style: format state subscriptions and their adopted controls

src/ui/locationSearch.js

@@ -2,16 +2,50 @@ import { createStateChannel } from '../app/stateChannel.js';
 
 /** One cancellable place lookup at a time, under the caller's camera authority. */
 export class LocationSearch {
-  constructor({ input, begin, isCurrent, beforeFly, search, onStart, onResult, onMissing, onError, onSettled }) {
-    Object.assign(this, { input, begin, isCurrent, beforeFly, search, onStart, onResult, onMissing, onError, onSettled });
+  constructor({
+    input,
+    begin,
+    isCurrent,
+    beforeFly,
+    search,
+    onStart,
+    onResult,
+    onMissing,
+    onError,
+    onSettled,
+  }) {
+    Object.assign(this, {
+      input,
+      begin,
+      isCurrent,
+      beforeFly,
+      search,
+      onStart,
+      onResult,
+      onMissing,
+      onError,
+      onSettled,
+    });
     this.controller = null;
     this.generation = 0;
     this.destroyed = false;
-    this.state = { status: 'idle', searching: false, query: '', generation: null, requestId: 0, destination: null, error: null };
+    this.state = {
+      status: 'idle',
+      searching: false,
+      query: '',
+      generation: null,
+      requestId: 0,
+      destination: null,
+      error: null,
+    };
     this.channel = createStateChannel(() => this.state);
   }
-  getState() { return this.channel.getSnapshot(); }
-  subscribe(listener, options) { return this.channel.subscribe(listener, options); }
+  getState() {
+    return this.channel.getSnapshot();
+  }
+  subscribe(listener, options) {
+    return this.channel.subscribe(listener, options);
+  }
   async run(query) {
     query = String(query || '').trim();
     if (!query || this.destroyed) return;
@@ -25,9 +59,25 @@ export class LocationSearch {
     const controller = new AbortController();
     this.controller = controller;
     const generation = ++this.generation;
-    const current = () => !this.destroyed && generation === this.generation && this.isCurrent(authority);
-    const change = (type) => ({ type, generation: authority, requestId: generation, query });
-    this.state = { status: 'searching', searching: true, query, generation: authority, requestId: generation, destination: null, error: null };
+    const current = () =>
+      !this.destroyed &&
+      generation === this.generation &&
+      this.isCurrent(authority);
+    const change = (type) => ({
+      type,
+      generation: authority,
+      requestId: generation,
+      query,
+    });
+    this.state = {
+      status: 'searching',
+      searching: true,
+      query,
+      generation: authority,
+      requestId: generation,
+      destination: null,
+      error: null,
+    };
     try {
       this.onStart?.(authority);
       if (!current() || controller.signal.aborted) return;
@@ -43,7 +93,11 @@ export class LocationSearch {
       if (destination) {
         this.onResult?.(destination, query);
         if (!current() || controller.signal.aborted) return;
-        this.state = { ...this.state, status: 'found', destination: { ...destination } };
+        this.state = {
+          ...this.state,
+          status: 'found',
+          destination: { ...destination },
+        };
         this.channel.publish(change('found'));
       } else {
         this.onMissing?.();
@@ -55,15 +109,24 @@ export class LocationSearch {
       if (controller.signal.aborted || !current()) return;
       this.onError?.(error);
       if (!current() || controller.signal.aborted) return;
-      this.state = { ...this.state, status: 'failed', error: { message: String(error?.message || error) } };
+      this.state = {
+        ...this.state,
+        status: 'failed',
+        error: { message: String(error?.message || error) },
+      };
       this.channel.publish(change('failed'));
     } finally {
       if (this.controller === controller) this.controller = null;
       if (!this.destroyed) {
-        if (generation === this.generation) this.state = {
-          ...this.state, searching: false,
-          status: this.state.status === 'searching' ? 'cancelled' : this.state.status,
-        };
+        if (generation === this.generation)
+          this.state = {
+            ...this.state,
+            searching: false,
+            status:
+              this.state.status === 'searching'
+                ? 'cancelled'
+                : this.state.status,
+          };
         this.onSettled?.(authority);
         this.channel.publish(change('settled'));
       }