Move most of perseus - util.ts into perseus-core - util.ts

.changeset/twelve-timers-pay.md

@@ -0,0 +1,10 @@
+---
+"@khanacademy/perseus": major
+"@khanacademy/perseus-score": major
+"@khanacademy/kmath": minor
+"@khanacademy/perseus-core": minor
+"@khanacademy/perseus-dev-ui": patch
+"@khanacademy/perseus-editor": patch
+---
+
+Init perseus-score, move AnswerTypes from perseus to perseus-score, move perseus-types in perseus to data-schema in perseus-core

dev/flipbook.tsx

@@ -45,7 +45,7 @@ import type {
     PerseusScore,
     PerseusWidget,
 } from "../packages/perseus/src";
-import type {InteractiveGraphWidget} from "../packages/perseus/src/perseus-types";
+import type {InteractiveGraphWidget} from "@khanacademy/perseus-core";
 import type {PropsFor} from "@khanacademy/wonder-blocks-core";
 
 import "../packages/perseus/src/styles/perseus-renderer.less";

packages/kmath/src/index.ts

@@ -5,3 +5,5 @@ export * as vector from "./vector";
 export * as point from "./point";
 export * as line from "./line";
 export * as ray from "./ray";
+
+export {default as KhanMath, sum} from "./math";

packages/perseus/src/util/math.ts → packages/kmath/src/math.ts

@@ -1,8 +1,9 @@
-import {number as knumber} from "@khanacademy/kmath";
 import $ from "jquery";
 import _ from "underscore";
 
-import type {MathFormat} from "../perseus-types";
+import {number as knumber} from "@khanacademy/kmath";
+
+import type {MathFormat} from "@khanacademy/perseus-core";
 
 const KhanMath = {
     // Simplify formulas before display

packages/perseus-core/src/index.ts

@@ -13,3 +13,9 @@ export {libVersion} from "./version";
 
 export {Errors} from "./error/errors";
 export {PerseusError} from "./error/perseus-error";
+
+export * from "./data-schema";
+
+export {pluck, mapObject, clone} from "./utils/object-utils";
+export {default as Util} from "./utils/util";
+export type {GridDimensions, Position} from "./utils/util";

packages/perseus/src/interactive2/objective_.ts → packages/perseus-core/src/utils/object-utils.ts

@@ -1,9 +1,5 @@
 /**
- * A work-in-progress of _ methods for objects.
- * That is, they take an object as a parameter,
- * and return an object instead of an array.
- *
- * TODO(aria): Move this out of interactive2
+ * Utilities for objects
  */
 
 import _ from "underscore";
@@ -52,3 +48,13 @@ export const mapObject = function <K extends string, V, U>(
     });
     return result;
 };
+
+// Performs a deep copy of the given object. If there are cycles in the object
+// tree, an error is thrown.
+export const clone = <T>(obj: T): T => {
+    const json = JSON.stringify(obj);
+    if (!json) {
+        throw new Error("Oops, couldn't clone given object!");
+    }
+    return JSON.parse(json);
+};