finding.ts: Make find re-use last search pattern if needed

src/content/finding.ts

@@ -1,6 +1,7 @@
 import * as config from "@src/lib/config"
 import * as DOM from "@src/lib/dom"
 import { browserBg, activeTabId } from "@src/lib/webext"
+import state from "@src/state"
 
 // The host is the shadow root of a span used to contain all highlighting
 // elements. This is the least disruptive way of highlighting text in a page.
@@ -55,6 +56,7 @@ export async function jumpToMatch(searchQuery, reverse) {
     // First, search for the query
     const findcase = config.get("findcase")
     const sensitive = findcase === "sensitive" || (findcase === "smart" && searchQuery.match("[A-Z]"))
+    state.lastSearchQuery = searchQuery
     const results = await browserBg.find.find(searchQuery, {
         tabId: await activeTabId(),
         caseSensitive: sensitive,
@@ -102,7 +104,7 @@ function drawHighlights(highlights) {
 
 export function jumpToNextMatch(n: number) {
     if (!lastHighlights) {
-        return
+        return state.lastSearchQuery ? jumpToMatch(state.lastSearchQuery, n < 0) : undefined
     }
     if (!host.firstChild) {
         drawHighlights(lastHighlights)

src/excmds.ts

@@ -999,7 +999,6 @@ export function find(...args: string[]) {
     if (reverse) args.splice(flagpos, 1)
 
     const searchQuery = args.join(" ")
-    state.lastSearch = searchQuery
     return finding.jumpToMatch(searchQuery, reverse)
 }
 

src/state.ts

@@ -18,7 +18,7 @@ import Logger from "@src/lib/logging"
 const logger = new Logger("state")
 
 class State {
-    lastSearch: string = undefined
+    lastSearchQuery: string = undefined
     cmdHistory: string[] = []
     prevInputs: Array<{ inputId: string; tab: number; jumppos?: number }> = [
         {