Extended Array Library

libkeke_array.h

@@ -3,7 +3,12 @@
 
 #include <stddef.h>
 #include <stdlib.h>
+#include <stdint.h>
 #include <string.h>
+#include <stdbool.h>
+#include "libkeke_utils.h"
+
+#define ARRAY_GET(array, i) ((array)->content + (array)->type_size * (i))
 
 struct KekeArray {
 	size_t type_size;
@@ -13,7 +18,7 @@ struct KekeArray {
 };
 
 static void *keke_array_alloc(size_t initial_len, size_t type_size) {
-	if(initial_len == 0) initial_len = 1;
+	//if(initial_len == 0) initial_len = 1;
 	struct KekeArray *array = malloc(sizeof(*array));
 	array->len = initial_len;
 	size_t max_len = 1;
@@ -44,12 +49,12 @@ static void keke_array_set(struct KekeArray *array, size_t index, const void *va
 
 static void *keke_array_get(struct KekeArray *array, size_t index) {
 	if(index >= array->len) return NULL; // is ur fault
-	return array->content + array->type_size * index;
+	return ARRAY_GET(array, index);
 }
 
 static int keke_array_copy(struct KekeArray *array, size_t index, void *value) {
 	if(index >= array->len) return -1; // is ur fault
-	memcpy(value, array->content + array->type_size * index, array->type_size);
+	memcpy(value, ARRAY_GET(array, index), array->type_size);
 	return 0;
 }
 
@@ -117,10 +122,10 @@ static int keke_array_plop(struct KekeArray *array, size_t index, struct KekeArr
     return 0;
 }
 
-typedef void (*Callback_func)(void *, size_t, struct KekeArray *);
+typedef void (*Foreach_func)(void *, size_t, struct KekeArray *);
 
-static void keke_array_foreach(struct KekeArray *array, Callback_func callback) {
-    for(size_t i = 0; i < array->len; i++) callback(keke_array_get(array, i), i, array);
+static void keke_array_foreach(struct KekeArray *array, Foreach_func callback) {
+    for(size_t i = 0; i < array->len; i++) callback(ARRAY_GET(array, i), i, array);
 }
 
 static struct KekeArray *keke_array_clone(struct KekeArray *array) {
@@ -131,4 +136,46 @@ static struct KekeArray *keke_array_clone(struct KekeArray *array) {
     return ret;
 }
 
+static void keke_array_fill(struct KekeArray *array, const void *value) {
+    for(size_t i = 0; i < array->len; i++) memcpy(ARRAY_GET(array, i), value, array->type_size);
+}
+
+static void keke_array_reverse(struct KekeArray *array) {
+    for(size_t i = 0; i < array->len / 2; i++) {
+    	keke_swap(ARRAY_GET(array, i), array->content + array->type_size * (array->len - i - 1), array->type_size);
+    }
+}
+
+typedef bool (*Test_func)(void *, size_t, struct KekeArray *);
+
+static bool keke_array_some(struct KekeArray *array, Test_func test) {
+	bool ret = false;
+    for(size_t i = 0; i < array->len; i++) ret = ret || test(ARRAY_GET(array, i), i, array);	
+    return ret;
+}
+
+static bool keke_array_all(struct KekeArray *array, Test_func test) {
+	bool ret = true;
+    for(size_t i = 0; i < array->len; i++) ret = ret && test(ARRAY_GET(array, i), i, array);	
+    return ret;
+}
+
+static struct KekeArray *keke_array_filter(struct KekeArray *array, Test_func test) {
+	struct KekeArray *ret = keke_array_alloc(0, array->type_size);
+    for(size_t i = 0; i < array->len; i++) {
+    	if(test(ARRAY_GET(array, i), i, array)) {
+    		keke_array_push(ret, ARRAY_GET(array, i));
+    	}
+    }
+    return ret;
+}
+
+typedef void (*B_func)(void *, void *);
+
+static void keke_array_reduce(struct KekeArray *array, B_func op, void *acc) {
+	for(size_t i = 0; i < array->len; i++) op(ARRAY_GET(array, i), acc);
+}
+
+#undef ARRAY_GET
+
 #endif