feat(types): Imports

Signed-off-by: Lexus Drumgold <[email protected]>

.eslintrc.cjs

@@ -18,6 +18,12 @@ const config = {
       rules: {
         'sort-keys': 0
       }
+    },
+    {
+      files: ['./src/types/imports.ts'],
+      rules: {
+        '@typescript-eslint/consistent-indexed-object-style': 0
+      }
     }
   ]
 }

src/types/__tests__/imports.spec-d.ts

@@ -0,0 +1,26 @@
+/**
+ * @file Unit Tests - Imports
+ * @module pkg-types/types/tests/Imports
+ */
+
+import type TestSubject from '../imports'
+
+describe('unit:types/Imports', () => {
+  it('should allow empty object', () => {
+    assertType<TestSubject>({})
+  })
+
+  it('should allow object with ExportConditions values', () => {
+    assertType<TestSubject>({
+      '#src': { development: './src/index.ts', production: './dist/index.mjs' },
+      '#src/*': { development: './src/*.ts', production: './dist/*.mjs' }
+    })
+  })
+
+  it('should allow object with string values', () => {
+    assertType<TestSubject>({
+      '#src': './src/index.ts',
+      '#src/*': './src/*.ts'
+    })
+  })
+})

src/types/imports.ts

@@ -0,0 +1,17 @@
+/**
+ * @file Type Definitions - Imports
+ * @module pkg-types/types/Imports
+ */
+
+import type ExportConditions from './export-conditions'
+import type ImportsKey from './imports-key'
+
+/**
+ * Private mappings that only apply to import specifiers from within a
+ * package.
+ *
+ * @see https://nodejs.org/api/packages.html#subpath-imports
+ */
+type Imports = { [key: ImportsKey]: ExportConditions | string }
+
+export type { Imports as default }

src/types/index.ts

@@ -14,6 +14,7 @@ export type { default as ExportConditions } from './export-conditions'
 export type { default as Exports } from './exports'
 export type { default as FundingType } from './funding-type'
 export type { default as HoistingLimits } from './hoisiting-limits'
+export type { default as Imports } from './imports'
 export type { default as ImportsKey } from './imports-key'
 export type { default as OS } from './os'
 export type { default as Registry } from './registry'