diff --git a/docs/README.md b/docs/README.md
index 9d9ef3f1..dd0b2e3d 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -9,694 +9,694 @@ Please click through to read the docblock comment details for each of them.
 
 ### `Psl`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [invariant](./../src/Psl/invariant.php)
-- [invariant_violation](./../src/Psl/invariant_violation.php)
-- [sequence](./../src/Psl/sequence.php)
+- [invariant](./../src/Psl/invariant.php#L18)
+- [invariant_violation](./../src/Psl/invariant_violation.php#L16)
+- [sequence](./../src/Psl/sequence.php#L16)
 
 
 ### `Psl\Arr`
 
-#### `FUNCTIONS`
-
-- [at](./../src/Psl/Arr/at.php) ( deprecated )
-- [concat](./../src/Psl/Arr/concat.php) ( deprecated )
-- [contains](./../src/Psl/Arr/contains.php) ( deprecated )
-- [contains_key](./../src/Psl/Arr/contains_key.php) ( deprecated )
-- [count](./../src/Psl/Arr/count.php) ( deprecated )
-- [count_values](./../src/Psl/Arr/count_values.php) ( deprecated )
-- [equal](./../src/Psl/Arr/equal.php) ( deprecated )
-- [fill](./../src/Psl/Arr/fill.php) ( deprecated )
-- [first](./../src/Psl/Arr/first.php) ( deprecated )
-- [first_key](./../src/Psl/Arr/first_key.php) ( deprecated )
-- [firstx](./../src/Psl/Arr/firstx.php) ( deprecated )
-- [flatten](./../src/Psl/Arr/flatten.php) ( deprecated )
-- [flat_map](./../src/Psl/Arr/flat_map.php) ( deprecated )
-- [flip](./../src/Psl/Arr/flip.php) ( deprecated )
-- [group_by](./../src/Psl/Arr/group_by.php) ( deprecated )
-- [idx](./../src/Psl/Arr/idx.php) ( deprecated )
-- [keys](./../src/Psl/Arr/keys.php) ( deprecated )
-- [last](./../src/Psl/Arr/last.php) ( deprecated )
-- [last_key](./../src/Psl/Arr/last_key.php) ( deprecated )
-- [lastx](./../src/Psl/Arr/lastx.php) ( deprecated )
-- [merge](./../src/Psl/Arr/merge.php) ( deprecated )
-- [partition](./../src/Psl/Arr/partition.php) ( deprecated )
-- [random](./../src/Psl/Arr/random.php) ( deprecated )
-- [select_keys](./../src/Psl/Arr/select_keys.php) ( deprecated )
-- [shuffle](./../src/Psl/Arr/shuffle.php) ( deprecated )
-- [sort](./../src/Psl/Arr/sort.php) ( deprecated )
-- [sort_by](./../src/Psl/Arr/sort_by.php) ( deprecated )
-- [sort_by_key](./../src/Psl/Arr/sort_by_key.php) ( deprecated )
-- [sort_with_keys](./../src/Psl/Arr/sort_with_keys.php) ( deprecated )
-- [sort_with_keys_by](./../src/Psl/Arr/sort_with_keys_by.php) ( deprecated )
-- [unique](./../src/Psl/Arr/unique.php) ( deprecated )
-- [unique_by](./../src/Psl/Arr/unique_by.php) ( deprecated )
-- [values](./../src/Psl/Arr/values.php) ( deprecated )
-- [drop](./../src/Psl/Arr/drop.php) ( deprecated )
-- [drop_while](./../src/Psl/Arr/drop_while.php) ( deprecated )
-- [slice](./../src/Psl/Arr/slice.php) ( deprecated )
-- [take](./../src/Psl/Arr/take.php) ( deprecated )
-- [take_while](./../src/Psl/Arr/take_while.php) ( deprecated )
-- [filter](./../src/Psl/Arr/filter.php) ( deprecated )
-- [filter_keys](./../src/Psl/Arr/filter_keys.php) ( deprecated )
-- [filter_nulls](./../src/Psl/Arr/filter_nulls.php) ( deprecated )
-- [filter_with_key](./../src/Psl/Arr/filter_with_key.php) ( deprecated )
-- [map](./../src/Psl/Arr/map.php) ( deprecated )
-- [map_keys](./../src/Psl/Arr/map_keys.php) ( deprecated )
-- [map_with_key](./../src/Psl/Arr/map_with_key.php) ( deprecated )
+#### `Functions`
+
+- [at](./../src/Psl/Arr/at.php#L27) ( deprecated )
+- [concat](./../src/Psl/Arr/concat.php#L22) ( deprecated )
+- [contains](./../src/Psl/Arr/contains.php#L24) ( deprecated )
+- [contains_key](./../src/Psl/Arr/contains_key.php#L25) ( deprecated )
+- [count](./../src/Psl/Arr/count.php#L36) ( deprecated )
+- [count_values](./../src/Psl/Arr/count_values.php#L22) ( deprecated )
+- [equal](./../src/Psl/Arr/equal.php#L22) ( deprecated )
+- [fill](./../src/Psl/Arr/fill.php#L25) ( deprecated )
+- [first](./../src/Psl/Arr/first.php#L24) ( deprecated )
+- [first_key](./../src/Psl/Arr/first_key.php#L25) ( deprecated )
+- [firstx](./../src/Psl/Arr/firstx.php#L28) ( deprecated )
+- [flatten](./../src/Psl/Arr/flatten.php#L33) ( deprecated )
+- [flat_map](./../src/Psl/Arr/flat_map.php#L22) ( deprecated )
+- [flip](./../src/Psl/Arr/flip.php#L28) ( deprecated )
+- [group_by](./../src/Psl/Arr/group_by.php#L43) ( deprecated )
+- [idx](./../src/Psl/Arr/idx.php#L35) ( deprecated )
+- [keys](./../src/Psl/Arr/keys.php#L22) ( deprecated )
+- [last](./../src/Psl/Arr/last.php#L24) ( deprecated )
+- [last_key](./../src/Psl/Arr/last_key.php#L26) ( deprecated )
+- [lastx](./../src/Psl/Arr/lastx.php#L28) ( deprecated )
+- [merge](./../src/Psl/Arr/merge.php#L32) ( deprecated )
+- [partition](./../src/Psl/Arr/partition.php#L22) ( deprecated )
+- [random](./../src/Psl/Arr/random.php#L25) ( deprecated )
+- [select_keys](./../src/Psl/Arr/select_keys.php#L25) ( deprecated )
+- [shuffle](./../src/Psl/Arr/shuffle.php#L30) ( deprecated )
+- [sort](./../src/Psl/Arr/sort.php#L24) ( deprecated )
+- [sort_by](./../src/Psl/Arr/sort_by.php#L27) ( deprecated )
+- [sort_by_key](./../src/Psl/Arr/sort_by_key.php#L26) ( deprecated )
+- [sort_with_keys](./../src/Psl/Arr/sort_with_keys.php#L25) ( deprecated )
+- [sort_with_keys_by](./../src/Psl/Arr/sort_with_keys_by.php#L29) ( deprecated )
+- [unique](./../src/Psl/Arr/unique.php#L22) ( deprecated )
+- [unique_by](./../src/Psl/Arr/unique_by.php#L26) ( deprecated )
+- [values](./../src/Psl/Arr/values.php#L25) ( deprecated )
+- [drop](./../src/Psl/Arr/drop.php#L31) ( deprecated )
+- [drop_while](./../src/Psl/Arr/drop_while.php#L31) ( deprecated )
+- [slice](./../src/Psl/Arr/slice.php#L35) ( deprecated )
+- [take](./../src/Psl/Arr/take.php#L25) ( deprecated )
+- [take_while](./../src/Psl/Arr/take_while.php#L31) ( deprecated )
+- [filter](./../src/Psl/Arr/filter.php#L34) ( deprecated )
+- [filter_keys](./../src/Psl/Arr/filter_keys.php#L34) ( deprecated )
+- [filter_nulls](./../src/Psl/Arr/filter_nulls.php#L25) ( deprecated )
+- [filter_with_key](./../src/Psl/Arr/filter_with_key.php#L37) ( deprecated )
+- [map](./../src/Psl/Arr/map.php#L34) ( deprecated )
+- [map_keys](./../src/Psl/Arr/map_keys.php#L34) ( deprecated )
+- [map_with_key](./../src/Psl/Arr/map_with_key.php#L34) ( deprecated )
 
 
 ### `Psl\Collection`
 
-#### `INTERFACES`
+#### `Interfaces`
 
-- [CollectionInterface](./../src/Psl/Collection/CollectionInterface.php)
-- [IndexAccessInterface](./../src/Psl/Collection/IndexAccessInterface.php)
-- [MutableCollectionInterface](./../src/Psl/Collection/MutableCollectionInterface.php)
-- [MutableIndexAccessInterface](./../src/Psl/Collection/MutableIndexAccessInterface.php)
-- [AccessibleCollectionInterface](./../src/Psl/Collection/AccessibleCollectionInterface.php)
-- [MutableAccessibleCollectionInterface](./../src/Psl/Collection/MutableAccessibleCollectionInterface.php)
-- [VectorInterface](./../src/Psl/Collection/VectorInterface.php)
-- [MutableVectorInterface](./../src/Psl/Collection/MutableVectorInterface.php)
-- [MapInterface](./../src/Psl/Collection/MapInterface.php)
-- [MutableMapInterface](./../src/Psl/Collection/MutableMapInterface.php)
+- [CollectionInterface](./../src/Psl/Collection/CollectionInterface.php#L21)
+- [IndexAccessInterface](./../src/Psl/Collection/IndexAccessInterface.php#L13)
+- [MutableCollectionInterface](./../src/Psl/Collection/MutableCollectionInterface.php#L20)
+- [MutableIndexAccessInterface](./../src/Psl/Collection/MutableIndexAccessInterface.php#L16)
+- [AccessibleCollectionInterface](./../src/Psl/Collection/AccessibleCollectionInterface.php#L18)
+- [MutableAccessibleCollectionInterface](./../src/Psl/Collection/MutableAccessibleCollectionInterface.php#L20)
+- [VectorInterface](./../src/Psl/Collection/VectorInterface.php#L12)
+- [MutableVectorInterface](./../src/Psl/Collection/MutableVectorInterface.php#L13)
+- [MapInterface](./../src/Psl/Collection/MapInterface.php#L13)
+- [MutableMapInterface](./../src/Psl/Collection/MutableMapInterface.php#L14)
 
-#### `CLASSES`
+#### `Classes`
 
-- [Vector](./../src/Psl/Collection/Vector.php)
-- [MutableVector](./../src/Psl/Collection/MutableVector.php)
-- [Map](./../src/Psl/Collection/Map.php)
-- [MutableMap](./../src/Psl/Collection/MutableMap.php)
+- [Vector](./../src/Psl/Collection/Vector.php#L17)
+- [MutableVector](./../src/Psl/Collection/MutableVector.php#L17)
+- [Map](./../src/Psl/Collection/Map.php#L20)
+- [MutableMap](./../src/Psl/Collection/MutableMap.php#L18)
 
 
 ### `Psl\DataStructure`
 
-#### `INTERFACES`
+#### `Interfaces`
 
-- [PriorityQueueInterface](./../src/Psl/DataStructure/PriorityQueueInterface.php)
-- [QueueInterface](./../src/Psl/DataStructure/QueueInterface.php)
-- [StackInterface](./../src/Psl/DataStructure/StackInterface.php)
+- [PriorityQueueInterface](./../src/Psl/DataStructure/PriorityQueueInterface.php#L12)
+- [QueueInterface](./../src/Psl/DataStructure/QueueInterface.php#L17)
+- [StackInterface](./../src/Psl/DataStructure/StackInterface.php#L17)
 
-#### `CLASSES`
+#### `Classes`
 
-- [PriorityQueue](./../src/Psl/DataStructure/PriorityQueue.php)
-- [Queue](./../src/Psl/DataStructure/Queue.php)
-- [Stack](./../src/Psl/DataStructure/Stack.php)
+- [PriorityQueue](./../src/Psl/DataStructure/PriorityQueue.php#L18)
+- [Queue](./../src/Psl/DataStructure/Queue.php#L19)
+- [Stack](./../src/Psl/DataStructure/Stack.php#L19)
 
 
 ### `Psl\Dict`
 
-#### `FUNCTIONS`
-
-- [associate](./../src/Psl/Dict/associate.php)
-- [count_values](./../src/Psl/Dict/count_values.php)
-- [drop](./../src/Psl/Dict/drop.php)
-- [drop_while](./../src/Psl/Dict/drop_while.php)
-- [equal](./../src/Psl/Dict/equal.php)
-- [filter](./../src/Psl/Dict/filter.php)
-- [filter_nulls](./../src/Psl/Dict/filter_nulls.php)
-- [filter_keys](./../src/Psl/Dict/filter_keys.php)
-- [filter_with_key](./../src/Psl/Dict/filter_with_key.php)
-- [flatten](./../src/Psl/Dict/flatten.php)
-- [flip](./../src/Psl/Dict/flip.php)
-- [from_entries](./../src/Psl/Dict/from_entries.php)
-- [from_iterable](./../src/Psl/Dict/from_iterable.php)
-- [from_keys](./../src/Psl/Dict/from_keys.php)
-- [group_by](./../src/Psl/Dict/group_by.php)
-- [map](./../src/Psl/Dict/map.php)
-- [map_keys](./../src/Psl/Dict/map_keys.php)
-- [map_with_key](./../src/Psl/Dict/map_with_key.php)
-- [merge](./../src/Psl/Dict/merge.php)
-- [partition](./../src/Psl/Dict/partition.php)
-- [partition_with_key](./../src/Psl/Dict/partition_with_key.php)
-- [pull](./../src/Psl/Dict/pull.php)
-- [pull_with_key](./../src/Psl/Dict/pull_with_key.php)
-- [reindex](./../src/Psl/Dict/reindex.php)
-- [select_keys](./../src/Psl/Dict/select_keys.php)
-- [slice](./../src/Psl/Dict/slice.php)
-- [sort](./../src/Psl/Dict/sort.php)
-- [sort_by](./../src/Psl/Dict/sort_by.php)
-- [sort_by_key](./../src/Psl/Dict/sort_by_key.php)
-- [take](./../src/Psl/Dict/take.php)
-- [take_while](./../src/Psl/Dict/take_while.php)
-- [unique](./../src/Psl/Dict/unique.php)
-- [unique_by](./../src/Psl/Dict/unique_by.php)
-- [diff](./../src/Psl/Dict/diff.php)
-- [diff_by_key](./../src/Psl/Dict/diff_by_key.php)
-- [intersect](./../src/Psl/Dict/intersect.php)
-- [intersect_by_key](./../src/Psl/Dict/intersect_by_key.php)
+#### `Functions`
+
+- [associate](./../src/Psl/Dict/associate.php#L25)
+- [count_values](./../src/Psl/Dict/count_values.php#L20)
+- [drop](./../src/Psl/Dict/drop.php#L27)
+- [drop_while](./../src/Psl/Dict/drop_while.php#L26)
+- [equal](./../src/Psl/Dict/equal.php#L19)
+- [filter](./../src/Psl/Dict/filter.php#L31)
+- [filter_nulls](./../src/Psl/Dict/filter_nulls.php#L21)
+- [filter_keys](./../src/Psl/Dict/filter_keys.php#L31)
+- [filter_with_key](./../src/Psl/Dict/filter_with_key.php#L34)
+- [flatten](./../src/Psl/Dict/flatten.php#L28)
+- [flip](./../src/Psl/Dict/flip.php#L27)
+- [from_entries](./../src/Psl/Dict/from_entries.php#L18)
+- [from_iterable](./../src/Psl/Dict/from_iterable.php#L17)
+- [from_keys](./../src/Psl/Dict/from_keys.php#L19)
+- [group_by](./../src/Psl/Dict/group_by.php#L41)
+- [map](./../src/Psl/Dict/map.php#L29)
+- [map_keys](./../src/Psl/Dict/map_keys.php#L29)
+- [map_with_key](./../src/Psl/Dict/map_with_key.php#L29)
+- [merge](./../src/Psl/Dict/merge.php#L19)
+- [partition](./../src/Psl/Dict/partition.php#L19)
+- [partition_with_key](./../src/Psl/Dict/partition_with_key.php#L19)
+- [pull](./../src/Psl/Dict/pull.php#L35)
+- [pull_with_key](./../src/Psl/Dict/pull_with_key.php#L35)
+- [reindex](./../src/Psl/Dict/reindex.php#L37)
+- [select_keys](./../src/Psl/Dict/select_keys.php#L23)
+- [slice](./../src/Psl/Dict/slice.php#L31)
+- [sort](./../src/Psl/Dict/sort.php#L24)
+- [sort_by](./../src/Psl/Dict/sort_by.php#L24)
+- [sort_by_key](./../src/Psl/Dict/sort_by_key.php#L24)
+- [take](./../src/Psl/Dict/take.php#L22)
+- [take_while](./../src/Psl/Dict/take_while.php#L26)
+- [unique](./../src/Psl/Dict/unique.php#L17)
+- [unique_by](./../src/Psl/Dict/unique_by.php#L23)
+- [diff](./../src/Psl/Dict/diff.php#L24)
+- [diff_by_key](./../src/Psl/Dict/diff_by_key.php#L24)
+- [intersect](./../src/Psl/Dict/intersect.php#L24)
+- [intersect_by_key](./../src/Psl/Dict/intersect_by_key.php#L24)
 
 
 ### `Psl\Encoding\Base64`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [encode](./../src/Psl/Encoding/Base64/encode.php)
-- [decode](./../src/Psl/Encoding/Base64/decode.php)
+- [encode](./../src/Psl/Encoding/Base64/encode.php#L18)
+- [decode](./../src/Psl/Encoding/Base64/decode.php#L27)
 
 
 ### `Psl\Encoding\Hex`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [encode](./../src/Psl/Encoding/Hex/encode.php)
-- [decode](./../src/Psl/Encoding/Hex/decode.php)
+- [encode](./../src/Psl/Encoding/Hex/encode.php#L16)
+- [decode](./../src/Psl/Encoding/Hex/decode.php#L22)
 
 
 ### `Psl\Env`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [args](./../src/Psl/Env/args.php)
-- [current_dir](./../src/Psl/Env/current_dir.php)
-- [current_exec](./../src/Psl/Env/current_exec.php)
-- [get_var](./../src/Psl/Env/get_var.php)
-- [get_vars](./../src/Psl/Env/get_vars.php)
-- [join_paths](./../src/Psl/Env/join_paths.php)
-- [remove_var](./../src/Psl/Env/remove_var.php)
-- [set_current_dir](./../src/Psl/Env/set_current_dir.php)
-- [set_var](./../src/Psl/Env/set_var.php)
-- [split_paths](./../src/Psl/Env/split_paths.php)
-- [temp_dir](./../src/Psl/Env/temp_dir.php)
+- [args](./../src/Psl/Env/args.php#L12)
+- [current_dir](./../src/Psl/Env/current_dir.php#L16)
+- [current_exec](./../src/Psl/Env/current_exec.php#L18)
+- [get_var](./../src/Psl/Env/get_var.php#L18)
+- [get_vars](./../src/Psl/Env/get_vars.php#L14)
+- [join_paths](./../src/Psl/Env/join_paths.php#L16)
+- [remove_var](./../src/Psl/Env/remove_var.php#L18)
+- [set_current_dir](./../src/Psl/Env/set_current_dir.php#L16)
+- [set_var](./../src/Psl/Env/set_var.php#L19)
+- [split_paths](./../src/Psl/Env/split_paths.php#L16)
+- [temp_dir](./../src/Psl/Env/temp_dir.php#L20)
 
 
 ### `Psl\Filesystem`
 
-#### `CONSTANTS`
-
-- [SEPARATOR](./../src/Psl/Filesystem/constants.php)
-
-#### `FUNCTIONS`
-
-- [change_group](./../src/Psl/Filesystem/change_group.php)
-- [change_owner](./../src/Psl/Filesystem/change_owner.php)
-- [change_permissions](./../src/Psl/Filesystem/change_permissions.php)
-- [copy](./../src/Psl/Filesystem/copy.php)
-- [create_directory](./../src/Psl/Filesystem/create_directory.php)
-- [create_file](./../src/Psl/Filesystem/create_file.php)
-- [delete_directory](./../src/Psl/Filesystem/delete_directory.php)
-- [delete_file](./../src/Psl/Filesystem/delete_file.php)
-- [exists](./../src/Psl/Filesystem/exists.php)
-- [file_size](./../src/Psl/Filesystem/file_size.php)
-- [get_group](./../src/Psl/Filesystem/get_group.php)
-- [get_owner](./../src/Psl/Filesystem/get_owner.php)
-- [get_permissions](./../src/Psl/Filesystem/get_permissions.php)
-- [get_basename](./../src/Psl/Filesystem/get_basename.php)
-- [get_directory](./../src/Psl/Filesystem/get_directory.php)
-- [get_extension](./../src/Psl/Filesystem/get_extension.php)
-- [get_filename](./../src/Psl/Filesystem/get_filename.php)
-- [is_directory](./../src/Psl/Filesystem/is_directory.php)
-- [is_file](./../src/Psl/Filesystem/is_file.php)
-- [is_symbolic_link](./../src/Psl/Filesystem/is_symbolic_link.php)
-- [is_readable](./../src/Psl/Filesystem/is_readable.php)
-- [is_writable](./../src/Psl/Filesystem/is_writable.php)
-- [canonicalize](./../src/Psl/Filesystem/canonicalize.php)
-- [is_executable](./../src/Psl/Filesystem/is_executable.php)
-- [read_directory](./../src/Psl/Filesystem/read_directory.php)
-- [read_file](./../src/Psl/Filesystem/read_file.php)
-- [read_symbolic_link](./../src/Psl/Filesystem/read_symbolic_link.php)
-- [append_file](./../src/Psl/Filesystem/append_file.php)
-- [write_file](./../src/Psl/Filesystem/write_file.php)
-- [create_temporary_file](./../src/Psl/Filesystem/create_temporary_file.php)
-- [create_hard_link](./../src/Psl/Filesystem/create_hard_link.php)
-- [create_symbolic_link](./../src/Psl/Filesystem/create_symbolic_link.php)
-- [get_access_time](./../src/Psl/Filesystem/get_access_time.php)
-- [get_change_time](./../src/Psl/Filesystem/get_change_time.php)
-- [get_modification_time](./../src/Psl/Filesystem/get_modification_time.php)
-- [get_inode](./../src/Psl/Filesystem/get_inode.php)
+#### `Constants`
+
+- [SEPARATOR](./../src/Psl/Filesystem/constants.php#L0)
+
+#### `Functions`
+
+- [change_group](./../src/Psl/Filesystem/change_group.php#L20)
+- [change_owner](./../src/Psl/Filesystem/change_owner.php#L20)
+- [change_permissions](./../src/Psl/Filesystem/change_permissions.php#L19)
+- [copy](./../src/Psl/Filesystem/copy.php#L21)
+- [create_directory](./../src/Psl/Filesystem/create_directory.php#L17)
+- [create_file](./../src/Psl/Filesystem/create_file.php#L23)
+- [delete_directory](./../src/Psl/Filesystem/delete_directory.php#L23)
+- [delete_file](./../src/Psl/Filesystem/delete_file.php#L20)
+- [exists](./../src/Psl/Filesystem/exists.php#L19)
+- [file_size](./../src/Psl/Filesystem/file_size.php#L17)
+- [get_group](./../src/Psl/Filesystem/get_group.php#L18)
+- [get_owner](./../src/Psl/Filesystem/get_owner.php#L18)
+- [get_permissions](./../src/Psl/Filesystem/get_permissions.php#L18)
+- [get_basename](./../src/Psl/Filesystem/get_basename.php#L23)
+- [get_directory](./../src/Psl/Filesystem/get_directory.php#L27)
+- [get_extension](./../src/Psl/Filesystem/get_extension.php#L16)
+- [get_filename](./../src/Psl/Filesystem/get_filename.php#L18)
+- [is_directory](./../src/Psl/Filesystem/is_directory.php#L22)
+- [is_file](./../src/Psl/Filesystem/is_file.php#L22)
+- [is_symbolic_link](./../src/Psl/Filesystem/is_symbolic_link.php#L19)
+- [is_readable](./../src/Psl/Filesystem/is_readable.php#L20)
+- [is_writable](./../src/Psl/Filesystem/is_writable.php#L20)
+- [canonicalize](./../src/Psl/Filesystem/canonicalize.php#L15)
+- [is_executable](./../src/Psl/Filesystem/is_executable.php#L20)
+- [read_directory](./../src/Psl/Filesystem/read_directory.php#L19)
+- [read_file](./../src/Psl/Filesystem/read_file.php#L24)
+- [read_symbolic_link](./../src/Psl/Filesystem/read_symbolic_link.php#L21)
+- [append_file](./../src/Psl/Filesystem/append_file.php#L18)
+- [write_file](./../src/Psl/Filesystem/write_file.php#L18)
+- [create_temporary_file](./../src/Psl/Filesystem/create_temporary_file.php#L26)
+- [create_hard_link](./../src/Psl/Filesystem/create_hard_link.php#L21)
+- [create_symbolic_link](./../src/Psl/Filesystem/create_symbolic_link.php#L21)
+- [get_access_time](./../src/Psl/Filesystem/get_access_time.php#L18)
+- [get_change_time](./../src/Psl/Filesystem/get_change_time.php#L19)
+- [get_modification_time](./../src/Psl/Filesystem/get_modification_time.php#L19)
+- [get_inode](./../src/Psl/Filesystem/get_inode.php#L18)
 
 
 ### `Psl\Fun`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [after](./../src/Psl/Fun/after.php)
-- [identity](./../src/Psl/Fun/identity.php)
-- [pipe](./../src/Psl/Fun/pipe.php)
-- [rethrow](./../src/Psl/Fun/rethrow.php)
-- [when](./../src/Psl/Fun/when.php)
+- [after](./../src/Psl/Fun/after.php#L37)
+- [identity](./../src/Psl/Fun/identity.php#L17)
+- [pipe](./../src/Psl/Fun/pipe.php#L34)
+- [rethrow](./../src/Psl/Fun/rethrow.php#L17)
+- [when](./../src/Psl/Fun/when.php#L33)
 
 
 ### `Psl\Hash`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [hash](./../src/Psl/Hash/hash.php)
-- [algorithms](./../src/Psl/Hash/algorithms.php)
-- [equals](./../src/Psl/Hash/equals.php)
+- [hash](./../src/Psl/Hash/hash.php#L16)
+- [algorithms](./../src/Psl/Hash/algorithms.php#L16)
+- [equals](./../src/Psl/Hash/equals.php#L14)
 
-#### `CLASSES`
+#### `Classes`
 
-- [Context](./../src/Psl/Hash/Context.php)
+- [Context](./../src/Psl/Hash/Context.php#L31)
 
 
 ### `Psl\Html`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [encode](./../src/Psl/Html/encode.php)
-- [encode_special_characters](./../src/Psl/Html/encode_special_characters.php)
-- [decode](./../src/Psl/Html/decode.php)
-- [decode_special_characters](./../src/Psl/Html/decode_special_characters.php)
-- [strip_tags](./../src/Psl/Html/strip_tags.php)
+- [encode](./../src/Psl/Html/encode.php#L27)
+- [encode_special_characters](./../src/Psl/Html/encode_special_characters.php#L29)
+- [decode](./../src/Psl/Html/decode.php#L23)
+- [decode_special_characters](./../src/Psl/Html/decode_special_characters.php#L18)
+- [strip_tags](./../src/Psl/Html/strip_tags.php#L16)
 
 
 ### `Psl\Iter`
 
-#### `FUNCTIONS`
-
-- [all](./../src/Psl/Iter/all.php)
-- [any](./../src/Psl/Iter/any.php)
-- [apply](./../src/Psl/Iter/apply.php)
-- [chain](./../src/Psl/Iter/chain.php) ( deprecated )
-- [chunk](./../src/Psl/Iter/chunk.php) ( deprecated )
-- [chunk_with_keys](./../src/Psl/Iter/chunk_with_keys.php) ( deprecated )
-- [contains](./../src/Psl/Iter/contains.php)
-- [contains_key](./../src/Psl/Iter/contains_key.php)
-- [count](./../src/Psl/Iter/count.php)
-- [diff_by_key](./../src/Psl/Iter/diff_by_key.php) ( deprecated )
-- [drop](./../src/Psl/Iter/drop.php) ( deprecated )
-- [drop_while](./../src/Psl/Iter/drop_while.php) ( deprecated )
-- [enumerate](./../src/Psl/Iter/enumerate.php) ( deprecated )
-- [filter](./../src/Psl/Iter/filter.php) ( deprecated )
-- [filter_keys](./../src/Psl/Iter/filter_keys.php) ( deprecated )
-- [filter_nulls](./../src/Psl/Iter/filter_nulls.php) ( deprecated )
-- [filter_with_key](./../src/Psl/Iter/filter_with_key.php) ( deprecated )
-- [first](./../src/Psl/Iter/first.php)
-- [first_key](./../src/Psl/Iter/first_key.php)
-- [flat_map](./../src/Psl/Iter/flat_map.php) ( deprecated )
-- [flatten](./../src/Psl/Iter/flatten.php) ( deprecated )
-- [flip](./../src/Psl/Iter/flip.php) ( deprecated )
-- [from_entries](./../src/Psl/Iter/from_entries.php) ( deprecated )
-- [from_keys](./../src/Psl/Iter/from_keys.php) ( deprecated )
-- [is_empty](./../src/Psl/Iter/is_empty.php)
-- [keys](./../src/Psl/Iter/keys.php) ( deprecated )
-- [last](./../src/Psl/Iter/last.php)
-- [last_key](./../src/Psl/Iter/last_key.php)
-- [map](./../src/Psl/Iter/map.php) ( deprecated )
-- [map_keys](./../src/Psl/Iter/map_keys.php) ( deprecated )
-- [map_with_key](./../src/Psl/Iter/map_with_key.php) ( deprecated )
-- [merge](./../src/Psl/Iter/merge.php) ( deprecated )
-- [product](./../src/Psl/Iter/product.php) ( deprecated )
-- [pull](./../src/Psl/Iter/pull.php) ( deprecated )
-- [pull_with_key](./../src/Psl/Iter/pull_with_key.php) ( deprecated )
-- [random](./../src/Psl/Iter/random.php)
-- [range](./../src/Psl/Iter/range.php) ( deprecated )
-- [reduce](./../src/Psl/Iter/reduce.php)
-- [reduce_keys](./../src/Psl/Iter/reduce_keys.php)
-- [reduce_with_keys](./../src/Psl/Iter/reduce_with_keys.php)
-- [reductions](./../src/Psl/Iter/reductions.php) ( deprecated )
-- [reindex](./../src/Psl/Iter/reindex.php) ( deprecated )
-- [repeat](./../src/Psl/Iter/repeat.php) ( deprecated )
-- [reproduce](./../src/Psl/Iter/reproduce.php) ( deprecated )
-- [reverse](./../src/Psl/Iter/reverse.php) ( deprecated )
-- [rewindable](./../src/Psl/Iter/rewindable.php)
-- [search](./../src/Psl/Iter/search.php)
-- [slice](./../src/Psl/Iter/slice.php) ( deprecated )
-- [take](./../src/Psl/Iter/take.php) ( deprecated )
-- [take_while](./../src/Psl/Iter/take_while.php) ( deprecated )
-- [to_array](./../src/Psl/Iter/to_array.php) ( deprecated )
-- [to_array_with_keys](./../src/Psl/Iter/to_array_with_keys.php) ( deprecated )
-- [to_iterator](./../src/Psl/Iter/to_iterator.php)
-- [values](./../src/Psl/Iter/values.php) ( deprecated )
-- [zip](./../src/Psl/Iter/zip.php) ( deprecated )
-
-#### `CLASSES`
-
-- [Iterator](./../src/Psl/Iter/Iterator.php)
+#### `Functions`
+
+- [all](./../src/Psl/Iter/all.php#L28)
+- [any](./../src/Psl/Iter/any.php#L28)
+- [apply](./../src/Psl/Iter/apply.php#L27)
+- [chain](./../src/Psl/Iter/chain.php#L31) ( deprecated )
+- [chunk](./../src/Psl/Iter/chunk.php#L33) ( deprecated )
+- [chunk_with_keys](./../src/Psl/Iter/chunk_with_keys.php#L30) ( deprecated )
+- [contains](./../src/Psl/Iter/contains.php#L27)
+- [contains_key](./../src/Psl/Iter/contains_key.php#L16)
+- [count](./../src/Psl/Iter/count.php#L29)
+- [diff_by_key](./../src/Psl/Iter/diff_by_key.php#L23) ( deprecated )
+- [drop](./../src/Psl/Iter/drop.php#L31) ( deprecated )
+- [drop_while](./../src/Psl/Iter/drop_while.php#L31) ( deprecated )
+- [enumerate](./../src/Psl/Iter/enumerate.php#L23) ( deprecated )
+- [filter](./../src/Psl/Iter/filter.php#L34) ( deprecated )
+- [filter_keys](./../src/Psl/Iter/filter_keys.php#L36) ( deprecated )
+- [filter_nulls](./../src/Psl/Iter/filter_nulls.php#L26) ( deprecated )
+- [filter_with_key](./../src/Psl/Iter/filter_with_key.php#L39) ( deprecated )
+- [first](./../src/Psl/Iter/first.php#L27)
+- [first_key](./../src/Psl/Iter/first_key.php#L30)
+- [flat_map](./../src/Psl/Iter/flat_map.php#L22) ( deprecated )
+- [flatten](./../src/Psl/Iter/flatten.php#L24) ( deprecated )
+- [flip](./../src/Psl/Iter/flip.php#L27) ( deprecated )
+- [from_entries](./../src/Psl/Iter/from_entries.php#L24) ( deprecated )
+- [from_keys](./../src/Psl/Iter/from_keys.php#L25) ( deprecated )
+- [is_empty](./../src/Psl/Iter/is_empty.php#L12)
+- [keys](./../src/Psl/Iter/keys.php#L28) ( deprecated )
+- [last](./../src/Psl/Iter/last.php#L17)
+- [last_key](./../src/Psl/Iter/last_key.php#L17)
+- [map](./../src/Psl/Iter/map.php#L35) ( deprecated )
+- [map_keys](./../src/Psl/Iter/map_keys.php#L35) ( deprecated )
+- [map_with_key](./../src/Psl/Iter/map_with_key.php#L33) ( deprecated )
+- [merge](./../src/Psl/Iter/merge.php#L30) ( deprecated )
+- [product](./../src/Psl/Iter/product.php#L34) ( deprecated )
+- [pull](./../src/Psl/Iter/pull.php#L40) ( deprecated )
+- [pull_with_key](./../src/Psl/Iter/pull_with_key.php#L41) ( deprecated )
+- [random](./../src/Psl/Iter/random.php#L23)
+- [range](./../src/Psl/Iter/range.php#L45) ( deprecated )
+- [reduce](./../src/Psl/Iter/reduce.php#L32)
+- [reduce_keys](./../src/Psl/Iter/reduce_keys.php#L33)
+- [reduce_with_keys](./../src/Psl/Iter/reduce_with_keys.php#L40)
+- [reductions](./../src/Psl/Iter/reductions.php#L33) ( deprecated )
+- [reindex](./../src/Psl/Iter/reindex.php#L43) ( deprecated )
+- [repeat](./../src/Psl/Iter/repeat.php#L36) ( deprecated )
+- [reproduce](./../src/Psl/Iter/reproduce.php#L33) ( deprecated )
+- [reverse](./../src/Psl/Iter/reverse.php#L26) ( deprecated )
+- [rewindable](./../src/Psl/Iter/rewindable.php#L20)
+- [search](./../src/Psl/Iter/search.php#L26)
+- [slice](./../src/Psl/Iter/slice.php#L36) ( deprecated )
+- [take](./../src/Psl/Iter/take.php#L25) ( deprecated )
+- [take_while](./../src/Psl/Iter/take_while.php#L32) ( deprecated )
+- [to_array](./../src/Psl/Iter/to_array.php#L21) ( deprecated )
+- [to_array_with_keys](./../src/Psl/Iter/to_array_with_keys.php#L22) ( deprecated )
+- [to_iterator](./../src/Psl/Iter/to_iterator.php#L19)
+- [values](./../src/Psl/Iter/values.php#L32) ( deprecated )
+- [zip](./../src/Psl/Iter/zip.php#L38) ( deprecated )
+
+#### `Classes`
+
+- [Iterator](./../src/Psl/Iter/Iterator.php#L18)
 
 
 ### `Psl\Json`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [encode](./../src/Psl/Json/encode.php)
-- [decode](./../src/Psl/Json/decode.php)
-- [typed](./../src/Psl/Json/typed.php)
+- [encode](./../src/Psl/Json/encode.php#L27)
+- [decode](./../src/Psl/Json/decode.php#L24)
+- [typed](./../src/Psl/Json/typed.php#L22)
 
 
 ### `Psl\Math`
 
-#### `CONSTANTS`
-
-- [INT64_MAX](./../src/Psl/Math/constants.php)
-- [INT64_MIN](./../src/Psl/Math/constants.php)
-- [INT53_MAX](./../src/Psl/Math/constants.php)
-- [INT53_MIN](./../src/Psl/Math/constants.php)
-- [INT32_MAX](./../src/Psl/Math/constants.php)
-- [INT32_MIN](./../src/Psl/Math/constants.php)
-- [INT16_MAX](./../src/Psl/Math/constants.php)
-- [INT16_MIN](./../src/Psl/Math/constants.php)
-- [UINT32_MAX](./../src/Psl/Math/constants.php)
-- [UINT16_MAX](./../src/Psl/Math/constants.php)
-- [PI](./../src/Psl/Math/constants.php)
-- [E](./../src/Psl/Math/constants.php)
-- [INFINITY](./../src/Psl/Math/constants.php)
-- [NAN](./../src/Psl/Math/constants.php)
-
-#### `FUNCTIONS`
-
-- [abs](./../src/Psl/Math/abs.php)
-- [base_convert](./../src/Psl/Math/base_convert.php)
-- [ceil](./../src/Psl/Math/ceil.php)
-- [clamp](./../src/Psl/Math/clamp.php)
-- [cos](./../src/Psl/Math/cos.php)
-- [div](./../src/Psl/Math/div.php)
-- [exp](./../src/Psl/Math/exp.php)
-- [floor](./../src/Psl/Math/floor.php)
-- [from_base](./../src/Psl/Math/from_base.php)
-- [log](./../src/Psl/Math/log.php)
-- [max](./../src/Psl/Math/max.php)
-- [max_by](./../src/Psl/Math/max_by.php)
-- [maxva](./../src/Psl/Math/maxva.php)
-- [mean](./../src/Psl/Math/mean.php)
-- [median](./../src/Psl/Math/median.php)
-- [min](./../src/Psl/Math/min.php)
-- [min_by](./../src/Psl/Math/min_by.php)
-- [minva](./../src/Psl/Math/minva.php)
-- [round](./../src/Psl/Math/round.php)
-- [sin](./../src/Psl/Math/sin.php)
-- [sqrt](./../src/Psl/Math/sqrt.php)
-- [sum](./../src/Psl/Math/sum.php)
-- [sum_floats](./../src/Psl/Math/sum_floats.php)
-- [tan](./../src/Psl/Math/tan.php)
-- [to_base](./../src/Psl/Math/to_base.php)
+#### `Constants`
+
+- [INT64_MAX](./../src/Psl/Math/constants.php#L0)
+- [INT64_MIN](./../src/Psl/Math/constants.php#L0)
+- [INT53_MAX](./../src/Psl/Math/constants.php#L0)
+- [INT53_MIN](./../src/Psl/Math/constants.php#L0)
+- [INT32_MAX](./../src/Psl/Math/constants.php#L0)
+- [INT32_MIN](./../src/Psl/Math/constants.php#L0)
+- [INT16_MAX](./../src/Psl/Math/constants.php#L0)
+- [INT16_MIN](./../src/Psl/Math/constants.php#L0)
+- [UINT32_MAX](./../src/Psl/Math/constants.php#L0)
+- [UINT16_MAX](./../src/Psl/Math/constants.php#L0)
+- [PI](./../src/Psl/Math/constants.php#L0)
+- [E](./../src/Psl/Math/constants.php#L0)
+- [INFINITY](./../src/Psl/Math/constants.php#L0)
+- [NAN](./../src/Psl/Math/constants.php#L0)
+
+#### `Functions`
+
+- [abs](./../src/Psl/Math/abs.php#L34)
+- [base_convert](./../src/Psl/Math/base_convert.php#L39)
+- [ceil](./../src/Psl/Math/ceil.php#L25)
+- [clamp](./../src/Psl/Math/clamp.php#L24)
+- [cos](./../src/Psl/Math/cos.php#L22)
+- [div](./../src/Psl/Math/div.php#L32)
+- [exp](./../src/Psl/Math/exp.php#L22)
+- [floor](./../src/Psl/Math/floor.php#L16)
+- [from_base](./../src/Psl/Math/from_base.php#L27)
+- [log](./../src/Psl/Math/log.php#L18)
+- [max](./../src/Psl/Math/max.php#L19)
+- [max_by](./../src/Psl/Math/max_by.php#L21)
+- [maxva](./../src/Psl/Math/maxva.php#L20)
+- [mean](./../src/Psl/Math/mean.php#L14)
+- [median](./../src/Psl/Math/median.php#L15)
+- [min](./../src/Psl/Math/min.php#L19)
+- [min_by](./../src/Psl/Math/min_by.php#L29)
+- [minva](./../src/Psl/Math/minva.php#L20)
+- [round](./../src/Psl/Math/round.php#L19)
+- [sin](./../src/Psl/Math/sin.php#L14)
+- [sqrt](./../src/Psl/Math/sqrt.php#L20)
+- [sum](./../src/Psl/Math/sum.php#L14)
+- [sum_floats](./../src/Psl/Math/sum_floats.php#L14)
+- [tan](./../src/Psl/Math/tan.php#L14)
+- [to_base](./../src/Psl/Math/to_base.php#L18)
 
 
 ### `Psl\Observer`
 
-#### `INTERFACES`
+#### `Interfaces`
 
-- [SubjectInterface](./../src/Psl/Observer/SubjectInterface.php)
-- [ObserverInterface](./../src/Psl/Observer/ObserverInterface.php)
+- [SubjectInterface](./../src/Psl/Observer/SubjectInterface.php#L7)
+- [ObserverInterface](./../src/Psl/Observer/ObserverInterface.php#L10)
 
 
 ### `Psl\Password`
 
-#### `CONSTANTS`
+#### `Constants`
 
-- [DEFAULT_ALGORITHM](./../src/Psl/Password/constants.php)
-- [BCRYPT_ALGORITHM](./../src/Psl/Password/constants.php)
+- [DEFAULT_ALGORITHM](./../src/Psl/Password/constants.php#L0)
+- [BCRYPT_ALGORITHM](./../src/Psl/Password/constants.php#L0)
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [algorithms](./../src/Psl/Password/algorithms.php)
-- [get_information](./../src/Psl/Password/get_information.php)
-- [hash](./../src/Psl/Password/hash.php)
-- [needs_rehash](./../src/Psl/Password/needs_rehash.php)
-- [verify](./../src/Psl/Password/verify.php)
+- [algorithms](./../src/Psl/Password/algorithms.php#L14)
+- [get_information](./../src/Psl/Password/get_information.php#L24)
+- [hash](./../src/Psl/Password/hash.php#L32)
+- [needs_rehash](./../src/Psl/Password/needs_rehash.php#L25)
+- [verify](./../src/Psl/Password/verify.php#L14)
 
 
 ### `Psl\PseudoRandom`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [float](./../src/Psl/PseudoRandom/float.php)
-- [int](./../src/Psl/PseudoRandom/int.php)
+- [float](./../src/Psl/PseudoRandom/float.php#L12)
+- [int](./../src/Psl/PseudoRandom/int.php#L17)
 
 
 ### `Psl\Regex`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [split](./../src/Psl/Regex/split.php)
-- [matches](./../src/Psl/Regex/matches.php)
-- [replace](./../src/Psl/Regex/replace.php)
-- [replace_with](./../src/Psl/Regex/replace_with.php)
-- [replace_every](./../src/Psl/Regex/replace_every.php)
+- [split](./../src/Psl/Regex/split.php#L29)
+- [matches](./../src/Psl/Regex/matches.php#L19)
+- [replace](./../src/Psl/Regex/replace.php#L26)
+- [replace_with](./../src/Psl/Regex/replace_with.php#L26)
+- [replace_every](./../src/Psl/Regex/replace_every.php#L27)
 
 
 ### `Psl\Result`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [wrap](./../src/Psl/Result/wrap.php)
+- [wrap](./../src/Psl/Result/wrap.php#L19)
 
-#### `INTERFACES`
+#### `Interfaces`
 
-- [ResultInterface](./../src/Psl/Result/ResultInterface.php)
+- [ResultInterface](./../src/Psl/Result/ResultInterface.php#L19)
 
-#### `CLASSES`
+#### `Classes`
 
-- [Failure](./../src/Psl/Result/Failure.php)
-- [Success](./../src/Psl/Result/Success.php)
+- [Failure](./../src/Psl/Result/Failure.php#L17)
+- [Success](./../src/Psl/Result/Success.php#L17)
 
 
 ### `Psl\SecureRandom`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [bytes](./../src/Psl/SecureRandom/bytes.php)
-- [float](./../src/Psl/SecureRandom/float.php)
-- [int](./../src/Psl/SecureRandom/int.php)
-- [string](./../src/Psl/SecureRandom/string.php)
+- [bytes](./../src/Psl/SecureRandom/bytes.php#L20)
+- [float](./../src/Psl/SecureRandom/float.php#L14)
+- [int](./../src/Psl/SecureRandom/int.php#L21)
+- [string](./../src/Psl/SecureRandom/string.php#L25)
 
 
 ### `Psl\Shell`
 
-#### `FUNCTIONS`
+#### `Functions`
 
-- [escape_command](./../src/Psl/Shell/escape_command.php)
-- [escape_argument](./../src/Psl/Shell/escape_argument.php)
-- [execute](./../src/Psl/Shell/execute.php)
+- [escape_command](./../src/Psl/Shell/escape_command.php#L14)
+- [escape_argument](./../src/Psl/Shell/escape_argument.php#L17)
+- [execute](./../src/Psl/Shell/execute.php#L37)
 
 
 ### `Psl\Str`
 
-#### `CONSTANTS`
-
-- [ALPHABET](./../src/Psl/Str/constants.php)
-- [ALPHABET_ALPHANUMERIC](./../src/Psl/Str/constants.php)
-
-#### `FUNCTIONS`
-
-- [capitalize](./../src/Psl/Str/capitalize.php)
-- [capitalize_words](./../src/Psl/Str/capitalize_words.php)
-- [chr](./../src/Psl/Str/chr.php)
-- [chunk](./../src/Psl/Str/chunk.php)
-- [concat](./../src/Psl/Str/concat.php)
-- [contains](./../src/Psl/Str/contains.php)
-- [contains_ci](./../src/Psl/Str/contains_ci.php)
-- [detect_encoding](./../src/Psl/Str/detect_encoding.php)
-- [convert_encoding](./../src/Psl/Str/convert_encoding.php)
-- [is_utf8](./../src/Psl/Str/is_utf8.php)
-- [ends_with](./../src/Psl/Str/ends_with.php)
-- [ends_with_ci](./../src/Psl/Str/ends_with_ci.php)
-- [fold](./../src/Psl/Str/fold.php)
-- [format](./../src/Psl/Str/format.php)
-- [format_number](./../src/Psl/Str/format_number.php)
-- [from_code_points](./../src/Psl/Str/from_code_points.php)
-- [is_empty](./../src/Psl/Str/is_empty.php)
-- [join](./../src/Psl/Str/join.php)
-- [length](./../src/Psl/Str/length.php)
-- [levenshtein](./../src/Psl/Str/levenshtein.php)
-- [lowercase](./../src/Psl/Str/lowercase.php)
-- [metaphone](./../src/Psl/Str/metaphone.php)
-- [ord](./../src/Psl/Str/ord.php)
-- [pad_left](./../src/Psl/Str/pad_left.php)
-- [pad_right](./../src/Psl/Str/pad_right.php)
-- [repeat](./../src/Psl/Str/repeat.php)
-- [replace](./../src/Psl/Str/replace.php)
-- [replace_ci](./../src/Psl/Str/replace_ci.php)
-- [replace_every](./../src/Psl/Str/replace_every.php)
-- [replace_every_ci](./../src/Psl/Str/replace_every_ci.php)
-- [search](./../src/Psl/Str/search.php)
-- [search_ci](./../src/Psl/Str/search_ci.php)
-- [search_last](./../src/Psl/Str/search_last.php)
-- [search_last_ci](./../src/Psl/Str/search_last_ci.php)
-- [slice](./../src/Psl/Str/slice.php)
-- [splice](./../src/Psl/Str/splice.php)
-- [split](./../src/Psl/Str/split.php)
-- [starts_with](./../src/Psl/Str/starts_with.php)
-- [starts_with_ci](./../src/Psl/Str/starts_with_ci.php)
-- [strip_prefix](./../src/Psl/Str/strip_prefix.php)
-- [strip_suffix](./../src/Psl/Str/strip_suffix.php)
-- [to_int](./../src/Psl/Str/to_int.php)
-- [trim](./../src/Psl/Str/trim.php)
-- [trim_left](./../src/Psl/Str/trim_left.php)
-- [trim_right](./../src/Psl/Str/trim_right.php)
-- [truncate](./../src/Psl/Str/truncate.php)
-- [uppercase](./../src/Psl/Str/uppercase.php)
-- [width](./../src/Psl/Str/width.php)
-- [wrap](./../src/Psl/Str/wrap.php)
-- [after](./../src/Psl/Str/after.php)
-- [after_ci](./../src/Psl/Str/after_ci.php)
-- [after_last](./../src/Psl/Str/after_last.php)
-- [after_last_ci](./../src/Psl/Str/after_last_ci.php)
-- [before](./../src/Psl/Str/before.php)
-- [before_ci](./../src/Psl/Str/before_ci.php)
-- [before_last](./../src/Psl/Str/before_last.php)
-- [before_last_ci](./../src/Psl/Str/before_last_ci.php)
+#### `Constants`
+
+- [ALPHABET](./../src/Psl/Str/constants.php#L0)
+- [ALPHABET_ALPHANUMERIC](./../src/Psl/Str/constants.php#L0)
+
+#### `Functions`
+
+- [capitalize](./../src/Psl/Str/capitalize.php#L33)
+- [capitalize_words](./../src/Psl/Str/capitalize_words.php#L35)
+- [chr](./../src/Psl/Str/chr.php#L27)
+- [chunk](./../src/Psl/Str/chunk.php#L40)
+- [concat](./../src/Psl/Str/concat.php#L20)
+- [contains](./../src/Psl/Str/contains.php#L42)
+- [contains_ci](./../src/Psl/Str/contains_ci.php#L42)
+- [detect_encoding](./../src/Psl/Str/detect_encoding.php#L21)
+- [convert_encoding](./../src/Psl/Str/convert_encoding.php#L19)
+- [is_utf8](./../src/Psl/Str/is_utf8.php#L14)
+- [ends_with](./../src/Psl/Str/ends_with.php#L39)
+- [ends_with_ci](./../src/Psl/Str/ends_with_ci.php#L39)
+- [fold](./../src/Psl/Str/fold.php#L22)
+- [format](./../src/Psl/Str/format.php#L26)
+- [format_number](./../src/Psl/Str/format_number.php#L19)
+- [from_code_points](./../src/Psl/Str/from_code_points.php#L20)
+- [is_empty](./../src/Psl/Str/is_empty.php#L29)
+- [join](./../src/Psl/Str/join.php#L27)
+- [length](./../src/Psl/Str/length.php#L30)
+- [levenshtein](./../src/Psl/Str/levenshtein.php#L29)
+- [lowercase](./../src/Psl/Str/lowercase.php#L35)
+- [metaphone](./../src/Psl/Str/metaphone.php#L19)
+- [ord](./../src/Psl/Str/ord.php#L27)
+- [pad_left](./../src/Psl/Str/pad_left.php#L36)
+- [pad_right](./../src/Psl/Str/pad_right.php#L36)
+- [repeat](./../src/Psl/Str/repeat.php#L28)
+- [replace](./../src/Psl/Str/replace.php#L19)
+- [replace_ci](./../src/Psl/Str/replace_ci.php#L20)
+- [replace_every](./../src/Psl/Str/replace_every.php#L19)
+- [replace_every_ci](./../src/Psl/Str/replace_every_ci.php#L19)
+- [search](./../src/Psl/Str/search.php#L25)
+- [search_ci](./../src/Psl/Str/search_ci.php#L25)
+- [search_last](./../src/Psl/Str/search_last.php#L25)
+- [search_last_ci](./../src/Psl/Str/search_last_ci.php#L25)
+- [slice](./../src/Psl/Str/slice.php#L25)
+- [splice](./../src/Psl/Str/splice.php#L22)
+- [split](./../src/Psl/Str/split.php#L24)
+- [starts_with](./../src/Psl/Str/starts_with.php#L16)
+- [starts_with_ci](./../src/Psl/Str/starts_with_ci.php#L16)
+- [strip_prefix](./../src/Psl/Str/strip_prefix.php#L17)
+- [strip_suffix](./../src/Psl/Str/strip_suffix.php#L17)
+- [to_int](./../src/Psl/Str/to_int.php#L12)
+- [trim](./../src/Psl/Str/trim.php#L18)
+- [trim_left](./../src/Psl/Str/trim_left.php#L18)
+- [trim_right](./../src/Psl/Str/trim_right.php#L18)
+- [truncate](./../src/Psl/Str/truncate.php#L29)
+- [uppercase](./../src/Psl/Str/uppercase.php#L19)
+- [width](./../src/Psl/Str/width.php#L19)
+- [wrap](./../src/Psl/Str/wrap.php#L23)
+- [after](./../src/Psl/Str/after.php#L15)
+- [after_ci](./../src/Psl/Str/after_ci.php#L15)
+- [after_last](./../src/Psl/Str/after_last.php#L15)
+- [after_last_ci](./../src/Psl/Str/after_last_ci.php#L15)
+- [before](./../src/Psl/Str/before.php#L15)
+- [before_ci](./../src/Psl/Str/before_ci.php#L15)
+- [before_last](./../src/Psl/Str/before_last.php#L15)
+- [before_last_ci](./../src/Psl/Str/before_last_ci.php#L15)
 
 
 ### `Psl\Str\Byte`
 
-#### `FUNCTIONS`
-
-- [capitalize](./../src/Psl/Str/Byte/capitalize.php)
-- [capitalize_words](./../src/Psl/Str/Byte/capitalize_words.php)
-- [chr](./../src/Psl/Str/Byte/chr.php)
-- [chunk](./../src/Psl/Str/Byte/chunk.php)
-- [compare](./../src/Psl/Str/Byte/compare.php)
-- [compare_ci](./../src/Psl/Str/Byte/compare_ci.php)
-- [contains](./../src/Psl/Str/Byte/contains.php)
-- [contains_ci](./../src/Psl/Str/Byte/contains_ci.php)
-- [ends_with](./../src/Psl/Str/Byte/ends_with.php)
-- [ends_with_ci](./../src/Psl/Str/Byte/ends_with_ci.php)
-- [length](./../src/Psl/Str/Byte/length.php)
-- [lowercase](./../src/Psl/Str/Byte/lowercase.php)
-- [ord](./../src/Psl/Str/Byte/ord.php)
-- [pad_left](./../src/Psl/Str/Byte/pad_left.php)
-- [pad_right](./../src/Psl/Str/Byte/pad_right.php)
-- [replace](./../src/Psl/Str/Byte/replace.php)
-- [replace_ci](./../src/Psl/Str/Byte/replace_ci.php)
-- [replace_every](./../src/Psl/Str/Byte/replace_every.php)
-- [replace_every_ci](./../src/Psl/Str/Byte/replace_every_ci.php)
-- [reverse](./../src/Psl/Str/Byte/reverse.php)
-- [rot13](./../src/Psl/Str/Byte/rot13.php)
-- [search](./../src/Psl/Str/Byte/search.php)
-- [search_ci](./../src/Psl/Str/Byte/search_ci.php)
-- [search_last](./../src/Psl/Str/Byte/search_last.php)
-- [search_last_ci](./../src/Psl/Str/Byte/search_last_ci.php)
-- [shuffle](./../src/Psl/Str/Byte/shuffle.php)
-- [slice](./../src/Psl/Str/Byte/slice.php)
-- [splice](./../src/Psl/Str/Byte/splice.php)
-- [split](./../src/Psl/Str/Byte/split.php)
-- [starts_with](./../src/Psl/Str/Byte/starts_with.php)
-- [starts_with_ci](./../src/Psl/Str/Byte/starts_with_ci.php)
-- [strip_prefix](./../src/Psl/Str/Byte/strip_prefix.php)
-- [strip_suffix](./../src/Psl/Str/Byte/strip_suffix.php)
-- [trim](./../src/Psl/Str/Byte/trim.php)
-- [trim_left](./../src/Psl/Str/Byte/trim_left.php)
-- [trim_right](./../src/Psl/Str/Byte/trim_right.php)
-- [uppercase](./../src/Psl/Str/Byte/uppercase.php)
-- [words](./../src/Psl/Str/Byte/words.php)
-- [wrap](./../src/Psl/Str/Byte/wrap.php)
-- [after](./../src/Psl/Str/Byte/after.php)
-- [after_ci](./../src/Psl/Str/Byte/after_ci.php)
-- [after_last](./../src/Psl/Str/Byte/after_last.php)
-- [after_last_ci](./../src/Psl/Str/Byte/after_last_ci.php)
-- [before](./../src/Psl/Str/Byte/before.php)
-- [before_ci](./../src/Psl/Str/Byte/before_ci.php)
-- [before_last](./../src/Psl/Str/Byte/before_last.php)
-- [before_last_ci](./../src/Psl/Str/Byte/before_last_ci.php)
+#### `Functions`
+
+- [capitalize](./../src/Psl/Str/Byte/capitalize.php#L17)
+- [capitalize_words](./../src/Psl/Str/Byte/capitalize_words.php#L17)
+- [chr](./../src/Psl/Str/Byte/chr.php#L14)
+- [chunk](./../src/Psl/Str/Byte/chunk.php#L27)
+- [compare](./../src/Psl/Str/Byte/compare.php#L19)
+- [compare_ci](./../src/Psl/Str/Byte/compare_ci.php#L19)
+- [contains](./../src/Psl/Str/Byte/contains.php#L21)
+- [contains_ci](./../src/Psl/Str/Byte/contains_ci.php#L21)
+- [ends_with](./../src/Psl/Str/Byte/ends_with.php#L12)
+- [ends_with_ci](./../src/Psl/Str/Byte/ends_with_ci.php#L14)
+- [length](./../src/Psl/Str/Byte/length.php#L14)
+- [lowercase](./../src/Psl/Str/Byte/lowercase.php#L14)
+- [ord](./../src/Psl/Str/Byte/ord.php#L12)
+- [pad_left](./../src/Psl/Str/Byte/pad_left.php#L25)
+- [pad_right](./../src/Psl/Str/Byte/pad_right.php#L25)
+- [replace](./../src/Psl/Str/Byte/replace.php#L15)
+- [replace_ci](./../src/Psl/Str/Byte/replace_ci.php#L15)
+- [replace_every](./../src/Psl/Str/Byte/replace_every.php#L17)
+- [replace_every_ci](./../src/Psl/Str/Byte/replace_every_ci.php#L17)
+- [reverse](./../src/Psl/Str/Byte/reverse.php#L10)
+- [rot13](./../src/Psl/Str/Byte/rot13.php#L14)
+- [search](./../src/Psl/Str/Byte/search.php#L23)
+- [search_ci](./../src/Psl/Str/Byte/search_ci.php#L23)
+- [search_last](./../src/Psl/Str/Byte/search_last.php#L25)
+- [search_last_ci](./../src/Psl/Str/Byte/search_last_ci.php#L23)
+- [shuffle](./../src/Psl/Str/Byte/shuffle.php#L14)
+- [slice](./../src/Psl/Str/Byte/slice.php#L22)
+- [splice](./../src/Psl/Str/Byte/splice.php#L23)
+- [split](./../src/Psl/Str/Byte/split.php#L25)
+- [starts_with](./../src/Psl/Str/Byte/starts_with.php#L14)
+- [starts_with_ci](./../src/Psl/Str/Byte/starts_with_ci.php#L14)
+- [strip_prefix](./../src/Psl/Str/Byte/strip_prefix.php#L13)
+- [strip_suffix](./../src/Psl/Str/Byte/strip_suffix.php#L13)
+- [trim](./../src/Psl/Str/Byte/trim.php#L17)
+- [trim_left](./../src/Psl/Str/Byte/trim_left.php#L17)
+- [trim_right](./../src/Psl/Str/Byte/trim_right.php#L17)
+- [uppercase](./../src/Psl/Str/Byte/uppercase.php#L14)
+- [words](./../src/Psl/Str/Byte/words.php#L19)
+- [wrap](./../src/Psl/Str/Byte/wrap.php#L21)
+- [after](./../src/Psl/Str/Byte/after.php#L14)
+- [after_ci](./../src/Psl/Str/Byte/after_ci.php#L14)
+- [after_last](./../src/Psl/Str/Byte/after_last.php#L15)
+- [after_last_ci](./../src/Psl/Str/Byte/after_last_ci.php#L14)
+- [before](./../src/Psl/Str/Byte/before.php#L14)
+- [before_ci](./../src/Psl/Str/Byte/before_ci.php#L14)
+- [before_last](./../src/Psl/Str/Byte/before_last.php#L14)
+- [before_last_ci](./../src/Psl/Str/Byte/before_last_ci.php#L14)
 
 
 ### `Psl\Str\Grapheme`
 
-#### `FUNCTIONS`
-
-- [contains](./../src/Psl/Str/Grapheme/contains.php)
-- [contains_ci](./../src/Psl/Str/Grapheme/contains_ci.php)
-- [ends_with](./../src/Psl/Str/Grapheme/ends_with.php)
-- [ends_with_ci](./../src/Psl/Str/Grapheme/ends_with_ci.php)
-- [length](./../src/Psl/Str/Grapheme/length.php)
-- [search](./../src/Psl/Str/Grapheme/search.php)
-- [search_ci](./../src/Psl/Str/Grapheme/search_ci.php)
-- [search_last](./../src/Psl/Str/Grapheme/search_last.php)
-- [search_last_ci](./../src/Psl/Str/Grapheme/search_last_ci.php)
-- [slice](./../src/Psl/Str/Grapheme/slice.php)
-- [starts_with](./../src/Psl/Str/Grapheme/starts_with.php)
-- [starts_with_ci](./../src/Psl/Str/Grapheme/starts_with_ci.php)
-- [strip_prefix](./../src/Psl/Str/Grapheme/strip_prefix.php)
-- [strip_suffix](./../src/Psl/Str/Grapheme/strip_suffix.php)
-- [after](./../src/Psl/Str/Grapheme/after.php)
-- [after_ci](./../src/Psl/Str/Grapheme/after_ci.php)
-- [after_last](./../src/Psl/Str/Grapheme/after_last.php)
-- [after_last_ci](./../src/Psl/Str/Grapheme/after_last_ci.php)
-- [before](./../src/Psl/Str/Grapheme/before.php)
-- [before_ci](./../src/Psl/Str/Grapheme/before_ci.php)
-- [before_last](./../src/Psl/Str/Grapheme/before_last.php)
-- [before_last_ci](./../src/Psl/Str/Grapheme/before_last_ci.php)
+#### `Functions`
+
+- [contains](./../src/Psl/Str/Grapheme/contains.php#L21)
+- [contains_ci](./../src/Psl/Str/Grapheme/contains_ci.php#L21)
+- [ends_with](./../src/Psl/Str/Grapheme/ends_with.php#L17)
+- [ends_with_ci](./../src/Psl/Str/Grapheme/ends_with_ci.php#L17)
+- [length](./../src/Psl/Str/Grapheme/length.php#L19)
+- [search](./../src/Psl/Str/Grapheme/search.php#L24)
+- [search_ci](./../src/Psl/Str/Grapheme/search_ci.php#L24)
+- [search_last](./../src/Psl/Str/Grapheme/search_last.php#L25)
+- [search_last_ci](./../src/Psl/Str/Grapheme/search_last_ci.php#L25)
+- [slice](./../src/Psl/Str/Grapheme/slice.php#L21)
+- [starts_with](./../src/Psl/Str/Grapheme/starts_with.php#L12)
+- [starts_with_ci](./../src/Psl/Str/Grapheme/starts_with_ci.php#L12)
+- [strip_prefix](./../src/Psl/Str/Grapheme/strip_prefix.php#L13)
+- [strip_suffix](./../src/Psl/Str/Grapheme/strip_suffix.php#L13)
+- [after](./../src/Psl/Str/Grapheme/after.php#L14)
+- [after_ci](./../src/Psl/Str/Grapheme/after_ci.php#L14)
+- [after_last](./../src/Psl/Str/Grapheme/after_last.php#L15)
+- [after_last_ci](./../src/Psl/Str/Grapheme/after_last_ci.php#L14)
+- [before](./../src/Psl/Str/Grapheme/before.php#L14)
+- [before_ci](./../src/Psl/Str/Grapheme/before_ci.php#L14)
+- [before_last](./../src/Psl/Str/Grapheme/before_last.php#L14)
+- [before_last_ci](./../src/Psl/Str/Grapheme/before_last_ci.php#L14)
 
 
 ### `Psl\Type`
 
-#### `FUNCTIONS`
-
-- [map](./../src/Psl/Type/map.php)
-- [mutable_map](./../src/Psl/Type/mutable_map.php)
-- [vector](./../src/Psl/Type/vector.php)
-- [mutable_vector](./../src/Psl/Type/mutable_vector.php)
-- [array_key](./../src/Psl/Type/array_key.php)
-- [bool](./../src/Psl/Type/bool.php)
-- [float](./../src/Psl/Type/float.php)
-- [int](./../src/Psl/Type/int.php)
-- [intersection](./../src/Psl/Type/intersection.php)
-- [iterable](./../src/Psl/Type/iterable.php)
-- [mixed](./../src/Psl/Type/mixed.php)
-- [null](./../src/Psl/Type/null.php)
-- [nullable](./../src/Psl/Type/nullable.php)
-- [optional](./../src/Psl/Type/optional.php)
-- [num](./../src/Psl/Type/num.php)
-- [object](./../src/Psl/Type/object.php)
-- [resource](./../src/Psl/Type/resource.php)
-- [string](./../src/Psl/Type/string.php)
-- [non_empty_string](./../src/Psl/Type/non_empty_string.php)
-- [scalar](./../src/Psl/Type/scalar.php)
-- [shape](./../src/Psl/Type/shape.php)
-- [union](./../src/Psl/Type/union.php)
-- [vec](./../src/Psl/Type/vec.php)
-- [dict](./../src/Psl/Type/dict.php)
-- [is_array](./../src/Psl/Type/is_array.php) ( deprecated )
-- [is_arraykey](./../src/Psl/Type/is_arraykey.php) ( deprecated )
-- [is_bool](./../src/Psl/Type/is_bool.php) ( deprecated )
-- [is_callable](./../src/Psl/Type/is_callable.php)
-- [is_float](./../src/Psl/Type/is_float.php) ( deprecated )
-- [is_instanceof](./../src/Psl/Type/is_instanceof.php) ( deprecated )
-- [is_int](./../src/Psl/Type/is_int.php) ( deprecated )
-- [is_iterable](./../src/Psl/Type/is_iterable.php) ( deprecated )
-- [is_nan](./../src/Psl/Type/is_nan.php)
-- [is_null](./../src/Psl/Type/is_null.php) ( deprecated )
-- [is_numeric](./../src/Psl/Type/is_numeric.php) ( deprecated )
-- [is_object](./../src/Psl/Type/is_object.php) ( deprecated )
-- [is_resource](./../src/Psl/Type/is_resource.php) ( deprecated )
-- [is_scalar](./../src/Psl/Type/is_scalar.php) ( deprecated )
-- [is_string](./../src/Psl/Type/is_string.php) ( deprecated )
-- [literal_scalar](./../src/Psl/Type/literal_scalar.php)
-
-#### `INTERFACES`
-
-- [TypeInterface](./../src/Psl/Type/TypeInterface.php)
-
-#### `CLASSES`
-
-- [Type](./../src/Psl/Type/Type.php)
+#### `Functions`
+
+- [map](./../src/Psl/Type/map.php#L21)
+- [mutable_map](./../src/Psl/Type/mutable_map.php#L21)
+- [vector](./../src/Psl/Type/vector.php#L19)
+- [mutable_vector](./../src/Psl/Type/mutable_vector.php#L19)
+- [array_key](./../src/Psl/Type/array_key.php#L10)
+- [bool](./../src/Psl/Type/bool.php#L10)
+- [float](./../src/Psl/Type/float.php#L10)
+- [int](./../src/Psl/Type/int.php#L10)
+- [intersection](./../src/Psl/Type/intersection.php#L20)
+- [iterable](./../src/Psl/Type/iterable.php#L20)
+- [mixed](./../src/Psl/Type/mixed.php#L10)
+- [null](./../src/Psl/Type/null.php#L10)
+- [nullable](./../src/Psl/Type/nullable.php#L18)
+- [optional](./../src/Psl/Type/optional.php#L14)
+- [num](./../src/Psl/Type/num.php#L10)
+- [object](./../src/Psl/Type/object.php#L14)
+- [resource](./../src/Psl/Type/resource.php#L12)
+- [string](./../src/Psl/Type/string.php#L10)
+- [non_empty_string](./../src/Psl/Type/non_empty_string.php#L10)
+- [scalar](./../src/Psl/Type/scalar.php#L10)
+- [shape](./../src/Psl/Type/shape.php#L15)
+- [union](./../src/Psl/Type/union.php#L20)
+- [vec](./../src/Psl/Type/vec.php#L18)
+- [dict](./../src/Psl/Type/dict.php#L20)
+- [is_array](./../src/Psl/Type/is_array.php#L20) ( deprecated )
+- [is_arraykey](./../src/Psl/Type/is_arraykey.php#L18) ( deprecated )
+- [is_bool](./../src/Psl/Type/is_bool.php#L20) ( deprecated )
+- [is_callable](./../src/Psl/Type/is_callable.php#L18)
+- [is_float](./../src/Psl/Type/is_float.php#L20) ( deprecated )
+- [is_instanceof](./../src/Psl/Type/is_instanceof.php#L22) ( deprecated )
+- [is_int](./../src/Psl/Type/is_int.php#L20) ( deprecated )
+- [is_iterable](./../src/Psl/Type/is_iterable.php#L20) ( deprecated )
+- [is_nan](./../src/Psl/Type/is_nan.php#L14)
+- [is_null](./../src/Psl/Type/is_null.php#L18) ( deprecated )
+- [is_numeric](./../src/Psl/Type/is_numeric.php#L20) ( deprecated )
+- [is_object](./../src/Psl/Type/is_object.php#L20) ( deprecated )
+- [is_resource](./../src/Psl/Type/is_resource.php#L22) ( deprecated )
+- [is_scalar](./../src/Psl/Type/is_scalar.php#L20) ( deprecated )
+- [is_string](./../src/Psl/Type/is_string.php#L20) ( deprecated )
+- [literal_scalar](./../src/Psl/Type/literal_scalar.php#L18)
+
+#### `Interfaces`
+
+- [TypeInterface](./../src/Psl/Type/TypeInterface.php#L14)
+
+#### `Classes`
+
+- [Type](./../src/Psl/Type/Type.php#L15)
 
 
 ### `Psl\Vec`
 
-#### `FUNCTIONS`
-
-- [chunk](./../src/Psl/Vec/chunk.php)
-- [chunk_with_keys](./../src/Psl/Vec/chunk_with_keys.php)
-- [concat](./../src/Psl/Vec/concat.php)
-- [enumerate](./../src/Psl/Vec/enumerate.php)
-- [fill](./../src/Psl/Vec/fill.php)
-- [filter](./../src/Psl/Vec/filter.php)
-- [filter_keys](./../src/Psl/Vec/filter_keys.php)
-- [filter_nulls](./../src/Psl/Vec/filter_nulls.php)
-- [filter_with_key](./../src/Psl/Vec/filter_with_key.php)
-- [flat_map](./../src/Psl/Vec/flat_map.php)
-- [keys](./../src/Psl/Vec/keys.php)
-- [partition](./../src/Psl/Vec/partition.php)
-- [range](./../src/Psl/Vec/range.php)
-- [reductions](./../src/Psl/Vec/reductions.php)
-- [map](./../src/Psl/Vec/map.php)
-- [map_with_key](./../src/Psl/Vec/map_with_key.php)
-- [reproduce](./../src/Psl/Vec/reproduce.php)
-- [reverse](./../src/Psl/Vec/reverse.php)
-- [shuffle](./../src/Psl/Vec/shuffle.php)
-- [sort](./../src/Psl/Vec/sort.php)
-- [sort_by](./../src/Psl/Vec/sort_by.php)
-- [values](./../src/Psl/Vec/values.php)
-- [zip](./../src/Psl/Vec/zip.php)
+#### `Functions`
+
+- [chunk](./../src/Psl/Vec/chunk.php#L24)
+- [chunk_with_keys](./../src/Psl/Vec/chunk_with_keys.php#L27)
+- [concat](./../src/Psl/Vec/concat.php#L17)
+- [enumerate](./../src/Psl/Vec/enumerate.php#L17)
+- [fill](./../src/Psl/Vec/fill.php#L24)
+- [filter](./../src/Psl/Vec/filter.php#L30)
+- [filter_keys](./../src/Psl/Vec/filter_keys.php#L31)
+- [filter_nulls](./../src/Psl/Vec/filter_nulls.php#L20)
+- [filter_with_key](./../src/Psl/Vec/filter_with_key.php#L34)
+- [flat_map](./../src/Psl/Vec/flat_map.php#L16)
+- [keys](./../src/Psl/Vec/keys.php#L17)
+- [partition](./../src/Psl/Vec/partition.php#L18)
+- [range](./../src/Psl/Vec/range.php#L50)
+- [reductions](./../src/Psl/Vec/reductions.php#L27)
+- [map](./../src/Psl/Vec/map.php#L27)
+- [map_with_key](./../src/Psl/Vec/map_with_key.php#L27)
+- [reproduce](./../src/Psl/Vec/reproduce.php#L25)
+- [reverse](./../src/Psl/Vec/reverse.php#L22)
+- [shuffle](./../src/Psl/Vec/shuffle.php#L26)
+- [sort](./../src/Psl/Vec/sort.php#L23)
+- [sort_by](./../src/Psl/Vec/sort_by.php#L26)
+- [values](./../src/Psl/Vec/values.php#L16)
+- [zip](./../src/Psl/Vec/zip.php#L37)
 
 
 
 ---
 
 > This markdown file was generated using `docs/documenter.php`.
-> 
+>
 > Any edits to it will likely be lost.
diff --git a/docs/documenter.php b/docs/documenter.php
index 72ea3a29..fdb5db70 100644
--- a/docs/documenter.php
+++ b/docs/documenter.php
@@ -93,41 +93,36 @@ function get_namespace_documentation(string $namespace): string
     $lines[] = '';
 
     /**
-     * @param array{
-     *  'constants' => list<string>,
-     *  'functions' => list<string>,
-     *  'interface' => list<string>,
-     *  'classes' => list<string>,
-     *  'traits' => list<string>,
-     * } $symbols
-     * @param 'constants'|'functions'|'interfaces'|'classes'|'traits' $type
+     * @param array<int, list<string>> $symbols
      *
      * @return list<string>
      */
     $generator = static function (
         string $directory,
         array $symbols,
-        string $type
+        int $type
     ): array {
         $lines = [];
         if (Iter\count($symbols[$type]) > 0) {
-            $lines[] = Str\format('#### `%s`', Str\uppercase($type));
+            $lines[] = Str\format('#### `%s`', get_symbol_type_name($type));
             $lines[] = '';
 
-            foreach ($symbols[$type] as $function) {
-                $short_name = Str\after_last($function, '\\');
-                if ('constants' === $type) {
-                    $url = Str\format('%s%s%s.php', $directory, Filesystem\SEPARATOR, 'constants');
+            foreach ($symbols[$type] as $symbol) {
+                $symbol_short_name = Str\after_last($symbol, '\\');
+                if (Loader::TYPE_CONSTANTS === $type) {
+                    $symbol_file = Str\format('%s%s%s.php', $directory, Filesystem\SEPARATOR, 'constants');
                 } else {
-                    $url = Str\format('%s%s%s.php', $directory, Filesystem\SEPARATOR, $short_name);
+                    $symbol_file = Str\format('%s%s%s.php', $directory, Filesystem\SEPARATOR, $symbol_short_name);
                 }
 
+                $symbol_file_contents = Filesystem\read_file(Filesystem\canonicalize(__DIR__ . '/' . $symbol_file));
                 $deprecation_notice = '';
-                if (Str\contains(Filesystem\read_file(Filesystem\canonicalize(__DIR__ . '/' . $url)), '@deprecated')) {
+                if (Str\contains($symbol_file_contents, '@deprecated')) {
                     $deprecation_notice .= ' ( deprecated )';
                 }
 
-                $lines[] = Str\format('- [%s](%s)%s', $short_name, $url, $deprecation_notice);
+                $definition_line = get_symbol_definition_line($symbol, $type);
+                $lines[] = Str\format('- [%s](%s#L%d)%s', $symbol_short_name, $symbol_file, $definition_line, $deprecation_notice);
             }
 
             $lines[] = '';
@@ -141,11 +136,11 @@ function get_namespace_documentation(string $namespace): string
 
     return Str\join(Vec\concat(
         $lines,
-        $generator($directory, $symbols, 'constants'),
-        $generator($directory, $symbols, 'functions'),
-        $generator($directory, $symbols, 'interfaces'),
-        $generator($directory, $symbols, 'classes'),
-        $generator($directory, $symbols, 'traits'),
+        $generator($directory, $symbols, Loader::TYPE_CONSTANTS),
+        $generator($directory, $symbols, Loader::TYPE_FUNCTION),
+        $generator($directory, $symbols, Loader::TYPE_INTERFACE),
+        $generator($directory, $symbols, Loader::TYPE_CLASS),
+        $generator($directory, $symbols, Loader::TYPE_TRAIT),
         ['']
     ), "\n");
 }
@@ -153,13 +148,7 @@ function get_namespace_documentation(string $namespace): string
 /**
  * Return a shape contains all direct symbols in the given namespace.
  *
- * @return array{
- *                'constants' => list<string>,
- *                'functions' => list<string>,
- *                'interface' => list<string>,
- *                'classes' => list<string>,
- *                'traits' => list<string>,
- *                }
+ * @return array<int, list<string>>
  */
 function get_direct_namespace_symbols(string $namespace): array
 {
@@ -179,11 +168,11 @@ static function (string $symbol) use ($namespace): bool {
     );
 
     return [
-        'constants' => $filter(Loader::CONSTANTS),
-        'functions' => $filter(Loader::FUNCTIONS),
-        'interfaces' => $filter(Loader::INTERFACES),
-        'classes' => $filter(Loader::CLASSES),
-        'traits' => $filter(Loader::TRAITS),
+        Loader::TYPE_CONSTANTS => $filter(Loader::CONSTANTS),
+        Loader::TYPE_FUNCTION => $filter(Loader::FUNCTIONS),
+        Loader::TYPE_INTERFACE => $filter(Loader::INTERFACES),
+        Loader::TYPE_CLASS => $filter(Loader::CLASSES),
+        Loader::TYPE_TRAIT => $filter(Loader::TRAITS),
     ];
 }
 
@@ -222,3 +211,39 @@ function get_all_namespaces(): array
         'Psl\Vec',
     ];
 }
+
+/**
+ * Return the name of the symbol type.
+ */
+function get_symbol_type_name(int $type): string {
+    switch ($type) {
+        case Loader::TYPE_CONSTANTS:
+            return 'Constants';
+        case Loader::TYPE_FUNCTION:
+            return 'Functions';
+        case Loader::TYPE_INTERFACE:
+            return 'Interfaces';
+        case Loader::TYPE_CLASS:
+            return 'Classes';
+        case Loader::TYPE_TRAIT:
+            return 'Traits';
+    }
+}
+
+/**
+ * Return the line where $symbol is defined.
+ */
+function get_symbol_definition_line(string $symbol, int $type): int
+{
+    if (Loader::TYPE_CONSTANTS === $type) {
+        return 0;
+    }
+
+    if (Loader::TYPE_FUNCTION === $type) {
+        $reflection = new ReflectionFunction($symbol);
+    } else {
+        $reflection = new ReflectionClass($symbol);
+    }
+
+    return $reflection->getStartLine();
+}
diff --git a/src/Psl/Internal/Loader.php b/src/Psl/Internal/Loader.php
index 5a24c33c..1d8f13fd 100644
--- a/src/Psl/Internal/Loader.php
+++ b/src/Psl/Internal/Loader.php
@@ -599,17 +599,17 @@ final class Loader
         'Psl\Filesystem\Exception\RuntimeException',
     ];
 
-    private const TYPE_CONSTANTS = 1;
+    public const TYPE_CONSTANTS = 1;
 
-    private const TYPE_FUNCTION = 2;
+    public const TYPE_FUNCTION = 2;
 
-    private const TYPE_INTERFACE = 4;
+    public const TYPE_INTERFACE = 4;
 
-    private const TYPE_TRAIT = 8;
+    public const TYPE_TRAIT = 8;
 
-    private const TYPE_CLASS = 16;
+    public const TYPE_CLASS = 16;
 
-    private const TYPE_CLASSISH = self::TYPE_INTERFACE | self::TYPE_TRAIT | self::TYPE_CLASS;
+    public const TYPE_CLASSISH = self::TYPE_INTERFACE | self::TYPE_TRAIT | self::TYPE_CLASS;
 
     private function __construct()
     {