From 28d2eb2def244054dd7cf580152b6e8ebb42e0cc Mon Sep 17 00:00:00 2001
From: dstarcev <starcev.da@gmai.com>
Date: Fri, 5 Aug 2016 17:39:34 +0300
Subject: [PATCH] Fix NoUnusedImportsRule failing on escaped imports

---
 .../github/shyiko/ktlint/rule/NoUnusedImportsRule.kt  |  2 +-
 .../shyiko/ktlint/rule/NoUnusedImportsRuleTest.kt     | 11 ++++++++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/main/kotlin/com/github/shyiko/ktlint/rule/NoUnusedImportsRule.kt b/src/main/kotlin/com/github/shyiko/ktlint/rule/NoUnusedImportsRule.kt
index 74a54e3108..5969914c63 100644
--- a/src/main/kotlin/com/github/shyiko/ktlint/rule/NoUnusedImportsRule.kt
+++ b/src/main/kotlin/com/github/shyiko/ktlint/rule/NoUnusedImportsRule.kt
@@ -16,7 +16,7 @@ class NoUnusedImportsRule : Rule {
             node.visit { node ->
                 if (node.elementType == KtStubElementTypes.REFERENCE_EXPRESSION) {
                     if (node.psi.getNonStrictParentOfType(KtImportDirective::class.java) == null) {
-                        ref.add(node.text)
+                        ref.add(node.text.trim('`'))
                     }
                 }
             }
diff --git a/src/test/kotlin/com/github/shyiko/ktlint/rule/NoUnusedImportsRuleTest.kt b/src/test/kotlin/com/github/shyiko/ktlint/rule/NoUnusedImportsRuleTest.kt
index b225a73e3b..61b44190bc 100644
--- a/src/test/kotlin/com/github/shyiko/ktlint/rule/NoUnusedImportsRuleTest.kt
+++ b/src/test/kotlin/com/github/shyiko/ktlint/rule/NoUnusedImportsRuleTest.kt
@@ -19,16 +19,20 @@ class NoUnusedImportsRuleTest {
             import p2.B
             import p.C
             import p.a.*
+            import escaped.`when`
+            import escaped.`foo`
 
             fun main() {
                 println(a())
                 C.call(B())
+                `when`()
             }
             """.trimIndent()
         )).isEqualTo(listOf(
             LintError(2, 1, "rule-id", "Unused import"),
             LintError(3, 1, "rule-id", "Unused import"),
-            LintError(4, 1, "rule-id", "Unused import")
+            LintError(4, 1, "rule-id", "Unused import"),
+            LintError(9, 1, "rule-id", "Unused import")
         ))
     }
 
@@ -41,11 +45,14 @@ class NoUnusedImportsRuleTest {
             import p.B as B12
             import p2.B as B2
             import p.C
+            import escaped.`when`
+            import escaped.`foo`
 
             fun main() {
                 println(a())
                 C.call()
                 fn(B2.NAME)
+                `when`()
             }
             """.trimIndent()
         )).isEqualTo(
@@ -53,11 +60,13 @@ class NoUnusedImportsRuleTest {
             import p.a
             import p2.B as B2
             import p.C
+            import escaped.`when`
 
             fun main() {
                 println(a())
                 C.call()
                 fn(B2.NAME)
+                `when`()
             }
             """.trimIndent()
         )