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Feature request: 2903779.

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Unformatted output. :)



git-svn-id: http://svn.code.sf.net/p/cjson/code@19 e3330c51-1366-4df0-8b21-3ccf24e3d50e
This commit is contained in:
Dave Gamble 2009-11-25 15:27:39 +00:00
parent 501ff3b3d0
commit c4e8954eb2
2 changed files with 23 additions and 20 deletions
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41
cJSON.c
View File

@ -215,11 +215,11 @@ static char *print_string(cJSON *item) {return print_string_ptr(item->valuestrin
// Predeclare these prototypes. // Predeclare these prototypes.
static const char *parse_value(cJSON *item,const char *value); static const char *parse_value(cJSON *item,const char *value);
static char *print_value(cJSON *item,int depth); static char *print_value(cJSON *item,int depth,int fmt);
static const char *parse_array(cJSON *item,const char *value); static const char *parse_array(cJSON *item,const char *value);
static char *print_array(cJSON *item,int depth); static char *print_array(cJSON *item,int depth,int fmt);
static const char *parse_object(cJSON *item,const char *value); static const char *parse_object(cJSON *item,const char *value);
static char *print_object(cJSON *item,int depth); static char *print_object(cJSON *item,int depth,int fmt);
// Utility to jump whitespace and cr/lf // Utility to jump whitespace and cr/lf
static const char *skip(const char *in) {while (in && *in<=32) in++; return in;} static const char *skip(const char *in) {while (in && *in<=32) in++; return in;}
@ -235,7 +235,8 @@ cJSON *cJSON_Parse(const char *value)
} }
// Render a cJSON item/entity/structure to text. // Render a cJSON item/entity/structure to text.
char *cJSON_Print(cJSON *item) {return print_value(item,0);} char *cJSON_Print(cJSON *item) {return print_value(item,0,1);}
char *cJSON_PrintUnformatted(cJSON *item) {return print_value(item,0,0);}
// Parser core - when encountering text, process appropriately. // Parser core - when encountering text, process appropriately.
static const char *parse_value(cJSON *item,const char *value) static const char *parse_value(cJSON *item,const char *value)
@ -253,7 +254,7 @@ static const char *parse_value(cJSON *item,const char *value)
} }
// Render a value to text. // Render a value to text.
static char *print_value(cJSON *item,int depth) static char *print_value(cJSON *item,int depth,int fmt)
{ {
char *out=0; char *out=0;
switch (item->type) switch (item->type)
@ -263,8 +264,8 @@ static char *print_value(cJSON *item,int depth)
case cJSON_True: out=cJSON_strdup("true"); break; case cJSON_True: out=cJSON_strdup("true"); break;
case cJSON_Number: out=print_number(item);break; case cJSON_Number: out=print_number(item);break;
case cJSON_String: out=print_string(item);break; case cJSON_String: out=print_string(item);break;
case cJSON_Array: out=print_array(item,depth);break; case cJSON_Array: out=print_array(item,depth,fmt);break;
case cJSON_Object: out=print_object(item,depth);break; case cJSON_Object: out=print_object(item,depth,fmt);break;
} }
return out; return out;
} }
@ -298,7 +299,7 @@ static const char *parse_array(cJSON *item,const char *value)
} }
// Render an array to text // Render an array to text
static char *print_array(cJSON *item,int depth) static char *print_array(cJSON *item,int depth,int fmt)
{ {
char **entries; char **entries;
char *out=0,*ptr,*ret;int len=5; char *out=0,*ptr,*ret;int len=5;
@ -315,9 +316,9 @@ static char *print_array(cJSON *item,int depth)
child=item->child; child=item->child;
while (child && !fail) while (child && !fail)
{ {
ret=print_value(child,depth+1); ret=print_value(child,depth+1,fmt);
entries[i++]=ret; entries[i++]=ret;
if (ret) len+=strlen(ret)+3; else fail=1; if (ret) len+=strlen(ret)+2+(fmt?1:0); else fail=1;
child=child->next; child=child->next;
} }
@ -340,7 +341,7 @@ static char *print_array(cJSON *item,int depth)
for (i=0;i<numentries;i++) for (i=0;i<numentries;i++)
{ {
strcpy(ptr,entries[i]);ptr+=strlen(entries[i]); strcpy(ptr,entries[i]);ptr+=strlen(entries[i]);
if (i!=numentries-1) {*ptr++=',';*ptr++=' ';*ptr=0;} if (i!=numentries-1) {*ptr++=',';if(fmt)*ptr++=' ';*ptr=0;}
cJSON_free(entries[i]); cJSON_free(entries[i]);
} }
cJSON_free(entries); cJSON_free(entries);
@ -384,7 +385,7 @@ static const char *parse_object(cJSON *item,const char *value)
} }
// Render an object to text. // Render an object to text.
static char *print_object(cJSON *item,int depth) static char *print_object(cJSON *item,int depth,int fmt)
{ {
char **entries=0,**names=0; char **entries=0,**names=0;
char *out=0,*ptr,*ret,*str;int len=7,i=0,j; char *out=0,*ptr,*ret,*str;int len=7,i=0,j;
@ -401,12 +402,12 @@ static char *print_object(cJSON *item,int depth)
memset(names,0,sizeof(char*)*numentries); memset(names,0,sizeof(char*)*numentries);
// Collect all the results into our arrays: // Collect all the results into our arrays:
child=item->child;depth++;len+=depth; child=item->child;depth++;if (fmt) len+=depth;
while (child) while (child)
{ {
names[i]=str=print_string_ptr(child->string); names[i]=str=print_string_ptr(child->string);
entries[i++]=ret=print_value(child,depth); entries[i++]=ret=print_value(child,depth,fmt);
if (str && ret) len+=strlen(ret)+strlen(str)+4+depth; else fail=1; if (str && ret) len+=strlen(ret)+strlen(str)+2+(fmt?2+depth:0); else fail=1;
child=child->next; child=child->next;
} }
@ -423,20 +424,20 @@ static char *print_object(cJSON *item,int depth)
} }
// Compose the output: // Compose the output:
*out='{';ptr=out+1;*ptr++='\n';*ptr=0; *out='{';ptr=out+1;if (fmt)*ptr++='\n';*ptr=0;
for (i=0;i<numentries;i++) for (i=0;i<numentries;i++)
{ {
for (j=0;j<depth;j++) *ptr++='\t'; if (fmt) for (j=0;j<depth;j++) *ptr++='\t';
strcpy(ptr,names[i]);ptr+=strlen(names[i]); strcpy(ptr,names[i]);ptr+=strlen(names[i]);
*ptr++=':';*ptr++='\t'; *ptr++=':';if (fmt) *ptr++='\t';
strcpy(ptr,entries[i]);ptr+=strlen(entries[i]); strcpy(ptr,entries[i]);ptr+=strlen(entries[i]);
if (i!=numentries-1) *ptr++=','; if (i!=numentries-1) *ptr++=',';
*ptr++='\n';*ptr=0; if (fmt) *ptr++='\n';*ptr=0;
cJSON_free(names[i]);cJSON_free(entries[i]); cJSON_free(names[i]);cJSON_free(entries[i]);
} }
cJSON_free(names);cJSON_free(entries); cJSON_free(names);cJSON_free(entries);
for (i=0;i<depth-1;i++) *ptr++='\t'; if (fmt) for (i=0;i<depth-1;i++) *ptr++='\t';
*ptr++='}';*ptr++=0; *ptr++='}';*ptr++=0;
return out; return out;
} }

2
cJSON.h
View File

@ -64,6 +64,8 @@ extern void cJSON_InitHooks(cJSON_Hooks* hooks);
extern cJSON *cJSON_Parse(const char *value); extern cJSON *cJSON_Parse(const char *value);
// Render a cJSON entity to text for transfer/storage. Free the char* when finished. // Render a cJSON entity to text for transfer/storage. Free the char* when finished.
extern char *cJSON_Print(cJSON *item); extern char *cJSON_Print(cJSON *item);
// Render a cJSON entity to text for transfer/storage without any formatting. Free the char* when finished.
extern char *cJSON_PrintUnformatted(cJSON *item);
// Delete a cJSON entity and all subentities. // Delete a cJSON entity and all subentities.
extern void cJSON_Delete(cJSON *c); extern void cJSON_Delete(cJSON *c);