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debug: Improve debugging of msgpack-rpc requests

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- Add the api_stringify function to display API objects
- Use api_stringify to display request arguments and return values in DLOG
  statements.
This commit is contained in:
Thiago de Arruda
2014-10-22 10:45:54 -03:00
parent 4233446344
commit b31a74ad11
3 changed files with 111 additions and 6 deletions
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98
src/nvim/api/private/helpers.c
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@@ -1,4 +1,5 @@
#include <assert.h>
#include <inttypes.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
@@ -553,6 +554,103 @@ Dictionary api_metadata(void)
return copy_object(DICTIONARY_OBJ(metadata)).data.dictionary;
}
char *api_stringify(Object obj)
{
Array array = ARRAY_DICT_INIT;
print_to_array(obj, &array);
size_t size = 0;
for (size_t i = 0; i < array.size; i++) {
size += array.items[i].data.string.size;
}
char *rv = xmalloc(size + 1);
size_t pos = 0;
for (size_t i = 0; i < array.size; i++) {
String str = array.items[i].data.string;
memcpy(rv + pos, str.data, str.size);
pos += str.size;
free(str.data);
}
rv[pos] = NUL;
free(array.items);
return rv;
}
static void print_to_array(Object obj, Array *array)
{
char buf[32];
switch (obj.type) {
case kObjectTypeNil:
ADD(*array, STRING_OBJ(cstr_to_string("nil")));
break;
case kObjectTypeBoolean:
ADD(*array,
STRING_OBJ(cstr_to_string(obj.data.boolean ? "true" : "false")));
break;
case kObjectTypeInteger:
snprintf(buf, sizeof(buf), "%" PRId64, obj.data.integer);
ADD(*array, STRING_OBJ(cstr_to_string(buf)));
break;
case kObjectTypeFloat:
snprintf(buf, sizeof(buf), "%f", obj.data.floating);
ADD(*array, STRING_OBJ(cstr_to_string(buf)));
break;
case kObjectTypeBuffer:
snprintf(buf, sizeof(buf), "Buffer(%" PRIu64 ")", obj.data.buffer);
ADD(*array, STRING_OBJ(cstr_to_string(buf)));
break;
case kObjectTypeWindow:
snprintf(buf, sizeof(buf), "Window(%" PRIu64 ")", obj.data.window);
ADD(*array, STRING_OBJ(cstr_to_string(buf)));
break;
case kObjectTypeTabpage:
snprintf(buf, sizeof(buf), "Tabpage(%" PRIu64 ")", obj.data.tabpage);
ADD(*array, STRING_OBJ(cstr_to_string(buf)));
break;
case kObjectTypeString:
ADD(*array, STRING_OBJ(cstr_to_string("\"")));
ADD(*array, STRING_OBJ(cstr_to_string(obj.data.string.data)));
ADD(*array, STRING_OBJ(cstr_to_string("\"")));
break;
case kObjectTypeArray:
ADD(*array, STRING_OBJ(cstr_to_string("[")));
for (size_t i = 0; i < obj.data.array.size; i++) {
print_to_array(obj.data.array.items[i], array);
if (i < obj.data.array.size - 1) {
ADD(*array, STRING_OBJ(cstr_to_string(", ")));
}
}
ADD(*array, STRING_OBJ(cstr_to_string("]")));
break;
case kObjectTypeDictionary:
ADD(*array, STRING_OBJ(cstr_to_string("{")));
for (size_t i = 0; i < obj.data.dictionary.size; i++) {
ADD(*array,
STRING_OBJ(cstr_to_string(obj.data.dictionary.items[i].key.data)));
ADD(*array, STRING_OBJ(cstr_to_string(": ")));
print_to_array(obj.data.dictionary.items[i].value, array);
if (i < obj.data.array.size - 1) {
ADD(*array, STRING_OBJ(cstr_to_string(", ")));
}
}
ADD(*array, STRING_OBJ(cstr_to_string("}")));
break;
default:
ADD(*array, STRING_OBJ(cstr_to_string("INVALID")));
}
}
static void init_error_type_metadata(Dictionary *metadata)
{
Dictionary types = ARRAY_DICT_INIT;