feat(@JsExport for interfaces): add ability to export interfaces in TypeScript.

2021-11-18 10:07:38 +00:00
parent 4dcfd38236
commit d5dd35cb20
35 changed files with 366 additions and 55 deletions
@@ -0,0 +1,79 @@
+// IGNORE_BACKEND: JS
+// RUN_PLAIN_BOX_FUNCTION
+// INFER_MAIN_MODULE
+
+// MODULE: export_interface
+// FILE: lib.kt
+
+@JsExport
+interface I {
+    val value: Int
+    var variable: Int
+    fun foo(): String
+}
+
+open class NotExportedClass(override var value: Int) : I {
+    override var variable: Int = value
+    override open fun foo(): String = "Not Exported"
+}
+
+@JsExport
+class ExportedClass(override val value: Int) : I {
+    override var variable: Int = value
+    override fun foo(): String = "Exported"
+}
+
+@JsExport
+class AnotherOne : NotExportedClass(42) {
+    override fun foo(): String = "Another One Exported"
+}
+
+@JsExport
+fun generateNotExported(value: Int): NotExportedClass {
+    return NotExportedClass(value)
+}
+
+@JsExport
+fun consume(i: I): String {
+    return "Value is ${i.value}, variable is ${i.variable} and result is '${i.foo()}'"
+}
+
+// FILE: test.js
+function box() {
+    const { I, ExportedClass, AnotherOne, generateNotExported, consume } = this["export_interface"]
+
+    if (I !== undefined) return "Fail: module should not export interface in runtime"
+
+    const exported = new ExportedClass(1)
+    const another = new AnotherOne()
+    const notExported = generateNotExported (3)
+
+    if (exported.foo() !== "Exported") return "Fail: foo function was not generated for ExportedClass"
+    if (another.foo() !== "Another One Exported") return "Fail: foo function was not generated for AnotherOne"
+    if (notExported.foo() !== "Not Exported") return "Fail: foo function was not generated for NotExportedClass"
+
+    if (exported.value !== 1) return "Fail: value getter was not generated for ExportedClass"
+    if (another.value !== 42) return "Fail: value getter was not generated for AnotherOne"
+    if (notExported.value !== 3) return "Fail: value getter was not generated for NotExportedClass"
+
+    if (exported.variable !== 1) return "Fail: variable getter was not generated for ExportedClass"
+    if (another.variable !== 42) return "Fail: variable getter was not generated for AnotherOne"
+    if (notExported.variable !== 3) return "Fail: variable getter was not generated for NotExportedClass"
+
+    exported.variable = 101
+    another.variable = 102
+    notExported.variable = 103
+
+    if (exported.variable !== 101) return "Fail: variable setter was not generated for ExportedClass"
+    if (another.variable !== 102) return "Fail: variable setter was not generated for AnotherOne"
+    if (notExported.variable !== 103) return "Fail: variable setter was not generated for NotExportedClass"
+
+    notExported.value = 42
+    if (notExported.value !== 3) return "Fail: value setter was generated for NotExportedClass, but it shouldn't"
+
+    if (consume(exported) !== "Value is 1, variable is 101 and result is 'Exported'") return "Fail: methods or fields of ExportedClass was mangled"
+    if (consume(another) !== "Value is 42, variable is 102 and result is 'Another One Exported'") return "Fail: methods or fields of AnotherOne was mangled"
+    if (consume(notExported) !== "Value is 3, variable is 103 and result is 'Not Exported'") return "Fail: methods or fields of NotExported was mangled"
+
+    return "OK"
+}