str);
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}
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print_data(out, 1);
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free(out);
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}
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return JS_UNDEFINED;
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}
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static const JSCFunctionListEntry js_console_funcs[] = {
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JS_CFUNC_DEF("log", 1, js_print),
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JS_CFUNC_DEF("info", 1, js_print),
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JS_CFUNC_DEF("warn", 1, js_print),
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JS_CFUNC_DEF("error", 1, js_print_err),
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JS_CFUNC_DEF("dir", 1, js_print),
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JS_CFUNC_DEF("debug", 1, js_print),
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JS_CFUNC_DEF("trace", 1, js_print),
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JS_CFUNC_DEF("assert", 1, js_assert),
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JS_PROP_STRING_DEF("[Symbol.toStringTag]", "Console", JS_PROP_CONFIGURABLE)
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};
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void js_console_init(JSContext *ctx) {
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JSValue global_obj, console;
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/* XXX: should these global definitions be enumerable? */
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global_obj = JS_GetGlobalObject(ctx);
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console = JS_NewObject(ctx);
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JS_SetPropertyFunctionList(ctx, console, js_console_funcs, sizeof js_console_funcs / sizeof (JSCFunctionListEntry));
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JS_SetPropertyStr(ctx, global_obj, "console", console);
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JS_FreeValue(ctx, global_obj);
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}
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void js_std_dump_error(JSContext *ctx) {
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JSValue exception_val, val;
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const char *stack;
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int is_error;
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exception_val = JS_GetException(ctx);
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is_error = JS_IsError(ctx, exception_val);
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js_print_internal(ctx, JS_NULL, 1, (JSValueConst *) &exception_val, 1, !is_error);
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if (is_error) {
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val = JS_GetPropertyStr(ctx, exception_val, "stack");
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if (JS_ToBool(ctx, val)) {
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stack = JS_ToCString(ctx, val);
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print_data((char *) stack, 1);
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JS_FreeCString(ctx, stack);
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}
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JS_FreeValue(ctx, val);
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}
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JS_FreeValue(ctx, exception_val);
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} |