multiboot2: ElfSectionIter: implement ExactSizeIterator

phip1611 · phip1611 · commit 4c6f7f996bc1 · 2024-10-21T16:16:23.000+02:00
diff --git a/multiboot2/src/elf_sections.rs b/multiboot2/src/elf_sections.rs
@@ -132,6 +132,19 @@ impl<'a> Iterator for ElfSectionIter<'a> {
         }
         None
     }
+
+    fn size_hint(&self) -> (usize, Option<usize>) {
+        (
+            self.remaining_sections as usize,
+            Some(self.remaining_sections as usize),
+        )
+    }
+}
+
+impl ExactSizeIterator for ElfSectionIter<'_> {
+    fn len(&self) -> usize {
+        self.remaining_sections as usize
+    }
 }
 
 impl Debug for ElfSectionIter<'_> {

Original file line number	Diff line number	Diff line change
`@@ -132,6 +132,19 @@ impl<'a> Iterator for ElfSectionIter<'a> {`
`132`	`132`	`}`
`133`	`133`	`None`
`134`	`134`	`}`
	`135`	`+`
	`136`	`+ fn size_hint(&self) -> (usize, Option<usize>) {`
	`137`	`+ (`
	`138`	`+ self.remaining_sections as usize,`
	`139`	`+ Some(self.remaining_sections as usize),`
	`140`	`+ )`
	`141`	`+ }`
	`142`	`+}`
	`143`	`+`
	`144`	`+impl ExactSizeIterator for ElfSectionIter<'_> {`
	`145`	`+ fn len(&self) -> usize {`
	`146`	`+ self.remaining_sections as usize`
	`147`	`+ }`
`135`	`148`	`}`
`136`	`149`
`137`	`150`	`impl Debug for ElfSectionIter<'_> {`