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// All other imports are lazy so that single tasks start up fast.
import {
existsSync,
promises,
readFileSync,
readdirSync,
writeFileSync,
} from 'fs';
import gulp from 'gulp';
import {basename, dirname, join, resolve} from 'path';
import {gzipSync} from 'zlib';
const UTF8 = 'utf-8';
const ALL_MODULES = [
'', // 'tinybase'; store and core modules
'omni', // everything
'checkpoints',
'common',
'indexes',
'mergeable-store',
'metrics',
'persisters',
'persisters/persister-automerge',
'persisters/persister-browser',
'persisters/persister-cr-sqlite-wasm',
'persisters/persister-durable-object-storage',
'persisters/persister-durable-object-sql-storage',
'persisters/persister-electric-sql',
'persisters/persister-expo-sqlite',
'persisters/persister-file',
'persisters/persister-indexed-db',
'persisters/persister-libsql',
'persisters/persister-partykit-client',
'persisters/persister-partykit-server',
'persisters/persister-pglite',
'persisters/persister-postgres',
'persisters/persister-powersync',
'persisters/persister-react-native-mmkv',
'persisters/persister-react-native-sqlite',
'persisters/persister-remote',
'persisters/persister-sqlite-bun',
'persisters/persister-sqlite-wasm',
'persisters/persister-sqlite3',
'persisters/persister-yjs',
'queries',
'relationships',
'store',
'synchronizers',
'synchronizers/synchronizer-broadcast-channel',
'synchronizers/synchronizer-local',
'synchronizers/synchronizer-ws-client',
'synchronizers/synchronizer-ws-server-durable-object',
'synchronizers/synchronizer-ws-server-simple',
'synchronizers/synchronizer-ws-server',
'ui-react-dom',
'ui-react-inspector',
'ui-react',
];
const ALL_DEFINITIONS = [
...ALL_MODULES,
'_internal/store',
'_internal/queries',
'_internal/ui-react',
];
const DIST_DIR = 'dist';
const DOCS_DIR = 'docs';
const TMP_DIR = 'tmp';
const LINT_BLOCKS = /```[jt]sx?( [^\n]+)?(\n.*?)```/gms;
const TYPES_DOC_CODE_BLOCKS = /\/\/\/\s*(\S*)(.*?)(?=(\s*\/\/)|(\n\n)|(\n$))/gs;
const TYPES_DOC_BLOCKS = /(\/\*\*.*?\*\/)\s*\/\/\/\s*(\S*)/gs;
const getGlobalName = (module) =>
'TinyBase' +
(module == ''
? ''
: basename(module)
.split('-')
.map((part) => part[0].toUpperCase() + part.slice(1).toLowerCase())
.join(''));
const getPrettierConfig = async () => ({
...JSON.parse(await promises.readFile('.prettierrc', UTF8)),
parser: 'typescript',
});
const allOf = (array, cb) => Promise.all(array.map(cb));
const allModules = (cb) => allOf(ALL_MODULES, cb);
const allDefinitions = (cb) => allOf(ALL_DEFINITIONS, cb);
const clearDir = async (dir = DIST_DIR) => {
try {
await removeDir(dir);
} catch {}
await makeDir(dir);
};
const makeDir = async (dir) => {
try {
await promises.mkdir(dir);
} catch {}
};
const ensureDir = async (fileOrDirectory) => {
await promises.mkdir(dirname(fileOrDirectory), {recursive: true});
return fileOrDirectory;
};
const removeDir = async (dir) => {
await promises.rm(dir, {recursive: true});
};
const forEachDeepFile = (dir, callback, extension = '') =>
forEachDirAndFile(
dir,
(dir) => forEachDeepFile(dir, callback, extension),
(file) => callback(file),
extension,
);
const forEachDirAndFile = (dir, dirCallback, fileCallback, extension = '') =>
readdirSync(dir, {withFileTypes: true}).forEach((entry) => {
const path = resolve(join(dir, entry.name));
if (entry.isDirectory()) {
dirCallback?.(path);
} else if (path.endsWith(extension)) {
fileCallback?.(path);
}
});
const copyWithReplace = async (src, [from, to], dst = src) => {
const file = await promises.readFile(src, UTF8);
await promises.writeFile(dst, file.replace(from, to), UTF8);
};
const gzipFile = async (fileName) =>
await promises.writeFile(
`${fileName}.gz`,
gzipSync(await promises.readFile(fileName, UTF8), {level: 9}),
);
const copyPackageFiles = async (forProd = false) => {
const mins = forProd ? [null, 'min'] : [null];
const schemas = [null, 'with-schemas'];
const json = JSON.parse(await promises.readFile('package.json', UTF8));
delete json.private;
delete json.scripts;
delete json.devEngines;
delete json.devDependencies;
json.main = './index.js';
json.types = './@types/index.d.ts';
json.typesVersions = {'*': {}};
json.exports = {};
mins.forEach((min) => {
ALL_MODULES.forEach((module) => {
schemas.forEach((withSchemas) => {
const pathWithoutSchemas = [min, module]
.filter((part) => part)
.join('/');
const codePathWithoutSchemas =
(pathWithoutSchemas ? '/' : '') + pathWithoutSchemas;
const pathWithSchemas = [min, module, withSchemas]
.filter((part) => part)
.join('/');
const codePathWithSchemas =
(pathWithSchemas ? '/' : '') + pathWithSchemas;
const typesPath = ['.', '@types', module, withSchemas, 'index.d.']
.filter((part) => part)
.join('/');
json.typesVersions['*'][pathWithSchemas ? pathWithSchemas : '.'] = [
typesPath + 'ts',
];
json.exports['.' + codePathWithSchemas] = {
default: {
types: typesPath + 'ts',
default: '.' + codePathWithoutSchemas + '/index.js',
},
};
});
});
});
await promises.writeFile(
join(DIST_DIR, 'package.json'),
JSON.stringify(json, undefined, 2),
UTF8,
);
await promises.copyFile('LICENSE', join(DIST_DIR, 'LICENSE'));
await promises.copyFile('readme.md', join(DIST_DIR, 'readme.md'));
await promises.copyFile('releases.md', join(DIST_DIR, 'releases.md'));
await promises.copyFile('site/guides/15_agents.md', 'agents.md');
await promises.copyFile('agents.md', join(DIST_DIR, 'agents.md'));
};
let labelBlocks;
const getLabelBlocks = async () => {
if (labelBlocks == null) {
labelBlocks = new Map();
await allModules(async (module) => {
[
...(
await promises.readFile(`src/@types/${module}/docs.js`, UTF8)
).matchAll(TYPES_DOC_BLOCKS),
].forEach(([_, block, label]) => {
if (labelBlocks.has(label)) {
throw new Error(`Duplicate label '${label}' in ${module}`);
}
labelBlocks.set(label, block);
});
});
}
return labelBlocks;
};
const copyDefinition = async (dir, module) => {
const labelBlocks = await getLabelBlocks();
// Add easier-to-read with-schemas blocks
const codeBlocks = new Map();
[
...(
await promises.readFile(`src/@types/${module}/index.d.ts`, UTF8)
).matchAll(TYPES_DOC_CODE_BLOCKS),
].forEach(([_, label, code]) => {
const prefix = code.match(/^\n\s*/m)?.[0];
if (prefix) {
codeBlocks.set(
label,
code
.replace(/export type \S+ =\s/, '')
.replace(/export function /, '')
.replaceAll(prefix, prefix + ' * '),
);
}
});
const fileRewrite = (block, addOverrideSnippet) =>
block.replace(TYPES_DOC_CODE_BLOCKS, (_, label, code) => {
if (labelBlocks.has(label)) {
const codeOverride = codeBlocks.get(label);
let block = labelBlocks.get(label);
if (
addOverrideSnippet &&
codeBlocks.has(label) &&
code.includes('<') &&
code.includes('Schema') &&
!codeOverride.endsWith('{')
) {
const prefix = block.match(/^\s+\*$/m)?.[0];
if (prefix) {
const line = '\n' + prefix;
block = block.replace(
/^\s+\*$/m,
`${prefix}${line}` +
' This has schema-based typing.' +
' The following is a simplified representation:' +
`${line}${line} \`\`\`ts override` +
codeOverride.trimEnd() +
`${line} \`\`\`${line}`,
);
}
code = code.replace(/^\s*?\/\/\/.*?\n/gm, '');
}
return block + code;
}
throw `Missing docs label ${label} in ${module}`;
});
await allOf(['', '/with-schemas'], async (extraDir) => {
const definitionFile = await ensureDir(
`${dir}/@types/${module}${extraDir}/index.d.ts`,
);
await promises.writeFile(
definitionFile,
fileRewrite(
await promises.readFile(
`src/@types/${module}${extraDir}/index.d.ts`,
UTF8,
),
extraDir != '',
),
UTF8,
);
});
};
const copyDefinitions = async (dir) => {
await allDefinitions((module) => copyDefinition(dir, module));
};
const execute = async (cmd) => {
const {exec} = await import('child_process');
const {promisify} = await import('util');
try {
await promisify(exec)(cmd);
} catch (e) {
// eslint-disable-next-line no-console
console.error(e);
throw e.stdout;
}
};
const lintCheckFiles = async (dir) => {
const {default: prettier} = await import('prettier');
const prettierConfig = await getPrettierConfig();
const filePaths = [];
['.ts', '.tsx', '.js', '.d.ts'].forEach((extension) =>
forEachDeepFile(dir, (filePath) => filePaths.push(filePath), extension),
);
await allOf(filePaths, async (filePath) => {
const code = await promises.readFile(filePath, UTF8);
if (
!(await prettier.check(code, {...prettierConfig, filepath: filePath}))
) {
writeFileSync(
filePath,
await prettier.format(
code,
{...prettierConfig, filepath: filePath},
UTF8,
),
);
}
});
const {
default: {ESLint},
} = await import('eslint');
const esLint = new ESLint({});
const results = await esLint.lintFiles([dir]);
if (
results.filter((result) => result.errorCount > 0 || result.warningCount > 0)
.length > 0
) {
const formatter = await esLint.loadFormatter();
const errors = await formatter.format(results);
throw errors;
}
};
const lintCheckDocs = async (dir) => {
const {
default: {ESLint},
} = await import('eslint');
const esLint = new ESLint({
overrideConfig: {
rules: {
'no-console': 0,
'react/prop-types': 0,
'react-hooks/rules-of-hooks': 0,
'@typescript-eslint/no-unused-expressions': 0,
'max-len': [
2,
{code: 80, ignorePattern: '^(\\s+\\* )?((im|ex)ports?|// ->)\\W.*'},
],
},
},
});
const {default: prettier} = await import('prettier');
const prettierConfig = await getPrettierConfig();
const docConfig = {...prettierConfig, printWidth: 75};
const filePaths = [];
['.js', '.d.ts'].forEach((extension) =>
forEachDeepFile(dir, (filePath) => filePaths.push(filePath), extension),
);
await allOf(filePaths, async (filePath) => {
const code = await promises.readFile(filePath, UTF8);
await allOf(
[...(code.matchAll(LINT_BLOCKS) ?? [])],
async ([_, hint, docBlock]) => {
if (hint?.trim() == 'override') {
return; // can't lint orphaned TS methods
}
const code = docBlock.replace(/\n +\* ?/g, '\n').trimStart();
let pretty = code;
if (!(await prettier.check(code, docConfig))) {
pretty = await prettier.format(code, docConfig);
writeFileSync(
filePath,
readFileSync(filePath, UTF8).replace(
docBlock,
'\n' +
pretty
.trim()
.split('\n')
.map((line) => (line == '' ? ' *' : ' * ' + line))
.join('\n') +
'\n * ',
),
UTF8,
);
}
const results = await esLint.lintText(pretty);
if (
results.filter(
(result) => result.errorCount > 0 || result.warningCount > 0,
).length > 0
) {
const formatter = await esLint.loadFormatter();
const errors = await formatter.format(results);
throw `${filePath} does not lint:\n${pretty}\n\n${errors}`;
}
},
);
});
};
const spellCheck = (dir, deep = false) =>
execute(`cspell "${dir}/*${deep ? '*' : ''}"`);
const getTsOptions = async (dir) => {
const {default: tsc} = await import('typescript');
return tsc.parseJsonSourceFileConfigFileContent(
tsc.readJsonConfigFile(`${dir}/tsconfig.json`, tsc.sys.readFile),
tsc.sys,
dir,
);
};
const tsCheck = async (dir) => {
const path = await import('path');
const {default: tsc} = await import('typescript');
const {analyzeTsConfig} = await import('ts-unused-exports');
const {fileNames, options} = await getTsOptions(dir);
const results = tsc
.getPreEmitDiagnostics(
tsc.createProgram(
fileNames.filter(
(fileName) => !fileName.startsWith('test/unit/core/types'),
),
options,
),
)
.filter((result) => !result.file?.fileName.includes('/node_modules/'));
if (results.length > 0) {
const resultText = results
.map((result) => {
const {file, messageText, start} = result;
const {line, character} = file.getLineAndCharacterOfPosition(start);
return `${file.fileName}:${line}:${character}\n${JSON.stringify(
messageText,
)}`;
})
.join('\n\n');
throw resultText;
}
const unusedResults = Object.entries(
analyzeTsConfig(`${path.resolve(dir)}/tsconfig.json`, [
'--excludeDeclarationFiles',
'--excludePathsFromReport=' +
'build.ts;ui-react/common.ts;' +
ALL_MODULES.map((module) => `${module}.ts`).join(';'),
]).unusedExports,
)
.map(
([file, exps]) =>
`${file}: ${exps.map((exp) => exp.exportName).join(', ')}`,
)
.join('\n');
if (unusedResults != '') {
throw `Unused exports for ${dir} in: \n${unusedResults}`;
}
};
const compileModule = async (module, dir = DIST_DIR, min = false) => {
const {default: esbuild} = await import('rollup-plugin-esbuild');
const {rollup} = await import('rollup');
const {default: replace} = await import('@rollup/plugin-replace');
const {default: prettierPlugin} = await import('rollup-plugin-prettier');
const {default: shebang} = await import('rollup-plugin-preserve-shebang');
const {default: image} = await import('@rollup/plugin-image');
const {default: terser} = await import('@rollup/plugin-terser');
let inputFile = `src/${module}/index.ts`;
if (!existsSync(inputFile)) {
inputFile += 'x';
}
const inputConfig = {
external: [
'cloudflare:workers',
'expo-sqlite',
'fs',
'fs/promises',
'path',
'prettier/standalone',
'prettier/plugins/estree',
'prettier/plugins/typescript',
'react',
'react-dom',
'react/jsx-runtime',
'url',
'yjs',
...(module == 'omni' ? [] : ['tinybase/store', '../ui-react']),
],
input: inputFile,
plugins: [
esbuild({
target: 'esnext',
legalComments: 'inline',
jsx: 'automatic',
}),
replace({
'/*!': '\n/*',
delimiters: ['', ''],
preventAssignment: true,
...(module == 'omni' ? {} : {'../ui-react/index.ts': '../ui-react'}),
}),
shebang(),
image(),
min
? [terser({toplevel: true, compress: {unsafe: true, passes: 3}})]
: prettierPlugin(await getPrettierConfig()),
],
onwarn: (warning, warn) => {
if (warning.code !== 'MISSING_NODE_BUILTINS') {
warn(warning);
}
},
};
const moduleDir = dirname(await ensureDir(dir + '/' + module + '/-'));
const index = 'index.js';
const outputConfig = {
dir: moduleDir,
entryFileNames: index,
format: 'esm',
interop: 'default',
name: getGlobalName(module),
};
await (await rollup(inputConfig)).write(outputConfig);
// kill me now
const outputFile = join(moduleDir, index);
const outputFiles = [outputFile];
const outputFileWithSchemas = await ensureDir(
join(moduleDir, 'with-schemas', index),
);
outputFiles.push(outputFileWithSchemas);
await copyWithReplace(
outputFile,
['../ui-react', '../../ui-react/with-schemas/' + index],
outputFileWithSchemas,
);
await copyWithReplace(
outputFile,
['../ui-react', '../ui-react/' + index],
outputFile,
);
if (min) {
allOf(outputFiles, (outputFile) => gzipFile(outputFile));
}
};
const test = async (dirs, coverage) => {
const {startVitest} = await import('vitest/node');
await clearDir(TMP_DIR);
const vitest = await startVitest(
'test',
[...dirs],
{watch: false, coverage: {enabled: coverage}},
{},
{watch: false},
);
await vitest.close();
if (vitest.state.getCountOfFailedTests() > 0) {
await removeDir(TMP_DIR);
throw 'Test failed';
}
if (coverage) {
await promises.writeFile(
'coverage.json',
JSON.stringify({
...JSON.parse(await promises.readFile('./tmp/counts.json')),
...JSON.parse(
await promises.readFile('./tmp/coverage/coverage-summary.json'),
).total,
}),
UTF8,
);
}
};
const compileModulesForProd = async () => {
await clearDir(DIST_DIR);
await copyPackageFiles(true);
await copyDefinitions(DIST_DIR);
await allModules(async (module) => {
await compileModule(module, `${DIST_DIR}/`);
await compileModule(module, `${DIST_DIR}/min`, true);
});
};
const compileDocsAndAssets = async (api = true, pages = true) => {
const {default: esbuild} = await import('esbuild');
await makeDir(TMP_DIR);
await esbuild.build({
entryPoints: ['site/build.ts'],
external: ['tinydocs', 'react', '@prettier/sync'],
target: 'esnext',
bundle: true,
outfile: './tmp/build.js',
format: 'esm',
platform: 'node',
});
// eslint-disable-next-line import/no-unresolved
const {build} = await import('./tmp/build.js');
await build(esbuild, DOCS_DIR, api, pages);
await removeDir(TMP_DIR);
};
const npmInstall = () => execute('npm install --legacy-peer-deps');
const npmPublish = () => execute('npm publish');
const {parallel, series} = gulp;
// --
export const preparePackage = copyPackageFiles;
export const compileForTest = async () => {
await clearDir(DIST_DIR);
await copyPackageFiles();
await copyDefinitions(DIST_DIR);
await allModules(async (module) => {
await compileModule(module, DIST_DIR);
});
};
export const compileForTestInspectorOnly = async () => {
await compileModule('ui-react-inspector', DIST_DIR);
};
export const lintFiles = async () => {
await lintCheckFiles('src');
await lintCheckFiles('test');
await lintCheckFiles('site');
};
export const lintDocs = () => lintCheckDocs('src');
export const lint = series(lintDocs, lintFiles);
export const spell = async () => {
await spellCheck('.');
await spellCheck('src', true);
await spellCheck('test', true);
await spellCheck('site', true);
};
export const ts = async () => {
await tsCheck('src');
await tsCheck('test');
await tsCheck('site');
};
export const compileForProd = () => compileModulesForProd();
export const testUnit = async () => {
await test(['test/unit'], true);
};
export const testBun = () =>
execute(
'bun test ' +
'test/unit/persisters/database ' +
'test/unit/core/documentation.test.ts',
);
export const testUnitFast = async () => {
await test(['test/unit/core'], true);
};
export const compileAndTestUnit = series(compileForTest, testUnit);
export const compileAndTestUnitFast = series(compileForTest, testUnitFast);
export const testPerf = async () => {
await test(['test/perf']);
};
export const compileAndTestPerf = series(compileForTest, testPerf);
export const compileDocsPagesOnly = () => compileDocsAndAssets(false);
export const compileDocsAssetsOnly = () => compileDocsAndAssets(false, false);
export const compileDocs = () => compileDocsAndAssets();
export const compileForProdAndDocs = series(compileForProd, compileDocs);
export const testE2e = () => test(['test/e2e']);
export const compileAndTestE2e = series(compileForProdAndDocs, testE2e);
export const testProd = async () => {
await execute('attw --pack dist --format table-flipped --profile esm-only');
await test(['test/prod']);
};
export const compileAndTestProd = series(compileForProdAndDocs, testProd);
export const serveDocs = async () => {
const {createTestServer} = await import('./test/server.mjs');
createTestServer(DOCS_DIR, '8080');
};
export const preCommit = series(
parallel(lint, spell, ts),
compileForTest,
testBun,
testUnit,
compileForProd,
);
export const prePublishPackage = series(
npmInstall,
compileForTest,
parallel(lint, spell, ts),
testBun,
testUnit,
testPerf,
compileForProd,
testProd,
compileDocs,
testE2e,
);
export const publishPackage = series(prePublishPackage, npmPublish);