highlight_diff

anns, err := highlight_diff.Annotate([]byte(`@@ -1,6 +1,6 @@
 language: go
 go:
-  - 1.4
+  - 1.5
 install:
   - go get golang.org/x/tools/cmd/vet
 script:
`))
if err != nil {
	panic(err)
}

goon.DumpExpr(len(anns))
for _, ann := range anns {
	goon.DumpExpr(ann.Start, ann.End)
	goon.DumpExpr(string(ann.Left), string(ann.Right))
	goon.DumpExpr(ann.WantInner)
}

Output:

len(anns) = (int)(1)
ann.Start = (int)(0)
ann.End = (int)(16)
string(ann.Left) = (string)("<span class=\"gu input-block\">")
string(ann.Right) = (string)("</span>")
ann.WantInner = (int)(0)