zaphar/slice-cursor-rs
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

feat: even more ergonomic

Browse Source
This commit is contained in:
Jeremy Wall 2024-11-21 16:47:52 -05:00
parent 101a020a2a
commit 562a78eb3f
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/lib.rs
View File

@ -76,7 +76,7 @@ impl From<std::ops::RangeFull> for SpanRange {
/// An input that can provide a span of a range of the input. /// An input that can provide a span of a range of the input.
pub trait Span<O> { pub trait Span<O> {
fn span(&self, idx: SpanRange) -> O; fn span<R: Into<SpanRange>>(&self, idx: R) -> O;
} }
/// The interface for types that can peek ahead to the next item. /// The interface for types that can peek ahead to the next item.
@ -169,8 +169,8 @@ impl<'a, T: Debug + 'a> Cursor for SliceCursor<'a, T> {
} }
impl<'a, T: Debug + 'a> Span<&'a [T]> for SliceCursor<'a, T> { impl<'a, T: Debug + 'a> Span<&'a [T]> for SliceCursor<'a, T> {
fn span(&self, idx: SpanRange) -> &'a [T] { fn span<R: Into<SpanRange>>(&self, idx: R) -> &'a [T] {
match idx { match idx.into() {
SpanRange::Range(r) => self.source.index(r), SpanRange::Range(r) => self.source.index(r),
SpanRange::RangeTo(r) => self.source.index(r), SpanRange::RangeTo(r) => self.source.index(r),
SpanRange::RangeFrom(r) => self.source.index(r), SpanRange::RangeFrom(r) => self.source.index(r),
@ -293,8 +293,8 @@ impl<'a> From<&'a str> for StrCursor<'a> {
} }
impl<'a> Span<&'a str> for StrCursor<'a> { impl<'a> Span<&'a str> for StrCursor<'a> {
fn span(&self, idx: SpanRange) -> &'a str { fn span<R: Into<SpanRange>>(&self, idx: R) -> &'a str {
match idx { match idx.into() {
SpanRange::Range(r) => self.source.index(r), SpanRange::Range(r) => self.source.index(r),
SpanRange::RangeTo(r) => self.source.index(r), SpanRange::RangeTo(r) => self.source.index(r),
SpanRange::RangeFrom(r) => self.source.index(r), SpanRange::RangeFrom(r) => self.source.index(r),