1 files changed, 118 insertions, 5 deletions
diff --git a/include/mruby/array.h b/include/mruby/array.h
index 4d767eecb..e553faf92 100644
--- a/include/mruby/array.h
+++ b/include/mruby/array.h
@@ -54,14 +54,60 @@ MRB_API mrb_value mrb_ary_new_capa(mrb_state*, mrb_int);
  *      Array.new
  *
  * @param mrb The mruby state reference.
- * @return The initialized array
+ * @return The initialized array.
  */
 MRB_API mrb_value mrb_ary_new(mrb_state *mrb);
 
+/*
+ * Initializes a new array with initial values
+ *
+ * Equivalent to:
+ *
+ *      Array[value1, value2, ...]
+ *
+ * @param mrb The mruby state reference.
+ * @param size The numer of values.
+ * @param vals The actual values.
+ * @return The initialized array.
+ */
 MRB_API mrb_value mrb_ary_new_from_values(mrb_state *mrb, mrb_int size, const mrb_value *vals);
+
+/*
+ * Initializes a new array with two initial values
+ *
+ * Equivalent to:
+ *
+ *      Array[car, cdr]
+ *
+ * @param mrb The mruby state reference.
+ * @param car The first value.
+ * @param cdr The second value.
+ * @return The initialized array.
+ */
 MRB_API mrb_value mrb_assoc_new(mrb_state *mrb, mrb_value car, mrb_value cdr);
-MRB_API void mrb_ary_concat(mrb_state*, mrb_value, mrb_value);
-MRB_API mrb_value mrb_ary_splat(mrb_state*, mrb_value);
+
+/*
+ * Concatenate two arrays. The target array will be modified
+ *
+ * Equivalent to:
+ *      ary.concat(other)
+ *
+ * @param mrb The mruby state reference.
+ * @param self The target array.
+ * @param other The array that will be concatenated to self.
+ */
+MRB_API void mrb_ary_concat(mrb_state *mrb, mrb_value self, mrb_value other);
+
+/*
+ * Create an array from the input. It tries calling to_a on the
+ * value. If value does not respond to that, it creates a new
+ * array with just this value.
+ *
+ * @param mrb The mruby state reference.
+ * @param value The value to change into an array.
+ * @return An array representation of value.
+ */
+MRB_API mrb_value mrb_ary_splat(mrb_state *mrb, mrb_value value);
 
 /*
  * Pushes value into array.
@@ -117,14 +163,81 @@ MRB_API mrb_value mrb_ary_ref(mrb_state *mrb, mrb_value ary, mrb_int n);
  */
 MRB_API void mrb_ary_set(mrb_state *mrb, mrb_value ary, mrb_int n, mrb_value val);
 
-MRB_API void mrb_ary_replace(mrb_state *mrb, mrb_value a, mrb_value b);
+/*
+ * Replace the array with another array
+ *
+ * Equivalent to:
+ *
+ *      ary.replace(other)
+ *
+ * @param mrb The mruby state reference
+ * @param self The target array.
+ * @param other The array to replace it with.
+ */
+MRB_API void mrb_ary_replace(mrb_state *mrb, mrb_value self, mrb_value other);
 MRB_API mrb_value mrb_check_array_type(mrb_state *mrb, mrb_value self);
+
+/*
+ * Unshift an element into an array
+ *
+ * Equivalent to:
+ *
+ *     ary.unshift(item)
+ *
+ * @param mrb The mruby state reference.
+ * @param self The target array.
+ * @param item The item to unshift.
+ */
 MRB_API mrb_value mrb_ary_unshift(mrb_state *mrb, mrb_value self, mrb_value item);
 MRB_API mrb_value mrb_ary_entry(mrb_value ary, mrb_int offset);
+
+/*
+ * Shifts the first element from the array.
+ *
+ * Equivalent to:
+ *
+ *      ary.shift
+ *
+ * @param mrb The mruby state reference.
+ * @param self The array from which the value will be shifted.
+ * @return The shifted value.
+ */
 MRB_API mrb_value mrb_ary_shift(mrb_state *mrb, mrb_value self);
+
+/*
+ * Removes all elements from this array
+ *
+ * Equivalent to:
+ *
+ *      ary.clear
+ *
+ * @param mrb The mruby state reference.
+ * @param self The target array.
+ * @return self
+ */
 MRB_API mrb_value mrb_ary_clear(mrb_state *mrb, mrb_value self);
+
+/*
+ * Join the array elements together in a string
+ *
+ * Equivalent to:
+ *
+ *      ary.join(sep="")
+ *
+ * @param mrb The mruby state reference.
+ * @param ary The target array
+ * @param sep The separater, can be NULL
+ */
 MRB_API mrb_value mrb_ary_join(mrb_state *mrb, mrb_value ary, mrb_value sep);
-MRB_API mrb_value mrb_ary_resize(mrb_state *mrb, mrb_value ary, mrb_int len);
+
+/*
+ * Update the capacity of the array
+ *
+ * @param mrb The mruby state reference.
+ * @param ary The target array.
+ * @param new_len The new capacity of the array
+ */
+MRB_API mrb_value mrb_ary_resize(mrb_state *mrb, mrb_value ary, mrb_int new_len);
 
 static inline mrb_int
 mrb_ary_len(mrb_state *mrb, mrb_value ary)