See also http://pvp.haskell.org/faq

0.1.2.0

• Add convenience functions decode1 and decode1Strict expecting exactly one YAML document (#5)
• Fix a couple corner-cases in the YAML tokenization (#10)

0.1.1.3

• Fix bug in float regexp being too lax in the JSON and Core schema (#7)
• Remove dependency on dlist

0.1.1.2

• Tolerate BOM at each l-document-prefix (rather than only at the first one encountered in a YAML stream)
• Workaround broken mtl-2.2.2 bundled in GHC 8.4.1 (#1)
• Relax to GPL-2.0-or-later

0.1.1.1

• Reject (illegal) non-scalar code-points in UTF-32 streams
• Tolerate BOM at start of stream
• Disambiguate choice in l-any-document production regarding token separation of c-directives-end
• Fix c-indentation-indicator(n) grammar production when auto-detecting indentation in the presence of empty leading lines; also reject (illegal) auto-indent-level scalars with leading more-indented all-space lines
• Complete character escape rules for double-quoted scalars
• Minor optimizations

0.1.1.0

• Data.YAML module promoted from TrustWorthy to Safe
• Add FromYAML Natural instance
• Add MonadFail, Alternative, and MonadPlus instances for Data.YAML.Parser
• Add Data.YAML.decodeStrict function
• Export Data.YAML.typeMismatch helper function

0.1.0.0

• First version. Released on an unsuspecting world.