Being more explicit about EMPTY errors.

singleheader/amalgamation_demo.cpp

@@ -1,4 +1,4 @@
-/* auto-generated on Mon Dec 16 19:07:18 EST 2019. Do not edit! */
+/* auto-generated on Wed Dec 18 14:39:04 UTC 2019. Do not edit! */
 
 #include <iostream>
 #include "simdjson.h"

singleheader/simdjson.cpp

@@ -1,4 +1,4 @@
-/* auto-generated on Mon Dec 16 19:07:18 EST 2019. Do not edit! */
+/* auto-generated on Wed Dec 18 14:39:04 UTC 2019. Do not edit! */
 #include "simdjson.h"
 
 /* used for http://dmalloc.com/ Dmalloc - Debug Malloc Library */
@@ -497,7 +497,7 @@ const std::map<int, const std::string> error_strings = {
     {NUMBER_ERROR, "Problem while parsing a number"},
     {UTF8_ERROR, "The input is not valid UTF-8"},
     {UNITIALIZED, "Unitialized"},
-    {EMPTY, "Empty"},
+    {EMPTY, "Empty: no JSON found"},
     {UNESCAPED_CHARS, "Within strings, some characters must be escaped, we "
                       "found unescaped characters"},
     {UNCLOSED_STRING, "A string is opened, but never closed."},
@@ -1061,7 +1061,7 @@ int json_parse(const char *buf, size_t len, ParsedJson &pj,
                                                         realloc);
 }
 
-Architecture find_best_supported_implementation() {
+Architecture find_best_supported_architecture() {
   constexpr uint32_t haswell_flags =
       instruction_set::AVX2 | instruction_set::PCLMULQDQ |
       instruction_set::BMI1 | instruction_set::BMI2;
@@ -1077,13 +1077,20 @@ Architecture find_best_supported_implementation() {
   if (supports & instruction_set::NEON)
     return Architecture::ARM64;
 
-  return Architecture::NONE;
+  return Architecture::UNSUPPORTED;
+}
+
+Architecture parse_architecture(char *architecture) {
+  if (!strcmp(architecture, "HASWELL")) { return Architecture::HASWELL; }
+  if (!strcmp(architecture, "WESTMERE")) { return Architecture::WESTMERE; }
+  if (!strcmp(architecture, "ARM64")) { return Architecture::ARM64; }
+  return Architecture::UNSUPPORTED;
 }
 
 // Responsible to select the best json_parse implementation
 int json_parse_dispatch(const uint8_t *buf, size_t len, ParsedJson &pj,
                         bool realloc) {
-  Architecture best_implementation = find_best_supported_implementation();
+  Architecture best_implementation = find_best_supported_architecture();
   // Selecting the best implementation
   switch (best_implementation) {
 #ifdef IS_X86_64

singleheader/simdjson.h

@@ -1,4 +1,4 @@
-/* auto-generated on Mon Dec 16 19:07:18 EST 2019. Do not edit! */
+/* auto-generated on Wed Dec 18 14:39:04 UTC 2019. Do not edit! */
 /* begin file include/simdjson/simdjson_version.h */
 // /include/simdjson/simdjson_version.h automatically generated by release.py,
 // do not change by hand
@@ -498,10 +498,10 @@ static inline void print_with_escapes(const char *src, std::ostream &os,
 namespace simdjson {
 // Represents the minimal architecture that would support an implementation
 enum class Architecture {
+  UNSUPPORTED,
   WESTMERE,
   HASWELL,
   ARM64,
-  NONE,
 // TODO remove 'native' in favor of runtime dispatch?
 // the 'native' enum class value should point at a good default on the current
 // machine
@@ -512,6 +512,9 @@ enum class Architecture {
 #endif
 };
 
+Architecture find_best_supported_architecture();
+Architecture parse_architecture(char *architecture);
+
 enum ErrorValues {
   SUCCESS = 0,
   SUCCESS_AND_HAS_MORE, //No errors and buffer still has more data

src/simdjson.cpp

@@ -18,7 +18,7 @@ const std::map<int, const std::string> error_strings = {
     {NUMBER_ERROR, "Problem while parsing a number"},
     {UTF8_ERROR, "The input is not valid UTF-8"},
     {UNITIALIZED, "Unitialized"},
-    {EMPTY, "Empty"},
+    {EMPTY, "Empty: no JSON found"},
     {UNESCAPED_CHARS, "Within strings, some characters must be escaped, we "
                       "found unescaped characters"},
     {UNCLOSED_STRING, "A string is opened, but never closed."},

tests/jsoncheck.cpp

@@ -88,10 +88,12 @@ bool validate(const char *dirname) {
         is_file_as_expected[i] = false;
         printf("warning: file %s should pass but it fails. Error is: %s\n",
                name, simdjson::error_message(parse_res).data());
+        printf("size of file in bytes: %zu \n", p.size());
         everything_fine = false;
       } else if (starts_with("fail", name) && parse_res == 0) {
         is_file_as_expected[i] = false;
         printf("warning: file %s should fail but it passes.\n", name);
+        printf("size of file in bytes: %zu \n", p.size());
         everything_fine = false;
       }
       free(fullpath);

tests/jsonstream_test.cpp

@@ -104,10 +104,12 @@ bool validate(const char *dirname) {
                 is_file_as_expected[i] = false;
                 printf("warning: file %s should pass but it fails. Error is: %s\n",
                        name, simdjson::error_message(parse_res).data());
+                printf("size of file in bytes: %zu \n", p.size());
                 everything_fine = false;
             } else if (starts_with("fail", name) && parse_res == 0) {
                 is_file_as_expected[i] = false;
                 printf("warning: file %s should fail but it passes.\n", name);
+                printf("size of file in bytes: %zu \n", p.size());
                 everything_fine = false;
             }
             free(fullpath);