[Doctools] Fix //rotate description quoting

worldedit-core/doctools/build.gradle.kts

@@ -2,6 +2,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
     kotlin("jvm") version "1.3.41"
+    application
 }
 
 applyCommonConfiguration()
@@ -10,6 +11,11 @@ tasks.withType<KotlinCompile> {
     kotlinOptions.jvmTarget = "1.8"
 }
 
+application.mainClassName = "com.sk89q.worldedit.internal.util.DocumentationPrinter"
+tasks.named<JavaExec>("run") {
+    workingDir = rootProject.projectDir
+}
+
 dependencies {
     "implementation"(project(":worldedit-libs:core:ap"))
     "implementation"(project(":worldedit-core"))

worldedit-core/doctools/src/main/kotlin/com/sk89q/worldedit/internal/util/DocumentationPrinter.kt

@@ -60,7 +60,9 @@ class DocumentationPrinter private constructor() {
 
     private suspend inline fun <reified T> SequenceScope<String>.yieldAllCommandsIn() {
         val sourceFile = Paths.get("worldedit-core/src/main/java/" + T::class.qualifiedName!!.replace('.', '/') + ".java")
-        require(Files.exists(sourceFile)) { "Source not found for ${T::class.qualifiedName}"}
+        require(Files.exists(sourceFile)) {
+            "Source not found for ${T::class.qualifiedName}, looked at ${sourceFile.toAbsolutePath()}"
+        }
         Files.newBufferedReader(sourceFile).useLines { lines ->
             var inCommand = false
             for (line in lines) {
@@ -267,7 +269,7 @@ Other Permissions
         """.trimMargin())
         cmdOutput.appendln()
         for ((k, v) in entries) {
-            val rstSafe = v.replace("\"", "\\\"").replace("\n", "\n" + "    ".repeat(2))
+            val rstSafe = v.trim().replace("\"", "\\\"").replace("\n", "\n" + "    ".repeat(2))
                 .lineSequence().map { line -> line.ifBlank { "" } }.joinToString(separator = "\n")
             cmdOutput.append("    ".repeat(2))
                     .append(k)