Fix potential hover infinite loop

alexheretic · emilyalbini · commit b379ef76a1e3 · 2018-12-17T12:07:49.000+01:00
extract_docs continue clause could cause endless looping if moving up &amp; 
top line meta
diff --git a/src/actions/hover.rs b/src/actions/hover.rs
@@ -142,7 +142,7 @@ pub fn extract_docs(
             };
         }
 
-        if in_meta {
+        if !hit_top && in_meta {
             // Ignore milti-line attributes
             trace!(
                 "extract_docs: ignoring multi-line attribute, next_row: {:?}, up: {}, in_meta: {}",

Original file line number	Diff line number	Diff line change
`@@ -142,7 +142,7 @@ pub fn extract_docs(`
`142`	`142`	`};`
`143`	`143`	`}`
`144`	`144`
`145`		`- if in_meta {`
	`145`	`+ if !hit_top && in_meta {`
`146`	`146`	`// Ignore milti-line attributes`
`147`	`147`	`trace!(`
`148`	`148`	`"extract_docs: ignoring multi-line attribute, next_row: {:?}, up: {}, in_meta: {}",`