Add Embeddable typeclass

propensive · Oct 8, 2024 · 4f0164d · 4f0164d
1 parent 125d1a3
commit 4f0164d
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Showing 4 changed files with 12 additions and 1 deletion.
diff --git a/src/core/contextual.Contextual.scala b/src/core/contextual.Contextual.scala
diff --git a/src/core/contextual.Embeddable.scala b/src/core/contextual.Embeddable.scala
@@ -0,0 +1,7 @@
+package contextual
+
+trait Embeddable:
+  type Self
+  type Format
+  type Operand
+  def embed(value: Self): Operand
diff --git a/src/core/contextual.Substitution.scala b/src/core/contextual.Substitution.scala
@@ -20,5 +20,9 @@ import language.experimental.captureChecking
 
 import rudiments.*
 
+object Substitution:
+  given [ValueType: Embeddable] => Substitution[ValueType.Operand, ValueType, "x"] =
+    ValueType.embed(_)
+
 trait Substitution[InputType, -ValueType, SubstitutionType <: Label]
 extends Insertion[InputType, ValueType]
diff --git a/src/core/soundness+contextual-core.scala b/src/core/soundness+contextual-core.scala
@@ -16,4 +16,4 @@
 
 package soundness
 
-export contextual.{Insertion, InterpolationError, Interpolator, Verifier, Substitution}
+export contextual.{Insertion, InterpolationError, Interpolator, Verifier, Substitution, Embeddable}
Original file line number	Diff line number	Diff line change
Expand Up		@@ -16,4 +16,4 @@

		package soundness

		export contextual.{Insertion, InterpolationError, Interpolator, Verifier, Substitution}
		export contextual.{Insertion, InterpolationError, Interpolator, Verifier, Substitution, Embeddable}