fix Library.require assignment

Author: mbostock

src/leaflet.js

@@ -5,7 +5,7 @@ export default async function leaflet(require) {
   if (!L._style) {
     const link = document.createElement("link");
     link.rel = "stylesheet";
-    link.href = ll.resolve("dist/leaflet.css");
+    link.href = await require.resolve(ll.resolve("dist/leaflet.css"));
     L._style = document.head.appendChild(link);
   }
   return L;

src/library.js

@@ -18,7 +18,7 @@ import vegalite from "./vegalite.js";
 import width from "./width.js";
 import {arquero, arrow, d3, graphviz, htl, inputs, lodash, plot, topojson} from "./dependencies.js";
 
-export default Object.assign(function Library(resolver) {
+export default Object.defineProperties(function Library(resolver) {
   const require = requirer(resolver);
   Object.defineProperties(this, properties({
     FileAttachment: () => NoFileAttachments,
@@ -74,9 +74,17 @@ export default Object.assign(function Library(resolver) {
     Promises
   }));
 }, {
-  get resolve() { return requireDefault.resolve; },
-  get require() { return requireDefault; },
-  set require(r) { setDefaultRequire(r); }
+  resolve: {
+    get: () => requireDefault.resolve,
+    enumerable: true,
+    configurable: true
+  },
+  require: {
+    get: () => requireDefault,
+    set: setDefaultRequire,
+    enumerable: true,
+    configurable: true
+  }
 });
 
 function properties(values) {

src/sqlite.js

@@ -2,8 +2,11 @@ import {sql} from "./dependencies.js";
 import {requireDefault} from "./require.js";
 
 export default async function sqlite(require) {
-  const init = await require(sql.resolve());
-  return init({locateFile: file => sql.resolve(`dist/${file}`)});
+  const [init, dist] = await Promise.all([
+    require(sql.resolve()),
+    require.resolve(sql.resolve("dist/")).then(dist => dist.replace(/\.js$/, "")) // fixed in d3-require 1.3.0
+  ]);
+  return init({locateFile: file => `${dist}${file}`});
 }
 
 export class SQLiteDatabaseClient {

src/tex.js

@@ -16,7 +16,7 @@ function style(href) {
 export default function tex(require) {
   return Promise.all([
     require(katex.resolve()),
-    style(katex.resolve("dist/katex.min.css"))
+    require.resolve(katex.resolve("dist/katex.min.css")).then(style)
   ]).then(function(values) {
     var katex = values[0], tex = renderer();