diff --git a/src/rcore/modes.rs b/src/rcore/modes.rs
index a1cb1de..13b2a8f 100644
--- a/src/rcore/modes.rs
+++ b/src/rcore/modes.rs
@@ -34,11 +34,21 @@ pub trait Mode {
     /// See [`FactoryParse::extend`].
     type ExtensionSource<A>;
 
+    /// Do something with the successfully parsed value, potentially failing.
+    ///
+    /// Useful for chaining parsing after [`InliningFactory`].
+    ///
+    /// See also [`Mode::map`]
+    ///
+    /// [`InliningFactory`]: crate::rstd::inlining::InliningFactory
     fn bind<A0, A1, E, I>(
         s: Self::ParseSuccess<A0, I>,
         f: impl FnOnce(A0) -> Result<A1, E>,
     ) -> ModeResult<Self, A1, E, I>;
 
+    /// Map the successfully parsed value.
+    ///
+    /// See also [`Mode::bind`]
     fn map<A0, A1, I>(
         s: Self::ParseSuccess<A0, I>,
         f: impl FnOnce(A0) -> A1,
diff --git a/src/rstd/cast.rs b/src/rstd/cast.rs
index f044570..3c08f50 100644
--- a/src/rstd/cast.rs
+++ b/src/rstd/cast.rs
@@ -2,7 +2,7 @@
 //! See [`TypelessMentionable::cast`]/[`Point::cast`].
 //!
 //! p.s. the implementation is horrific.
-//! 
+//!
 //! [`rcore`]: crate::rcore
 
 use std::convert::identity;
diff --git a/src/rstd/typeless.rs b/src/rstd/typeless.rs
index d37d518..d11b9c4 100644
--- a/src/rstd/typeless.rs
+++ b/src/rstd/typeless.rs
@@ -1,5 +1,5 @@
 //! Previously part of [`rcore`].
-//! 
+//!
 //! [`rcore`]: crate::rcore
 
 use super::{cast::CastError, wrapped_origin::*, *};