Files
deepseek-harness/scripts/verify-client-packages.ts
T

894 lines
37 KiB
TypeScript

/**
* Verify client package modes, the synchronous browser module-request graph, and package-asset publication.
*/
import { globSync, readFileSync, writeFileSync } from 'node:fs'
import { dirname, posix, resolve, sep } from 'node:path'
import { pathToFileURL } from 'node:url'
import { transform } from 'lightningcss'
import ts from 'typescript'
import {
PACKAGE_ASSET_EXPORT,
PACKAGE_ASSET_EXPORT_TARGET,
PACKAGE_ASSET_FILES_ENTRY,
packageAssetMediaType,
} from '../packages/client/modules/src/assets.ts'
import { TypeScriptProject } from './ts-project.ts'
const GATE = 'verify-client-packages'
const CLIENT_MANIFEST_GLOB = 'packages/client/*/package.json'
const MANIFEST_GLOBS = ['packages/*/*/package.json', 'apps/*/package.json', 'vendor/*/package.json']
const CONFIG_GLOB = 'packages/*/*/tsdown.config.ts'
const PLATFORM_SOURCE = 'packages/client/web/src/platform.ts'
const PARSER_PRELOAD_SOURCE = 'packages/client/modules/src/index.ts'
const STATIC_PRESET_SOURCE = 'packages/client/tsdown.client.ts'
const CORDIS = '@deepseek-ai/cordis'
/** Stylesheet requests the dynamic build preset compiles: CSS Modules, global sheets, and `?inline` text. */
const STYLESHEET_REQUEST = /\.css(?:\?inline)?$/u
const INLINE_STYLESHEET_QUERY = /\?inline$/u
/** One source location whose reference makes the dynamic build preset emit a package asset. */
export interface AssetReference {
/** Repository-relative, `/`-separated source or stylesheet path. */
readonly file: string
/** The JSON-quoted module specifier, or `url("<value>")` for a stylesheet reference. */
readonly reference: string
}
/** One workspace package's browser-module declaration. */
export interface ClientDeclaration {
readonly name: string
readonly manifest: string
readonly dynamic: boolean
/** String `dsh.client.platform`; undefined without a row or a string platform. */
readonly platform: string | undefined
readonly external: readonly string[]
readonly runtimeSourceUses: Readonly<Record<string, readonly string[]>>
/** Exact runtime specifiers used to validate `dsh.client.external` declarations. */
readonly runtimeSourceSpecifiers: Readonly<Record<string, readonly string[]>>
/** Informational package dependencies declared by the row. */
readonly inject: readonly string[]
/** Raw `exports["./assets/*"]` value; undefined when the manifest declares no such subpath. */
readonly assetExport: unknown
/**
* Package-asset references in a dynamic Web row's Client sources under `src/` and in the package stylesheets they
* import, sorted by file and then reference; empty for every other package.
*/
readonly assetReferences: readonly AssetReference[]
}
/** One package directly under packages/client. */
export interface ClientPackage extends ClientDeclaration {
readonly staticLinked: boolean
readonly sourceUses: Readonly<Record<string, readonly string[]>>
readonly dependencies: Readonly<Record<string, string>>
readonly peerDependencies: Readonly<Record<string, string>>
readonly devDependencies: Readonly<Record<string, string>>
}
/** Complete source-plane input to the client package verifier. */
export interface ClientPackageFacts {
readonly packages: readonly ClientPackage[]
readonly declarations: readonly ClientDeclaration[]
readonly staticLinkedPackages: ReadonlySet<string>
readonly platformModules: readonly string[]
readonly preloadedExternals: readonly string[]
readonly parserPreloadIds: readonly string[]
readonly malformed: readonly string[]
}
/** Result of reading every workspace browser-module declaration. */
export interface ClientDeclarations {
readonly declarations: ClientDeclaration[]
readonly malformed: string[]
}
/**
* Collect bare packages referenced by one production source file.
* @param path - File path used to select TypeScript's parser mode.
* @param source - Source text to inspect.
* @returns Bare package names referenced by imports, declarations, or JSX.
*/
export function collectSourcePackageUses(path: string, source: string): Set<string> {
const sourceFile = ts.createSourceFile(path, source, ts.ScriptTarget.Latest, true)
return collectSourceFileUses(sourceFile, false, 'package')
}
/**
* Collect bare packages whose values one production source file reaches at runtime.
* @param path - File path used to select TypeScript's parser mode.
* @param source - Source text to inspect.
* @returns Bare package names retained by runtime imports, exports, requires, or JSX.
*/
export function collectRuntimeSourcePackageUses(path: string, source: string): Set<string> {
const sourceFile = ts.createSourceFile(path, source, ts.ScriptTarget.Latest, true)
return collectSourceFileUses(sourceFile, true, 'package')
}
/**
* Collect exact bare specifiers retained by one production source file.
* @param path - File path used to select TypeScript's parser mode.
* @param source - Source text to inspect.
* @returns Exact specifiers retained by runtime imports, exports, requires, or JSX.
*/
export function collectRuntimeSourceSpecifiers(path: string, source: string): Set<string> {
const sourceFile = ts.createSourceFile(path, source, ts.ScriptTarget.Latest, true)
return collectSourceFileUses(sourceFile, true, 'specifier')
}
/**
* Collect relative module specifiers used to follow one source entry's local closure.
* @param path - File path used to select TypeScript's parser mode.
* @param source - Source text to inspect.
* @returns Relative imports, exports, requires, and import types.
*/
export function collectLocalSourceSpecifiers(path: string, source: string): Set<string> {
const sourceFile = ts.createSourceFile(path, source, ts.ScriptTarget.Latest, true)
return collectSourceFileUses(sourceFile, false, 'local')
}
/**
* Collect local module specifiers retained by one production source file.
* @param path - File path used to select TypeScript's parser mode.
* @param source - Source text to inspect.
* @param includeRootRelative - Include absolute paths, such as Vite's Web-root imports.
* @returns Local imports, exports, and requires that survive compilation.
*/
export function collectRuntimeLocalSourceSpecifiers(path: string, source: string, includeRootRelative = false): Set<string> {
const sourceFile = ts.createSourceFile(path, source, ts.ScriptTarget.Latest, true)
return collectSourceFileUses(sourceFile, true, 'local', includeRootRelative)
}
/**
* Collect package-asset module specifiers retained by one production source file.
* @param path - File path used to select TypeScript's parser mode.
* @param source - Source text to inspect.
* @returns Relative runtime imports, re-exports, and requires whose extension has a package-asset media type.
*/
export function collectSourceAssetSpecifiers(path: string, source: string): Set<string> {
const sourceFile = ts.createSourceFile(path, source, ts.ScriptTarget.Latest, true)
return new Set([...collectSourceFileUses(sourceFile, true, 'local')].filter(isAssetSpecifier))
}
function isAssetSpecifier(specifier: string): boolean {
return packageAssetMediaType(specifier) !== undefined
}
/**
* Collect the relative `url()` values of one stylesheet, which the dynamic build preset resolves to package assets.
* @param path - Stylesheet path; a `.module.css` name enables CSS Modules syntax, as in the build preset.
* @param source - Stylesheet text.
* @returns `url()` values in source order, excluding empty values, fragments, root-relative paths, and URLs with a
* scheme such as `data:` or `https:`.
* @throws when lightningcss cannot parse the stylesheet; the message names `path`.
*/
export function collectStylesheetAssetUrls(path: string, source: string): string[] {
const urls: string[] = []
try {
transform({
filename: path,
code: Buffer.from(source),
cssModules: path.endsWith('.module.css'),
visitor: {
Url(url) {
if (isRelativeStylesheetUrl(url.url)) urls.push(url.url)
},
},
})
} catch (error) {
throw new Error(
GATE + ': cannot parse stylesheet ' + path + ': ' + (error instanceof Error ? error.message : String(error)),
{ cause: error },
)
}
return urls
}
function isRelativeStylesheetUrl(url: string): boolean {
return url !== '' && !url.startsWith('#') && !url.startsWith('/') && !/^[a-z][a-z\d+.-]*:/iu.test(url)
}
/**
* Read package-asset references from the package stylesheets that Client sources import. The dynamic build preset
* compiles exactly these stylesheets; a stylesheet no Client source imports, such as a copied static payload, keeps
* its `url()` values unchanged.
* @param root - Absolute repository root.
* @param packageDirectory - Repository-relative, `/`-separated package directory.
* @param importers - Repository-relative, `/`-separated Client source paths and their runtime local module specifiers.
* @returns Imported `.css` and `.css?inline` stylesheets under the package's `src/`, in path order, and their references.
*/
export function readStylesheetAssetReferences(
root: string,
packageDirectory: string,
importers: ReadonlyMap<string, Iterable<string>>,
): { readonly stylesheets: readonly string[]; readonly references: readonly AssetReference[] } {
const sourcePrefix = packageDirectory + '/src/'
const imported = new Set<string>()
for (const [file, specifiers] of importers) {
for (const specifier of specifiers) {
if (!specifier.startsWith('.') || !STYLESHEET_REQUEST.test(specifier)) continue
const stylesheet = posix.join(posix.dirname(file), specifier.replace(INLINE_STYLESHEET_QUERY, ''))
if (stylesheet.startsWith(sourcePrefix)) imported.add(stylesheet)
}
}
const stylesheets = [...imported].sort()
return {
stylesheets,
references: stylesheets.flatMap(file =>
collectStylesheetAssetUrls(file, readFileSync(resolve(root, file), 'utf8'))
.map(url => ({ file, reference: 'url(' + JSON.stringify(url) + ')' }))),
}
}
function importCarriesRuntimeValue(node: ts.ImportDeclaration): boolean {
const clause = node.importClause
if (clause === undefined) return true
if (clause.phaseModifier === ts.SyntaxKind.TypeKeyword) return false
const bindings = clause.namedBindings
return clause.name !== undefined
|| bindings === undefined
|| ts.isNamespaceImport(bindings)
|| bindings.elements.length === 0
|| bindings.elements.some(element => !element.isTypeOnly)
}
function exportCarriesRuntimeValue(node: ts.ExportDeclaration): boolean {
if (node.isTypeOnly) return false
const clause = node.exportClause
if (clause === undefined || ts.isNamespaceExport(clause)) return true
return clause.elements.length === 0 || clause.elements.some(element => !element.isTypeOnly)
}
function collectSourceFileUses(
sourceFile: ts.SourceFile,
runtimeOnly: boolean,
key: 'local' | 'package' | 'specifier',
includeRootRelative = false,
): Set<string> {
const uses = new Set<string>()
const add = (specifier: ts.Expression | undefined): void => {
if (specifier === undefined || !ts.isStringLiteralLike(specifier)) return
if (key === 'local') {
if (specifier.text.startsWith('.') || includeRootRelative && specifier.text.startsWith('/')) uses.add(specifier.text)
return
}
if (!isBareSpecifier(specifier.text)) return
uses.add(key === 'package' ? packageNameOf(specifier.text) : specifier.text)
}
const visit = (node: ts.Node): void => {
if (ts.isImportDeclaration(node)) {
if (!runtimeOnly || importCarriesRuntimeValue(node)) add(node.moduleSpecifier)
} else if (ts.isExportDeclaration(node)) {
if (!runtimeOnly || exportCarriesRuntimeValue(node)) add(node.moduleSpecifier)
} else if (ts.isImportEqualsDeclaration(node) && ts.isExternalModuleReference(node.moduleReference)) {
if (!runtimeOnly || !node.isTypeOnly) add(node.moduleReference.expression)
} else if (!runtimeOnly && ts.isImportTypeNode(node) && ts.isLiteralTypeNode(node.argument)) {
add(node.argument.literal)
} else if (ts.isCallExpression(node)
&& (node.expression.kind === ts.SyntaxKind.ImportKeyword
|| ts.isIdentifier(node.expression) && node.expression.text === 'require')) {
add(node.arguments[0])
} else if (!runtimeOnly && key !== 'local' && ts.isModuleDeclaration(node) && ts.isStringLiteral(node.name)) {
add(node.name)
} else if (key !== 'local'
&& (ts.isJsxElement(node) || ts.isJsxSelfClosingElement(node) || ts.isJsxFragment(node))) {
uses.add('react')
}
ts.forEachChild(node, visit)
}
visit(sourceFile)
return uses
}
/**
* Read browser-module declarations from workspace manifests.
* @param root - Absolute repository root.
* @returns Declarations and malformed dsh.client fields.
*/
export function readClientDeclarations(root: string): ClientDeclarations {
const malformed: string[] = []
const declarations = globSync(MANIFEST_GLOBS, { cwd: root })
.map(normalizePath)
.sort()
.flatMap(path => readDeclaration(root, path, malformed) ?? [])
return { declarations, malformed }
}
/**
* Return every client package policy violation.
* @param facts - Package modes, manifests, source uses, package-asset references, and platform module lists.
* @returns Stable self-contained diagnostics.
*/
export function collectClientPackageViolations(facts: ClientPackageFacts): string[] {
return [
...facts.malformed,
...collectModeViolations(facts),
...collectModuleViolations(facts),
...collectAssetViolations(facts),
].sort((left, right) => left.localeCompare(right))
}
interface ManifestDocument {
readonly path: string
readonly manifest: Manifest
changed: boolean
}
/**
* Repair malformed or redundant `dsh.client` declaration entries.
* @param root - Absolute repository root.
* @param facts - Facts used by the verification pass.
* @returns Repository-relative manifests written by the fixer.
*/
export function fixClientPackageManifests(root: string, facts: ClientPackageFacts): string[] {
const documents = new Map<string, ManifestDocument>()
const document = (path: string): ManifestDocument => {
const cached = documents.get(path)
if (cached !== undefined) return cached
const loaded: ManifestDocument = {
path,
manifest: JSON.parse(readFileSync(resolve(root, path), 'utf8')) as Manifest,
changed: false,
}
documents.set(path, loaded)
return loaded
}
const baseline = new Set([...facts.platformModules, ...facts.preloadedExternals])
for (const declaration of facts.declarations.filter(entry => entry.dynamic)) {
const target = document(declaration.manifest)
const dsh = isRecord(target.manifest.dsh) ? target.manifest.dsh : undefined
const client = isRecord(dsh?.client) ? dsh.client : undefined
if (client === undefined) continue
target.changed = normalizeClientArray(client, 'inject', () => false) || target.changed
target.changed = normalizeClientArray(
client,
'external',
value => baseline.has(value) || rowPackageOf(value, new Set([declaration.name])) === declaration.name,
) || target.changed
}
const changed = [...documents.values()].filter(target => target.changed).sort((left, right) =>
left.path.localeCompare(right.path))
for (const target of changed) {
writeFileSync(resolve(root, target.path), JSON.stringify(target.manifest, null, 2) + '\n')
}
return changed.map(target => target.path)
}
function normalizeClientArray(
client: Record<string, unknown>,
field: 'external' | 'inject',
remove: (value: string) => boolean,
): boolean {
const value = client[field]
if (!Array.isArray(value) || value.some(entry => typeof entry !== 'string')) return false
const seen = new Set<string>()
const normalized = value.filter((entry: string) => {
if (entry === '' || seen.has(entry) || remove(entry)) return false
seen.add(entry)
return true
})
if (normalized.length === value.length && normalized.every((entry, index) => entry === value[index])) return false
if (normalized.length === 0) {
if (field === 'external') delete client.external
else delete client.inject
} else {
client[field] = normalized
}
return true
}
function collectModeViolations(facts: ClientPackageFacts): string[] {
const violations: string[] = []
for (const pkg of facts.packages) {
if (pkg.dynamic && pkg.staticLinked) {
violations.push(
pkg.manifest + ': ' + pkg.name + ' declares dsh.client and uses the staticLinked preset;'
+ ' a client package must be dynamic or statically linked, not both',
)
} else if (!pkg.dynamic && !pkg.staticLinked) {
violations.push(
pkg.manifest + ': ' + pkg.name + ' has no supported client package mode;'
+ ' declare dsh.client or use the staticLinked preset',
)
}
}
const workspaceNames = new Set(facts.declarations.map(entry => entry.name))
for (const specifier of facts.platformModules) {
const owner = packageNameOf(specifier)
if (!workspaceNames.has(owner) || owner === CORDIS || facts.staticLinkedPackages.has(owner)) continue
violations.push(
PLATFORM_SOURCE + ': seeded workspace module ' + JSON.stringify(specifier)
+ ' belongs to ' + owner + ', whose build does not use the staticLinked preset',
)
}
const rows = rowNames(facts.declarations)
for (const specifier of facts.preloadedExternals) {
if (rowPackageOf(specifier, rows) === undefined) {
violations.push(
PLATFORM_SOURCE + ': parser-preloaded external ' + JSON.stringify(specifier)
+ ' has no dynamic dsh.client row',
)
}
if (!facts.parserPreloadIds.includes(stripClientSuffix(specifier))) {
violations.push(
PLATFORM_SOURCE + ': parser-preloaded external ' + JSON.stringify(specifier)
+ ' has no matching PARSER_PRELOAD_IDS row in ' + PARSER_PRELOAD_SOURCE,
)
}
}
return violations
}
interface ModuleEdge {
readonly from: string
readonly to: string
readonly specifier: string
}
function collectModuleViolations(facts: ClientPackageFacts): string[] {
const violations: string[] = []
const baseline = new Set([...facts.platformModules, ...facts.preloadedExternals])
const rows = rowNames(facts.declarations)
const byName = new Map(facts.declarations.map(entry => [entry.name, entry]))
const edges: ModuleEdge[] = []
for (const pkg of facts.declarations.filter(entry => entry.dynamic)) {
for (const field of ['external', 'inject'] as const) {
const seen = new Set<string>()
for (const value of pkg[field]) {
if (value === '') violations.push(pkg.manifest + ': dsh.client.' + field + ' contains an empty value')
else if (seen.has(value)) {
violations.push(pkg.manifest + ': dsh.client.' + field + ' lists ' + JSON.stringify(value) + ' twice')
}
seen.add(value)
}
}
for (const specifier of new Set(pkg.external)) {
if (specifier === '') continue
if (baseline.has(specifier)) {
violations.push(
pkg.manifest + ': dsh.client.external repeats baseline module ' + JSON.stringify(specifier)
+ '; remove the explicit declaration',
)
continue
}
const supplier = rowPackageOf(specifier, rows)
if (supplier === pkg.name) {
violations.push(pkg.manifest + ': dsh.client.external names its own row ' + JSON.stringify(specifier))
} else if (supplier !== undefined) {
if (pkg.manifest.startsWith('packages/client/')) {
violations.push(
pkg.manifest + ': client feature package requests runtime external ' + JSON.stringify(specifier)
+ '; import shared types only or call an injected Cordis service',
)
continue
}
if (pkg.runtimeSourceSpecifiers[specifier] === undefined) {
violations.push(
pkg.manifest + ': dsh.client.external ' + JSON.stringify(specifier)
+ ' has no runtime import or re-export in production source; remove the stale declaration',
)
continue
}
edges.push({ from: pkg.name, to: supplier, specifier })
} else {
const owner = stripClientSuffix(specifier)
violations.push(
pkg.manifest + ': dsh.client.external ' + JSON.stringify(specifier) + ' has no supplier;'
+ (byName.has(owner)
? ' workspace package ' + owner
+ ' declares no dynamic dsh.client row and the shell does not seed this specifier'
: ' no dynamic row or PLATFORM_MODULES entry answers it'),
)
}
}
}
violations.push(...collectModuleCycles(edges, byName))
return violations
}
function collectModuleCycles(
edges: readonly ModuleEdge[],
byName: ReadonlyMap<string, ClientDeclaration>,
): string[] {
const outgoing = new Map<string, ModuleEdge[]>()
for (const edge of [...edges].sort((left, right) => left.specifier.localeCompare(right.specifier))) {
outgoing.set(edge.from, [...outgoing.get(edge.from) ?? [], edge])
}
const finished = new Set<string>()
const onPath = new Set<string>()
const path: ModuleEdge[] = []
const reported = new Map<string, string>()
const walk = (name: string): void => {
onPath.add(name)
for (const edge of outgoing.get(name) ?? []) {
if (onPath.has(edge.to)) {
const start = path.findIndex(entry => entry.from === edge.to)
const cycle = start === -1 ? [edge] : [...path.slice(start), edge]
const key = cycleKey(cycle)
if (!reported.has(key)) reported.set(key, formatCycle(cycle, byName))
} else if (!finished.has(edge.to)) {
path.push(edge)
walk(edge.to)
path.pop()
}
}
onPath.delete(name)
finished.add(name)
}
for (const name of [...outgoing.keys()].sort()) {
if (!finished.has(name)) walk(name)
}
return [...reported.values()]
}
function cycleKey(cycle: readonly ModuleEdge[]): string {
const labels = cycle.map(edge => edge.from + ' ' + edge.specifier)
const first = [...labels].sort()[0]
const offset = first === undefined ? 0 : labels.indexOf(first)
return [...labels.slice(offset), ...labels.slice(0, offset)].join(' -> ')
}
function formatCycle(
cycle: readonly ModuleEdge[],
byName: ReadonlyMap<string, ClientDeclaration>,
): string {
const entry = cycle[0]
const chain = cycle.map(edge => edge.from + ' --(' + edge.specifier + ')-->').join(' ')
const manifest = entry === undefined ? 'packages/client' : byName.get(entry.from)?.manifest ?? entry.from
return manifest + ': synchronous dsh.client.external cycle: ' + chain + ' ' + (entry?.from ?? '')
}
/** Whether the dynamic build preset builds this package's browser face, the only face that emits package assets. */
function buildsDynamicWebClient(declaration: ClientDeclaration): boolean {
return declaration.dynamic && declaration.platform === 'web'
}
function collectAssetViolations(facts: ClientPackageFacts): string[] {
const violations: string[] = []
const exportKey = 'exports[' + JSON.stringify(PACKAGE_ASSET_EXPORT) + ']'
for (const pkg of facts.declarations) {
const declared = pkg.assetExport !== undefined
const covered = buildsDynamicWebClient(pkg)
if (declared && pkg.assetExport !== PACKAGE_ASSET_EXPORT_TARGET) {
violations.push(
pkg.manifest + ': ' + exportKey + ' is ' + JSON.stringify(pkg.assetExport)
+ '; it must be exactly ' + JSON.stringify(PACKAGE_ASSET_EXPORT_TARGET),
)
}
if (declared && !covered) {
violations.push(
pkg.manifest + ': ' + pkg.name + ' declares ' + exportKey + ' without a dsh.client row for platform "web";'
+ ' only dynamic Web Client packages publish package assets',
)
}
if (!covered) continue
const first = pkg.assetReferences[0]
if (!declared && first !== undefined) {
violations.push(
pkg.manifest + ': ' + pkg.name + ' references package asset ' + first.reference + ' in ' + first.file
+ ' but declares no ' + exportKey + '; add ' + JSON.stringify(PACKAGE_ASSET_EXPORT) + ': '
+ JSON.stringify(PACKAGE_ASSET_EXPORT_TARGET) + ' and publish ' + JSON.stringify(PACKAGE_ASSET_FILES_ENTRY),
)
} else if (declared && first === undefined) {
violations.push(
pkg.manifest + ': ' + pkg.name + ' declares an unused ' + PACKAGE_ASSET_EXPORT + ' export;'
+ ' no Client source or stylesheet it imports references a package asset',
)
}
}
return violations
}
interface Manifest {
name?: unknown
dsh?: unknown
exports?: unknown
dependencies?: Record<string, string>
peerDependencies?: Record<string, string>
devDependencies?: Record<string, string>
}
function readDeclaration(
root: string,
manifestPath: string,
malformed: string[],
): ClientDeclaration | undefined {
const manifest = JSON.parse(readFileSync(resolve(root, manifestPath), 'utf8')) as Manifest
if (typeof manifest.name !== 'string') return undefined
const dsh = isRecord(manifest.dsh) ? manifest.dsh : undefined
const rawClient = dsh?.client
const assetExport = isRecord(manifest.exports) ? manifest.exports[PACKAGE_ASSET_EXPORT] : undefined
const rowless = {
name: manifest.name, manifest: manifestPath, dynamic: false, platform: undefined, external: [], inject: [],
runtimeSourceUses: {}, runtimeSourceSpecifiers: {}, assetExport, assetReferences: [],
} satisfies ClientDeclaration
if (rawClient === undefined) return rowless
if (!isRecord(rawClient)) {
malformed.push(manifestPath + ': ' + manifest.name + ' dsh.client must be an object')
return rowless
}
return {
name: manifest.name,
manifest: manifestPath,
dynamic: true,
platform: typeof rawClient.platform === 'string' ? rawClient.platform : undefined,
external: stringArray(rawClient.external, manifest.name, manifestPath, 'external', malformed),
inject: stringArray(rawClient.inject, manifest.name, manifestPath, 'inject', malformed),
runtimeSourceUses: {},
runtimeSourceSpecifiers: {},
assetExport,
assetReferences: [],
}
}
function stringArray(
value: unknown,
packageName: string,
manifestPath: string,
field: string,
malformed: string[],
): readonly string[] {
if (value === undefined) return []
if (!Array.isArray(value) || value.some(entry => typeof entry !== 'string')) {
malformed.push(manifestPath + ': ' + packageName + ' dsh.client.' + field + ' must be a string array')
return []
}
return value as string[]
}
async function readStaticLinkedRoster(root: string): Promise<Set<string>> {
const presetUrl = pathToFileURL(resolve(import.meta.dirname, '..', STATIC_PRESET_SOURCE)).href
const preset = await import(presetUrl) as { isStaticLinkedConfig?: unknown }
if (typeof preset.isStaticLinkedConfig !== 'function') {
throw new Error(GATE + ': ' + STATIC_PRESET_SOURCE + ' exports no isStaticLinkedConfig')
}
const predicate = preset.isStaticLinkedConfig as (configs: readonly unknown[]) => boolean
const roster = new Set<string>()
for (const configPath of globSync(CONFIG_GLOB, { cwd: root }).map(normalizePath).sort()) {
const loaded = await import(pathToFileURL(resolve(root, configPath)).href) as { default?: unknown }
if (typeof loaded.default !== 'function') continue
const configs = (loaded.default as (input: { env: Record<string, string> }) => unknown)({
env: { DSH_BUILD_FACE: 'client' },
})
if (!Array.isArray(configs) || !predicate(configs)) continue
const manifest = JSON.parse(
readFileSync(resolve(root, configPath.replace(/tsdown\.config\.ts$/, 'package.json')), 'utf8'),
) as Manifest
if (typeof manifest.name === 'string') roster.add(manifest.name)
}
return roster
}
function unwrapExpression(expression: ts.Expression): ts.Expression {
let current = expression
while (ts.isAsExpression(current) || ts.isSatisfiesExpression(current) || ts.isParenthesizedExpression(current)) {
current = current.expression
}
return current
}
function readStringLiteralArray(root: string, sourcePath: string, name: string): string[] {
const path = resolve(root, sourcePath)
const source = ts.createSourceFile(path, readFileSync(path, 'utf8'), ts.ScriptTarget.Latest, false, ts.ScriptKind.TS)
const constants = new Map<string, string>()
for (const statement of source.statements) {
if (!ts.isVariableStatement(statement)) continue
for (const declaration of statement.declarationList.declarations) {
if (!ts.isIdentifier(declaration.name) || declaration.initializer === undefined) continue
const initializer = unwrapExpression(declaration.initializer)
if (ts.isStringLiteral(initializer)) constants.set(declaration.name.text, initializer.text)
}
}
for (const statement of source.statements) {
if (!ts.isVariableStatement(statement)) continue
for (const declaration of statement.declarationList.declarations) {
if (!ts.isIdentifier(declaration.name) || declaration.name.text !== name) continue
const expression = declaration.initializer === undefined ? undefined : unwrapExpression(declaration.initializer)
if (expression === undefined || !ts.isArrayLiteralExpression(expression)) {
throw new Error(GATE + ': ' + name + ' in ' + sourcePath + ' must be an array literal')
}
return expression.elements.map((element) => {
const value = unwrapExpression(element)
if (ts.isStringLiteral(value)) return value.text
if (ts.isIdentifier(value) && constants.has(value.text)) return constants.get(value.text) as string
throw new Error(GATE + ': ' + name + ' in ' + sourcePath + ' must contain only string constants')
})
}
}
throw new Error(GATE + ': ' + sourcePath + ' declares no ' + name)
}
async function readFacts(root: string): Promise<ClientPackageFacts> {
const { declarations: bareDeclarations, malformed } = readClientDeclarations(root)
const staticLinkedPackages = await readStaticLinkedRoster(root)
const project = new TypeScriptProject(root, 'client')
const sourceFiles = project.sourceFiles()
let webStylesheets = 0
const declarations = bareDeclarations.map((declaration): ClientDeclaration => {
const runtimeSourceUses = new Map<string, Set<string>>()
const runtimeSourceSpecifiers = new Map<string, Set<string>>()
const assetReferences: AssetReference[] = []
const scansAssets = buildsDynamicWebClient(declaration)
const importers = new Map<string, ReadonlySet<string>>()
const sourcePrefix = dirname(declaration.manifest) + '/src/'
for (const sourceFile of sourceFiles) {
if (sourceFile.isDeclarationFile) continue
const file = project.relativePath(sourceFile)
if (!file.startsWith(sourcePrefix)) continue
for (const name of collectSourceFileUses(sourceFile, true, 'package')) {
const locations = runtimeSourceUses.get(name) ?? new Set<string>()
locations.add(file)
runtimeSourceUses.set(name, locations)
}
for (const specifier of collectSourceFileUses(sourceFile, true, 'specifier')) {
const locations = runtimeSourceSpecifiers.get(specifier) ?? new Set<string>()
locations.add(file)
runtimeSourceSpecifiers.set(specifier, locations)
}
if (!scansAssets) continue
const localSpecifiers = collectSourceFileUses(sourceFile, true, 'local')
importers.set(file, localSpecifiers)
for (const specifier of localSpecifiers) {
if (isAssetSpecifier(specifier)) assetReferences.push({ file, reference: JSON.stringify(specifier) })
}
}
if (scansAssets) {
// A Web row always has a browser half, so an empty source set means the Client program stopped covering it.
if (importers.size === 0) {
throw new Error(
GATE + ': the Client program loads no source under ' + sourcePrefix + ' for dynamic Web row '
+ declaration.name + '; its package-asset references cannot be read',
)
}
const stylesheets = readStylesheetAssetReferences(root, dirname(declaration.manifest), importers)
webStylesheets += stylesheets.stylesheets.length
assetReferences.push(...stylesheets.references)
}
return {
...declaration,
runtimeSourceUses: Object.fromEntries(
[...runtimeSourceUses].sort(([left], [right]) => left.localeCompare(right))
.map(([name, locations]) => [name, [...locations].sort()]),
),
runtimeSourceSpecifiers: Object.fromEntries(
[...runtimeSourceSpecifiers].sort(([left], [right]) => left.localeCompare(right))
.map(([specifier, locations]) => [specifier, [...locations].sort()]),
),
assetReferences: assetReferences.sort((left, right) =>
left.file.localeCompare(right.file) || left.reference.localeCompare(right.reference)),
}
})
if (webStylesheets === 0) {
throw new Error(GATE + ': no dynamic Web row imports a stylesheet from its src/ directory; the stylesheet scan read an empty corpus')
}
const byManifest = new Map(declarations.map(entry => [entry.manifest, entry]))
const packages: ClientPackage[] = []
for (const manifestPath of globSync(CLIENT_MANIFEST_GLOB, { cwd: root }).map(normalizePath).sort()) {
const declaration = byManifest.get(manifestPath)
if (declaration === undefined) throw new Error(GATE + ': no declaration facts for ' + manifestPath)
const manifest = JSON.parse(readFileSync(resolve(root, manifestPath), 'utf8')) as Manifest
if (typeof manifest.name !== 'string') throw new Error(GATE + ': ' + manifestPath + ' has no package name')
const sourceUses = new Map<string, Set<string>>()
const runtimeSourceUses = new Map<string, Set<string>>()
const packageDirectory = dirname(manifestPath)
const sourcePrefix = packageDirectory + '/src/'
for (const sourceFile of sourceFiles) {
if (sourceFile.isDeclarationFile) continue
const file = project.relativePath(sourceFile)
if (!file.startsWith(sourcePrefix)) continue
for (const name of collectSourceFileUses(sourceFile, false, 'package')) {
const locations = sourceUses.get(name) ?? new Set<string>()
locations.add(file)
sourceUses.set(name, locations)
}
for (const name of collectSourceFileUses(sourceFile, true, 'package')) {
const locations = runtimeSourceUses.get(name) ?? new Set<string>()
locations.add(file)
runtimeSourceUses.set(name, locations)
}
}
packages.push({
...declaration,
staticLinked: staticLinkedPackages.has(declaration.name),
sourceUses: Object.fromEntries(
[...sourceUses].sort(([left], [right]) => left.localeCompare(right))
.map(([name, locations]) => [name, [...locations].sort()]),
),
runtimeSourceUses: Object.fromEntries(
[...runtimeSourceUses].sort(([left], [right]) => left.localeCompare(right))
.map(([name, locations]) => [name, [...locations].sort()]),
),
dependencies: manifest.dependencies ?? {},
peerDependencies: manifest.peerDependencies ?? {},
devDependencies: manifest.devDependencies ?? {},
})
}
return {
packages,
declarations,
staticLinkedPackages,
platformModules: readStringLiteralArray(root, PLATFORM_SOURCE, 'PLATFORM_MODULES'),
preloadedExternals: readStringLiteralArray(root, PLATFORM_SOURCE, 'PRELOADED_CLIENT_EXTERNALS'),
parserPreloadIds: readStringLiteralArray(root, PARSER_PRELOAD_SOURCE, 'PARSER_PRELOAD_IDS'),
malformed,
}
}
function packageNameOf(specifier: string): string {
const segments = specifier.split('/')
return segments.slice(0, specifier.startsWith('@') ? 2 : 1).join('/')
}
function stripClientSuffix(specifier: string): string {
return specifier.endsWith('/client') ? specifier.slice(0, -'/client'.length) : specifier
}
function rowNames(declarations: readonly ClientDeclaration[]): Set<string> {
return new Set(declarations.filter(entry => entry.dynamic).map(entry => entry.name))
}
function rowPackageOf(specifier: string, rows: ReadonlySet<string>): string | undefined {
if (rows.has(specifier)) return specifier
const stripped = stripClientSuffix(specifier)
return rows.has(stripped) ? stripped : undefined
}
function isBareSpecifier(specifier: string): boolean {
return !specifier.startsWith('.') && !specifier.startsWith('/') && !specifier.startsWith('#')
}
function isRecord(value: unknown): value is Record<string, unknown> {
return typeof value === 'object' && value !== null && !Array.isArray(value)
}
function normalizePath(path: string): string {
return path.split(sep).join('/')
}
async function main(): Promise<void> {
const root = resolve(import.meta.dirname, '..')
let facts = await readFacts(root)
if (process.argv.includes('--fix')) {
const changed = fixClientPackageManifests(root, facts)
console.log(
changed.length === 0
? GATE + ': no mechanically fixable manifest changes.'
: GATE + ': fixed ' + String(changed.length) + ' manifest(s): ' + changed.join(', '),
)
facts = await readFacts(root)
}
const violations = collectClientPackageViolations(facts)
if (violations.length > 0) {
console.error(GATE + ': ' + String(violations.length) + ' violation(s):')
for (const violation of violations) console.error(' ' + violation)
process.exit(1)
}
const dynamic = facts.packages.filter(pkg => pkg.dynamic).length
const requests = facts.declarations.reduce((total, pkg) => total + pkg.external.length, 0)
const assetExports = facts.declarations.filter(pkg => pkg.assetExport !== undefined).length
console.log(
GATE + ': ' + String(facts.packages.length) + ' client packages (' + String(dynamic) + ' dynamic, '
+ String(facts.packages.length - dynamic) + ' statically linked) satisfy package-mode, module-request, and '
+ 'package-asset rules; ' + String(requests) + ' explicit external request(s), ' + String(assetExports)
+ ' package-asset export(s).',
)
}
if (process.argv[1] !== undefined && import.meta.filename === resolve(process.argv[1])) {
await main()
}