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Experimental feature to alias a package
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| package scala.tools.nsc | ||
|
|
||
| import java.nio.file.Files | ||
|
|
||
| object PackageSmoosherTest { | ||
| def main(args: Array[String]): Unit = { | ||
| val g = new Global(new Settings) | ||
| g.settings.usejavacp.value = true | ||
| import g._ | ||
| val tmpDir = Files.createTempDirectory("test-classes-") | ||
|
|
||
| val code = | ||
| s""" | ||
| package o { | ||
| package platform { | ||
| package a { | ||
| class A | ||
| object `package` {} | ||
| object SomeObject | ||
| } | ||
| object `package` { | ||
| implicit def foo: a.A = null | ||
| } | ||
| object SomeObject | ||
| } | ||
| package prime { | ||
| package b { | ||
| class B | ||
| } | ||
| package a { | ||
| class A2 | ||
| } | ||
| package q { | ||
| class Query | ||
| } | ||
| class Query | ||
| } | ||
| } | ||
| """ | ||
|
|
||
| def compile(enabled: Boolean)(code: String) = { | ||
| settings.Xprint.value = List("all") | ||
| settings.outdir.value = tmpDir.toAbsolutePath.toString | ||
| if (enabled) | ||
| settings.YaliasPackage.value = "o.prime=o.platform" :: Nil | ||
| reporter.reset() | ||
| val r = new Run | ||
| r.compileSources(newSourceFile(code) :: Nil) | ||
| assert(!reporter.hasErrors) | ||
| } | ||
|
|
||
| compile(enabled = false)(code) | ||
| compile(enabled = true)( | ||
| """ | ||
| | package client { | ||
| | object Client { | ||
| | new o.platform.a.A | ||
| | new o.prime.a.A | ||
| | o.prime.SomeObject | ||
| | o.prime.a.SomeObject | ||
| | } | ||
| | } | ||
| |""".stripMargin) | ||
| compile(enabled = true)( | ||
| """ | ||
| |import o.platform._ | ||
| |import o.prime._ | ||
| |class Test { | ||
| | foo | ||
| | implicitly[o.platform.a.A] | ||
| |} | ||
| |""".stripMargin) | ||
| compile(enabled = true)( | ||
| """ | ||
| |package o.platform.bt | ||
| |object `package` { | ||
| |} | ||
| |object O1 | ||
| |trait T1 | ||
| |""".stripMargin | ||
| ) | ||
| compile(enabled = true)( | ||
| """ | ||
| |package o.prime.bt | ||
| | | ||
| |class C2 | ||
| |""".stripMargin | ||
| ) | ||
|
|
||
| compile(enabled = true)( | ||
| """ | ||
| |import o.platform._ | ||
| |import o.prime.q._ | ||
| | | ||
| |class Test extends Query { | ||
| | | ||
| |} | ||
| |""".stripMargin | ||
| ) | ||
| } | ||
| } |