erik/kobalt
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Code Releases Activity

Don't recompile needlessly.

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This commit is contained in:
Cedric Beust 2015-12-18 22:34:07 +04:00
parent ee74dd2dd3
commit 87d1f81d14
1 changed files with 37 additions and 5 deletions
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42
modules/kobalt-plugin-api/src/main/kotlin/com/beust/kobalt/internal/JvmCompilerPlugin.kt
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@ -79,7 +79,7 @@ abstract class JvmCompilerPlugin @Inject constructor(
}
}
@Task(name = TASK_CLEAN, description = "Clean the project", runBefore = arrayOf("compile"))
@Task(name = TASK_CLEAN, description = "Clean the project")
fun taskClean(project : Project ) : TaskResult {
java.io.File(project.directory, project.buildDirectory).let { dir ->
if (! dir.deleteRecursively()) {
@ -133,6 +133,33 @@ abstract class JvmCompilerPlugin @Inject constructor(
project.projectProperties.put(COMPILER_ARGS, arrayListOf(*args))
}
fun isOutOfDate(project: Project, context: KobaltContext, actionInfo: CompilerActionInfo) : Boolean {
fun stripSourceDir(sourceFile: String) : String {
project.sourceDirectories.forEach {
val d = KFiles.joinDir(project.directory, it)
if (sourceFile.startsWith(d)) return sourceFile.substring(d.length + 1)
}
throw KobaltException("Couldn't strip source dir from $sourceFile")
}
fun stripSuffix(sourceFile: String) : String {
val index = sourceFile.indexOf(project.sourceSuffix)
if (index >= 0) return sourceFile.substring(0, index)
else return sourceFile
}
fun toClassFile(sourceFile: String) = stripSuffix(sourceFile) + ".class"
val sourceFiles = actionInfo.sourceFiles.map { stripSourceDir(it) }
sourceFiles.forEach { sourceFile ->
val classFile = KFiles.joinDir(project.directory, project.classesDir(context), toClassFile(sourceFile))
if (classFile == null || File(sourceFile).lastModified() > File(classFile).lastModified()) {
return true
}
}
return false
}
@Task(name = JvmCompilerPlugin.TASK_COMPILE, description = "Compile the project")
fun taskCompile(project: Project) : TaskResult {
// Set up the source files now that we have the variant
@ -143,11 +170,16 @@ abstract class JvmCompilerPlugin @Inject constructor(
sourceDirectories.add(sourceDirectory)
}
val info = createCompilerActionInfo(project, context, isTest = false)
val compiler = ActorUtils.selectAffinityActor(project, context, context.pluginInfo.compilerContributors)
if (compiler != null) {
return compiler.compile(project, context, info)
if (isOutOfDate(project, context, info)) {
val compiler = ActorUtils.selectAffinityActor(project, context, context.pluginInfo.compilerContributors)
if (compiler != null) {
return compiler.compile(project, context, info)
} else {
throw KobaltException("Couldn't find any compiler for project ${project.name}")
}
} else {
throw KobaltException("Couldn't find any compiler for project ${project.name}")
log(2, "Source files are up to date, not compiling")
return TaskResult()
}
}