Unify Derivation and Prism 4/n

packages/dataverse/src/Atom.ts

@@ -266,7 +266,7 @@ const identityDerivationWeakMap = new WeakMap<{}, Prism<unknown>>()
  *
  * @param pointer - The pointer to return the derivation at.
  */
-export const valueDerivation = <P extends PointerType<$IntentionalAny>>(
+export const pointerToPrism = <P extends PointerType<$IntentionalAny>>(
   pointer: P,
 ): Prism<P extends PointerType<infer T> ? T : void> => {
   const meta = getPointerMeta(pointer)
@@ -276,7 +276,7 @@ export const valueDerivation = <P extends PointerType<$IntentionalAny>>(
     const root = meta.root
     if (!isIdentityDerivationProvider(root)) {
       throw new Error(
-        `Cannot run valueDerivation() on a pointer whose root is not an IdentityChangeProvider`,
+        `Cannot run pointerToPrism() on a pointer whose root is not an IdentityChangeProvider`,
       )
     }
     const {path} = meta
@@ -322,7 +322,7 @@ export const val = <
   ? P
   : unknown => {
   if (isPointer(input)) {
-    return valueDerivation(input).getValue() as $IntentionalAny
+    return pointerToPrism(input).getValue() as $IntentionalAny
   } else if (isPrism(input)) {
     return input.getValue() as $IntentionalAny
   } else {

packages/dataverse/src/PointerProxy.ts

@@ -26,7 +26,7 @@ export default class PointerProxy<O extends {}>
    * Convenience pointer pointing to the root of this PointerProxy.
    *
    * @remarks
-   * Allows convenient use of {@link valueDerivation} and {@link val}.
+   * Allows convenient use of {@link pointerToPrism} and {@link val}.
    */
   readonly pointer: Pointer<O>
 

packages/dataverse/src/derivations/iterateAndCountTicks.ts

@@ -1,4 +1,4 @@
-import {valueDerivation} from '../Atom'
+import {pointerToPrism} from '../Atom'
 import type {Pointer} from '../pointer'
 import {isPointer} from '../pointer'
 import type {Prism} from './Interface'
@@ -9,7 +9,7 @@ export default function* iterateAndCountTicks<V>(
 ): Generator<{value: V; ticks: number}, void, void> {
   let d
   if (isPointer(pointerOrDerivation)) {
-    d = valueDerivation(pointerOrDerivation) as Prism<V>
+    d = pointerToPrism(pointerOrDerivation) as Prism<V>
   } else if (isPrism(pointerOrDerivation)) {
     d = pointerOrDerivation
   } else {

packages/dataverse/src/derivations/iterateOver.ts

@@ -1,4 +1,4 @@
-import {valueDerivation} from '../Atom'
+import {pointerToPrism} from '../Atom'
 import type {Pointer} from '../pointer'
 import {isPointer} from '../pointer'
 import Ticker from '../Ticker'
@@ -10,7 +10,7 @@ export default function* iterateOver<V>(
 ): Generator<V, void, void> {
   let d
   if (isPointer(pointerOrDerivation)) {
-    d = valueDerivation(pointerOrDerivation) as Prism<V>
+    d = pointerToPrism(pointerOrDerivation) as Prism<V>
   } else if (isPrism(pointerOrDerivation)) {
     d = pointerOrDerivation
   } else {

packages/dataverse/src/index.ts

@@ -5,7 +5,7 @@
  */
 
 export type {IdentityDerivationProvider} from './Atom'
-export {default as Atom, val, valueDerivation} from './Atom'
+export {default as Atom, val, pointerToPrism} from './Atom'
 export {default as Box} from './Box'
 export type {IBox} from './Box'
 export {isPrism} from './derivations/Interface'