Remove stretch optional dependency in core

core/Cargo.toml

@@ -6,8 +6,3 @@ edition = "2018"
 description = "The essential concepts of Iced"
 license = "MIT"
 repository = "https://github.com/hecrj/iced"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]
-stretch = { version = "0.2", optional = true }

core/src/align.rs

@@ -19,29 +19,3 @@ pub enum Align {
     /// Stretch over the cross axis.
     Stretch,
 }
-
-#[cfg(feature = "stretch")]
-#[doc(hidden)]
-impl From<Align> for stretch::style::AlignItems {
-    fn from(align: Align) -> Self {
-        match align {
-            Align::Start => stretch::style::AlignItems::FlexStart,
-            Align::Center => stretch::style::AlignItems::Center,
-            Align::End => stretch::style::AlignItems::FlexEnd,
-            Align::Stretch => stretch::style::AlignItems::Stretch,
-        }
-    }
-}
-
-#[cfg(feature = "stretch")]
-#[doc(hidden)]
-impl From<Align> for stretch::style::AlignSelf {
-    fn from(align: Align) -> Self {
-        match align {
-            Align::Start => stretch::style::AlignSelf::FlexStart,
-            Align::Center => stretch::style::AlignSelf::Center,
-            Align::End => stretch::style::AlignSelf::FlexEnd,
-            Align::Stretch => stretch::style::AlignSelf::Stretch,
-        }
-    }
-}

core/src/justify.rs

@@ -25,20 +25,3 @@ pub enum Justify {
     /// Place items with evenly distributed space.
     SpaceEvenly,
 }
-
-#[cfg(feature = "stretch")]
-#[doc(hidden)]
-impl From<Justify> for stretch::style::JustifyContent {
-    fn from(justify: Justify) -> Self {
-        match justify {
-            Justify::Start => stretch::style::JustifyContent::FlexStart,
-            Justify::Center => stretch::style::JustifyContent::Center,
-            Justify::End => stretch::style::JustifyContent::FlexEnd,
-            Justify::SpaceBetween => {
-                stretch::style::JustifyContent::SpaceBetween
-            }
-            Justify::SpaceAround => stretch::style::JustifyContent::SpaceAround,
-            Justify::SpaceEvenly => stretch::style::JustifyContent::SpaceEvenly,
-        }
-    }
-}