7 files changed, 135 insertions, 0 deletions
diff --git a/include/json.h b/include/json.h
new file mode 100644
index 0000000..749a3e0
--- /dev/null
+++ b/include/json.h
@@ -0,0 +1,34 @@
+#pragma once
+#include "../include/memory.h"
+#include "../include/str.h"
+#include "../include/vec.h"
+
+typedef struct {
+    Vec keys;   // Vec<Str>
+    Vec values; // Vec<JSON>
+    size len;
+} JSONObject;
+typedef enum {
+    JSON_NULL,
+    JSON_BOOL,
+    JSON_INTEGER,
+    JSON_FLOAT,
+    JSON_STRING,
+    JSON_ARRAY,
+    JSON_OBJECT
+} JSONType;
+typedef struct {
+    JSONType type;
+    union {
+        bool boolean;
+        i32 integer;
+        f32 floating;
+        Vec array; // Vec<JSON>
+        Str string;
+        JSONObject object;
+    } as;
+} JSON;
+JSON *JSONObject_get(JSONObject obj, Str key);
+i32 JSON_fprint(FILE *w, JSON json);
+JSON JSON_parse(Arena *a, byte *src);
+JSON JSON_Int(Arena *a, i32 val);
diff --git a/include/log.h b/include/log.h
new file mode 100644
index 0000000..1458f03
--- /dev/null
+++ b/include/log.h
@@ -0,0 +1,10 @@
+
+#include "types.h"
+
+typedef enum { INFO } LogLevel;
+
+typedef struct {
+    LogLevel level;
+} Logger;
+
+void info(Logger l, const byte *name, const byte *str, ...);
diff --git a/include/memory.h b/include/memory.h
new file mode 100644
index 0000000..d202e97
--- /dev/null
+++ b/include/memory.h
@@ -0,0 +1,16 @@
+#pragma once
+#include <stddef.h>
+
+#include "types.h"
+
+typedef struct {
+    size cap;
+    byte *beg;
+    byte *end;
+} Arena;
+
+Arena Arena_new(size cap);
+#define new(a, T, n) (T *)alloc(a, n, sizeof(T), _Alignof(T))
+void *alloc(Arena *a, size count, size tsize, size align);
+size Arena_get_used(Arena a);
+void Arena_reset(Arena *a);
diff --git a/include/str.h b/include/str.h
new file mode 100644
index 0000000..300d5ea
--- /dev/null
+++ b/include/str.h
@@ -0,0 +1,18 @@
+#pragma once
+#include <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+
+#include "../include/memory.h"
+#include "../include/types.h"
+
+#define S(s)                                                                   \
+    (Str) { s, lengthof(s) }
+typedef struct {
+    byte *data;
+    size len;
+} Str;
+i32 Str_equals(Str a, Str b);
+u64 Str_hash64(Str s);
+Str Str_copy(Arena *a, byte *data, size len);
+i32 Str_fprint(FILE *w, Str s);
diff --git a/include/testing.h b/include/testing.h
new file mode 100644
index 0000000..9e0c022
--- /dev/null
+++ b/include/testing.h
@@ -0,0 +1,24 @@
+#include <stdio.h>
+
+#define t_assert(fact)                                                         \
+    if (!(fact)) {                                                             \
+        fprintf(stderr, "Assertion failed: %s at %s:%d in %s()\n", #fact,      \
+                __FILE__, __LINE__, __func__);                                 \
+        return 1;                                                              \
+    }
+
+#define t_assert_equal(a, b)                                                   \
+    if (!(a == b)) {                                                           \
+        fprintf(stderr,                                                        \
+                "Assertion failed: %d (%s) != %d (%s) at %s:%d in %s()\n",     \
+                (i32)a, #a, (i32)b, #b, __FILE__, __LINE__, __func__);         \
+        return 1;                                                              \
+    }
+
+#define t_assert_fequal(a, b)                                                  \
+    if ((a - b) > 1e-6 || (b - a) > 1e-6) {                                    \
+        fprintf(stderr,                                                        \
+                "Assertion failed: %f (%s) != %f (%s) at %s:%d in %s()\n", a,  \
+                #a, b, #b, __FILE__, __LINE__, __func__);                      \
+        return 1;                                                              \
+    }
diff --git a/include/types.h b/include/types.h
new file mode 100644
index 0000000..bacedf8
--- /dev/null
+++ b/include/types.h
@@ -0,0 +1,14 @@
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+typedef ptrdiff_t size;
+typedef char byte;
+typedef uintptr_t uptr;
+typedef int32_t i32;
+typedef uint64_t u64;
+typedef float f32;
+
+#define sizeof(x) (size)sizeof(x)
+#define countof(a) (sizeof(a) / sizeof(*(a)))
+#define lengthof(s) (countof(s) - 1)
diff --git a/include/vec.h b/include/vec.h
new file mode 100644
index 0000000..bf6729b
--- /dev/null
+++ b/include/vec.h
@@ -0,0 +1,19 @@
+#pragma once
+#include <stddef.h>
+#include <stdint.h>
+
+#include "../include/memory.h"
+#include "../include/types.h"
+
+typedef struct {
+    void *data;
+    size len;
+    size cap;
+    size tsize;
+    size align;
+} Vec;
+#define Vec_new(a, T, cap) _Vec_new(a, sizeof(T), cap, _Alignof(T))
+Vec _Vec_new(Arena *a, size tsize, size cap, size align);
+void Vec_push(Arena *a, Vec *v, void *data);
+#define Vec_get(v, T, p) (T *)_Vec_get(v, p)
+void *_Vec_get(Vec v, size pos);