diff options
Diffstat (limited to 'dhall_core/src/text.rs')
-rw-r--r-- | dhall_core/src/text.rs | 37 |
1 files changed, 18 insertions, 19 deletions
diff --git a/dhall_core/src/text.rs b/dhall_core/src/text.rs index eef0797..d915553 100644 --- a/dhall_core/src/text.rs +++ b/dhall_core/src/text.rs @@ -1,17 +1,16 @@ -use crate::*; use std::iter::FromIterator; use std::ops::Add; #[derive(Debug, Clone, PartialEq, Eq)] -pub struct InterpolatedText<Note, Embed> { +pub struct InterpolatedText<SubExpr> { head: String, - tail: Vec<(SubExpr<Note, Embed>, String)>, + tail: Vec<(SubExpr, String)>, } -impl<N, E> From<(String, Vec<(SubExpr<N, E>, String)>)> - for InterpolatedText<N, E> +impl<SubExpr> From<(String, Vec<(SubExpr, String)>)> + for InterpolatedText<SubExpr> { - fn from(x: (String, Vec<(SubExpr<N, E>, String)>)) -> Self { + fn from(x: (String, Vec<(SubExpr, String)>)) -> Self { InterpolatedText { head: x.0, tail: x.1, @@ -19,7 +18,7 @@ impl<N, E> From<(String, Vec<(SubExpr<N, E>, String)>)> } } -impl<N, E> From<String> for InterpolatedText<N, E> { +impl<SubExpr> From<String> for InterpolatedText<SubExpr> { fn from(s: String) -> Self { InterpolatedText { head: s, @@ -29,15 +28,15 @@ impl<N, E> From<String> for InterpolatedText<N, E> { } #[derive(Debug, Clone, PartialEq, Eq)] -pub enum InterpolatedTextContents<Note, Embed> { +pub enum InterpolatedTextContents<SubExpr> { Text(String), - Expr(SubExpr<Note, Embed>), + Expr(SubExpr), } -impl<N, E> InterpolatedText<N, E> { - pub fn map<N2, E2, F>(&self, mut f: F) -> InterpolatedText<N2, E2> +impl<SubExpr: Clone> InterpolatedText<SubExpr> { + pub fn map<SubExpr2, F>(&self, mut f: F) -> InterpolatedText<SubExpr2> where - F: FnMut(&SubExpr<N, E>) -> SubExpr<N2, E2>, + F: FnMut(&SubExpr) -> SubExpr2, { InterpolatedText { head: self.head.clone(), @@ -47,7 +46,7 @@ impl<N, E> InterpolatedText<N, E> { pub fn iter<'a>( &'a self, - ) -> impl Iterator<Item = InterpolatedTextContents<N, E>> + 'a { + ) -> impl Iterator<Item = InterpolatedTextContents<SubExpr>> + 'a { use std::iter::once; once(InterpolatedTextContents::Text(self.head.clone())).chain( self.tail.iter().flat_map(|(e, s)| { @@ -58,12 +57,12 @@ impl<N, E> InterpolatedText<N, E> { } } -impl<'a, N: 'a, E: 'a> FromIterator<InterpolatedTextContents<N, E>> - for InterpolatedText<N, E> +impl<'a, SubExpr: Clone + 'a> FromIterator<InterpolatedTextContents<SubExpr>> + for InterpolatedText<SubExpr> { fn from_iter<T>(iter: T) -> Self where - T: IntoIterator<Item = InterpolatedTextContents<N, E>>, + T: IntoIterator<Item = InterpolatedTextContents<SubExpr>>, { let mut res = InterpolatedText { head: "".to_owned(), @@ -83,9 +82,9 @@ impl<'a, N: 'a, E: 'a> FromIterator<InterpolatedTextContents<N, E>> } } -impl<N, E> Add for &InterpolatedText<N, E> { - type Output = InterpolatedText<N, E>; - fn add(self, rhs: &InterpolatedText<N, E>) -> Self::Output { +impl<SubExpr: Clone> Add for &InterpolatedText<SubExpr> { + type Output = InterpolatedText<SubExpr>; + fn add(self, rhs: &InterpolatedText<SubExpr>) -> Self::Output { self.iter().chain(rhs.iter()).collect() } } |