CCSDS 502.0-B Orbit Parameter Message parser and serializer
ocaml-opm: rewrite README example to typecheck
The block referenced an unbound [kvn_text], had a stray paren before
the inner match, and mixed [Printf.printf] / [Fmt.pr]. Wrap as
[report kvn_text = ...], use [Fmt.pr] throughout, and add [fmt] to
the mdx libraries.
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README.md
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README.md
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## Usage
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```ocaml
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match Opm.of_string kvn_text with
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| Ok opm ->
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Printf.printf "Object: %s\n" opm.metadata.object_name;
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(
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match opm.state with
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| Opm.Cartesian sv ->
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Fmt.pr "Position: (%.3f, %.3f, %.3f) km\n" sv.x sv.y sv.z
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| Opm.Keplerian ke ->
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Fmt.pr "SMA: %.3f km, ecc: %.6f\n" ke.semi_major_axis ke.eccentricity)
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| Error e -> Fmt.epr "%a\n" Opm.pp_error e
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let report kvn_text =
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match Opm.of_string kvn_text with
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| Error e -> Fmt.epr "%a@." Opm.pp_error e
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| Ok opm -> (
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Fmt.pr "Object: %s@." opm.metadata.object_name;
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match opm.state with
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| Opm.Cartesian sv ->
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Fmt.pr "Position: (%.3f, %.3f, %.3f) km@." sv.x sv.y sv.z
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| Opm.Keplerian ke ->
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Fmt.pr "SMA: %.3f km, ecc: %.6f@." ke.semi_major_axis ke.eccentricity)
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```
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## API Overview