fix(coding-agent): parse quoted import paths and missing files

packages/coding-agent/src/modes/interactive/interactive-mode.ts

@@ -47,7 +47,7 @@ import {
 	VERSION,
 } from "../../config.js";
 import { type AgentSession, type AgentSessionEvent, parseSkillBlock } from "../../core/agent-session.js";
-import type { AgentSessionRuntime } from "../../core/agent-session-runtime.js";
+import { type AgentSessionRuntime, SessionImportFileNotFoundError } from "../../core/agent-session-runtime.js";
 import type {
 	ExtensionContext,
 	ExtensionRunner,
@@ -2278,12 +2278,12 @@ export class InteractiveMode {
 				await this.handleModelCommand(searchTerm);
 				return;
 			}
-			if (text.startsWith("/export")) {
+			if (text === "/export" || text.startsWith("/export ")) {
 				await this.handleExportCommand(text);
 				this.editor.setText("");
 				return;
 			}
-			if (text.startsWith("/import")) {
+			if (text === "/import" || text.startsWith("/import ")) {
 				await this.handleImportCommand(text);
 				this.editor.setText("");
 				return;
@@ -4353,8 +4353,7 @@ export class InteractiveMode {
 	}
 
 	private async handleExportCommand(text: string): Promise<void> {
-		const parts = text.split(/\s+/);
-		const outputPath = parts.length > 1 ? parts[1] : undefined;
+		const outputPath = this.getPathCommandArgument(text, "/export");
 
 		try {
 			if (outputPath?.endsWith(".jsonl")) {
@@ -4369,13 +4368,41 @@ export class InteractiveMode {
 		}
 	}
 
+	private getPathCommandArgument(text: string, command: "/export" | "/import"): string | undefined {
+		if (text === command) {
+			return undefined;
+		}
+		if (!text.startsWith(`${command} `)) {
+			return undefined;
+		}
+
+		const argsString = text.slice(command.length + 1).trimStart();
+		if (!argsString) {
+			return undefined;
+		}
+
+		const firstChar = argsString[0];
+		if (firstChar === '"' || firstChar === "'") {
+			const closingQuoteIndex = argsString.indexOf(firstChar, 1);
+			if (closingQuoteIndex < 0) {
+				return undefined;
+			}
+			return argsString.slice(1, closingQuoteIndex);
+		}
+
+		const firstWhitespaceIndex = argsString.search(/\s/);
+		if (firstWhitespaceIndex < 0) {
+			return argsString;
+		}
+		return argsString.slice(0, firstWhitespaceIndex);
+	}
+
 	private async handleImportCommand(text: string): Promise<void> {
-		const parts = text.split(/\s+/);
-		if (parts.length < 2 || !parts[1]) {
+		const inputPath = this.getPathCommandArgument(text, "/import");
+		if (!inputPath) {
 			this.showError("Usage: /import <path.jsonl>");
 			return;
 		}
-		const inputPath = parts[1];
 
 		const confirmed = await this.showExtensionConfirm("Import session", `Replace current session with ${inputPath}?`);
 		if (!confirmed) {
@@ -4414,6 +4441,10 @@ export class InteractiveMode {
 				this.showStatus(`Session imported from: ${inputPath}`);
 				return;
 			}
+			if (error instanceof SessionImportFileNotFoundError) {
+				this.showError(`Failed to import session: ${error.message}`);
+				return;
+			}
 			await this.handleFatalRuntimeError("Failed to import session", error);
 		}
 	}