added JS_PrintValue() and use it in console.log(), print() and the REPL (#256)

1 files changed, 17 insertions, 0 deletions

diff --git a/quickjs.h b/quickjs.h
index adc8620..b851cd9 100644
--- a/quickjs.h
+++ b/quickjs.h
@@ -1113,6 +1113,23 @@ int JS_SetModuleExport(JSContext *ctx, JSModuleDef *m, const char *export_name,
 int JS_SetModuleExportList(JSContext *ctx, JSModuleDef *m,
                            const JSCFunctionListEntry *tab, int len);
 
+/* debug value output */
+
+typedef struct {
+    JS_BOOL show_hidden : 8; /* only show enumerable properties */
+    JS_BOOL show_closure : 8; /* show closure variables */
+    JS_BOOL raw_dump : 8; /* avoid doing autoinit and avoid any malloc() call (for internal use) */
+    uint32_t max_depth; /* recurse up to this depth, 0 = no limit */
+    uint32_t max_string_length; /* print no more than this length for
+                                   strings, 0 = no limit */
+    uint32_t max_item_count; /*  print no more than this count for
+                                 arrays or objects, 0 = no limit */
+} JSPrintValueOptions;
+
+void JS_PrintValueSetDefaultOptions(JSPrintValueOptions *options);
+void JS_PrintValueRT(JSRuntime *rt, FILE *fo, JSValueConst val, const JSPrintValueOptions *options);
+void JS_PrintValue(JSContext *ctx, FILE *fo, JSValueConst val, const JSPrintValueOptions *options);
+
 #undef js_unlikely
 #undef js_force_inline