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Move print depth into printbuffer

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This commit is contained in:
Max Bruckner 2017-04-27 02:10:03 +02:00
parent e0d3a8a265
commit 79f30800ec
6 changed files with 37 additions and 32 deletions
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45
cJSON.c
View File

@ -315,6 +315,7 @@ typedef struct
unsigned char *buffer;
size_t length;
size_t offset;
size_t depth; /* current nesting depth (for formatted printing) */
cJSON_bool noalloc;
} printbuffer;
@ -927,11 +928,11 @@ static cJSON_bool print_string(const cJSON * const item, printbuffer * const p,
/* Predeclare these prototypes. */
static cJSON_bool parse_value(cJSON * const item, parse_buffer * const input_buffer, const internal_hooks * const hooks);
static cJSON_bool print_value(const cJSON * const item, const size_t depth, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks);
static cJSON_bool print_value(const cJSON * const item, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks);
static cJSON_bool parse_array(cJSON * const item, parse_buffer * const input_buffer, const internal_hooks * const hooks);
static cJSON_bool print_array(const cJSON * const item, const size_t depth, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks);
static cJSON_bool print_array(const cJSON * const item, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks);
static cJSON_bool parse_object(cJSON * const item, parse_buffer * const input_buffer, const internal_hooks * const hooks);
static cJSON_bool print_object(const cJSON * const item, const size_t depth, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks);
static cJSON_bool print_object(const cJSON * const item, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks);
/* Utility to jump whitespace and cr/lf */
static parse_buffer *buffer_skip_whitespace(parse_buffer * const buffer)
@ -1058,7 +1059,7 @@ static unsigned char *print(const cJSON * const item, cJSON_bool format, const i
}
/* print the value */
if (!print_value(item, 0, format, buffer, hooks))
if (!print_value(item, format, buffer, hooks))
{
goto fail;
}
@ -1116,7 +1117,7 @@ CJSON_PUBLIC(char *) cJSON_PrintUnformatted(const cJSON *item)
CJSON_PUBLIC(char *) cJSON_PrintBuffered(const cJSON *item, int prebuffer, cJSON_bool fmt)
{
printbuffer p;
printbuffer p = { 0, 0, 0, 0, 0 };
if (prebuffer < 0)
{
@ -1133,7 +1134,7 @@ CJSON_PUBLIC(char *) cJSON_PrintBuffered(const cJSON *item, int prebuffer, cJSON
p.offset = 0;
p.noalloc = false;
if (!print_value(item, 0, fmt, &p, &global_hooks))
if (!print_value(item, fmt, &p, &global_hooks))
{
return NULL;
}
@ -1143,7 +1144,7 @@ CJSON_PUBLIC(char *) cJSON_PrintBuffered(const cJSON *item, int prebuffer, cJSON
CJSON_PUBLIC(cJSON_bool) cJSON_PrintPreallocated(cJSON *item, char *buf, const int len, const cJSON_bool fmt)
{
printbuffer p;
printbuffer p = { 0, 0, 0, 0, 0 };
if (len < 0)
{
@ -1154,7 +1155,7 @@ CJSON_PUBLIC(cJSON_bool) cJSON_PrintPreallocated(cJSON *item, char *buf, const i
p.length = (size_t)len;
p.offset = 0;
p.noalloc = true;
return print_value(item, 0, fmt, &p, &global_hooks);
return print_value(item, fmt, &p, &global_hooks);
}
/* Parser core - when encountering text, process appropriately. */
@ -1214,7 +1215,7 @@ static cJSON_bool parse_value(cJSON * const item, parse_buffer * const input_buf
}
/* Render a value to text. */
static cJSON_bool print_value(const cJSON * const item, const size_t depth, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks)
static cJSON_bool print_value(const cJSON * const item, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks)
{
unsigned char *output = NULL;
@ -1281,10 +1282,10 @@ static cJSON_bool print_value(const cJSON * const item, const size_t depth, cons
return print_string(item, output_buffer, hooks);
case cJSON_Array:
return print_array(item, depth, format, output_buffer, hooks);
return print_array(item, format, output_buffer, hooks);
case cJSON_Object:
return print_object(item, depth, format, output_buffer, hooks);
return print_object(item, format, output_buffer, hooks);
default:
return false;
@ -1386,7 +1387,7 @@ fail:
}
/* Render an array to text */
static cJSON_bool print_array(const cJSON * const item, const size_t depth, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks)
static cJSON_bool print_array(const cJSON * const item, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks)
{
unsigned char *output_pointer = NULL;
size_t length = 0;
@ -1407,10 +1408,11 @@ static cJSON_bool print_array(const cJSON * const item, const size_t depth, cons
*output_pointer = '[';
output_buffer->offset++;
output_buffer->depth++;
while (current_element != NULL)
{
if (!print_value(current_element, depth + 1, format, output_buffer, hooks))
if (!print_value(current_element, format, output_buffer, hooks))
{
return false;
}
@ -1441,6 +1443,7 @@ static cJSON_bool print_array(const cJSON * const item, const size_t depth, cons
}
*output_pointer++ = ']';
*output_pointer = '\0';
output_buffer->depth--;
return true;
}
@ -1555,7 +1558,7 @@ fail:
}
/* Render an object to text. */
static cJSON_bool print_object(const cJSON * const item, const size_t depth, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks)
static cJSON_bool print_object(const cJSON * const item, const cJSON_bool format, printbuffer * const output_buffer, const internal_hooks * const hooks)
{
unsigned char *output_pointer = NULL;
size_t length = 0;
@ -1575,6 +1578,7 @@ static cJSON_bool print_object(const cJSON * const item, const size_t depth, con
}
*output_pointer++ = '{';
output_buffer->depth++;
if (format)
{
*output_pointer++ = '\n';
@ -1586,16 +1590,16 @@ static cJSON_bool print_object(const cJSON * const item, const size_t depth, con
if (format)
{
size_t i;
output_pointer = ensure(output_buffer, depth + 1, hooks);
output_pointer = ensure(output_buffer, output_buffer->depth, hooks);
if (output_pointer == NULL)
{
return false;
}
for (i = 0; i < depth + 1; i++)
for (i = 0; i < output_buffer->depth; i++)
{
*output_pointer++ = '\t';
}
output_buffer->offset += depth + 1;
output_buffer->offset += output_buffer->depth;
}
/* print key */
@ -1619,7 +1623,7 @@ static cJSON_bool print_object(const cJSON * const item, const size_t depth, con
output_buffer->offset += length;
/* print value */
if (!print_value(current_item, depth + 1, format, output_buffer, hooks))
if (!print_value(current_item, format, output_buffer, hooks))
{
return false;
}
@ -1647,7 +1651,7 @@ static cJSON_bool print_object(const cJSON * const item, const size_t depth, con
current_item = current_item->next;
}
output_pointer = ensure(output_buffer, format ? (depth + 2) : 2, hooks);
output_pointer = ensure(output_buffer, format ? (output_buffer->depth + 1) : 2, hooks);
if (output_pointer == NULL)
{
return false;
@ -1655,13 +1659,14 @@ static cJSON_bool print_object(const cJSON * const item, const size_t depth, con
if (format)
{
size_t i;
for (i = 0; i < (depth); i++)
for (i = 0; i < (output_buffer->depth - 1); i++)
{
*output_pointer++ = '\t';
}
}
*output_pointer++ = '}';
*output_pointer = '\0';
output_buffer->depth--;
return true;
}

8
tests/print_array.c
View File

@ -31,8 +31,8 @@ static void assert_print_array(const char * const expected, const char * const i
cJSON item[1];
printbuffer formatted_buffer;
printbuffer unformatted_buffer;
printbuffer formatted_buffer = { 0, 0, 0, 0, 0 };
printbuffer unformatted_buffer = { 0, 0, 0, 0, 0 };
parse_buffer parsebuffer = { 0, 0, 0, 0 };
parsebuffer.content = (const unsigned char*)input;
@ -53,10 +53,10 @@ static void assert_print_array(const char * const expected, const char * const i
memset(item, 0, sizeof(item));
TEST_ASSERT_TRUE_MESSAGE(parse_array(item, &parsebuffer, &global_hooks), "Failed to parse array.");
TEST_ASSERT_TRUE_MESSAGE(print_array(item, 0, false, &unformatted_buffer, &global_hooks), "Failed to print unformatted string.");
TEST_ASSERT_TRUE_MESSAGE(print_array(item, false, &unformatted_buffer, &global_hooks), "Failed to print unformatted string.");
TEST_ASSERT_EQUAL_STRING_MESSAGE(input, printed_unformatted, "Unformatted array is not correct.");
TEST_ASSERT_TRUE_MESSAGE(print_array(item, 0, true, &formatted_buffer, &global_hooks), "Failed to print formatted string.");
TEST_ASSERT_TRUE_MESSAGE(print_array(item, true, &formatted_buffer, &global_hooks), "Failed to print formatted string.");
TEST_ASSERT_EQUAL_STRING_MESSAGE(expected, printed_formatted, "Formatted array is not correct.");
reset(item);

2
tests/print_number.c
View File

@ -28,7 +28,7 @@ static void assert_print_number(const char *expected, double input)
{
unsigned char printed[1024];
cJSON item[1];
printbuffer buffer;
printbuffer buffer = { 0, 0, 0, 0, 0 };
buffer.buffer = printed;
buffer.length = sizeof(printed);
buffer.offset = 0;

8
tests/print_object.c
View File

@ -31,8 +31,8 @@ static void assert_print_object(const char * const expected, const char * const
cJSON item[1];
printbuffer formatted_buffer;
printbuffer unformatted_buffer;
printbuffer formatted_buffer = { 0, 0, 0, 0, 0 };
printbuffer unformatted_buffer = { 0, 0, 0, 0, 0 };
parse_buffer parsebuffer = { 0, 0, 0, 0 };
/* buffer for parsing */
@ -54,10 +54,10 @@ static void assert_print_object(const char * const expected, const char * const
memset(item, 0, sizeof(item));
TEST_ASSERT_TRUE_MESSAGE(parse_object(item, &parsebuffer, &global_hooks), "Failed to parse object.");
TEST_ASSERT_TRUE_MESSAGE(print_object(item, 0, false, &unformatted_buffer, &global_hooks), "Failed to print unformatted string.");
TEST_ASSERT_TRUE_MESSAGE(print_object(item, false, &unformatted_buffer, &global_hooks), "Failed to print unformatted string.");
TEST_ASSERT_EQUAL_STRING_MESSAGE(input, printed_unformatted, "Unformatted object is not correct.");
TEST_ASSERT_TRUE_MESSAGE(print_object(item, 0, true, &formatted_buffer, &global_hooks), "Failed to print formatted string.");
TEST_ASSERT_TRUE_MESSAGE(print_object(item, true, &formatted_buffer, &global_hooks), "Failed to print formatted string.");
TEST_ASSERT_EQUAL_STRING_MESSAGE(expected, printed_formatted, "Formatted ojbect is not correct.");
reset(item);

2
tests/print_string.c
View File

@ -27,7 +27,7 @@
static void assert_print_string(const char *expected, const char *input)
{
unsigned char printed[1024];
printbuffer buffer;
printbuffer buffer = { 0, 0, 0, 0, 0 };
buffer.buffer = printed;
buffer.length = sizeof(printed);
buffer.offset = 0;

4
tests/print_value.c
View File

@ -32,7 +32,7 @@ static void assert_print_value(const char *input)
{
unsigned char printed[1024];
cJSON item[1];
printbuffer buffer;
printbuffer buffer = { 0, 0, 0, 0, 0 };
parse_buffer parsebuffer = { 0, 0, 0, 0 };
buffer.buffer = printed;
buffer.length = sizeof(printed);
@ -46,7 +46,7 @@ static void assert_print_value(const char *input)
TEST_ASSERT_TRUE_MESSAGE(parse_value(item, &parsebuffer, &global_hooks), "Failed to parse value.");
TEST_ASSERT_TRUE_MESSAGE(print_value(item, 0, false, &buffer, &global_hooks), "Failed to print value.");
TEST_ASSERT_TRUE_MESSAGE(print_value(item, false, &buffer, &global_hooks), "Failed to print value.");
TEST_ASSERT_EQUAL_STRING_MESSAGE(input, buffer.buffer, "Printed value is not as expected.");
reset(item);