Initial commit

This commit is contained in:
Zhongwei Li
2025-11-30 08:42:18 +08:00
commit 561327d170
6 changed files with 456 additions and 0 deletions

16
hooks/hooks.json Normal file
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{
"hooks": {
"PostToolUse": [
{
"matcher": "Read|Write|Edit|MultiEdit",
"hooks": [
{
"type": "command",
"command": "bun run ${CLAUDE_PLUGIN_ROOT}/hooks/validate-plugin.ts",
"timeout": 30
}
]
}
]
}
}

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import { describe, expect, test } from "bun:test";
import { findPluginRoot, isPluginFile, processHook } from "./validate-plugin";
describe("isPluginFile", () => {
test("returns true for marketplace.json", () => {
expect(isPluginFile("marketplace.json")).toBe(true);
});
test("returns true for plugin.json", () => {
expect(isPluginFile("plugin.json")).toBe(true);
});
test("returns true for hooks.json", () => {
expect(isPluginFile("hooks.json")).toBe(true);
});
test("returns false for package.json", () => {
expect(isPluginFile("package.json")).toBe(false);
});
test("returns false for index.ts", () => {
expect(isPluginFile("index.ts")).toBe(false);
});
test("returns false for random.json", () => {
expect(isPluginFile("random.json")).toBe(false);
});
});
describe("findPluginRoot", () => {
const MARKETPLACE_ROOT = "/Users/nathanvale/code/side-quest-marketplace";
const GIT_PLUGIN_ROOT = `${MARKETPLACE_ROOT}/plugins/git`;
test("finds root for file in .claude-plugin/", () => {
const result = findPluginRoot(
`${GIT_PLUGIN_ROOT}/.claude-plugin/plugin.json`,
);
expect(result).toBe(GIT_PLUGIN_ROOT);
});
test("finds root for marketplace.json in .claude-plugin/", () => {
const result = findPluginRoot(
`${MARKETPLACE_ROOT}/.claude-plugin/marketplace.json`,
);
expect(result).toBe(MARKETPLACE_ROOT);
});
test("finds root for hooks.json in hooks/ subdirectory", () => {
const result = findPluginRoot(`${GIT_PLUGIN_ROOT}/hooks/hooks.json`);
expect(result).toBe(GIT_PLUGIN_ROOT);
});
test("returns null for file with no plugin root", () => {
const result = findPluginRoot("/tmp/some/random/hooks.json");
expect(result).toBeNull();
});
test("returns null for non-plugin file", () => {
// findPluginRoot still searches for plugin root even for non-plugin filenames
// The isPluginFile check happens before calling findPluginRoot
const result = findPluginRoot(`${GIT_PLUGIN_ROOT}/package.json`);
expect(result).toBeNull();
});
});
describe("processHook", () => {
const MARKETPLACE_ROOT = "/Users/nathanvale/code/side-quest-marketplace";
const GIT_PLUGIN_ROOT = `${MARKETPLACE_ROOT}/plugins/git`;
test("passes through when no file_path", async () => {
const result = await processHook({});
expect(result.status).toBe("pass");
});
test("passes through when tool_input is empty", async () => {
const result = await processHook({ tool_input: {} });
expect(result.status).toBe("pass");
});
test("passes through for non-plugin files", async () => {
const result = await processHook({
tool_input: { file_path: `${MARKETPLACE_ROOT}/package.json` },
});
expect(result.status).toBe("pass");
});
test("passes through for TypeScript files", async () => {
const result = await processHook({
tool_input: {
file_path: `${GIT_PLUGIN_ROOT}/hooks/git-context-loader.ts`,
},
});
expect(result.status).toBe("pass");
});
test("validates and passes for valid marketplace.json", async () => {
const result = await processHook({
tool_input: {
file_path: `${MARKETPLACE_ROOT}/.claude-plugin/marketplace.json`,
},
});
expect(result.status).toBe("pass");
});
test("validates and passes for valid plugin.json", async () => {
const result = await processHook({
tool_input: {
file_path: `${GIT_PLUGIN_ROOT}/.claude-plugin/plugin.json`,
},
});
expect(result.status).toBe("pass");
});
test("validates and passes for valid hooks.json", async () => {
const result = await processHook({
tool_input: { file_path: `${GIT_PLUGIN_ROOT}/hooks/hooks.json` },
});
expect(result.status).toBe("pass");
});
test("fails for invalid plugin.json", async () => {
// Create a temporary invalid plugin
const tempDir = "/tmp/test-invalid-plugin";
await Bun.$`mkdir -p ${tempDir}/.claude-plugin`;
await Bun.write(
`${tempDir}/.claude-plugin/plugin.json`,
'{"version": "1.0.0"}',
);
const result = await processHook({
tool_input: { file_path: `${tempDir}/.claude-plugin/plugin.json` },
});
expect(result.status).toBe("fail");
expect(result.message).toContain("name");
expect(result.message).toContain("Required");
// Cleanup
await Bun.$`rm -rf ${tempDir}`;
});
test("fails for invalid marketplace.json", async () => {
// Create a temporary invalid marketplace
const tempDir = "/tmp/test-invalid-marketplace";
await Bun.$`mkdir -p ${tempDir}/.claude-plugin`;
await Bun.write(
`${tempDir}/.claude-plugin/marketplace.json`,
'{"name": "test", "plugins": []}',
);
const result = await processHook({
tool_input: { file_path: `${tempDir}/.claude-plugin/marketplace.json` },
});
expect(result.status).toBe("fail");
expect(result.message).toContain("owner");
expect(result.message).toContain("Required");
// Cleanup
await Bun.$`rm -rf ${tempDir}`;
});
test("passes through for non-existent file", async () => {
const result = await processHook({
tool_input: { file_path: "/tmp/does-not-exist/plugin.json" },
});
expect(result.status).toBe("pass");
});
test("passes through when plugin root not found", async () => {
// Create a hooks.json file without a .claude-plugin parent
const tempDir = "/tmp/test-no-plugin-root";
await Bun.$`mkdir -p ${tempDir}/hooks`;
await Bun.write(`${tempDir}/hooks/hooks.json`, "{}");
const result = await processHook({
tool_input: { file_path: `${tempDir}/hooks/hooks.json` },
});
expect(result.status).toBe("pass");
// Cleanup
await Bun.$`rm -rf ${tempDir}`;
});
test("fails with warnings for plugin missing optional fields", async () => {
// Create a valid plugin with only required fields (missing version, description, author)
const tempDir = "/tmp/test-plugin-with-warnings";
await Bun.$`mkdir -p ${tempDir}/.claude-plugin`;
await Bun.write(
`${tempDir}/.claude-plugin/plugin.json`,
'{"name": "test-plugin"}',
);
const result = await processHook({
tool_input: { file_path: `${tempDir}/.claude-plugin/plugin.json` },
});
// Warnings cause fail so user sees the message (Claude Code ignores messages on pass)
expect(result.status).toBe("fail");
expect(result.message).toContain("warning");
expect(result.message).toContain("version");
// Cleanup
await Bun.$`rm -rf ${tempDir}`;
});
});

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hooks/validate-plugin.ts Executable file
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#!/usr/bin/env bun
/**
* PostToolUse hook to validate plugin files after Edit/Write operations.
* Validates: marketplace.json, plugin.json, hooks.json
*
* Input: JSON via stdin with tool_input.file_path
* Output: JSON with pass/fail status
*/
import { existsSync } from "node:fs";
import { basename, dirname } from "node:path";
import { spawn } from "bun";
// --- Types ---
export interface HookInput {
tool_input?: {
file_path?: string;
};
}
export interface HookResult {
status: "pass" | "fail";
message?: string;
}
// --- Constants ---
const PLUGIN_FILES = new Set(["marketplace.json", "plugin.json", "hooks.json"]);
// --- Exported Functions (for testing) ---
/**
* Check if a filename is a plugin-related file that should be validated
*/
export function isPluginFile(filename: string): boolean {
return PLUGIN_FILES.has(filename);
}
/**
* Find the plugin root directory by walking up from the file path
* Returns the directory containing .claude-plugin/
*/
export function findPluginRoot(filePath: string): string | null {
const filename = basename(filePath);
const dir = dirname(filePath);
// If file is inside .claude-plugin/, the parent is the plugin root
if (basename(dir) === ".claude-plugin") {
return dirname(dir);
}
// For hooks.json or plugin.json outside .claude-plugin, walk up to find it
if (filename === "plugin.json" || filename === "hooks.json") {
let searchDir = dir;
while (searchDir !== "/") {
if (existsSync(`${searchDir}/.claude-plugin`)) {
return searchDir;
}
searchDir = dirname(searchDir);
}
}
return null;
}
/**
* Run claude plugin validate on a directory
* Returns the validation output, whether it passed, and whether there are warnings
*/
export async function runValidation(
pluginRoot: string,
): Promise<{ passed: boolean; hasWarnings: boolean; output: string }> {
const proc = spawn({
cmd: ["claude", "plugin", "validate", pluginRoot],
stdout: "pipe",
stderr: "pipe",
});
const exitCode = await proc.exited;
const stdout = await new Response(proc.stdout).text();
const stderr = await new Response(proc.stderr).text();
const output = `${stdout}${stderr}`.trim();
// Check if validation passed (exit code 0 or output contains "Validation passed")
const passed = exitCode === 0 || output.includes("Validation passed");
// Check if there are warnings
const hasWarnings = output.includes("warning");
return { passed, hasWarnings, output };
}
/**
* Process the hook input and return the result
*/
export async function processHook(input: HookInput): Promise<HookResult> {
const filePath = input.tool_input?.file_path;
// No file path - pass through
if (!filePath) {
return { status: "pass" };
}
const filename = basename(filePath);
// Not a plugin file - pass through
if (!isPluginFile(filename)) {
return { status: "pass" };
}
// File doesn't exist (might have been deleted) - pass through
if (!existsSync(filePath)) {
return { status: "pass" };
}
// Find the plugin root
const pluginRoot = findPluginRoot(filePath);
// Couldn't find plugin root - pass through
if (!pluginRoot) {
return { status: "pass" };
}
// Run validation
const { passed, hasWarnings, output } = await runValidation(pluginRoot);
if (passed) {
// Fail on warnings to ensure user sees them (Claude Code ignores messages on pass)
if (hasWarnings) {
return {
status: "fail",
message: `Plugin validation has warnings:\n\n${output}\n\nFix warnings or ignore to continue.`,
};
}
return { status: "pass" };
}
return {
status: "fail",
message: `Plugin validation failed:\n\n${output}\n\nPlease fix the issues before continuing.`,
};
}
// --- Main ---
async function main() {
try {
// Read input from stdin
const inputText = await Bun.stdin.text();
const input: HookInput = inputText ? JSON.parse(inputText) : {};
// Process and output result
const result = await processHook(input);
console.log(JSON.stringify(result));
} catch (_error) {
// On any error, pass through to avoid blocking the user
console.log(JSON.stringify({ status: "pass" }));
}
}
// Only run main when executed directly, not when imported for tests
if (import.meta.main) {
main();
}