IssueTracker

This is an issue with Kotlinpoet and was actually fixed recently in https://github.com/square/kotlinpoet/pull/597

We'll have to wait for their next release to update Safe Args dependency to avoid this case.

New release of kotlinPoet
https://github.com/square/kotlinpoet/releases/tag/1.1.0

Project: platform/frameworks/support
Branch: androidx-master-dev

commit 73ef5e0d44bd3f8293faccd61f7a8a2f01ba81b5
Author: Ian Lake <ilake@google.com>
Date:   Fri Mar 15 15:10:39 2019

    Upgrade Safe Args to use KotlinPoet 1.1.0
   
    Picks up bug fixes in KotlinPoet, namely support
    for really long package names from
    https://github.com/square/kotlinpoet/pull/597
   
    Test: newly added tests
    Fixes: 123654948
    Change-Id: I8ed4e5082065877aa0f54d53007932c97bb7aa76

M       buildSrc/src/main/kotlin/androidx/build/dependencies/Dependencies.kt
M       navigation/safe-args-generator/src/tests/kotlin/androidx/navigation/safe/args/generator/JavaNavWriterTest.kt
M       navigation/safe-args-generator/src/tests/kotlin/androidx/navigation/safe/args/generator/KotlinNavWriterTest.kt
A       navigation/safe-args-generator/src/tests/test-data/a/b/secondreallyreallyreallyreallyreallyreallyreallyreallyreallyreallyreallyreallyreallyreallyreallyreallylongpackage/R.java
A       navigation/safe-args-generator/src/tests/test-data/expected/java_nav_writer_test/LongPackageFragmentDirections.java
A       navigation/safe-args-generator/src/tests/test-data/expected/kotlin_nav_writer_test/LongPackageFragmentDirections.kt

https://android-review.googlesource.com/930460
https://goto.google.com/android-sha1/73ef5e0d44bd3f8293faccd61f7a8a2f01ba81b5

This is fixed internally with Safe Args now relying on KotlinPoet 1.1.0 - expect it in Navigation 2.1.0-alpha01