diff --git a/editor/src/components/custom-code/code-file.spec.ts b/editor/src/components/custom-code/code-file.spec.ts
index 4562aa933e10..7cb6d28929d9 100644
--- a/editor/src/components/custom-code/code-file.spec.ts
+++ b/editor/src/components/custom-code/code-file.spec.ts
@@ -26,7 +26,12 @@ import {
textFileContents,
unparsed,
} from '../../core/shared/project-file-types'
-import { addFileToProjectContents, getTextFileByPath } from '../assets'
+import {
+ addFileToProjectContents,
+ contentsToTree,
+ getTextFileByPath,
+ type ProjectContentTreeRoot,
+} from '../assets'
import type { ExportsInfo, MultiFileBuildResult } from '../../core/workers/common/worker-types'
import { createBuiltInDependenciesList } from '../../core/es-modules/package-manager/built-in-dependencies-list'
@@ -53,6 +58,15 @@ function transpileCode(
const appJSCode =
"\nimport * as React from 'react'\nimport {\n Ellipse,\n HelperFunctions,\n Image,\n NodeImplementations,\n Rectangle,\n Text,\n View,\n} from 'utopia-api'\nimport {\n colorTheme,\n Button,\n Dialog,\n Icn,\n Icons,\n LargerIcons,\n FunctionIcons,\n MenuIcons,\n Isolator,\n TabComponent,\n Tooltip,\n ActionSheet,\n Avatar,\n ControlledTextArea,\n Title,\n H1,\n H2,\n H3,\n Subdued,\n InspectorSectionHeader,\n InspectorSubsectionHeader,\n FlexColumn,\n FlexRow,\n ResizableFlexColumn,\n PopupList,\n Section,\n SectionTitleRow,\n SectionBodyArea,\n UtopiaListSelect,\n UtopiaListItem,\n CheckboxInput,\n NumberInput,\n StringInput,\n OnClickOutsideHOC,\n} from 'uuiui'\n\nexport var canvasMetadata = {\n specialNodes: [],\n nodeMetadata: {},\n scenes: [\n {\n component: 'App',\n frame: { height: 812, left: 0, width: 375, top: 0 },\n props: { layout: { top: 0, left: 0, bottom: 0, right: 0 } },\n container: { layoutSystem: 'pinSystem' },\n },\n ],\n elementMetadata: {},\n}\n\nexport var App = (props) => {\n return (\n \n )\n}\n\n"
+const SampleSingleFileProjectContents: ProjectContentTreeRoot = contentsToTree({
+ '/app.js': textFile(
+ textFileContents(appJSCode, unparsed, RevisionsState.CodeAhead),
+ null,
+ null,
+ 0,
+ ),
+})
+
const SampleSingleFileBuildResult = transpileCode(['/app.js'], {
'/app.js': appJSCode,
})
@@ -84,15 +98,40 @@ const SampleSingleFileExportsInfo = [
},
]
+const multiFileAppJSCode =
+ "\nimport * as React from 'react'\nimport {\n Ellipse,\n HelperFunctions,\n Image,\n NodeImplementations,\n Rectangle,\n Text,\n View,\n} from 'utopia-api'\nimport {\n colorTheme,\n Button,\n Dialog,\n Icn,\n Icons,\n LargerIcons,\n FunctionIcons,\n MenuIcons,\n Isolator,\n TabComponent,\n Tooltip,\n ActionSheet,\n Avatar,\n ControlledTextArea,\n Title,\n H1,\n H2,\n H3,\n Subdued,\n InspectorSectionHeader,\n InspectorSubsectionHeader,\n FlexColumn,\n FlexRow,\n ResizableFlexColumn,\n PopupList,\n Section,\n SectionTitleRow,\n SectionBodyArea,\n UtopiaListSelect,\n UtopiaListItem,\n CheckboxInput,\n NumberInput,\n StringInput,\n OnClickOutsideHOC,\n} from 'uuiui'\n\nexport var canvasMetadata = {\n specialNodes: [],\n nodeMetadata: {},\n scenes: [\n {\n component: 'App',\n frame: { height: 812, left: 0, width: 375, top: 0 },\n props: { layout: { top: 0, left: 0, bottom: 0, right: 0 } },\n container: { layoutSystem: 'pinSystem' },\n },\n ],\n elementMetadata: {},\n}\n\n\nexport var App = (props) => {\n return (\n \n )\n}\n\n"
+const multiFileComponentsJSCode =
+ "// component library\nimport * as React from 'react'\nimport { Text, View } from 'utopia-api'\n\nexport default (props) => (\n \n \n \n)\n\nexport const LABEL = 'press me! 😉'\n\nexport const ComponentWithProps = (props) => {\n return (\n
\n {(props.text + ' ').repeat(props.num)}\n
\n )\n}\n\nComponentWithProps.propertyControls = {\n text: {\n type: 'string',\n title: 'Title',\n defaultValue: 'Change me',\n },\n num: {\n type: 'number',\n title: 'amount',\n defaultValue: 2,\n },\n pink: {\n type: 'boolean',\n title: 'Enabled',\n defaultValue: true,\n },\n}\n\n"
+const multiFilePreviewJSXCode =
+ 'import * as React from "react";\nimport * as ReactDOM from "react-dom";\nimport { App } from "../app";\n\nconst root = document.getElementById("root");\nif (root != null) {\nReactDOM.render(, root);\n}'
+
+const SampleMultiFileProjectContents: ProjectContentTreeRoot = contentsToTree({
+ '/app.js': textFile(
+ textFileContents(multiFileAppJSCode, unparsed, RevisionsState.CodeAhead),
+ null,
+ null,
+ 0,
+ ),
+ '/src/components.js': textFile(
+ textFileContents(multiFileComponentsJSCode, unparsed, RevisionsState.CodeAhead),
+ null,
+ null,
+ 0,
+ ),
+ '/public/preview.jsx': textFile(
+ textFileContents(multiFilePreviewJSXCode, unparsed, RevisionsState.CodeAhead),
+ null,
+ null,
+ 0,
+ ),
+})
+
const SampleMultiFileBuildResult = transpileCode(
['/app.js', '/src/components.js', '/public/preview.jsx'],
{
- '/app.js':
- "\nimport * as React from 'react'\nimport {\n Ellipse,\n HelperFunctions,\n Image,\n NodeImplementations,\n Rectangle,\n Text,\n View,\n} from 'utopia-api'\nimport {\n colorTheme,\n Button,\n Dialog,\n Icn,\n Icons,\n LargerIcons,\n FunctionIcons,\n MenuIcons,\n Isolator,\n TabComponent,\n Tooltip,\n ActionSheet,\n Avatar,\n ControlledTextArea,\n Title,\n H1,\n H2,\n H3,\n Subdued,\n InspectorSectionHeader,\n InspectorSubsectionHeader,\n FlexColumn,\n FlexRow,\n ResizableFlexColumn,\n PopupList,\n Section,\n SectionTitleRow,\n SectionBodyArea,\n UtopiaListSelect,\n UtopiaListItem,\n CheckboxInput,\n NumberInput,\n StringInput,\n OnClickOutsideHOC,\n} from 'uuiui'\n\nexport var canvasMetadata = {\n specialNodes: [],\n nodeMetadata: {},\n scenes: [\n {\n component: 'App',\n frame: { height: 812, left: 0, width: 375, top: 0 },\n props: { layout: { top: 0, left: 0, bottom: 0, right: 0 } },\n container: { layoutSystem: 'pinSystem' },\n },\n ],\n elementMetadata: {},\n}\n\n\nexport var App = (props) => {\n return (\n \n )\n}\n\n",
- '/src/components.js':
- "// component library\nimport * as React from 'react'\nimport { Text, View } from 'utopia-api'\n\nexport default (props) => (\n \n \n \n)\n\nexport const LABEL = 'press me! 😉'\n\nexport const ComponentWithProps = (props) => {\n return (\n \n {(props.text + ' ').repeat(props.num)}\n
\n )\n}\n\nComponentWithProps.propertyControls = {\n text: {\n type: 'string',\n title: 'Title',\n defaultValue: 'Change me',\n },\n num: {\n type: 'number',\n title: 'amount',\n defaultValue: 2,\n },\n pink: {\n type: 'boolean',\n title: 'Enabled',\n defaultValue: true,\n },\n}\n\n",
- '/public/preview.jsx':
- 'import * as React from "react";\nimport * as ReactDOM from "react-dom";\nimport { App } from "../app";\n\nconst root = document.getElementById("root");\nif (root != null) {\nReactDOM.render(, root);\n}',
+ '/app.js': multiFileAppJSCode,
+ '/src/components.js': multiFileComponentsJSCode,
+ '/public/preview.jsx': multiFilePreviewJSXCode,
},
)
@@ -216,14 +255,25 @@ const SampleExportsInfoWithError = [
},
]
+const exceptionThrowingCodeJSFile = "export const boom = (() => {\n throw Error('booom')\n})()\n"
+
+const SampleExceptionThrowingProjectContents: ProjectContentTreeRoot = contentsToTree({
+ '/src/code.js': textFile(
+ textFileContents(exceptionThrowingCodeJSFile, unparsed, RevisionsState.CodeAhead),
+ null,
+ null,
+ 0,
+ ),
+})
+
const SampleBuildResultWithException = transpileCode(['/src/code.js'], {
- '/src/code.js': "export const boom = (() => {\n throw Error('booom')\n})()\n",
+ '/src/code.js': exceptionThrowingCodeJSFile,
})
const SampleExportsInfoWithException = [
{
filename: '/src/code.js',
- code: "export const boom = (() => {\n throw Error('booom')\n})()\n",
+ code: exceptionThrowingCodeJSFile,
exportTypes: {
boom: {
type: 'never',
@@ -390,7 +440,9 @@ describe('Creating require function', () => {
createBuiltInDependenciesList(null),
)
- expect(codeResultCache.curriedRequireFn({})('/', './app', false)).toMatchSnapshot()
+ expect(
+ codeResultCache.curriedRequireFn(SampleSingleFileProjectContents)('/', './app', false),
+ ).toMatchSnapshot()
})
it('Creates require function for multi file build result', () => {
const codeResultCache = generateCodeResultCache(
@@ -403,8 +455,16 @@ describe('Creating require function', () => {
createBuiltInDependenciesList(null),
)
- expect(codeResultCache.curriedRequireFn({})('/', './app', false)).toMatchSnapshot()
- expect(codeResultCache.curriedRequireFn({})('/', './src/components', false)).toMatchSnapshot()
+ expect(
+ codeResultCache.curriedRequireFn(SampleMultiFileProjectContents)('/', './app', false),
+ ).toMatchSnapshot()
+ expect(
+ codeResultCache.curriedRequireFn(SampleMultiFileProjectContents)(
+ '/',
+ './src/components',
+ false,
+ ),
+ ).toMatchSnapshot()
})
it('Require throws exception for module code', () => {
const codeResultCache = generateCodeResultCache(
@@ -418,7 +478,11 @@ describe('Creating require function', () => {
)
expect(() =>
- codeResultCache.curriedRequireFn({})('/', './src/code', false),
+ codeResultCache.curriedRequireFn(SampleExceptionThrowingProjectContents)(
+ '/',
+ './src/code',
+ false,
+ ),
).toThrowErrorMatchingSnapshot()
})
it('Require throws exception for import from non-existing module', () => {
diff --git a/editor/src/components/custom-code/code-file.ts b/editor/src/components/custom-code/code-file.ts
index db71fa3fa70c..373b778925d3 100644
--- a/editor/src/components/custom-code/code-file.ts
+++ b/editor/src/components/custom-code/code-file.ts
@@ -355,6 +355,9 @@ export function generateCodeResultCache(
delete evaluationCache[fileToDelete]
}
+ // FIXME This actually isn't doing anything ever, because it appears that `updatedModules` above is always empty,
+ // however the require and resolve functions are still used, so we need to figure out which part of this code is
+ // still alive and which is dead
// MUTATION ALERT! This function is mutating editorState.nodeModules.files by inserting the project files into it.
incorporateBuildResult(nodeModules, projectContents, projectModules)
diff --git a/editor/src/core/es-modules/evaluator/evaluator.ts b/editor/src/core/es-modules/evaluator/evaluator.ts
index 089651ed16a7..2c1ff0134993 100644
--- a/editor/src/core/es-modules/evaluator/evaluator.ts
+++ b/editor/src/core/es-modules/evaluator/evaluator.ts
@@ -92,6 +92,7 @@ function evaluateJs(
function firstErrorHandler(error: Error): void {
if (isEsModuleError(error)) {
+ // This is effectively implementing `MAYBE_DETECT_AND_LOAD` from https://nodejs.org/api/modules.html#all-together
const { transpiledCode, sourceMap } = transformToCommonJS(filePath, moduleCode)
evaluateWithHandler(transpiledCode, sourceMap, secondErrorHandler)
} else {
diff --git a/editor/src/core/es-modules/package-manager/module-resolution-esm.ts b/editor/src/core/es-modules/package-manager/module-resolution-esm.ts
new file mode 100644
index 000000000000..4483cf4bedca
--- /dev/null
+++ b/editor/src/core/es-modules/package-manager/module-resolution-esm.ts
@@ -0,0 +1,228 @@
+import { getPartsFromPath, makePathFromParts, normalizePath } from '../../../utils/path-utils'
+import type { ParseResult } from '../../../utils/value-parser-utils'
+import { foldEither } from '../../shared/either'
+import { isEsCodeFile } from '../../shared/project-file-types'
+import type {
+ ExportsField,
+ FileForPathParts,
+ FileLookupFn,
+ FileLookupResult,
+ PartialPackageJsonDefinition,
+} from './module-resolution-utils'
+import {
+ findClosestPackageScopeToPath,
+ getPartialPackageJson,
+ isResolveSuccess,
+ resolveNotPresent,
+} from './module-resolution-utils'
+
+// Using the logic from https://nodejs.org/api/modules.html#all-together
+// This is separated to emphasize that these functions act an ESM compatibility
+// layer in CommonJS
+
+// LOAD_PACKAGE_IMPORTS(X, DIR)
+export function loadPackageImports(
+ path: string,
+ originPath: string,
+ packageJsonLookupFn: FileForPathParts,
+ lookupFn: FileLookupFn,
+): FileLookupResult {
+ // Loading a module from the imports field mapping https://nodejs.org/api/packages.html#imports
+ // Find the closest package scope SCOPE to DIR.
+ const { packageJsonFileResult, packageJsonDir } = findClosestPackageScopeToPath(
+ originPath,
+ packageJsonLookupFn,
+ )
+
+ // If no scope was found, return
+ if (
+ !(isResolveSuccess(packageJsonFileResult) && isEsCodeFile(packageJsonFileResult.success.file))
+ ) {
+ return resolveNotPresent
+ }
+
+ let possiblePackageJson: ParseResult
+ try {
+ possiblePackageJson = getPartialPackageJson(packageJsonFileResult.success.file.fileContents)
+ } catch {
+ return resolveNotPresent
+ }
+
+ return foldEither(
+ (_) => resolveNotPresent,
+ (packageJson) => {
+ // If the SCOPE/package.json "imports" is null or undefined, return
+ const importsEntry = packageJson['imports']
+ if (importsEntry == null) {
+ return resolveNotPresent
+ }
+
+ return packageImportsExportsResolve(path, importsEntry, packageJsonDir, lookupFn)
+ },
+ possiblePackageJson,
+ )
+}
+
+// LOAD_PACKAGE_EXPORTS(X, DIR)
+export function loadPackageExports(
+ path: string,
+ originPath: string,
+ packageJsonLookupFn: FileForPathParts,
+ lookupFn: FileLookupFn,
+): FileLookupResult {
+ // Try to interpret X as a combination of NAME and SUBPATH where the name
+ // may have a @scope/ prefix and the subpath begins with a slash (`/`)
+ const regex = /((?:@[\w|\-|\.]+\/)*[\w|\-|\.]+)(\/[\w|\-|\.]*)*/
+ const matches = path.match(regex)
+ if (matches == null) {
+ // If X does not match this pattern, return
+ return resolveNotPresent
+ }
+
+ const [_combined, name, subpath] = matches
+
+ // If DIR/NAME/package.json is not a file, return
+ const pathToModule = normalizePath([...getPartsFromPath(originPath), name])
+ const packageJsonPathParts = pathToModule.concat('package.json')
+ const packageJsonFileResult = packageJsonLookupFn(packageJsonPathParts)
+ if (
+ !(isResolveSuccess(packageJsonFileResult) && isEsCodeFile(packageJsonFileResult.success.file))
+ ) {
+ return resolveNotPresent
+ }
+
+ // Parse DIR/NAME/package.json, and look for "exports" field
+ let possiblePackageJson: ParseResult
+ try {
+ possiblePackageJson = getPartialPackageJson(packageJsonFileResult.success.file.fileContents)
+ } catch {
+ return resolveNotPresent
+ }
+
+ return foldEither(
+ (_) => resolveNotPresent,
+ (packageJson) => {
+ // If "exports" is null or undefined, return.
+ const exportsEntry = packageJson['exports']
+ if (exportsEntry == null) {
+ return resolveNotPresent
+ }
+
+ return packageImportsExportsResolve(
+ `.${subpath}`,
+ exportsEntry,
+ makePathFromParts(pathToModule),
+ lookupFn,
+ )
+ },
+ possiblePackageJson,
+ )
+}
+
+// LOAD_PACKAGE_SELF(X, DIR)
+export function loadPackageSelf(
+ path: string,
+ originPath: string,
+ packageJsonLookupFn: FileForPathParts,
+ lookupFn: FileLookupFn,
+): FileLookupResult {
+ // Find the closest package scope SCOPE to DIR.
+ const { packageJsonFileResult, packageJsonDir } = findClosestPackageScopeToPath(
+ originPath,
+ packageJsonLookupFn,
+ )
+
+ // If no scope was found, return.
+ if (
+ !(isResolveSuccess(packageJsonFileResult) && isEsCodeFile(packageJsonFileResult.success.file))
+ ) {
+ return resolveNotPresent
+ }
+
+ let possiblePackageJson: ParseResult
+ try {
+ possiblePackageJson = getPartialPackageJson(packageJsonFileResult.success.file.fileContents)
+ } catch {
+ return resolveNotPresent
+ }
+ return foldEither(
+ (_) => resolveNotPresent,
+ (packageJson) => {
+ // If "exports" is null or undefined, return.
+ const exportsEntry = packageJson['exports']
+ if (exportsEntry == null) {
+ return resolveNotPresent
+ }
+
+ // If "name" is not the first segment of X, return
+ const nameEntry = packageJson.name
+ if (nameEntry == null || !path.startsWith(nameEntry)) {
+ return resolveNotPresent
+ }
+
+ return packageImportsExportsResolve(
+ `.${path.slice(nameEntry.length)}`,
+ exportsEntry,
+ packageJsonDir,
+ lookupFn,
+ )
+ },
+ possiblePackageJson,
+ )
+}
+
+// PACKAGE_IMPORTS_EXPORTS_RESOLVE
+export function packageImportsExportsResolve(
+ path: string,
+ importsOrExportsEntry: ExportsField,
+ packageJsonDir: string,
+ lookupFn: FileLookupFn,
+): FileLookupResult {
+ // FIXME partial path lookup because the exports field could be along the lines of `{ '@thing': { stuff: { ... }} }`
+ // in which case we would want to match that against the import `@thing/stuff`
+ const importsOrExportsResult =
+ typeof importsOrExportsEntry === 'string' ? importsOrExportsEntry : importsOrExportsEntry[path]
+ if (importsOrExportsResult == null) {
+ return resolveNotPresent
+ }
+
+ if (typeof importsOrExportsResult === 'string') {
+ // Lookup the import relative to the package.json we have found
+ return lookupFn(importsOrExportsResult, packageJsonDir)
+ }
+
+ // Otherwise importsOrExportsResult is an object, so now we need to check for the specific keys we're interested in
+ const defaultImportsOrExportsEntry = importsOrExportsResult['default']
+ const browserImportsOrExportsEntry = importsOrExportsResult['browser'] // The nodejs algorithm uses `node` here
+ const requireImportsOrExportsEntry = importsOrExportsResult['require']
+
+ if (defaultImportsOrExportsEntry != null) {
+ const fileToLookup =
+ typeof defaultImportsOrExportsEntry === 'string'
+ ? defaultImportsOrExportsEntry
+ : defaultImportsOrExportsEntry['default']
+ if (fileToLookup != null) {
+ return lookupFn(fileToLookup, packageJsonDir)
+ }
+ }
+ if (browserImportsOrExportsEntry != null) {
+ const fileToLookup =
+ typeof browserImportsOrExportsEntry === 'string'
+ ? browserImportsOrExportsEntry
+ : browserImportsOrExportsEntry['default']
+ if (fileToLookup != null) {
+ return lookupFn(fileToLookup, packageJsonDir)
+ }
+ }
+ if (requireImportsOrExportsEntry != null) {
+ const fileToLookup =
+ typeof requireImportsOrExportsEntry === 'string'
+ ? requireImportsOrExportsEntry
+ : requireImportsOrExportsEntry['default']
+ if (fileToLookup != null) {
+ return lookupFn(fileToLookup, packageJsonDir)
+ }
+ }
+
+ return resolveNotPresent
+}
diff --git a/editor/src/core/es-modules/package-manager/module-resolution-utils.ts b/editor/src/core/es-modules/package-manager/module-resolution-utils.ts
new file mode 100644
index 000000000000..0a2bc939216b
--- /dev/null
+++ b/editor/src/core/es-modules/package-manager/module-resolution-utils.ts
@@ -0,0 +1,216 @@
+import type { MapLike } from 'typescript'
+import { getPartsFromPath, makePathFromParts, normalizePath } from '../../../utils/path-utils'
+import type { ParseResult } from '../../../utils/value-parser-utils'
+import {
+ optionalObjectKeyParser,
+ parseAlternative,
+ parseFalse,
+ parseNull,
+ parseObject,
+ parseString,
+} from '../../../utils/value-parser-utils'
+import { applicative6Either } from '../../shared/either'
+import { setOptionalProp } from '../../shared/object-utils'
+import type { ESCodeFile, ESRemoteDependencyPlaceholder } from '../../shared/project-file-types'
+
+import LRU from 'lru-cache'
+
+export type ImportsExportsObjectField = MapLike<
+ string | MapLike>
+>
+export type ExportsField = string | ImportsExportsObjectField
+
+export interface PartialPackageJsonDefinition {
+ name?: string
+ main?: string
+ module?: string
+ browser?: string | MapLike
+ imports?: ImportsExportsObjectField
+ exports?: ExportsField
+}
+
+const partialPackageJsonCache: LRU> = new LRU({
+ max: 20,
+})
+export function getPartialPackageJson(contents: string): ParseResult {
+ const fromCache = partialPackageJsonCache.get(contents)
+ if (fromCache == null) {
+ const jsonParsed = JSON.parse(contents)
+ const result = parsePartialPackageJsonDefinition(jsonParsed)
+ partialPackageJsonCache.set(contents, result)
+ return result
+ } else {
+ return fromCache
+ }
+}
+
+export interface ResolveSuccess {
+ type: 'RESOLVE_SUCCESS'
+ success: T
+}
+
+export function resolveSuccess(success: T): ResolveSuccess {
+ return {
+ type: 'RESOLVE_SUCCESS',
+ success: success,
+ }
+}
+
+export interface ResolveNotPresent {
+ type: 'RESOLVE_NOT_PRESENT'
+}
+
+export const resolveNotPresent: ResolveNotPresent = {
+ type: 'RESOLVE_NOT_PRESENT',
+}
+
+export interface ResolveSuccessIgnoreModule {
+ type: 'RESOLVE_SUCCESS_IGNORE_MODULE'
+}
+
+export function isResolveSuccessIgnoreModule(
+ resolveResult: ResolveResult,
+): resolveResult is ResolveSuccessIgnoreModule {
+ return resolveResult.type === 'RESOLVE_SUCCESS_IGNORE_MODULE'
+}
+
+export const resolveSuccessIgnoreModule: ResolveSuccessIgnoreModule = {
+ type: 'RESOLVE_SUCCESS_IGNORE_MODULE',
+}
+
+export type ResolveResult = ResolveNotPresent | ResolveSuccessIgnoreModule | ResolveSuccess
+
+export function isResolveSuccess(
+ resolveResult: ResolveResult,
+): resolveResult is ResolveSuccess {
+ return resolveResult.type === 'RESOLVE_SUCCESS'
+}
+
+export function isResolveNotPresent(
+ resolveResult: ResolveResult,
+): resolveResult is ResolveNotPresent {
+ return resolveResult.type === 'RESOLVE_NOT_PRESENT'
+}
+
+export interface FoundFile {
+ path: string
+ file: ESCodeFile | ESRemoteDependencyPlaceholder
+}
+
+export type FileLookupResult = ResolveResult
+
+export function fileLookupResult(
+ path: string,
+ file: ESCodeFile | ESRemoteDependencyPlaceholder | null,
+): FileLookupResult {
+ if (file == null) {
+ return resolveNotPresent
+ } else {
+ return resolveSuccess({
+ path: path,
+ file: file,
+ })
+ }
+}
+
+export type FileLookupFn = (path: string, importOrigin: string) => FileLookupResult
+export type FileForPathParts = (pathParts: string[]) => FileLookupResult
+
+const importsExportsObjectParser = parseObject(
+ parseAlternative>>(
+ [
+ parseString,
+ parseObject(
+ parseAlternative>(
+ [
+ parseString,
+ parseNull,
+ parseObject(
+ parseAlternative(
+ [parseString, parseNull],
+ `package.imports and package.exports replacement entries must be either string or null`,
+ ),
+ ),
+ ],
+ `package.imports and package.exports replacement entries must be either string or null`,
+ ),
+ ),
+ ],
+ 'package.imports and package.exports object must be an object with type {[key: string]: string | null}',
+ ),
+)
+
+export const exportsParser = parseAlternative(
+ [parseString, importsExportsObjectParser],
+ 'package.imports and package.exports field must either be a string or an object with type {[key: string]: string | null}',
+)
+
+export function parsePartialPackageJsonDefinition(
+ value: unknown,
+): ParseResult {
+ return applicative6Either(
+ (name, main, module, browser, imports, exports) => {
+ let result: PartialPackageJsonDefinition = {}
+ setOptionalProp(result, 'name', name)
+ setOptionalProp(result, 'main', main)
+ setOptionalProp(result, 'module', module)
+ setOptionalProp(result, 'browser', browser)
+ setOptionalProp(result, 'imports', imports)
+ setOptionalProp(result, 'exports', exports)
+ return result
+ },
+ optionalObjectKeyParser(parseString, 'name')(value),
+ optionalObjectKeyParser(parseString, 'main')(value),
+ optionalObjectKeyParser(parseString, 'module')(value),
+ optionalObjectKeyParser(
+ parseAlternative>(
+ [
+ parseString,
+ parseObject(
+ parseAlternative(
+ [parseString, parseFalse],
+ `package.browser replacement entries must be either string or 'false' for ignoring a package`,
+ ),
+ ),
+ ],
+ 'package.browser field must either be a string or an object with type {[key: string]: string | false}',
+ ),
+ 'browser',
+ )(value),
+ optionalObjectKeyParser(importsExportsObjectParser, 'imports')(value),
+ optionalObjectKeyParser(exportsParser, 'exports')(value),
+ )
+}
+
+export type PackageLookupResult = {
+ packageJsonFileResult: FileLookupResult
+ packageJsonDir: string
+}
+export function findClosestPackageScopeToPath(
+ path: string,
+ localFileLookup: FileForPathParts,
+): PackageLookupResult {
+ const originPathPartsToTest = normalizePath(getPartsFromPath(path))
+ const allPossiblePackageJsonPaths = [['package.json']]
+ .concat(
+ originPathPartsToTest.map((_part, index) =>
+ originPathPartsToTest.slice(0, index + 1).concat('package.json'),
+ ),
+ )
+ .reverse()
+
+ for (const possiblePath of allPossiblePackageJsonPaths) {
+ const packageJsonFileResult = localFileLookup(possiblePath)
+ if (isResolveSuccess(packageJsonFileResult)) {
+ return {
+ packageJsonFileResult: packageJsonFileResult,
+ packageJsonDir: makePathFromParts(possiblePath.slice(0, -1)),
+ }
+ }
+ }
+
+ return {
+ packageJsonFileResult: resolveNotPresent,
+ packageJsonDir: '',
+ }
+}
diff --git a/editor/src/core/es-modules/package-manager/module-resolution.spec.ts b/editor/src/core/es-modules/package-manager/module-resolution.spec.ts
index aa22947b72e7..eb394f94f2c2 100644
--- a/editor/src/core/es-modules/package-manager/module-resolution.spec.ts
+++ b/editor/src/core/es-modules/package-manager/module-resolution.spec.ts
@@ -7,7 +7,8 @@ import {
unparsed,
} from '../../shared/project-file-types'
import * as moduleResolutionExamples from '../test-cases/module-resolution-examples.json'
-import { isResolveSuccess, resolveModule } from './module-resolution'
+import { resolveModule } from './module-resolution'
+import { isResolveSuccess } from './module-resolution-utils'
import { createNodeModules } from './test-utils'
const sampleProjectContents: ProjectContentTreeRoot = contentsToTree({
@@ -33,6 +34,34 @@ const sampleProjectContents: ProjectContentTreeRoot = contentsToTree({
null,
0,
),
+ '/package.json': textFile(
+ textFileContents(
+ `
+ {
+ "name": "sample-project",
+ "exports": {
+ "./exported-module": "./exported-module-main.js"
+ },
+ "imports": {
+ "#dep-object": {
+ "default": "./src/dep-object.js"
+ },
+ "#dep-simple": "./src/dep-simple.js"
+ }
+ }`,
+ unparsed,
+ RevisionsState.CodeAhead,
+ ),
+ null,
+ null,
+ 0,
+ ),
+ '/exported-module-main.js': textFile(
+ textFileContents('export const ExportedModuleMain = 1', unparsed, RevisionsState.CodeAhead),
+ null,
+ null,
+ 0,
+ ),
'/a/some/nested/file.js': textFile(
textFileContents('export const Cake = "tasty"', unparsed, RevisionsState.CodeAhead),
null,
@@ -51,6 +80,18 @@ const sampleProjectContents: ProjectContentTreeRoot = contentsToTree({
null,
0,
),
+ '/src/dep-object.js': textFile(
+ textFileContents('export const DepObject = 1', unparsed, RevisionsState.CodeAhead),
+ null,
+ null,
+ 0,
+ ),
+ '/src/dep-simple.js': textFile(
+ textFileContents('export const DepSimple = 1', unparsed, RevisionsState.CodeAhead),
+ null,
+ null,
+ 0,
+ ),
'/src/icon.png': {
type: 'ASSET_FILE',
},
@@ -60,6 +101,12 @@ const sampleProjectContents: ProjectContentTreeRoot = contentsToTree({
null,
0,
),
+ '/utopia/layout.utopia.js': textFile(
+ textFileContents('export const Layout = 1', unparsed, RevisionsState.CodeAhead),
+ null,
+ null,
+ 0,
+ ),
})
describe('ES Package Manager Module Resolution', () => {
@@ -244,20 +291,69 @@ describe('ES Package Manager Module Resolution', () => {
expect(resolveResult.type).toEqual('RESOLVE_SUCCESS_IGNORE_MODULE')
})
- // it('loads self references', () => {
- // expect(
- // resolveModule(
- // createNodeModules(moduleResolutionExamples.contents),
- // 'my-package-with-package-root/src/deep-folder/moduleA.js',
- // 'my-package-with-package-root',
- // ),
- // ).toEqual('my-package-with-package-root/index.js')
- // expect(
- // resolveModule(
- // createNodeModules(moduleResolutionExamples.contents),
- // 'my-package-with-package-root/src/deep-folder/moduleA.js',
- // 'my-package-with-package-root/src/other-folder/moduleB',
- // ),
- // ).toEqual('my-package-with-package-root/src/other-folder/moduleB.js')
- // })
+ it('resolves package exports for local package', () => {
+ expect(resolve('/src/app.js', 'sample-project/exported-module')).toEqual(
+ '/exported-module-main.js',
+ )
+ })
+
+ it('resolves package imports simple for local package', () => {
+ expect(resolve('/src/app.js', '#dep-simple')).toEqual('/src/dep-simple.js')
+ })
+ it('resolves package imports object for local package', () => {
+ expect(resolve('/src/app.js', '#dep-object')).toEqual('/src/dep-object.js')
+ })
+
+ it('resolves package main entry for node module with exports with no subpath', () => {
+ expect(resolve('/src/app.js', 'module-with-exports-and-imports')).toEqual(
+ '/node_modules/module-with-exports-and-imports/index.main.js',
+ )
+ })
+
+ it('resolves package exports object main entry for node module', () => {
+ expect(resolve('/src/app.js', 'module-with-exports-and-imports-objects')).toEqual(
+ '/node_modules/module-with-exports-and-imports-objects/index.main.js',
+ )
+ })
+ it('resolves package exports object submodule export for node module', () => {
+ expect(resolve('/src/app.js', 'module-with-exports-and-imports-objects/submodule')).toEqual(
+ '/node_modules/module-with-exports-and-imports-objects/src/submodule.js',
+ )
+ })
+
+ it('resolves package imports for node module', () => {
+ expect(
+ resolve('/node_modules/module-with-exports-and-imports/src/something.js', '#dep'),
+ ).toEqual('/node_modules/module-with-exports-and-imports/dep.js')
+ })
+ it('resolves package imports object for node module', () => {
+ expect(
+ resolve('/node_modules/module-with-exports-and-imports-objects/src/something.js', '#dep'),
+ ).toEqual('/node_modules/module-with-exports-and-imports-objects/dep.js')
+ })
+
+ it('loads self references', () => {
+ expect(
+ resolve(
+ '/node_modules/my-package-with-package-root/src/deep-folder/moduleA.js',
+ 'my-package-with-package-root',
+ ),
+ ).toEqual('/node_modules/my-package-with-package-root/index.js')
+ expect(
+ resolve(
+ '/node_modules/my-package-with-package-root/src/deep-folder/moduleA.js',
+ 'my-package-with-package-root/src/other-folder/moduleB',
+ ),
+ ).toEqual('/node_modules/my-package-with-package-root/src/other-folder/moduleB.js')
+ })
+
+ it('resolves clsx', () => {
+ expect(resolve('/app/components/hydrogen/Button.jsx', 'clsx')).toEqual(
+ '/node_modules/clsx/dist/clsx.js',
+ )
+ })
+
+ it('resolves /utopia/layout.utopia', () => {
+ expect(resolve('/utopia/text.utopia.js', './layout.utopia')).toEqual('/utopia/layout.utopia.js')
+ })
})
diff --git a/editor/src/core/es-modules/package-manager/module-resolution.ts b/editor/src/core/es-modules/package-manager/module-resolution.ts
index 8904005017ff..b570990de635 100644
--- a/editor/src/core/es-modules/package-manager/module-resolution.ts
+++ b/editor/src/core/es-modules/package-manager/module-resolution.ts
@@ -1,180 +1,261 @@
-import type {
- ProjectFile,
- NodeModules,
- ESCodeFile,
- ESRemoteDependencyPlaceholder,
-} from '../../shared/project-file-types'
-import { isEsCodeFile, esCodeFile } from '../../shared/project-file-types'
-import type { ParseResult } from '../../../utils/value-parser-utils'
-import {
- optionalObjectKeyParser,
- parseString,
- parseAlternative,
- parseObject,
- parseFalse,
-} from '../../../utils/value-parser-utils'
-import type { Either } from '../../shared/either'
-import {
- applicative3Either,
- applicative4Either,
- foldEither,
- isLeft,
- isRight,
- left,
- right,
-} from '../../shared/either'
-import { setOptionalProp } from '../../shared/object-utils'
+import type { MapLike } from 'typescript'
import type { ProjectContentTreeRoot } from '../../../components/assets'
import { getContentsTreeFileFromElements } from '../../../components/assets'
+import { applyFilePathMappingsToFilePath } from '../../../core/workers/common/project-file-utils'
+import {
+ getParentDirectory,
+ getPartsFromPath,
+ makePathFromParts,
+ normalizePath,
+ stripTrailingSlash,
+} from '../../../utils/path-utils'
+import type { ParseResult } from '../../../utils/value-parser-utils'
+import { getFilePathMappings } from '../../model/project-file-utils'
import { dropLast, last } from '../../shared/array-utils'
-import { getPartsFromPath, makePathFromParts, normalizePath } from '../../../utils/path-utils'
-import type { MapLike } from 'typescript'
-
-import LRU from 'lru-cache'
+import type { Either } from '../../shared/either'
+import { foldEither, isLeft, isRight, left, right } from '../../shared/either'
+import type { NodeModules, ProjectFile } from '../../shared/project-file-types'
+import { esCodeFile, isEsCodeFile } from '../../shared/project-file-types'
import type { BuiltInDependencies } from './built-in-dependencies-list'
-import { getFilePathMappings } from '../../model/project-file-utils'
-import { applyFilePathMappingsToFilePath } from '../../../core/workers/common/project-file-utils'
+import { loadPackageSelf, loadPackageImports, loadPackageExports } from './module-resolution-esm'
+import type {
+ FileForPathParts,
+ FileLookupFn,
+ FileLookupResult,
+ PartialPackageJsonDefinition,
+} from './module-resolution-utils'
+import {
+ fileLookupResult,
+ getPartialPackageJson,
+ isResolveSuccess,
+ resolveNotPresent,
+ resolveSuccessIgnoreModule,
+} from './module-resolution-utils'
-const partialPackageJsonCache: LRU> = new LRU({
- max: 20,
-})
-function getPartialPackageJson(contents: string): ParseResult {
- const fromCache = partialPackageJsonCache.get(contents)
- if (fromCache == null) {
- const jsonParsed = JSON.parse(contents)
- const result = parsePartialPackageJsonDefinition(jsonParsed)
- partialPackageJsonCache.set(contents, result)
- return result
- } else {
- return fromCache
- }
-}
+// Using the logic from https://nodejs.org/api/modules.html#all-together
-interface ResolveSuccess {
- type: 'RESOLVE_SUCCESS'
- success: T
+function loadAsFile(
+ projectContents: ProjectContentTreeRoot,
+ pathParts: string[],
+): FileLookupResult {
+ return abstractLoadAsFile(projectContentsFileForPathParts(projectContents), pathParts)
}
-function resolveSuccess(success: T): ResolveSuccess {
- return {
- type: 'RESOLVE_SUCCESS',
- success: success,
+// LOAD_AS_FILE(X)
+function abstractLoadAsFile(
+ fileForPathParts: FileForPathParts,
+ pathParts: string[],
+): FileLookupResult {
+ const normalisedPathParts = normalizePath(pathParts)
+ const pathToFile = dropLast(normalisedPathParts)
+ const lastPart = last(normalisedPathParts)
+ if (lastPart == null) {
+ return resolveNotPresent
}
-}
-interface ResolveNotPresent {
- type: 'RESOLVE_NOT_PRESENT'
-}
+ // If X is a file, load X as its file extension format
+ const asFileResult = fileForPathParts(normalisedPathParts)
+ if (isResolveSuccess(asFileResult)) {
+ return asFileResult
+ }
-const resolveNotPresent: ResolveNotPresent = {
- type: 'RESOLVE_NOT_PRESENT',
-}
+ // If X.js(x) is a file
+ const withJs = lastPart + '.js'
+ const withJsResult = fileForPathParts(pathToFile.concat(withJs))
+ if (isResolveSuccess(withJsResult)) {
+ return withJsResult
+ }
-interface ResolveSuccessIgnoreModule {
- type: 'RESOLVE_SUCCESS_IGNORE_MODULE'
-}
+ const withJsx = lastPart + '.jsx'
+ const withJsxResult = fileForPathParts(pathToFile.concat(withJsx))
+ if (isResolveSuccess(withJsxResult)) {
+ return withJsxResult
+ }
-export function isResolveSuccessIgnoreModule(
- resolveResult: ResolveResult,
-): resolveResult is ResolveSuccessIgnoreModule {
- return resolveResult.type === 'RESOLVE_SUCCESS_IGNORE_MODULE'
-}
+ // If X.json is a file, load X.json to a JavaScript Object
+ const withJson = lastPart + '.json'
+ const withJsonResult = fileForPathParts(pathToFile.concat(withJson))
+ if (isResolveSuccess(withJsonResult)) {
+ return withJsonResult
+ }
-const resolveSuccessIgnoreModule: ResolveSuccessIgnoreModule = {
- type: 'RESOLVE_SUCCESS_IGNORE_MODULE',
+ return resolveNotPresent
}
-type ResolveResult = ResolveNotPresent | ResolveSuccessIgnoreModule | ResolveSuccess
+function processPackageJson(potentiallyJsonCode: string): string | null {
+ let possiblePackageJson: ParseResult
+ try {
+ possiblePackageJson = getPartialPackageJson(potentiallyJsonCode)
+ } catch {
+ return null
+ }
+ return foldEither(
+ (_) => null,
+ (packageJson) => {
+ // const moduleName: string | null = packageJson.name ?? null
+ const browserEntry: string | MapLike | null = packageJson.browser ?? null
+ const mainEntry: string | null = packageJson.main ?? null
+ // const moduleEntry: string | null = packageJson.module ?? null
-export function isResolveSuccess(
- resolveResult: ResolveResult,
-): resolveResult is ResolveSuccess {
- return resolveResult.type === 'RESOLVE_SUCCESS'
-}
+ if (browserEntry != null && typeof browserEntry === 'string') {
+ return browserEntry
+ } else if (mainEntry != null) {
+ return mainEntry
+ // } else if (moduleEntry != null) {
+ // return moduleEntry
+ // } else if (moduleName != null) {
+ // return moduleName
+ }
-export function isResolveNotPresent(
- resolveResult: ResolveResult,
-): resolveResult is ResolveNotPresent {
- return resolveResult.type === 'RESOLVE_NOT_PRESENT'
+ return null
+ },
+ possiblePackageJson,
+ )
}
-interface FoundFile {
- path: string
- file: ESCodeFile | ESRemoteDependencyPlaceholder
+function loadAsDirectory(
+ projectContents: ProjectContentTreeRoot,
+ pathParts: string[],
+): FileLookupResult {
+ return abstractLoadAsDirectory(projectContentsFileForPathParts(projectContents), pathParts)
}
-export type FileLookupResult = ResolveResult
-
-function fileLookupResult(
- path: string,
- file: ESCodeFile | ESRemoteDependencyPlaceholder | null,
+// LOAD_AS_DIRECTORY(X)
+function abstractLoadAsDirectory(
+ fileForPathParts: FileForPathParts,
+ pathParts: string[],
): FileLookupResult {
- if (file == null) {
- return resolveNotPresent
- } else {
- return resolveSuccess({
- path: path,
- file: file,
- })
- }
-}
+ const normalisedPathParts = normalizePath(pathParts) // X
-type FileLookupFn = (path: string[], direct: boolean) => FileLookupResult
+ // If X/package.json is a file
+ const jsonFileResult = fileForPathParts(normalisedPathParts.concat('package.json'))
+ if (isResolveSuccess(jsonFileResult) && isEsCodeFile(jsonFileResult.success.file)) {
+ // Parse X/package.json, and look for "browser" or "main" field
+ const mainEntryPath = processPackageJson(jsonFileResult.success.file.fileContents)
-function fallbackLookup(
- lookupFn: FileLookupFn,
- path: Array,
- direct: boolean,
-): FileLookupResult {
- const asIsPath = normalizePath(path)
- const pathToFile = dropLast(asIsPath)
- const lastPart = last(asIsPath)
- if (lastPart == null) {
- return resolveNotPresent
- } else {
- const asIsResult = lookupFn(asIsPath, direct)
- if (isResolveSuccess(asIsResult)) {
- return asIsResult
- }
+ if (mainEntryPath != null) {
+ // let M = X + (json main field)
+ const mainEntryPathParts = [...normalisedPathParts, ...getPartsFromPath(mainEntryPath)]
- if (!direct) {
- const withJs = lastPart + '.js'
- const withJsResult = lookupFn(pathToFile.concat(withJs), direct)
- if (isResolveSuccess(withJsResult)) {
- return withJsResult
+ // LOAD_AS_FILE(M)
+ const mainEntryResult = abstractLoadAsFile(fileForPathParts, mainEntryPathParts)
+ if (isResolveSuccess(mainEntryResult)) {
+ return mainEntryResult
}
- const withJsx = lastPart + '.jsx'
- const withJsxResult = lookupFn(pathToFile.concat(withJsx), direct)
- if (isResolveSuccess(withJsxResult)) {
- return withJsxResult
+ // LOAD_INDEX(M)
+ const loadIndexMResult = loadIndex(fileForPathParts, mainEntryPathParts)
+ if (isResolveSuccess(loadIndexMResult)) {
+ return loadIndexMResult
}
- // TODO this also needs JSON parsing
- const withJson = lastPart + '.json'
- const withJsonResult = lookupFn(pathToFile.concat(withJson), direct)
- if (isResolveSuccess(withJsonResult)) {
- return withJsonResult
- }
+ // LOAD_INDEX(X) DEPRECATED - note that this is only deprecated in the case where "main" is truthy
+ return loadIndex(fileForPathParts, normalisedPathParts)
}
+ }
- return resolveNotPresent
+ // If "main" is a falsy value
+ // LOAD_INDEX(X)
+ return loadIndex(fileForPathParts, normalisedPathParts)
+}
+
+// LOAD_INDEX(X)
+function loadIndex(fileForPathParts: FileForPathParts, pathParts: string[]): FileLookupResult {
+ // 1. If X/index.js is a file
+ // a. Find the closest package scope SCOPE to X.
+ // b. If no scope was found, load X/index.js as a CommonJS module. STOP.
+ // c. If the SCOPE/package.json contains "type" field,
+ // 1. If the "type" field is "module", load X/index.js as an ECMAScript module. STOP.
+ // 2. Else, load X/index.js as an CommonJS module. STOP.
+ // Note: We don't attempt to load as an ECMAScript, as we can't - instead we'll try to load whatever
+ // it is as CommonJS, and if it turns out to be an esm we'll attempt to transpile it to CommonJS
+
+ const indexJSResult = abstractLoadAsFile(fileForPathParts, pathParts.concat('index.js'))
+ if (isResolveSuccess(indexJSResult)) {
+ return indexJSResult
}
+
+ // If X/index.json is a file, parse X/index.json to a JavaScript object
+ return abstractLoadAsFile(fileForPathParts, pathParts.concat('index.json'))
+
+ // If X/index.node is a file, load X/index.node as binary addon - not applicable
+}
+
+// NODE_MODULES_PATHS
+function nodeModulesPaths(path: string): Array {
+ // let PARTS = path split(START)
+ const pathParts = getPartsFromPath(path)
+
+ // let DIRS = []
+ let dirs: Array = []
+
+ // The algorithm builds dirs in descending order, but we'll do it in ascending and reverse
+ pathParts.forEach((part, index) => {
+ // if PARTS[I] = "node_modules" CONTINUE
+ if (part === 'node_modules') {
+ return
+ }
+
+ // DIR = path join(PARTS[0 .. I] + "node_modules")
+ const dir = makePathFromParts(pathParts.slice(0, index + 1).concat('node_modules'))
+
+ // DIRS = DIR + DIRS
+ dirs.push(dir)
+ })
+ dirs.reverse()
+
+ // return DIRS + GLOBAL_FOLDERS
+ return dirs.concat('/node_modules/')
}
-function nodeModulesFileLookup(
+// LOAD_NODE_MODULES
+function loadNodeModules(
nodeModules: NodeModules,
- path: Array,
- direct: boolean,
+ path: string,
+ originPath: string,
+ lookupFn: FileLookupFn,
): FileLookupResult {
- return fallbackLookup(
- (innerPath: string[], innerDirect: boolean) => {
- const filename = makePathFromParts(innerPath)
- return fileLookupResult(filename, nodeModules[filename])
- },
- path,
- direct,
- )
+ const packageJsonLookupFn = nodeModulesFileForPathParts(nodeModules)
+
+ // let DIRS = NODE_MODULES_PATHS(START)
+ const dirs = nodeModulesPaths(originPath).reverse()
+ const targetOrigins = [originPath, ...dirs]
+
+ for (const targetOrigin of targetOrigins) {
+ // for each DIR in DIRS:
+
+ // LOAD_PACKAGE_EXPORTS(X, DIR)
+ const packageExportsResult = loadPackageExports(
+ path,
+ targetOrigin,
+ packageJsonLookupFn,
+ lookupFn,
+ )
+ if (isResolveSuccess(packageExportsResult)) {
+ return packageExportsResult
+ }
+
+ const pathForLookup = path.startsWith('/')
+ ? path
+ : `${stripTrailingSlash(targetOrigin)}/${path}`
+
+ const pathParts = getPartsFromPath(pathForLookup)
+ const normalisedPathParts = normalizePath(pathParts)
+
+ // LOAD_AS_FILE(DIR/X)
+ const asFileResult = abstractLoadAsFile(packageJsonLookupFn, normalisedPathParts)
+ if (isResolveSuccess(asFileResult)) {
+ return asFileResult
+ }
+
+ // LOAD_AS_DIRECTORY(DIR/X)
+ const asDirectoryResult = abstractLoadAsDirectory(packageJsonLookupFn, normalisedPathParts)
+ if (isResolveSuccess(asDirectoryResult)) {
+ return asDirectoryResult
+ }
+ }
+
+ return resolveNotPresent
}
function getProjectFileContentsAsString(file: ProjectFile): string | null {
@@ -193,240 +274,52 @@ function getProjectFileContentsAsString(file: ProjectFile): string | null {
}
}
-function projectContentsFileLookup(
+function projectContentsFileForPathParts(
projectContents: ProjectContentTreeRoot,
- path: Array,
- direct: boolean,
-): FileLookupResult {
- return fallbackLookup(
- (innerPath: string[]) => {
- const projectFile = getContentsTreeFileFromElements(projectContents, innerPath)
- if (projectFile == null) {
+): FileForPathParts {
+ return (pathParts: string[]) => {
+ const projectFile = getContentsTreeFileFromElements(projectContents, pathParts)
+ if (projectFile == null) {
+ return resolveNotPresent
+ } else {
+ const fileContents = getProjectFileContentsAsString(projectFile)
+ if (fileContents == null) {
return resolveNotPresent
} else {
- const fileContents = getProjectFileContentsAsString(projectFile)
- if (fileContents == null) {
- return resolveNotPresent
- } else {
- const filename = makePathFromParts(innerPath)
- return fileLookupResult(filename, esCodeFile(fileContents, 'PROJECT_CONTENTS', filename))
- }
+ const filename = makePathFromParts(pathParts)
+ return fileLookupResult(filename, esCodeFile(fileContents, 'PROJECT_CONTENTS', filename))
}
- },
- path,
- direct,
- )
-}
-
-interface PartialPackageJsonDefinition {
- name?: string
- main?: string
- module?: string
- browser?: string | MapLike
-}
-
-export function parsePartialPackageJsonDefinition(
- value: unknown,
-): ParseResult {
- return applicative4Either(
- (name, main, module, browser) => {
- let result: PartialPackageJsonDefinition = {}
- setOptionalProp(result, 'name', name)
- setOptionalProp(result, 'main', main)
- setOptionalProp(result, 'module', module)
- setOptionalProp(result, 'browser', browser)
- return result
- },
- optionalObjectKeyParser(parseString, 'name')(value),
- optionalObjectKeyParser(parseString, 'main')(value),
- optionalObjectKeyParser(parseString, 'module')(value),
- optionalObjectKeyParser(
- parseAlternative>(
- [
- parseString,
- parseObject(
- parseAlternative(
- [parseString, parseFalse],
- `package.browser replacement entries must be either string or 'false' for ignoring a package`,
- ),
- ),
- ],
- 'package.browser field must either be a string or an object with type {[key: string]: string}',
- ),
- 'browser',
- )(value),
- )
-}
-
-function processPackageJson(
- potentiallyJsonCode: string,
- containerFolder: string[],
-): ResolveResult> {
- let possiblePackageJson: ParseResult
- try {
- possiblePackageJson = getPartialPackageJson(potentiallyJsonCode)
- } catch {
- return resolveNotPresent
+ }
}
- return foldEither(
- (_) => resolveNotPresent,
- (packageJson) => {
- const moduleName: string | null = packageJson.name ?? null
- const browserEntry: string | MapLike | null = packageJson.browser ?? null
- const mainEntry: string | null = packageJson.main ?? null
- const moduleEntry: string | null = packageJson.module ?? null
-
- if (browserEntry != null && typeof browserEntry === 'string') {
- return resolveSuccess(
- normalizePath([...containerFolder, ...getPartsFromPath(browserEntry)]),
- )
- } else if (mainEntry != null) {
- return resolveSuccess(normalizePath([...containerFolder, ...getPartsFromPath(mainEntry)]))
- } else if (moduleEntry != null) {
- return resolveSuccess(normalizePath([...containerFolder, ...getPartsFromPath(moduleEntry)]))
- } else if (moduleName != null) {
- return resolveSuccess(normalizePath([...containerFolder, ...getPartsFromPath(moduleName)]))
- } else if (containerFolder.length > 0) {
- return resolveSuccess(normalizePath(containerFolder))
- }
-
- return resolveNotPresent
- },
- possiblePackageJson,
- )
}
-function resolvePackageJson(
- fileLookupFn: FileLookupFn,
- packageJsonFolder: string[],
-): FileLookupResult {
- const normalizedFolderPath = normalizePath(packageJsonFolder)
- const folderPackageJson = fileLookupFn([...normalizedFolderPath, 'package.json'], true)
- if (isResolveSuccess(folderPackageJson) && isEsCodeFile(folderPackageJson.success.file)) {
- const mainEntryPath = processPackageJson(
- folderPackageJson.success.file.fileContents,
- normalizedFolderPath,
- )
- if (isResolveSuccess(mainEntryPath)) {
- // try loading the entry path as a file
- const mainEntryResult = fileLookupFn(mainEntryPath.success, false)
- if (isResolveSuccess(mainEntryResult)) {
- return mainEntryResult
- } else {
- // fallback to loading it as a folder with an index.js
- const indexJsPath = [...mainEntryPath.success, 'index']
- return fileLookupFn(indexJsPath, false)
- }
- } else {
+function nodeModulesFileForPathParts(nodeModules: NodeModules): FileForPathParts {
+ return (pathParts: string[]) => {
+ const filename = makePathFromParts(pathParts)
+ const nodeModulesFile = nodeModules[filename]
+ if (nodeModulesFile == null) {
return resolveNotPresent
+ } else {
+ return fileLookupResult(filename, nodeModulesFile)
}
}
- return resolveNotPresent
}
-function findPackageJsonForPath(fileLookupFn: FileLookupFn, origin: string[]): FileLookupResult {
+function findPackageJsonForPath(
+ fileLookupFn: FileLookupFn,
+ originPathParts: string[],
+): FileLookupResult {
// 1. look for /package.json
- const packageJsonResult = fileLookupFn([...origin, 'package.json'], true)
+ const packageJsonResult = fileLookupFn(`./package.json`, makePathFromParts(originPathParts))
if (isResolveSuccess(packageJsonResult)) {
return packageJsonResult
} else {
// 2. repeat in the parent folder
- if (origin.length === 0) {
+ if (originPathParts.length === 0) {
// we exhausted all folders without success
return resolveNotPresent
} else {
- return findPackageJsonForPath(fileLookupFn, origin.slice(0, -1))
- }
- }
-}
-
-function resolveNonRelativeModule(
- fileLookupFn: FileLookupFn,
- importOrigin: string[],
- toImport: string[],
-): FileLookupResult {
- const pathElements = [...importOrigin, 'node_modules', ...toImport]
- // 1. look for ./node_modules/.js
- const packageNameResult = fileLookupFn(pathElements, false)
- if (isResolveSuccess(packageNameResult)) {
- return packageNameResult
- } else {
- // 2. look for ./node_modules//package.json
- const packageJsonResult = resolvePackageJson(fileLookupFn, pathElements)
- if (isResolveSuccess(packageJsonResult)) {
- return packageJsonResult
- } else {
- // 3. look for ./node_modules//index.js
- const indexJsPath = [...pathElements, 'index']
- const indexJSResult = fileLookupFn(indexJsPath, false)
- if (isResolveSuccess(indexJSResult)) {
- return indexJSResult
- } else {
- // 4. repeat in the parent folder
- if (importOrigin.length === 0) {
- // we exhausted all folders without success
- return resolveNotPresent
- } else {
- return resolveNonRelativeModule(fileLookupFn, importOrigin.slice(0, -1), toImport)
- }
- }
- }
- }
-}
-
-function resolveRelativeModule(
- fileLookupFn: FileLookupFn,
- importOrigin: string[],
- toImport: string[],
-): FileLookupResult {
- const pathElements = [...importOrigin, ...toImport]
- // 1. look for a file named
- const importNameResult = fileLookupFn(pathElements, false)
- if (isResolveSuccess(importNameResult)) {
- return importNameResult
- } else {
- // 2. look for /package.json
- const packageJsonResult = resolvePackageJson(fileLookupFn, pathElements)
- if (isResolveSuccess(packageJsonResult)) {
- return packageJsonResult
- } else {
- // 3. look for /index.js
- return fileLookupFn([...pathElements, 'index'], false)
- }
- }
-}
-
-// Module resolution logic based on what Node / Typescript does https://www.typescriptlang.org/docs/handbook/module-resolution.html#node
-
-// TODO there's way more module resolution rules here https://parceljs.org/module_resolution.html#module-resolution
-
-// TODO an even more comprehensive writeup https://nodejs.org/api/modules.html#modules_all_together
-
-function resolveModuleInternal(
- fileLookupFn: FileLookupFn,
- importOrigin: string,
- toImport: string,
-): FileLookupResult {
- if (toImport.startsWith('/')) {
- // absolute import
- return resolveRelativeModule(
- fileLookupFn,
- [], // this import is relative to the root
- getPartsFromPath(toImport),
- )
- } else {
- if (toImport.startsWith('.')) {
- return resolveRelativeModule(
- fileLookupFn,
- getPartsFromPath(importOrigin).slice(0, -1),
- getPartsFromPath(toImport),
- )
- } else {
- return resolveNonRelativeModule(
- fileLookupFn,
- getPartsFromPath(importOrigin).slice(0, -1),
- getPartsFromPath(toImport),
- )
+ return findPackageJsonForPath(fileLookupFn, originPathParts.slice(0, -1))
}
}
}
@@ -482,15 +375,64 @@ function resolveModuleAndApplySubstitutions(
importOrigin: string,
toImport: string,
): FileLookupResult {
- function lookupFn(path: string[], direct: boolean): FileLookupResult {
- const nodeModulesResult = nodeModulesFileLookup(nodeModules, path, direct)
- if (isResolveSuccess(nodeModulesResult)) {
- return nodeModulesResult
- } else {
- return projectContentsFileLookup(projectContents, path, direct)
+ // require(X) from module at path Y
+ function lookupFn(path: string, innerImportOrigin: string): FileLookupResult {
+ // 1 Check if it's a core module - this first step is irrelevant to us, since the browser has no core modules
+ if (path.startsWith('/') || path.startsWith('./') || path.startsWith('../')) {
+ // pathForLookup here is Y + X
+ const pathForLookup = path.startsWith('/') // If X begins with '/' set Y to be the file system root
+ ? path
+ : `${stripTrailingSlash(innerImportOrigin)}/${path}`
+ const pathParts = getPartsFromPath(pathForLookup)
+
+ // LOAD_AS_FILE(Y + X)
+ const projectContentsFileLookupResult = loadAsFile(projectContents, pathParts)
+
+ if (isResolveSuccess(projectContentsFileLookupResult)) {
+ return projectContentsFileLookupResult
+ }
+
+ // LOAD_AS_DIRECTORY(Y + X)
+ const projectContentsDirectoryLookupResult = loadAsDirectory(projectContents, pathParts)
+ if (isResolveSuccess(projectContentsDirectoryLookupResult)) {
+ return projectContentsDirectoryLookupResult
+ }
+ } else if (path.startsWith('#')) {
+ // If X begins with '#'
+ // LOAD_PACKAGE_IMPORTS(X, dirname(Y))
+ return loadPackageImports(
+ path,
+ innerImportOrigin,
+ innerImportOrigin.startsWith('/node_modules')
+ ? nodeModulesFileForPathParts(nodeModules)
+ : projectContentsFileForPathParts(projectContents),
+ lookupFn,
+ )
+ }
+
+ // LOAD_PACKAGE_SELF(X, dirname(Y))
+ const packageExportsResult = loadPackageSelf(
+ path,
+ innerImportOrigin,
+ projectContentsFileForPathParts(projectContents),
+ lookupFn,
+ )
+
+ if (isResolveSuccess(packageExportsResult)) {
+ return packageExportsResult
}
+
+ // LOAD_NODE_MODULES(X, dirname(Y)), returning the result here either way in place of `throw 'not fount'`
+ return loadNodeModules(
+ nodeModules,
+ path,
+ innerImportOrigin.startsWith('/node_modules') ? innerImportOrigin : '/node_modules',
+ lookupFn,
+ )
}
+ // We first need to check for the presence of a `browser` field in the current module's package.json, as that
+ // can suggest an alternative mapping to use for modules it is importing https://github.com/defunctzombie/package-browser-field-spec
const substitutedImport: Either = findSubstitutionsForImport(
lookupFn,
importOrigin,
@@ -505,7 +447,8 @@ function resolveModuleAndApplySubstitutions(
substitutedImport.value,
filePathMappings,
)
- return resolveModuleInternal(lookupFn, importOrigin, unAliasedImport)
+
+ return lookupFn(unAliasedImport, getParentDirectory(importOrigin))
}
}
diff --git a/editor/src/core/es-modules/package-manager/package-manager.ts b/editor/src/core/es-modules/package-manager/package-manager.ts
index 0e90fe32c94a..e7971183db65 100644
--- a/editor/src/core/es-modules/package-manager/package-manager.ts
+++ b/editor/src/core/es-modules/package-manager/package-manager.ts
@@ -1,12 +1,7 @@
import type { NodeModules, ESCodeFile } from '../../shared/project-file-types'
import { isEsCodeFile, isEsRemoteDependencyPlaceholder } from '../../shared/project-file-types'
import type { RequireFn, TypeDefinitions } from '../../shared/npm-dependency-types'
-import {
- isResolveNotPresent,
- isResolveSuccess,
- isResolveSuccessIgnoreModule,
- resolveModule,
-} from './module-resolution'
+import { resolveModule } from './module-resolution'
import { evaluator } from '../evaluator/evaluator'
import { fetchMissingFileDependency } from './fetch-packages'
import type { EditorDispatch } from '../../../components/editor/action-types'
@@ -17,10 +12,13 @@ import { utopiaApiTypings } from './utopia-api-typings'
import { resolveBuiltInDependency } from './built-in-dependencies'
import type { ProjectContentTreeRoot } from '../../../components/assets'
import { applyLoaders } from '../../webpack-loaders/loaders'
-import { string } from 'prop-types'
-import { Either } from '../../shared/either'
import type { CurriedUtopiaRequireFn } from '../../../components/custom-code/code-file'
import type { BuiltInDependencies } from './built-in-dependencies-list'
+import {
+ isResolveNotPresent,
+ isResolveSuccess,
+ isResolveSuccessIgnoreModule,
+} from './module-resolution-utils'
import type { FrameworkHooks } from '../../frameworks/framework-hooks'
import { getFrameworkHooks } from '../../frameworks/framework-hooks'
diff --git a/editor/src/core/es-modules/test-cases/module-resolution-examples.json b/editor/src/core/es-modules/test-cases/module-resolution-examples.json
index a0bf7334fa06..f094135cf88f 100644
--- a/editor/src/core/es-modules/test-cases/module-resolution-examples.json
+++ b/editor/src/core/es-modules/test-cases/module-resolution-examples.json
@@ -230,25 +230,70 @@
"isModule": false,
"requires": []
},
- "my-package-with-package-root/src/deep-folder/moduleA.js": {
+ "/node_modules/module-with-exports-and-imports/package.json": {
+ "content": "{\"name\": \"module-with-exports-and-imports\", \"main\": \"index.main.js\", \"exports\": \"index.exports.js\", \"imports\": {\"#dep\": \"./dep.js\"}}",
+ "isModule": false,
+ "requires": []
+ },
+ "/node_modules/module-with-exports-and-imports/index.main.js": {
"content": "exports.cica = 'kitten';",
"isModule": false,
"requires": []
},
- "my-package-with-package-root/src/other-folder/moduleB.js": {
+ "/node_modules/module-with-exports-and-imports/dep.js": {
"content": "exports.cica = 'kitten';",
"isModule": false,
"requires": []
},
- "my-package-with-package-root/index.js": {
+ "/node_modules/module-with-exports-and-imports-objects/package.json": {
+ "content": "{\"name\": \"module-with-exports-and-imports-objects\", \"main\": \"index.main.js\", \"exports\": {\".\": \"index.exports.js\", \"./submodule\": \"./src/submodule.js\"}, \"imports\": {\"#dep\": {\"default\": \"./dep.js\"}}}",
+ "isModule": false,
+ "requires": []
+ },
+ "/node_modules/module-with-exports-and-imports-objects/index.main.js": {
"content": "exports.cica = 'kitten';",
"isModule": false,
"requires": []
},
- "my-package-with-package-root/package.json": {
+ "/node_modules/module-with-exports-and-imports-objects/dep.js": {
+ "content": "exports.cica = 'kitten';",
+ "isModule": false,
+ "requires": []
+ },
+ "/node_modules/module-with-exports-and-imports-objects/src/submodule.js": {
+ "content": "exports.cica = 'kitten';",
+ "isModule": false,
+ "requires": []
+ },
+ "/node_modules/my-package-with-package-root/src/deep-folder/moduleA.js": {
+ "content": "exports.cica = 'kitten';",
+ "isModule": false,
+ "requires": []
+ },
+ "/node_modules/my-package-with-package-root/src/other-folder/moduleB.js": {
+ "content": "exports.cica = 'kitten';",
+ "isModule": false,
+ "requires": []
+ },
+ "/node_modules/my-package-with-package-root/index.js": {
+ "content": "exports.cica = 'kitten';",
+ "isModule": false,
+ "requires": []
+ },
+ "/node_modules/my-package-with-package-root/package.json": {
"content": "{\"name\": \"my-package-with-package-root\", \"main\": \".index.js\"}",
"isModule": false,
"requires": []
+ },
+ "/node_modules/clsx/package.json": {
+ "content": "{\"name\": \"clsx\", \"main\": \"dist/clsx.js\", \"exports\": {\".\": {\"default\": { \"default\": \"./dist/clsx.js\"}}}}",
+ "isModule": false,
+ "requires": []
+ },
+ "/node_modules/clsx/dist/clsx.js": {
+ "content": "exports.cica = 'kitten';",
+ "isModule": false,
+ "requires": []
}
},
"dependency": {
diff --git a/editor/src/core/frameworks/framework-hooks-vite.ts b/editor/src/core/frameworks/framework-hooks-vite.ts
index c5b67b7cfe2f..fd6fd2992af5 100644
--- a/editor/src/core/frameworks/framework-hooks-vite.ts
+++ b/editor/src/core/frameworks/framework-hooks-vite.ts
@@ -9,8 +9,9 @@ import type { ComponentToImport, CreationDataFromProject } from '../model/storyb
import { namedComponentToImport, PossiblyMainComponentNames } from '../model/storyboard-utils'
import { mergeImports } from '../workers/common/project-file-utils'
import { absolutePathFromRelativePath } from '../../utils/path-utils'
-import type { FileLookupResult } from '../es-modules/package-manager/module-resolution'
-import { isResolveSuccess, resolveModule } from '../es-modules/package-manager/module-resolution'
+import type { FileLookupResult } from '../es-modules/package-manager/module-resolution-utils'
+import { isResolveSuccess } from '../es-modules/package-manager/module-resolution-utils'
+import { resolveModule } from '../es-modules/package-manager/module-resolution'
import { getMainScriptElement, getRootElement, parseHtml } from '../shared/dom-utils'
export class ViteFrameworkHooks implements FrameworkHooks {
diff --git a/editor/src/utils/path-utils.ts b/editor/src/utils/path-utils.ts
index 13dad8741a71..33fbc1fd77e9 100644
--- a/editor/src/utils/path-utils.ts
+++ b/editor/src/utils/path-utils.ts
@@ -33,7 +33,7 @@ export function getParentDirectory(filepath: string): string {
return makePathFromParts(getPartsFromPath(filepath).slice(0, -1))
}
-type SubPathCache = { [key: string]: PathCache }
+type SubPathCache = Map
interface PathCache {
cachedString: string
@@ -47,7 +47,7 @@ function pathCache(cachedString: string, subPathCache: SubPathCache): PathCache
}
}
-let rootPathCache: SubPathCache = {}
+let rootPathCache: SubPathCache = new Map()
function getPathFromCache(parts: Array): string {
let workingSubCache: SubPathCache = rootPathCache
@@ -55,15 +55,14 @@ function getPathFromCache(parts: Array): string {
let partsSoFar: Array = []
for (const part of parts) {
partsSoFar.push(part)
- if (part in workingSubCache) {
- // The `in` check above proves this does not return `undefined`.
- workingPathCache = workingSubCache[part]!
+ if (workingSubCache.has(part)) {
+ workingPathCache = workingSubCache.get(part)!
workingSubCache = workingPathCache.subPathCache
} else {
const cachedString = `/${partsSoFar.join('/')}`
- const newPathCache = pathCache(cachedString, {})
+ const newPathCache = pathCache(cachedString, new Map())
workingPathCache = newPathCache
- workingSubCache[part] = newPathCache
+ workingSubCache.set(part, newPathCache)
workingSubCache = newPathCache.subPathCache
}
}