19 lines
717 B
Scala
19 lines
717 B
Scala
package snake
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import java.nio.file.{Files, Paths}
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/** Loads shared fixtures from ../fixtures/<name>.json.
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* Typed decoders (point, direction, status, action, state, opt) arrive with the model (Task 11). */
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object Fixtures:
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private val dir = Paths.get(sys.props.getOrElse("user.dir", ".")).resolve("..").resolve("fixtures").normalize
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def load(name: String): ujson.Value =
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ujson.read(Files.readString(dir.resolve(s"$name.json")))
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/** The cases array of a fixture. */
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def cases(name: String): Seq[ujson.Value] = load(name)("cases").arr.toSeq
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/** Decode a nullable JSON value into an Option. */
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def opt[A](v: ujson.Value)(f: ujson.Value => A): Option[A] =
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if v.isNull then None else Some(f(v))
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