Diff: main.cpp

Revision:

0:28f07b17e084

diff -r 000000000000 -r 28f07b17e084 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Jun 11 03:24:52 2014 +0000
@@ -0,0 +1,91 @@
+#include <ctype.h>
+
+#include "mbed.h"
+
+#include "jsmn.h"
+
+#define       MAXTOKEN       64
+
+const char *jsmn_type_str[] = {
+  "PRIMITIVE",
+  "OBJECT",
+  "ARRAY",
+  "STRING"
+};
+
+
+int main()
+{
+  const char *js;            // Pointer to json string
+  int         r;             // Number of token parsed
+  jsmn_parser p;             // jsmn parser
+  jsmntok_t   t[MAXTOKEN];   // Parsed token
+
+  // JSON may contain multibyte characters or encoded unicode in
+  // \uXXXX format.
+  // mbed compiler may complain "invalid multibyte character sequence".
+  js =
+"{"
+"  \"menu\":"
+"  {"
+"    \"id\": 1234,"
+"    \"group\": \"File\","
+"    \"popup\":"
+"    {"
+"      \"menuitem\":"
+"      ["
+"        {\"value\": true,    \"onclick\"  : \"বিশাল\"},"
+"        {\"value\": false,   0x1328       : \"groß\"},"
+"        {\"value\": null,    \"15\u00f8C\": \"3\u0111\"},"
+"        {\"value\": \"測試\", -12.34       :  99}"
+"      ]"
+"    }"
+"  }"
+"}";
+
+  jsmn_init(&p);
+  r = jsmn_parse(&p, js, strlen(js), t, MAXTOKEN);
+
+  printf("Parsed %d tokens\n", r);
+  
+  printf("            TYPE       START   END  SIZE PAR\n");
+  printf("           ----------  -----  ----  ---- ---\n");
+
+  char        ch;
+  jsmntok_t   at;            // A token for general use
+  for (int i = 0; i < r; i++)
+  {
+    at = t[i];
+    printf("Token %2d = %-10.10s (%4d - %4d, %3d, %2d) --> ",
+           i, jsmn_type_str[at.type],
+           at.start, at.end,
+           at.size, at.parent);
+
+    switch (at.type)
+    {
+      case JSMN_STRING:
+        printf("%-10.*s\n", at.end - at.start + 2, js + at.start - 1);
+        break;
+
+      case JSMN_PRIMITIVE:
+        ch = *(js + at.start);
+
+        if (isdigit(ch) || ch == '-') 
+          printf("%-10.*s\n", at.end - at.start, js + at.start);
+        else if (tolower(ch) == 'n')
+          printf("null\n");
+        else if (tolower(ch) == 't')
+          printf("true\n");
+        else if (tolower(ch) == 'f')
+          printf("false\n");
+        break;
+
+      default:
+        printf("\n");
+        break;
+    }
+  }
+ 
+  while (1)
+    ;
+}