tweak: Interface for findPaths

so that it can work with an ordered list.

packages/utility-tools/src/aggregatePaths.js

@@ -3,7 +3,7 @@ import { run } from "@quri/squiggle-lang";
 
 export async function aggregatePathsThroughMixtureOfDistributions({
   pathsArray,
-  nodes,
+  orderedList,
   VERBOSE,
 }) {
   let print = (x) => {
@@ -12,7 +12,7 @@ export async function aggregatePathsThroughMixtureOfDistributions({
     }
   };
   let result = pathsArray.map((paths, i) => {
-    print(nodes[i].name);
+    print(orderedList[i].name);
     let multipliedDistributions = paths.map(
       (path) => path.multipliedDistributionsInPath
     );
@@ -60,7 +60,7 @@ export async function aggregatePathsThroughMixtureOfDistributions({
     console.groupEnd();
     print("");
     return {
-      name: nodes[i].name,
+      name: orderedList[i].name,
       meanOfAggregatedDistributions: mean,
       ninetyPercentileConfidenceIntervalOfAggregatedDistributions:
         ci90percentAnswer,
@@ -84,7 +84,7 @@ export const geomMean = (arr) => {
 
 export function aggregatePathsThroughMixtureOfMeans({
   pathsArray,
-  nodes,
+  orderedList,
   VERBOSE,
 }) {
   let print = (x) => {
@@ -94,7 +94,7 @@ export function aggregatePathsThroughMixtureOfMeans({
   };
 
   let result = pathsArray.map((paths, i) => {
-    print(nodes[i].name);
+    print(orderedList[i].name);
     let expectedRelativeValues = paths
       .map((path) => path.expectedRelativeValue)
       .filter((x) => x != undefined);
@@ -112,7 +112,7 @@ export function aggregatePathsThroughMixtureOfMeans({
       }
     }
     return {
-      name: nodes[i].name,
+      name: orderedList[i].name,
       aggregatedMeans: answer,
       arrayMeans: expectedRelativeValues,
       allPositive: hasNegative.length == 0,
@@ -123,7 +123,7 @@ export function aggregatePathsThroughMixtureOfMeans({
 
 export async function aggregatePaths({
   pathsArray,
-  nodes,
+  orderedList,
   aggregationType,
   VERBOSE,
 }) {
@@ -134,19 +134,19 @@ export async function aggregatePaths({
     console.log("Warning: this may take a long time");
     return await aggregatePathsThroughMixtureOfDistributions({
       pathsArray,
-      nodes,
+      orderedList,
       VERBOSE,
     });
   } else if (aggregationType == "mean") {
     return aggregatePathsThroughMixtureOfMeans({
       pathsArray,
-      nodes,
+      orderedList,
       VERBOSE,
     });
   } else {
     return aggregatePathsThroughMixtureOfMeans({
       pathsArray,
-      nodes,
+      orderedList,
       VERBOSE,
     });
   }

packages/utility-tools/src/example.js

@@ -1,7 +1,7 @@
 // IMPORTS
 import * as fs from "fs";
 import { mergeSort } from "./mergeSort.js";
-import { findDistancesFromAllElementsToAllReferencePoints } from "./findPaths.js";
+import { findDistances } from "./findPaths.js";
 import { aggregatePaths } from "./aggregatePaths.js";
 
 // DEFS
@@ -11,11 +11,6 @@ const outputFilePath = "./output/output.json";
 
 // HELPERS
 
-const findElementPosition = (name, orderedList) => {
-  let node = orderedList.find((node) => node.name == name);
-  return node.position;
-};
-
 // MAIN
 async function main() {
   // read file
@@ -43,25 +38,13 @@ async function main() {
     console.log("");
 
     // find Paths
-    let nodes = orderedList.map((element, i) => ({
-      ...element,
-      position: i,
-    }));
-    const linksWithPosition = links.map((link) => ({
-      ...link,
-      sourceElementPosition: findElementPosition(link.source, nodes),
-      targetElementPosition: findElementPosition(link.target, nodes),
-    }));
-    let paths = await findDistancesFromAllElementsToAllReferencePoints({
-      nodes,
-      links: linksWithPosition,
-    });
+    let paths = await findDistances({ orderedList, links });
     // console.log(JSON.stringify(paths, null, 4));
 
     // Aggregate paths.
     let aggregatedPaths = await aggregatePaths({
       pathsArray: paths,
-      nodes,
+      orderedList,
       aggregationType: "mean", // alternatively: aggregationType: "distribution"
       VERBOSE: false,
     });

packages/utility-tools/src/findPaths.js

@@ -312,3 +312,20 @@ export async function findDistancesFromAllElementsToAllReferencePoints({
   }
   return distancesForAllElements;
 }
+
+export async function findDistances({ orderedList, links }) {
+  let nodes = orderedList.map((element, i) => ({
+    ...element,
+    position: i,
+  }));
+  const linksWithPosition = links.map((link) => ({
+    ...link,
+    sourceElementPosition: findElementPosition(link.source, nodes),
+    targetElementPosition: findElementPosition(link.target, nodes),
+  }));
+  let result = await findDistancesFromAllElementsToAllReferencePoints({
+    nodes,
+    links: linksWithPosition,
+  });
+  return result;
+}

packages/utility-tools/src/index.js

@@ -1,6 +1,5 @@
 import { mergeSort } from "./mergeSort.js";
-import { findDistancesFromAllElementsToAllReferencePoints } from "./findPaths.js";
+import { findDistances } from "./findPaths.js";
 import { aggregatePaths } from "./aggregatePaths.js";
 
-export const findPaths = findDistancesFromAllElementsToAllReferencePoints;
-export { mergeSort, aggregatePaths };
+export { mergeSort, aggregatePaths, findDistances };