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@@ -596,7 +596,7 @@ func normalizeTree(tree *parse.Tree) (yfmRootID, yfmTitle, yfmUpdated string) {
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}
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continue
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}
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- if "tags" == attrK {
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+ if "tags" == attrK && nil != attrV {
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var tags string
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if str, ok := attrV.(string); ok {
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tags = strings.TrimSpace(str)
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@@ -614,7 +614,10 @@ func normalizeTree(tree *parse.Tree) (yfmRootID, yfmTitle, yfmUpdated string) {
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tags += tagStr + ","
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}
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tags = strings.TrimRight(tags, ",")
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- tree.Root.SetIALAttr("tags", tags)
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+ tags = strings.TrimSpace(tags)
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+ if "" != tags {
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+ tree.Root.SetIALAttr("tags", tags)
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+ }
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continue
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}
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