Use only wildcard imports from Contexts

That way refactorings work with less friction

Author: odersky

compiler/src/dotty/tools/backend/jvm/BCodeBodyBuilder.scala

@@ -19,7 +19,7 @@ import dotty.tools.dotc.core.Symbols._
 import dotty.tools.dotc.transform.Erasure
 import dotty.tools.dotc.transform.SymUtils._
 import dotty.tools.dotc.util.Spans._
-import dotty.tools.dotc.core.Contexts.{inContext, atPhase}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.Phases._
 import dotty.tools.dotc.report
 

compiler/src/dotty/tools/backend/jvm/BCodeHelpers.scala

@@ -13,7 +13,7 @@ import dotty.tools.dotc.ast.tpd
 import dotty.tools.dotc.ast.Trees
 import dotty.tools.dotc.core.Annotations._
 import dotty.tools.dotc.core.Constants._
-import dotty.tools.dotc.core.Contexts.{Context, atPhase}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.Phases._
 import dotty.tools.dotc.core.Decorators._
 import dotty.tools.dotc.core.Flags._

compiler/src/dotty/tools/backend/jvm/BTypesFromSymbols.scala

@@ -8,7 +8,7 @@ import scala.collection.mutable
 import scala.collection.generic.Clearable
 
 import dotty.tools.dotc.core.Flags._
-import dotty.tools.dotc.core.Contexts.{inContext, atPhase}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.Phases._
 import dotty.tools.dotc.core.Symbols._
 import dotty.tools.dotc.core.Phases.Phase

compiler/src/dotty/tools/backend/jvm/CollectSuperCalls.scala

@@ -1,7 +1,7 @@
 package dotty.tools.backend.jvm
 
 import dotty.tools.dotc.ast.tpd
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.Phases._
 import dotty.tools.dotc.core.Symbols._
 import dotty.tools.dotc.core.Flags.Trait

compiler/src/dotty/tools/backend/jvm/scalaPrimitives.scala

@@ -4,7 +4,7 @@ package backend.jvm
 import dotc.ast.Trees.Select
 import dotc.ast.tpd._
 import dotc.core._
-import Contexts.{Context, ctx}
+import Contexts._
 import Names.TermName, StdNames._
 import Types.{JavaArrayType, UnspecifiedErrorType, Type}
 import Symbols.{Symbol, NoSymbol}

compiler/src/dotty/tools/dotc/Bench.scala

@@ -1,7 +1,7 @@
 package dotty.tools
 package dotc
 
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import reporting.Reporter
 
 import scala.annotation.internal.sharable

compiler/src/dotty/tools/dotc/CompilationUnit.scala

@@ -2,7 +2,7 @@ package dotty.tools
 package dotc
 
 import core._
-import Contexts.{Context, ctx}
+import Contexts._
 import SymDenotations.ClassDenotation
 import Symbols._
 import util.{FreshNameCreator, SourceFile, NoSource}

compiler/src/dotty/tools/dotc/Driver.scala

@@ -5,7 +5,7 @@ import java.nio.file.{Files, Paths}
 import dotty.tools.FatalError
 import config.CompilerCommand
 import core.Comments.{ContextDoc, ContextDocstrings}
-import core.Contexts.{Context, ContextBase, inContext, ctx}
+import core.Contexts._
 import core.{MacroClassLoader, Mode, TypeError}
 import core.StdNames.nme
 import dotty.tools.dotc.ast.Positioned

compiler/src/dotty/tools/dotc/Resident.scala

@@ -1,7 +1,7 @@
 package dotty.tools
 package dotc
 
-import core.Contexts.{Context, ctx, inContext}
+import core.Contexts._
 import reporting.Reporter
 import java.io.EOFException
 import scala.annotation.tailrec

compiler/src/dotty/tools/dotc/ast/NavigateAST.scala

@@ -1,7 +1,7 @@
 package dotty.tools.dotc
 package ast
 
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import core.Decorators._
 import util.Spans._
 import Trees.{MemberDef, DefTree, WithLazyField}

compiler/src/dotty/tools/dotc/ast/Positioned.scala

@@ -4,7 +4,7 @@ package ast
 
 import util.Spans._
 import util.{SourceFile, NoSource, SourcePosition}
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import core.Decorators._
 import core.Flags.{JavaDefined, Extension}
 import core.StdNames.nme

compiler/src/dotty/tools/dotc/classpath/ClassPathFactory.scala

@@ -6,7 +6,7 @@ package dotty.tools.dotc.classpath
 import dotty.tools.io.{AbstractFile, VirtualDirectory}
 import FileUtils.AbstractFileOps
 import dotty.tools.io.ClassPath
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 
 /**
  * Provides factory methods for classpath. When creating classpath instances for a given path,

compiler/src/dotty/tools/dotc/classpath/ZipAndJarFileLookupFactory.scala

@@ -10,7 +10,7 @@ import java.nio.file.attribute.{BasicFileAttributes, FileTime}
 
 import scala.annotation.tailrec
 import dotty.tools.io.{AbstractFile, ClassPath, ClassRepresentation, FileZipArchive, ManifestResources}
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import FileUtils._
 
 /**

compiler/src/dotty/tools/dotc/config/ScalaSettings.scala

@@ -1,7 +1,7 @@
 package dotty.tools.dotc
 package config
 
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.io.{ Directory, PlainDirectory, AbstractFile }
 import PathResolver.Defaults
 import rewrites.Rewrites

compiler/src/dotty/tools/dotc/config/SourceVersion.scala

@@ -2,7 +2,7 @@ package dotty.tools
 package dotc
 package config
 
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import core.Names.TermName
 import core.StdNames.nme
 import core.Decorators.{given _}

compiler/src/dotty/tools/dotc/core/JavaNullInterop.scala

@@ -1,6 +1,6 @@
 package dotty.tools.dotc.core
 
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.Flags.JavaDefined
 import dotty.tools.dotc.core.StdNames.{jnme, nme}
 import dotty.tools.dotc.core.Symbols._

compiler/src/dotty/tools/dotc/core/NameKinds.scala

@@ -6,7 +6,7 @@ import Names._
 import NameOps._
 import StdNames._
 import NameTags._
-import Contexts.{Context, ctx}
+import Contexts._
 import collection.mutable
 
 import scala.annotation.internal.sharable

compiler/src/dotty/tools/dotc/core/NullOpsDecorator.scala

@@ -1,6 +1,6 @@
 package dotty.tools.dotc.core
 
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.Symbols.defn
 import dotty.tools.dotc.core.Types._
 

compiler/src/dotty/tools/dotc/core/ParamInfo.scala

@@ -1,7 +1,7 @@
 package dotty.tools.dotc.core
 
 import Names.Name
-import Contexts.{Context, ctx}
+import Contexts._
 import Types.Type
 import Variances.{Variance, varianceToInt}
 

compiler/src/dotty/tools/dotc/core/tasty/CommentPickler.scala

@@ -2,7 +2,7 @@ package dotty.tools.dotc.core.tasty
 
 import dotty.tools.dotc.ast.tpd
 import dotty.tools.dotc.core.Comments.{Comment, CommentsContext, ContextDocstrings}
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 
 import dotty.tools.tasty.TastyBuffer
 import TastyBuffer.{Addr, NoAddr}

compiler/src/dotty/tools/dotc/fromtasty/TastyFileUtil.scala

@@ -4,7 +4,7 @@ package fromtasty
 import java.nio.file.{Files, Path, Paths}
 import java.io
 
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.NameKinds
 import dotty.tools.dotc.core.Names.SimpleName
 import dotty.tools.dotc.core.StdNames.nme

compiler/src/dotty/tools/dotc/interactive/Completion.scala

@@ -5,7 +5,7 @@ import java.nio.charset.Charset
 import dotty.tools.dotc.ast.Trees._
 import dotty.tools.dotc.ast.untpd
 import dotty.tools.dotc.config.Printers.interactiv
-import dotty.tools.dotc.core.Contexts.{Context, NoContext, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.CheckRealizable
 import dotty.tools.dotc.core.Decorators.StringInterpolators
 import dotty.tools.dotc.core.Denotations.SingleDenotation

compiler/src/dotty/tools/dotc/printing/Highlighting.scala

@@ -3,7 +3,7 @@ package dotc
 package printing
 
 import scala.collection.mutable
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 
 object Highlighting {
 

compiler/src/dotty/tools/dotc/printing/MessageLimiter.scala

@@ -3,7 +3,7 @@ package dotc
 package printing
 
 import core._
-import Contexts.{Context, ctx}
+import Contexts._
 import util.Property
 import Texts.Text
 

compiler/src/dotty/tools/dotc/printing/RefinedPrinter.scala

@@ -9,7 +9,7 @@ import Names._
 import Symbols._
 import NameOps._
 import TypeErasure.ErasedValueType
-import Contexts.{Context, ctx}
+import Contexts._
 import Annotations.Annotation
 import Denotations._
 import SymDenotations._

compiler/src/dotty/tools/dotc/printing/SyntaxHighlighting.scala

@@ -2,7 +2,7 @@ package dotty.tools.dotc
 package printing
 
 import dotty.tools.dotc.ast.untpd
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.StdNames._
 import dotty.tools.dotc.parsing.Parsers.Parser
 import dotty.tools.dotc.parsing.Scanners.Scanner

compiler/src/dotty/tools/dotc/profile/AsyncHelper.scala

@@ -5,7 +5,7 @@ import java.util.concurrent._
 import java.util.concurrent.atomic.AtomicInteger
 
 import dotty.tools.dotc.core.Phases.Phase
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 
 sealed trait AsyncHelper {
 

compiler/src/dotty/tools/dotc/profile/Profiler.scala

@@ -8,7 +8,7 @@ import javax.management.openmbean.CompositeData
 import javax.management.{Notification, NotificationEmitter, NotificationListener}
 
 import dotty.tools.dotc.core.Phases.Phase
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.io.AbstractFile
 
 object Profiler {

compiler/src/dotty/tools/dotc/quoted/QuoteContext.scala

@@ -1,6 +1,6 @@
 package dotty.tools.dotc.quoted
 
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.tastyreflect.ReflectionImpl
 
 object QuoteContext {

compiler/src/dotty/tools/dotc/reporting/Diagnostic.scala

@@ -3,7 +3,7 @@ package dotc
 package reporting
 
 import util.SourcePosition
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import config.Settings.Setting
 import interfaces.Diagnostic.{ERROR, INFO, WARNING}
 

compiler/src/dotty/tools/dotc/reporting/HideNonSensicalMessages.scala

@@ -2,7 +2,7 @@ package dotty.tools
 package dotc
 package reporting
 
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 
 /**
  * This trait implements `isHidden` so that we avoid reporting non-sensical messages.

compiler/src/dotty/tools/dotc/reporting/MessageRendering.scala

@@ -4,7 +4,7 @@ package reporting
 
 import java.lang.System.{lineSeparator => EOL}
 
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import core.Decorators._
 import printing.Highlighting.{Blue, Red, Yellow}
 import printing.SyntaxHighlighting

compiler/src/dotty/tools/dotc/reporting/StoreReporter.scala

@@ -2,7 +2,7 @@ package dotty.tools
 package dotc
 package reporting
 
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import collection.mutable
 import config.Printers.typr
 import Diagnostic._

compiler/src/dotty/tools/dotc/reporting/ThrowingReporter.scala

@@ -2,7 +2,7 @@ package dotty.tools
 package dotc
 package reporting
 
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import Diagnostic.Error
 
 /**

compiler/src/dotty/tools/dotc/reporting/UniqueMessagePositions.scala

@@ -4,7 +4,7 @@ package reporting
 
 import scala.collection.mutable
 import util.SourceFile
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 
 /** This trait implements `isHidden` so that multiple messages per position
   * are suppressed, unless they are of increasing severity. */

compiler/src/dotty/tools/dotc/reporting/trace.scala

@@ -2,7 +2,7 @@ package dotty.tools
 package dotc
 package reporting
 
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import config.Config
 import config.Printers
 import core.Mode

compiler/src/dotty/tools/dotc/rewrites/Rewrites.scala

@@ -3,7 +3,7 @@ package rewrites
 
 import util.{SourceFile, Spans}
 import Spans.Span
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import collection.mutable
 import scala.annotation.tailrec
 import dotty.tools.dotc.reporting.Reporter

compiler/src/dotty/tools/dotc/semanticdb/Scala3.scala

@@ -2,7 +2,7 @@ package dotty.tools.dotc.semanticdb
 
 import dotty.tools.dotc.core
 import core.Symbols.{ Symbol , defn }
-import core.Contexts.{Context, ctx}
+import core.Contexts._
 import core.Names
 import core.Names.Name
 import core.Types.Type

compiler/src/dotty/tools/dotc/tastyreflect/FromSymbol.scala

@@ -2,7 +2,7 @@ package dotty.tools.dotc.tastyreflect
 
 import dotty.tools.dotc.ast.tpd
 import dotty.tools.dotc.ast.untpd
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.Flags._
 import dotty.tools.dotc.core.StdNames._
 import dotty.tools.dotc.core.Symbols._

compiler/src/dotty/tools/dotc/tastyreflect/package.scala

@@ -1,7 +1,7 @@
 package dotty.tools.dotc
 
 import dotty.tools.dotc.ast.Trees.{Tree, Untyped}
-import dotty.tools.dotc.core.Contexts.{Context, ctx}
+import dotty.tools.dotc.core.Contexts._
 import dotty.tools.dotc.core.Symbols.Symbol
 import dotty.tools.dotc.core.Types.Type
 import dotty.tools.dotc.core.SymDenotations.SymDenotation

compiler/src/dotty/tools/dotc/transform/AccessProxies.scala

@@ -2,7 +2,7 @@ package dotty.tools.dotc
 package transform
 
 import core._
-import Contexts.{Context, ctx}
+import Contexts._
 import Symbols._
 import Flags._
 import Names._

compiler/src/dotty/tools/dotc/transform/ArrayApply.scala

@@ -3,7 +3,7 @@ package transform
 
 import core._
 import MegaPhase._
-import Contexts.{Context, ctx}
+import Contexts._
 import Symbols._
 import Types._
 import StdNames._

compiler/src/dotty/tools/dotc/transform/ArrayConstructors.scala

@@ -3,7 +3,7 @@ package transform
 
 import core._
 import MegaPhase._
-import Contexts.{Context, ctx}
+import Contexts._
 import Symbols._
 import Types._
 import StdNames._

compiler/src/dotty/tools/dotc/transform/AugmentScala2Traits.scala

@@ -3,7 +3,7 @@ package transform
 
 import core._
 import MegaPhase._
-import Contexts.{Context, ctx}
+import Contexts._
 import Flags._
 import SymUtils._
 import Symbols._