Normalize order of lo and hi in Span::new

petrochenkov · petrochenkov · commit 71dfe6487d8e · 2017-08-30T01:39:51.000+03:00
diff --git a/src/libsyntax_pos/lib.rs b/src/libsyntax_pos/lib.rs
@@ -84,7 +84,7 @@ pub struct MultiSpan {
 impl Span {
     #[inline]
     pub fn new(lo: BytePos, hi: BytePos, ctxt: SyntaxContext) -> Self {
-        Span { lo, hi, ctxt }
+        if lo <= hi { Span { lo, hi, ctxt } } else { Span { lo: hi, hi: lo, ctxt } }
     }
 
     #[inline]

Original file line number	Diff line number	Diff line change
`@@ -84,7 +84,7 @@ pub struct MultiSpan {`
`84`	`84`	`impl Span {`
`85`	`85`	`#[inline]`
`86`	`86`	`pub fn new(lo: BytePos, hi: BytePos, ctxt: SyntaxContext) -> Self {`
`87`		`- Span { lo, hi, ctxt }`
	`87`	`+ if lo <= hi { Span { lo, hi, ctxt } } else { Span { lo: hi, hi: lo, ctxt } }`
`88`	`88`	`}`
`89`	`89`
`90`	`90`	`#[inline]`