Replace p_context_init() with p_context_new()/p_context_delete()

spec/test_starting_rules.c

@@ -6,22 +6,25 @@
 int main()
 {
     char const * input = "bbbb";
-    p_context_t context;
-    p_context_init(&context, (uint8_t const *)input, strlen(input));
-    assert(p_parse(&context) == P_SUCCESS);
-    int result = p_result(&context);
+    p_context_t * context;
+    context = p_context_new((uint8_t const *)input, strlen(input));
+    assert(p_parse(context) == P_SUCCESS);
+    int result = p_result(context);
     assert_eq(8, result);
+    p_context_delete(context);
 
-    p_context_init(&context, (uint8_t const *)input, strlen(input));
-    assert(p_parse_Bs(&context) == P_SUCCESS);
-    result = p_result_Bs(&context);
+    context = p_context_new((uint8_t const *)input, strlen(input));
+    assert(p_parse_Bs(context) == P_SUCCESS);
+    result = p_result_Bs(context);
     assert_eq(8, result);
+    p_context_delete(context);
 
     input = "c";
-    p_context_init(&context, (uint8_t const *)input, strlen(input));
-    assert(p_parse_R(&context) == P_SUCCESS);
-    result = p_result_R(&context);
+    context = p_context_new((uint8_t const *)input, strlen(input));
+    assert(p_parse_R(context) == P_SUCCESS);
+    result = p_result_R(context);
     assert_eq(3, result);
+    p_context_delete(context);
 
     return 0;
 }