chore(vendor): import pi 1.3.0

Imported as a linear vendor commit so forge rebases do not replay the upstream root tree.

git-subtree-dir: third_party/pi

git-subtree-split: 71023aec1546d6d677a65669c5665c0927ce0dd0

third_party/pi/packages/coding-agent/test/output-pad.test.ts

@@ -0,0 +1,94 @@
+import { type Component, TuiMainScreen } from "@earendil-works/pi-tui";
+import { Type } from "typebox";
+import { afterAll, beforeAll, describe, expect, test } from "vitest";
+import { VirtualTerminal } from "../../tui/test/virtual-terminal.ts";
+import type { ToolDefinition } from "../src/core/extensions/types.ts";
+import { createEditToolDefinition } from "../src/core/tools/edit.ts";
+import { BashExecutionComponent } from "../src/modes/interactive/components/bash-execution.ts";
+import { CompactionSummaryMessageComponent } from "../src/modes/interactive/components/compaction-summary-message.ts";
+import { ToolExecutionComponent } from "../src/modes/interactive/components/tool-execution.ts";
+import { initTheme } from "../src/modes/interactive/theme/theme.ts";
+import { stripAnsi } from "../src/utils/ansi.ts";
+
+const ui = new TuiMainScreen(new VirtualTerminal(80, 24));
+
+const tool: ToolDefinition = {
+	name: "custom_tool",
+	label: "custom_tool",
+	description: "custom tool",
+	parameters: Type.Any(),
+	execute: async () => ({ content: [{ type: "text", text: "ok" }], details: {} }),
+};
+
+type OutputPaddedComponent = Component & { setOutputPad(outputPad: number): void };
+
+/** Text lines without ANSI codes or trailing fill. Blank lines and full-width borders are skipped. */
+function renderLines(component: Component): string[] {
+	return component
+		.render(60)
+		.map((line) => stripAnsi(line).trimEnd())
+		.filter((line) => /[\w$(]/.test(line));
+}
+
+function createTool(definition: ToolDefinition | undefined, outputPad: number): ToolExecutionComponent {
+	const component = new ToolExecutionComponent("custom_tool", "id", {}, { outputPad }, definition, ui, "/");
+	component.updateResult({ content: [{ type: "text", text: "ok" }], isError: false });
+	return component;
+}
+
+const components: Array<{ name: string; create: (outputPad: number) => OutputPaddedComponent }> = [
+	{
+		name: "bash execution",
+		create: (outputPad) => {
+			const component = new BashExecutionComponent("pwd", ui, false, outputPad);
+			component.appendOutput("/tmp");
+			component.setComplete(1, false);
+			return component;
+		},
+	},
+	{ name: "tool execution", create: (outputPad) => createTool(tool, outputPad) },
+	{ name: "tool execution without a definition", create: (outputPad) => createTool(undefined, outputPad) },
+	{
+		name: "self-rendered edit result",
+		create: (outputPad) => {
+			const component = new ToolExecutionComponent(
+				"edit",
+				"id",
+				{ path: "file.txt", edits: [{ oldText: "old", newText: "new" }] },
+				{ outputPad },
+				createEditToolDefinition("/"),
+				ui,
+				"/",
+			);
+			component.updateResult({ content: [{ type: "text", text: "Could not find old text" }], isError: true });
+			return component;
+		},
+	},
+	{
+		name: "compaction summary",
+		create: (outputPad) =>
+			new CompactionSummaryMessageComponent(
+				{ role: "compactionSummary", summary: "summary", tokensBefore: 10, timestamp: 0 },
+				undefined,
+				outputPad,
+			),
+	},
+];
+
+describe("outputPad", () => {
+	beforeAll(() => {
+		initTheme("dark");
+	});
+
+	afterAll(() => {
+		ui.stop();
+	});
+
+	test.each(components)("$name renders at outputPad 0 and 1", ({ create }) => {
+		const component = create(0);
+		const lines = renderLines(component);
+		expect(lines.filter((line) => line.startsWith(" "))).toEqual([]);
+		component.setOutputPad(1);
+		expect(renderLines(component)).toEqual(lines.map((line) => ` ${line}`));
+	});
+});