feat(types): ExportCondition

Signed-off-by: Lexus Drumgold <unicornware@flexdevelopment.llc>

src/types/__tests__/export-condition.spec-d.ts

@@ -0,0 +1,56 @@
+/**
+ * @file Unit Tests - ExportCondition
+ * @module pkg-types/types/tests/ExportCondition
+ */
+
+import type TestSubject from '../export-condition'
+
+describe('unit:types/ExportCondition', () => {
+  it('should allow "browser"', () => {
+    assertType<TestSubject>('browser')
+  })
+
+  it('should allow "default"', () => {
+    assertType<TestSubject>('default')
+  })
+
+  it('should allow "deno"', () => {
+    assertType<TestSubject>('deno')
+  })
+
+  it('should allow "development"', () => {
+    assertType<TestSubject>('development')
+  })
+
+  it('should allow "electron"', () => {
+    assertType<TestSubject>('electron')
+  })
+
+  it('should allow "import"', () => {
+    assertType<TestSubject>('import')
+  })
+
+  it('should allow "node-addons"', () => {
+    assertType<TestSubject>('node-addons')
+  })
+
+  it('should allow "node"', () => {
+    assertType<TestSubject>('node')
+  })
+
+  it('should allow "production"', () => {
+    assertType<TestSubject>('production')
+  })
+
+  it('should allow "react-native"', () => {
+    assertType<TestSubject>('react-native')
+  })
+
+  it('should allow "require"', () => {
+    assertType<TestSubject>('require')
+  })
+
+  it('should allow "types"', () => {
+    assertType<TestSubject>('types')
+  })
+})

src/types/export-condition.ts

@@ -0,0 +1,29 @@
+/**
+ * @file Type Definitions - ExportCondition
+ * @module pkg-types/types/ExportCondition
+ */
+
+import type { LiteralUnion } from '@flex-development/tutils'
+
+/**
+ * Conditions indicating how to resolve a package entry point.
+ *
+ * @see https://nodejs.org/api/packages.html#conditional-exports
+ */
+type ExportCondition = LiteralUnion<
+  | 'browser'
+  | 'default'
+  | 'deno'
+  | 'development'
+  | 'electron'
+  | 'import'
+  | 'node-addons'
+  | 'node'
+  | 'production'
+  | 'react-native'
+  | 'require'
+  | 'types',
+  string
+>
+
+export type { ExportCondition as default }

src/types/index.ts

@@ -6,6 +6,7 @@
 export type { default as Access } from './access'
 export type { default as CPU } from './cpu'
 export type { default as Engine } from './engine'
+export type { default as ExportCondition } from './export-condition'
 export type { default as HoistingLimits } from './hoisiting-limits'
 export type { default as Registry } from './registry'
 export type { default as Type } from './type'