fix exception on project opening

Author: Sergii Gnatiuk

CHANGELOG.md

@@ -3,6 +3,10 @@
 # diff-coverage-idea-plugin Changelog
 
 ## [Unreleased]
+### Fixed
+- fixed error on project open
+
+## [1.0.0]
 ### Added
 - Keep diff coverage configuration settings per IDE session
 - Added option to set up min coverage in run configuration

gradle.properties

@@ -3,7 +3,7 @@
 
 pluginGroup = com.github.surpsg.diffcoverage
 pluginName = Diff Coverage
-pluginVersion = 1.0.0
+pluginVersion = 1.0.1
 pluginSinceBuild = 203
 pluginUntilBuild = 211.*
 pluginVerifierIdeVersions = 2020.3.2, 2020.3.3, 2021.1

src/main/kotlin/com/github/surpsg/diffcoverage/domain/CoverageSuiteBundleWithStat.kt

@@ -10,11 +10,11 @@ class CoverageSuiteBundleWithStat(suite: CoverageSuite) : CoverageSuitesBundle(s
             .map { it.getCoverageData(null) }
             .map { it as? ProjectDataWithStat }
             .filterNotNull()
-            .first()
-            .apply {
+            .firstOrNull()
+            ?.apply {
                 super.getCoverageData()?.let {
                     merge(it)
                 }
-            }
+            } ?: ProjectDataWithStat(CoverageStat(emptyMap()))
     }
 }

src/main/resources/META-INF/plugin.xml

@@ -13,7 +13,7 @@
   ]]></description>
 
     <change-notes>Initial release of the plugin.</change-notes>
-    <version>1.0.0</version>
+    <version>1.0.1</version>
 
     <!-- Product and plugin compatibility requirements -->
     <!-- https://www.jetbrains.org/intellij/sdk/docs/basics/getting_started/plugin_compatibility.html -->