Update .gitignore

haversine_02/.gitignore

@@ -4,4 +4,4 @@ count_and_distances
 pairs.json
 main
 genhavr
-jsonparse
+prochavr

haversine_02/compile

@@ -1,16 +1,22 @@
 #!/bin/bash
 
-CC=clang++
+CC=clang
+CXX=clang++
 CFLAGS="-g -Wall -Wextra -Iinclude"
 
 # generator
-GENSRC="./src/argparser.cpp ./src/generator.cpp ./src/haversine.cpp ./src/point_types.cpp ./src/genmain.cpp"
+GENSRC="./src/generator/gen_argparser.cpp ./src/generator/generator.cpp ./src/haversine.cpp ./src/point_types.cpp ./src/generator/main.cpp"
 GENOUT=genhavr
 
-(set -x ; $CC $CFLAGS $GENSRC -o $GENOUT)
+(set -x ; $CXX $CFLAGS $GENSRC -o $GENOUT)
 
-# json parser
+# processor
-JSONSRC="./src/jsonparse.cpp"
+JSONSRC="./src/json/*.c"
-JSONOUT=jsonparse
+JSONFLAGS="-c"
+PROCSRC="./*.o ./src/haversine.cpp ./src/point_types.cpp ./src/processor/proc_argparser.cpp ./src/processor/main.cpp"
+PROCOUT=prochavr
 
-(set -x ; $CC $CFLAGS $JSONSRC -o $JSONOUT)
+(set -x ; $CC $CFLAGS $JSONFLAGS $JSONSRC)
+(set -x ; $CXX $CFLAGS $PROCSRC -o $PROCOUT)
+
+rm ./*.o

haversine_02/include/generator/gen_argparser.h

@@ -1,5 +1,5 @@
-#ifndef ARGPARSER_H
+#ifndef GEN_ARGPARSER_H
-#define ARGPARSER_H
+#define GEN_ARGPARSER_H
 
 #include "aliases.h"
 #include <argp.h>
@@ -12,4 +12,4 @@ struct GeneratorArgs {
 
 GeneratorArgs parse_args(i32 argc, char *argv[]);
 
-#endif // !ARGPARSER_H
+#endif // !GEN_ARGPARSER_H

haversine_02/include/json/dstring.h

@@ -0,0 +1,30 @@
+#ifndef DSTRING_H
+#define DSTRING_H
+
+#include "aliases.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct dstring dstr_t;
+
+dstr_t *dstr_with_capacity(u64 capacity);
+dstr_t *dstr_from_string(const char *str);
+void dstr_update(dstr_t **dst, const char *src);
+void dstr_free(dstr_t **str);
+void dstr_concat(dstr_t **dst, const char *src);
+void dstr_append(dstr_t **dst, char c);
+void dstr_resize(dstr_t **str);
+void dstr_clear(dstr_t *str);
+void dstr_print(const dstr_t *str);
+i64 dstr_find(const dstr_t *str, const char *substr);
+u64 dstr_length(const dstr_t *str);
+u64 dstr_capacity(const dstr_t *str);
+const char *dstr_to_cstr(const dstr_t *str);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // !DSTRING_H

haversine_02/include/json/json_entities.h

@@ -0,0 +1,82 @@
+#ifndef JSON_ENTITIES_H
+#define JSON_ENTITIES_H
+
+#include "aliases.h"
+#include "dstring.h"
+#include <stdbool.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct json_entity jentity_t;
+typedef struct json_collection jcoll_t;
+typedef struct json_value jval_t;
+typedef struct json_pair jpair_t;
+
+typedef enum {
+  JVAL_EMPTY,
+  JVAL_COLLECTION,
+  JVAL_STRING,
+  JVAL_INTEGER,
+  JVAL_DOUBLE,
+  JVAL_BOOLEAN,
+  JVAL_NULL,
+} jval_type;
+
+struct json_value {
+  jval_type type;
+  union {
+    void *null_val;
+    jcoll_t *collection;
+    dstr_t *string;
+    i64 num_int;
+    f64 num_dbl;
+    bool boolean;
+  };
+};
+
+struct json_pair {
+  dstr_t *key;
+  jval_t value;
+};
+
+typedef enum {
+  JENTITY_SINGLE,
+  JENTITY_PAIR,
+} jentity_type;
+
+struct json_entity {
+  jentity_type type;
+  union {
+    jval_t value;
+    jpair_t pair;
+  };
+  jentity_t *parent;
+  jentity_t *next;
+};
+
+typedef enum {
+  JCOLL_OBJECT,
+  JCOLL_ARRAY,
+} jcoll_type;
+
+struct json_collection {
+  u64 size;
+  jcoll_type type;
+  jentity_t *begin;
+  jentity_t *end;
+};
+
+void print_json(const jentity_t *entity, u32 indent);
+void free_json(jentity_t **entity);
+jcoll_t *get_collection_from_entity(const jentity_t *entity);
+jentity_t *create_new_single_entity(const jval_t value, jentity_t *parent);
+jentity_t *create_new_pair_entity(dstr_t *key, const jval_t value,
+                                  jentity_t *parent);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // !JSON_ENTITIES_H

haversine_02/include/json/lexer.h

@@ -0,0 +1,72 @@
+#ifndef LEXER_STATES_H
+#define LEXER_STATES_H
+
+#include "aliases.h"
+#include <stdbool.h>
+
+#define VALID_JSON true
+#define INVALID_JSON false
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef const char *str_view_t;
+
+typedef enum {
+  TK_NO_TOKEN,
+  TK_L_BRACE,
+  TK_R_BRACE,
+  TK_L_BRACKET,
+  TK_R_BRACKET,
+  TK_NULL,
+  TK_BOOL,
+  TK_STR_KEY,
+  TK_STR_VAL,
+  TK_INTEGER,
+  TK_DOUBLE,
+} token_type;
+
+typedef union {
+  void *no_val;
+  i64 num_int;
+  f64 num_frac;
+  str_view_t string;
+  bool boolean;
+} token_value_t;
+
+typedef struct {
+  u64 line;
+  u64 column;
+  token_type type;
+  token_value_t value;
+} token_t;
+
+typedef enum {
+  LEX_ERR_NONE,
+  LEX_ERR_INVALID,
+} lex_err_type;
+
+typedef struct {
+  lex_err_type errno;
+  str_view_t msg;
+} lex_err_t;
+
+typedef struct {
+  lex_err_t error;
+  token_t token;
+} lex_result_t;
+
+typedef struct lexer_s lexer_t;
+
+void lexer_init(lexer_t **lexer);
+void lexer_free(lexer_t **lexer);
+lex_result_t get_next_token(lexer_t *lexer, const char *text);
+
+void print_token(token_t token);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // !LEXER_STATES_H

haversine_02/include/json/parser.h

@@ -0,0 +1,19 @@
+#ifndef PARSER_H
+#define PARSER_H
+
+#include "json_entities.h"
+#include "lexer.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct parser_s parser_t;
+
+jentity_t *load_json(const char *filepath);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // !PARSER_H

haversine_02/src/generator/gen_argparser.cpp

@@ -1,15 +1,16 @@
-#include "argparser.h"
+#include "generator/gen_argparser.h"
+#include "aliases.h"
 #include <argp.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <time.h>
 
-static error_t argp_parser(i32 key, char *arg, argp_state *state);
+INTERNAL error_t argp_parser(i32 key, char *arg, argp_state *state);
 
-static argp parser = {};
+INTERNAL argp parser = {};
 
-static argp_option options[] = {
+INTERNAL argp_option options[] = {
     {.name = "seed", .key = 's', .arg = "SEED"},
     {.name = "cluster", .key = 'c'},
     {0, 0, 0, 0, 0, 0},

haversine_02/src/generator/generator.cpp

@@ -1,4 +1,4 @@
-#include "generator.h"
+#include "generator/generator.h"
 #include "aliases.h"
 #include "point_types.h"
 #include <math.h>

haversine_02/src/generator/main.cpp

@@ -1,11 +1,10 @@
 #include "aliases.h"
-#include "argparser.h"
+#include "generator/gen_argparser.h"
-#include "generator.h"
+#include "generator/generator.h"
 #include "haversine.h"
 #include "point_types.h"
 #include <stdio.h>
 #include <stdlib.h>
-#include <time.h>
 
 #define EARTH_RADIUS_KM 6371.0
 

haversine_02/src/json/dstring.c

@@ -0,0 +1,211 @@
+#include "json/dstring.h"
+#include "aliases.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+// Use this scalar to allocate extra memory in order to avoid having to
+// constantly reallocate
+#define CAPACITY_SCALAR 8
+
+struct dstring {
+  u64 capacity;
+  u64 size;
+  char buf[];
+};
+
+dstr_t *dstr_with_capacity(u64 capacity) {
+  dstr_t *out = (dstr_t *)malloc(sizeof(dstr_t) + capacity + 1);
+
+  if (!out) {
+    return NULL;
+  }
+
+  out->capacity = capacity;
+  out->size = 0;
+  memset(out->buf, 0, capacity + 1);
+
+  return out;
+}
+
+dstr_t *dstr_from_string(const char *str) {
+  u64 length = strlen(str);
+
+  u64 capacity = length * CAPACITY_SCALAR;
+
+  dstr_t *out = dstr_with_capacity(capacity);
+
+  if (!out) {
+    return NULL;
+  }
+
+  out->size = length;
+  strncpy(out->buf, str, length);
+
+  return out;
+}
+
+void dstr_update(dstr_t **dst, const char *src) {
+  if (!(*dst)) {
+    return;
+  }
+
+  u64 length = strlen(src);
+
+  dstr_t *str = *dst;
+
+  if (length <= str->capacity) {
+    memset(str->buf, 0, str->capacity);
+
+    str->size = length;
+
+    strncpy(str->buf, src, length);
+  } else {
+    u64 capacity = length * CAPACITY_SCALAR;
+
+    dstr_t *tmp = (dstr_t *)realloc(*dst, sizeof(dstr_t) + capacity + 1);
+
+    if (!tmp) {
+      return;
+    }
+
+    tmp->capacity = capacity;
+    tmp->size = length;
+    strncpy(tmp->buf, src, length);
+
+    *dst = tmp;
+  }
+}
+
+void dstr_free(dstr_t **str) {
+  if (!(*str)) {
+    return;
+  }
+
+  free(*str);
+  *str = NULL;
+}
+
+void dstr_concat(dstr_t **dst, const char *src) {
+  if (!(*dst)) {
+    return;
+  }
+
+  u64 src_length = strlen(src);
+
+  if (src_length == 0) {
+    return;
+  }
+
+  u64 new_length = (*dst)->size + src_length;
+
+  char str[new_length + 1];
+  memset(str, 0, new_length + 1);
+
+  strncpy(str, (*dst)->buf, (*dst)->size);
+  strncat(str, src, src_length);
+
+  dstr_update(dst, str);
+}
+
+void dstr_append(dstr_t **dst, char c) {
+  if (!(*dst)) {
+    return;
+  }
+
+  u64 new_length = (*dst)->size + 1;
+
+  char str[new_length + 1];
+  memset(str, 0, new_length + 1);
+
+  strncpy(str, (*dst)->buf, (*dst)->size);
+  str[(*dst)->size] = c;
+
+  dstr_update(dst, str);
+}
+
+void dstr_resize(dstr_t **str) {
+  u64 capacity = (*str)->size;
+
+  dstr_t *tmp = (dstr_t *)realloc(*str, sizeof(dstr_t) + capacity + 1);
+
+  if (!tmp) {
+    return;
+  }
+
+  tmp->capacity = capacity;
+
+  *str = tmp;
+}
+
+void dstr_clear(dstr_t *str) {
+  if (!str || str->size == 0) {
+    return;
+  }
+
+  memset(str->buf, 0, str->capacity);
+  str->size = 0;
+}
+
+void dstr_print(const dstr_t *str) {
+  if (!str) {
+    return;
+  }
+
+  printf("%s\n", str->buf);
+}
+
+i64 dstr_find(const dstr_t *str, const char *substr) {
+  if (!str || !substr) {
+    return -1;
+  }
+
+  u64 substr_length = strlen(substr);
+
+  if (substr_length == 0 || substr_length > str->size) {
+    return -1;
+  }
+
+  char buf[substr_length + 1];
+  memset(buf, 0, substr_length + 1);
+
+  for (u64 i = 0; i < str->size; ++i) {
+    if (i + substr_length >= str->size) {
+      break;
+    }
+
+    for (u64 j = 0; j < substr_length; ++j) {
+      buf[j] = str->buf[i + j];
+    }
+
+    if (strcmp(buf, substr) == 0) {
+      return i;
+    }
+  }
+
+  return -1;
+}
+
+u64 dstr_length(const dstr_t *str) {
+  if (!str) {
+    return 0;
+  }
+
+  return str->size;
+}
+
+u64 dstr_capacity(const dstr_t *str) {
+  if (!str) {
+    return 0;
+  }
+
+  return str->capacity;
+}
+
+const char *dstr_to_cstr(const dstr_t *str) {
+  if (!str) {
+    return "";
+  }
+
+  return str->buf;
+}

haversine_02/src/json/json_entities.c

@@ -0,0 +1,194 @@
+#include "json/json_entities.h"
+#include "aliases.h"
+#include "json/dstring.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+void print_json(const jentity_t *entity, u32 indent) {
+  PERSISTENT i32 indentation = 0;
+
+  dstr_t *key = NULL;
+  const jval_t *value = NULL;
+
+  if (entity->type == JENTITY_SINGLE) {
+    value = &(entity->value);
+  } else {
+    key = entity->pair.key;
+    value = &(entity->pair.value);
+  }
+
+  if (key) {
+    printf("%*s\"%s\": ", indentation * indent, "", dstr_to_cstr(key));
+  }
+
+  switch (value->type) {
+  case JVAL_COLLECTION: {
+    const char *open = "";
+    const char *close = "";
+
+    if (value->collection->type == JCOLL_OBJECT) {
+      open = "{";
+      close = "}";
+    } else {
+      open = "[";
+      close = "]";
+    }
+
+    if (key) {
+      printf("%s\n", open);
+    } else {
+      printf("%*s%s\n", indentation * indent, "", open);
+    }
+
+    ++indentation;
+
+    if (value->collection->begin) {
+      print_json(value->collection->begin, indent);
+    }
+
+    --indentation;
+
+    printf("\n%*s%s", indentation * indent, "", close);
+
+    break;
+  }
+  case JVAL_STRING:
+    if (key) {
+      printf("\"%s\"", dstr_to_cstr(value->string));
+    } else {
+      printf("%*s\"%s\"", indentation * indent, "",
+             dstr_to_cstr(value->string));
+    }
+
+    break;
+  case JVAL_INTEGER:
+    if (key) {
+      printf("%llu", (unsigned long long)value->num_int);
+    } else {
+      printf("%*s%llu", indentation * indent, "",
+             (unsigned long long)value->num_int);
+    }
+
+    break;
+  case JVAL_DOUBLE:
+    if (key) {
+      printf("%f", value->num_dbl);
+    } else {
+      printf("%*s%f", indentation * indent, "", value->num_dbl);
+    }
+
+    break;
+  case JVAL_BOOLEAN:
+    if (key) {
+      printf("%s", value->boolean ? "true" : "false");
+    } else {
+      printf("%*s%s", indentation * indent, "",
+             value->boolean ? "true" : "false");
+    }
+
+    break;
+  case JVAL_NULL:
+    if (key) {
+      printf("%s", "null");
+    } else {
+      printf("%*s%s", indentation * indent, "", "null");
+    }
+
+    break;
+  case JVAL_EMPTY:
+    break;
+  }
+
+  if (entity->next) {
+    printf(",\n");
+    print_json(entity->next, indent);
+  }
+
+  // Add newline after printing the entire json tree
+  if (indentation == 0 && entity->parent == NULL && entity->next == NULL) {
+    printf("\n");
+  }
+}
+
+void free_json(jentity_t **entity) {
+  if (!(*entity)) {
+    return;
+  }
+
+  jentity_t *entt_ptr = *entity;
+
+  dstr_t *key = NULL;
+  const jval_t *value = NULL;
+
+  if (entt_ptr->type == JENTITY_SINGLE) {
+    value = &(entt_ptr->value);
+  } else {
+    key = entt_ptr->pair.key;
+    value = &(entt_ptr->pair.value);
+  }
+
+  if (key) {
+    dstr_free(&(entt_ptr->pair.key));
+  }
+
+  switch (value->type) {
+  case JVAL_COLLECTION:
+    if (value->collection->begin) {
+      free_json(&(value->collection->begin));
+    }
+
+    free(value->collection);
+
+    break;
+  case JVAL_STRING:
+    dstr_free(&(entt_ptr->pair.value.string));
+
+    break;
+  default:
+    break;
+  }
+
+  if (entt_ptr->next) {
+    free_json(&(entt_ptr->next));
+  }
+
+  free(*entity);
+  *entity = NULL;
+}
+
+jcoll_t *get_collection_from_entity(const jentity_t *entity) {
+  return entity->type == JENTITY_SINGLE ? entity->value.collection
+                                        : entity->pair.value.collection;
+}
+
+jentity_t *create_new_single_entity(const jval_t value, jentity_t *parent) {
+  jentity_t *entity = (jentity_t *)malloc(sizeof(jentity_t));
+
+  if (!entity) {
+    return NULL;
+  }
+
+  entity->type = JENTITY_SINGLE;
+  entity->value = value;
+  entity->parent = parent;
+  entity->next = NULL;
+
+  return entity;
+}
+
+jentity_t *create_new_pair_entity(dstr_t *key, const jval_t value,
+                                  jentity_t *parent) {
+  jentity_t *entity = (jentity_t *)malloc(sizeof(jentity_t));
+
+  if (!entity) {
+    return NULL;
+  }
+
+  entity->type = JENTITY_PAIR;
+  entity->pair.key = key;
+  entity->pair.value = value;
+  entity->parent = parent;
+  entity->next = NULL;
+
+  return entity;
+}

haversine_02/src/json/parser.c

@@ -0,0 +1,256 @@
+#include "json/parser.h"
+#include "aliases.h"
+#include "json/dstring.h"
+#include "json/json_entities.h"
+#include "json/lexer.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+struct parser_s {
+  jentity_t *root;
+  jentity_t *current;
+  jval_t value;
+};
+
+INTERNAL void parser_free(parser_t **parser);
+INTERNAL void parser_init(parser_t **parser);
+INTERNAL void parse_token(parser_t *parser, token_t token);
+INTERNAL void add_key(parser_t *parser, dstr_t *key);
+INTERNAL jentity_t *add_value(parser_t *parser);
+INTERNAL void add_collection(parser_t *parser);
+
+jentity_t *load_json(const char *filepath) {
+  FILE *fp = fopen(filepath, "r");
+
+  if (!fp) {
+    return NULL;
+  }
+
+  fseek(fp, 0, SEEK_END);
+
+  u64 length = ftell(fp);
+
+  fseek(fp, 0, SEEK_SET);
+
+  char json[length + 1];
+  memset(json, 0, length + 1);
+
+  fread(json, sizeof(char), length, fp);
+
+  fclose(fp);
+
+  lexer_t *lexer = NULL;
+  parser_t *parser = NULL;
+
+  lexer_init(&lexer);
+  if (!lexer) {
+    return NULL;
+  }
+
+  parser_init(&parser);
+  if (!parser) {
+    lexer_free(&lexer);
+
+    return NULL;
+  }
+
+  lex_result_t result = get_next_token(lexer, json);
+
+  if (result.error.errno) {
+    printf("%s\n", result.error.msg);
+  } else {
+    while (result.token.type != TK_NO_TOKEN) {
+      parse_token(parser, result.token);
+
+      result = get_next_token(lexer, NULL);
+
+      if (result.error.errno) {
+        printf("%s\n", result.error.msg);
+        break;
+      }
+    }
+  }
+
+  jentity_t *root = parser->root;
+
+  parser_free(&parser);
+  lexer_free(&lexer);
+
+  return root;
+}
+
+void parser_init(parser_t **parser) {
+  if (*parser) {
+    parser_free(parser);
+  }
+
+  *parser = (parser_t *)malloc(sizeof(parser_t));
+
+  if (!(*parser)) {
+    return;
+  }
+
+  (*parser)->root = NULL;
+  (*parser)->current = NULL;
+  (*parser)->value = (jval_t){};
+}
+
+void parser_free(parser_t **parser) {
+  if (!(*parser)) {
+    return;
+  }
+
+  (*parser)->root = NULL;
+  (*parser)->current = NULL;
+
+  free(*parser);
+  *parser = NULL;
+}
+
+void parse_token(parser_t *parser, token_t token) {
+  switch (token.type) {
+  case TK_L_BRACE:
+  case TK_L_BRACKET: {
+    parser->value = (jval_t){
+        .type = JVAL_COLLECTION,
+        .collection = (jcoll_t *)malloc(sizeof(jcoll_t)),
+    };
+
+    if (token.type == TK_L_BRACE) {
+      parser->value.collection->type = JCOLL_OBJECT;
+    } else {
+      parser->value.collection->type = JCOLL_ARRAY;
+    }
+
+    parser->value.collection->size = 0;
+    parser->value.collection->begin = NULL;
+    parser->value.collection->end = NULL;
+
+    add_collection(parser);
+
+    break;
+  }
+  case TK_R_BRACE:
+  case TK_R_BRACKET:
+    if (parser->current->parent) {
+      parser->current = parser->current->parent;
+    }
+
+    break;
+  case TK_STR_KEY: {
+    parser->value = (jval_t){.type = JVAL_EMPTY, .null_val = NULL};
+
+    add_key(parser, dstr_from_string(token.value.string));
+
+    break;
+  }
+  case TK_NULL: {
+    parser->value = (jval_t){.type = JVAL_NULL, .null_val = NULL};
+
+    add_value(parser);
+
+    break;
+  }
+  case TK_BOOL: {
+    parser->value =
+        (jval_t){.type = JVAL_BOOLEAN, .boolean = token.value.boolean};
+
+    add_value(parser);
+
+    break;
+  }
+  case TK_STR_VAL: {
+    parser->value = (jval_t){.type = JVAL_STRING,
+                             .string = dstr_from_string(token.value.string)};
+
+    add_value(parser);
+
+    break;
+  }
+  case TK_INTEGER: {
+    parser->value =
+        (jval_t){.type = JVAL_INTEGER, .num_int = token.value.num_int};
+
+    add_value(parser);
+
+    break;
+  }
+  case TK_DOUBLE: {
+    parser->value =
+        (jval_t){.type = JVAL_DOUBLE, .num_dbl = token.value.num_frac};
+
+    add_value(parser);
+
+    break;
+  }
+  case TK_NO_TOKEN:
+    break;
+  }
+}
+
+void add_key(parser_t *parser, dstr_t *key) {
+  jcoll_t *collection = get_collection_from_entity(parser->current);
+
+  if (!collection) {
+    return;
+  }
+
+  if (!(collection->end)) {
+    collection->begin = collection->end =
+        create_new_pair_entity(key, parser->value, parser->current);
+
+    collection->size = 1;
+  } else {
+    jentity_t *new_entity =
+        create_new_pair_entity(key, parser->value, parser->current);
+
+    collection->end->next = new_entity;
+
+    collection->end = new_entity;
+
+    ++(collection->size);
+  }
+}
+
+jentity_t *add_value(parser_t *parser) {
+  jcoll_t *collection = get_collection_from_entity(parser->current);
+
+  if (!collection) {
+    return NULL;
+  }
+
+  if (!(collection->end)) {
+    collection->begin = collection->end =
+        create_new_single_entity(parser->value, parser->current);
+
+    collection->size = 1;
+  } else {
+    if (collection->end->type == JENTITY_PAIR &&
+        collection->end->pair.value.type == JVAL_EMPTY) {
+      collection->end->pair.value = parser->value;
+    } else {
+      jentity_t *new_entity =
+          create_new_single_entity(parser->value, parser->current);
+
+      collection->end->next = new_entity;
+
+      collection->end = new_entity;
+
+      ++(collection->size);
+    }
+  }
+
+  return collection->end;
+}
+
+void add_collection(parser_t *parser) {
+  if (!(parser->root)) {
+    parser->root = parser->current =
+        create_new_single_entity(parser->value, NULL);
+
+    return;
+  }
+
+  parser->current = add_value(parser);
+}

haversine_02/src/jsonparse.cpp

@@ -1,47 +0,0 @@
-#include "aliases.h"
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-i32 main(i32 argc, char *argv[]) {
-  if (argc < 2) {
-    printf("Missing filename\n");
-
-    return EXIT_FAILURE;
-  }
-
-  const char *filename = argv[1];
-
-  FILE *fp = fopen(filename, "r");
-  if (!fp) {
-    printf("Failed to open file: %s\n", filename);
-
-    return EXIT_FAILURE;
-  }
-
-  fseek(fp, 0, SEEK_END);
-
-  u64 length = ftell(fp);
-
-  fseek(fp, 0, SEEK_SET);
-
-  char text[length + 1];
-
-  memset(text, 0, length);
-
-  fread(text, sizeof(char), length, fp);
-  text[length] = '\0';
-
-  const char *delim = ", \t\n";
-
-  char *token = strtok(text, delim);
-  while (token) {
-    printf("TOKEN: %s\n", token);
-
-    token = strtok(NULL, delim);
-  }
-
-  fclose(fp);
-
-  return EXIT_SUCCESS;
-}