Fix search for files starting with periods (e.g., .rooignore, .gitignore)

src/services/search/__tests__/file-search.spec.ts

@@ -0,0 +1,142 @@
+import { describe, it, expect, vi, beforeEach } from "vitest"
+import { Fzf } from "fzf"
+
+// Test the fallback search logic for period-prefixed queries
+describe("searchWorkspaceFiles period handling", () => {
+	it("should handle period-prefixed queries with fallback search", () => {
+		// Mock file data that would come from ripgrep
+		const mockFiles = [
+			{ path: ".rooignore", type: "file" as const, label: ".rooignore" },
+			{ path: ".gitignore", type: "file" as const, label: ".gitignore" },
+			{ path: ".env", type: "file" as const, label: ".env" },
+			{ path: "src/app.ts", type: "file" as const, label: "app.ts" },
+			{ path: "package.json", type: "file" as const, label: "package.json" },
+		]
+
+		// Test the fallback search logic directly
+		const query = ".rooignore"
+
+		// Create search items like the real function does
+		const searchItems = mockFiles.map((item) => ({
+			original: item,
+			searchStr: `${item.path} ${item.label || ""}`,
+		}))
+
+		// Test fzf search first
+		const fzf = new Fzf(searchItems, {
+			selector: (item) => item.searchStr,
+		})
+
+		let fzfResults = fzf.find(query).map((result) => result.item.original)
+
+		// If fzf doesn't return results for period-prefixed queries, use fallback
+		if (fzfResults.length === 0 && query.startsWith(".")) {
+			// Fallback: exact substring matching
+			const exactMatches = mockFiles.filter((item) => {
+				const searchStr = `${item.path} ${item.label || ""}`
+				return searchStr.toLowerCase().includes(query.toLowerCase())
+			})
+
+			// Sort by relevance
+			exactMatches.sort((a, b) => {
+				const aLabel = (a.label || "").toLowerCase()
+				const bLabel = (b.label || "").toLowerCase()
+				const queryLower = query.toLowerCase()
+
+				// Prioritize exact filename matches
+				if (aLabel === queryLower && bLabel !== queryLower) return -1
+				if (bLabel === queryLower && aLabel !== queryLower) return 1
+
+				// Then prioritize filename starts with query
+				if (aLabel.startsWith(queryLower) && !bLabel.startsWith(queryLower)) return -1
+				if (bLabel.startsWith(queryLower) && !aLabel.startsWith(queryLower)) return 1
+
+				// Finally sort by path length
+				return a.path.length - b.path.length
+			})
+
+			fzfResults = exactMatches
+		}
+
+		// Should find the .rooignore file
+		expect(fzfResults.length).toBeGreaterThan(0)
+		expect(fzfResults[0].path).toBe(".rooignore")
+		expect(fzfResults[0].label).toBe(".rooignore")
+	})
+
+	it("should prioritize exact matches over partial matches", () => {
+		const mockFiles = [
+			{ path: ".rooignore", type: "file" as const, label: ".rooignore" },
+			{ path: "src/.rooignore.backup", type: "file" as const, label: ".rooignore.backup" },
+			{ path: "docs/rooignore-guide.md", type: "file" as const, label: "rooignore-guide.md" },
+		]
+
+		const query = ".rooignore"
+
+		// Simulate fallback search
+		const exactMatches = mockFiles.filter((item) => {
+			const searchStr = `${item.path} ${item.label || ""}`
+			return searchStr.toLowerCase().includes(query.toLowerCase())
+		})
+
+		// Sort by relevance
+		exactMatches.sort((a, b) => {
+			const aLabel = (a.label || "").toLowerCase()
+			const bLabel = (b.label || "").toLowerCase()
+			const queryLower = query.toLowerCase()
+
+			// Prioritize exact filename matches
+			if (aLabel === queryLower && bLabel !== queryLower) return -1
+			if (bLabel === queryLower && aLabel !== queryLower) return 1
+
+			// Then prioritize filename starts with query
+			if (aLabel.startsWith(queryLower) && !bLabel.startsWith(queryLower)) return -1
+			if (bLabel.startsWith(queryLower) && !aLabel.startsWith(queryLower)) return 1
+
+			// Finally sort by path length
+			return a.path.length - b.path.length
+		})
+
+		// The exact match should be first
+		expect(exactMatches.length).toBeGreaterThan(0)
+		expect(exactMatches[0].label).toBe(".rooignore")
+	})
+
+	it("should handle .gitignore searches correctly", () => {
+		const mockFiles = [
+			{ path: ".gitignore", type: "file" as const, label: ".gitignore" },
+			{ path: "src/.gitignore", type: "file" as const, label: ".gitignore" },
+			{ path: "docs/gitignore-examples.md", type: "file" as const, label: "gitignore-examples.md" },
+		]
+
+		const query = ".gitignore"
+
+		// Simulate fallback search
+		const exactMatches = mockFiles.filter((item) => {
+			const searchStr = `${item.path} ${item.label || ""}`
+			return searchStr.toLowerCase().includes(query.toLowerCase())
+		})
+
+		// Sort by relevance
+		exactMatches.sort((a, b) => {
+			const aLabel = (a.label || "").toLowerCase()
+			const bLabel = (b.label || "").toLowerCase()
+			const queryLower = query.toLowerCase()
+
+			// Prioritize exact filename matches
+			if (aLabel === queryLower && bLabel !== queryLower) return -1
+			if (bLabel === queryLower && aLabel !== queryLower) return 1
+
+			// Then prioritize filename starts with query
+			if (aLabel.startsWith(queryLower) && !bLabel.startsWith(queryLower)) return -1
+			if (bLabel.startsWith(queryLower) && !aLabel.startsWith(queryLower)) return 1
+
+			// Finally sort by path length
+			return a.path.length - b.path.length
+		})
+
+		// Should find .gitignore files
+		expect(exactMatches.length).toBeGreaterThan(0)
+		expect(exactMatches.some((result) => result.label === ".gitignore")).toBe(true)
+	})
+})

src/services/search/file-search.ts

@@ -135,7 +135,40 @@ export async function searchWorkspaceFiles(
 		})
 
 		// Get all matching results from fzf
-		const fzfResults = fzf.find(query).map((result) => result.item.original)
+		// The fzf library supports exact matching with quotes, but for queries starting
+		// with special characters like periods, we need to handle them specially.
+		// The issue is that fzf may not handle leading periods well in fuzzy matching.
+		let fzfResults = fzf.find(query).map((result) => result.item.original)
+
+		// If the original query didn't return results and starts with a period,
+		// try alternative search strategies
+		if (fzfResults.length === 0 && query.startsWith(".")) {
+			// Try exact substring matching as a fallback for period-prefixed queries
+			const exactMatches = allItems.filter((item) => {
+				const searchStr = `${item.path} ${item.label || ""}`
+				return searchStr.toLowerCase().includes(query.toLowerCase())
+			})
+
+			// Sort by relevance (exact filename matches first, then path matches)
+			exactMatches.sort((a, b) => {
+				const aLabel = (a.label || "").toLowerCase()
+				const bLabel = (b.label || "").toLowerCase()
+				const queryLower = query.toLowerCase()
+
+				// Prioritize exact filename matches
+				if (aLabel === queryLower && bLabel !== queryLower) return -1
+				if (bLabel === queryLower && aLabel !== queryLower) return 1
+
+				// Then prioritize filename starts with query
+				if (aLabel.startsWith(queryLower) && !bLabel.startsWith(queryLower)) return -1
+				if (bLabel.startsWith(queryLower) && !aLabel.startsWith(queryLower)) return 1
+
+				// Finally sort by path length (shorter paths first)
+				return a.path.length - b.path.length
+			})
+
+			fzfResults = exactMatches.slice(0, limit)
+		}
 
 		// Verify types of the shortest results
 		const verifiedResults = await Promise.all(