Fix some issues with unicode handling

[micro.git] / cmd / micro / loc.go

diff --git a/cmd/micro/loc.go b/cmd/micro/loc.go
index d0bee09fd368bc1c4be5ec971f1b828591235999..5d3a032a1c1bcdc175da6b7efd8049c825aa0c26 100644 (file)
--- a/cmd/micro/loc.go
+++ b/cmd/micro/loc.go
@@ -83,6 +83,7 @@ func (l Loc) LessEqual(b Loc) bool {
        return false
 }
 
+// This moves the location one character to the right
 func (l Loc) right(buf *Buffer) Loc {
        if l == buf.End() {
                return Loc{l.X + 1, l.Y}
@@ -95,6 +96,8 @@ func (l Loc) right(buf *Buffer) Loc {
        }
        return res
 }
+
+// This moves the given location one character to the left
 func (l Loc) left(buf *Buffer) Loc {
        if l == buf.Start() {
                return Loc{l.X - 1, l.Y}
@@ -108,6 +111,8 @@ func (l Loc) left(buf *Buffer) Loc {
        return res
 }
 
+// Move moves the cursor n characters to the left or right
+// It moves the cursor left if n is negative
 func (l Loc) Move(n int, buf *Buffer) Loc {
        if n > 0 {
                for i := 0; i < n; i++ {
@@ -120,7 +125,3 @@ func (l Loc) Move(n int, buf *Buffer) Loc {
        }
        return l
 }
-
-// func (l Loc) DistanceTo(b Loc, buf *Buffer) int {
-//
-// }