Merge branch 'master' into py3runtime_test_dist

.gitignore

@@ -97,7 +97,6 @@ xcuserdata
 # VSCode Java plugin temporary files
 javac-services.0.log
 javac-services.0.log.lck
-test/
 
 # Don't ignore python tests
 !runtime/Python3/test/

.travis.yml

@@ -19,59 +19,56 @@ stages:
 matrix:
   include:
     - os: linux
-      dist: trusty
+      dist: focal
       compiler: clang
-      jdk: openjdk8
+      jdk: openjdk11
       env:
         - TARGET=cpp
-        - CXX=g++-5
+        - CXX=g++-10
         - GROUP=LEXER
       stage: main-test
       addons:
         apt:
           sources:
-            - ubuntu-toolchain-r-test
+            - sourceline: 'deb http://apt.llvm.org/focal/ llvm-toolchain-focal-10 main'
-            - llvm-toolchain-precise-3.7
           packages:
-            - g++-5
+            - g++-10
             - uuid-dev
-            - clang-3.7
+            - clang-10
     - os: linux
-      dist: trusty
+      dist: focal
       compiler: clang
-      jdk: openjdk8
+      jdk: openjdk11
       env:
         - TARGET=cpp
-        - CXX=g++-5
+        - CXX=g++-10
         - GROUP=PARSER
       stage: main-test
       addons:
         apt:
           sources:
-            - ubuntu-toolchain-r-test
+            - sourceline: 'deb http://apt.llvm.org/focal/ llvm-toolchain-focal-10 main'
-            - llvm-toolchain-precise-3.7
           packages:
-            - g++-5
+            - g++-10
             - uuid-dev
-            - clang-3.7
+            - clang-10
     - os: linux
-      dist: trusty
+      dist: focal
       compiler: clang
-      jdk: openjdk8
+      jdk: openjdk11
       env:
         - TARGET=cpp
-        - CXX=g++-5
+        - CXX=g++-10
         - GROUP=RECURSION
       stage: main-test
       addons:
         apt:
           sources:
-            - ubuntu-toolchain-r-test
+            - sourceline: 'deb http://apt.llvm.org/focal/ llvm-toolchain-focal-10 main'
-            - llvm-toolchain-precise-3.7
           packages:
-            - g++-5
+            - g++-10
             - uuid-dev
-            - clang-3.7
+            - clang-10
     - os: osx
       compiler: clang
       osx_image: xcode10.2
@@ -150,7 +147,9 @@ matrix:
       stage: smoke-test
     - os: linux
       jdk: openjdk8
-      env: TARGET=csharp
+      env:
+        - TARGET=dotnet
+        - GROUP=MAIN
       stage: main-test
     - os: linux
       jdk: openjdk8
@@ -165,21 +164,18 @@ matrix:
       stage: main-test
     - os: linux
       jdk: openjdk8
-      dist: trusty
       env:
         - TARGET=dotnet
         - GROUP=LEXER
       stage: extended-test
     - os: linux
       jdk: openjdk8
-      dist: trusty
       env:
         - TARGET=dotnet
         - GROUP=PARSER
       stage: extended-test
     - os: linux
       jdk: openjdk8
-      dist: trusty
       env:
         - TARGET=dotnet
         - GROUP=RECURSION

.travis/before-install-linux-csharp.sh

@@ -1,8 +0,0 @@
-#!/bin/bash
-
-set -euo pipefail
-
-sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
-echo "deb http://download.mono-project.com/repo/debian xenial main" | sudo tee /etc/apt/sources.list.d/mono-xamarin.list
-sudo apt-get update -qq
-sudo apt-get install -qq mono-complete

.travis/before-install-linux-dotnet.sh

@@ -2,9 +2,9 @@
 
 set -euo pipefail
 
-# install dotnet
+wget https://packages.microsoft.com/config/ubuntu/16.04/packages-microsoft-prod.deb -O packages-microsoft-prod.deb
-sudo sh -c 'echo "deb [arch=amd64] https://apt-mo.trafficmanager.net/repos/dotnet-release/ trusty main" > /etc/apt/sources.list.d/dotnetdev.list'
+sudo dpkg -i packages-microsoft-prod.deb
-sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 417A0893
+sudo apt-get update; \
-sudo apt-get update
+  sudo apt-get install -y apt-transport-https && \
-sudo apt-get --allow-unauthenticated install dotnet-dev-1.0.4
+  sudo apt-get update && \
-
+  sudo apt-get install -y dotnet-sdk-3.1

.travis/run-tests-csharp.sh

@@ -1,5 +0,0 @@
-#!/bin/bash
-
-set -euo pipefail
-
-mvn -q -Dparallel=methods -DthreadCount=4 -Dtest=csharp.* test

.travis/run-tests-dotnet.sh

@@ -2,20 +2,21 @@
 
 set -euo pipefail
 
+export PATH=$PATH:/Users/travis/.dotnet
+
 # we need to build the runtime before test run, since we used "--no-dependencies"
 # when we call dotnet cli for restore and build, in order to speed up
 
-dotnet restore ../runtime/CSharp/runtime/CSharp/Antlr4.Runtime/Antlr4.Runtime.dotnet.csproj
+dotnet build -c Release -f netstandard2.0 ../runtime/CSharp/Antlr4.csproj
-dotnet build -c Release -f netstandard1.3 ../runtime/CSharp/runtime/CSharp/Antlr4.Runtime/Antlr4.Runtime.dotnet.csproj
 
 # call test
 
 if [ $GROUP == "LEXER" ]; then
-    mvn -q -Dgroups="org.antlr.v4.test.runtime.category.LexerTests" -Dparallel=classes -DthreadCount=4 -Dtest=csharp.* -Dantlr-csharp-netstandard=true test
+    mvn -q -Dgroups="org.antlr.v4.test.runtime.category.LexerTests" -Dparallel=classes -DthreadCount=4 -Dtest=csharp.* test
 elif [ $GROUP == "PARSER" ]; then
-    mvn -q -Dgroups="org.antlr.v4.test.runtime.category.ParserTests" -Dparallel=classes -DthreadCount=4 -Dtest=csharp.* -Dantlr-csharp-netstandard=true test
+    mvn -q -Dgroups="org.antlr.v4.test.runtime.category.ParserTests" -Dparallel=classes -DthreadCount=4 -Dtest=csharp.* test
 elif [ $GROUP == "RECURSION" ]; then
-    mvn -q -Dgroups="org.antlr.v4.test.runtime.category.LeftRecursionTests" -Dparallel=classes -DthreadCount=4 -Dtest=csharp.* -Dantlr-csharp-netstandard=true test
+    mvn -q -Dgroups="org.antlr.v4.test.runtime.category.LeftRecursionTests" -Dparallel=classes -DthreadCount=4 -Dtest=csharp.* test
 else
-    mvn -q -Dparallel=classes -DthreadCount=4 -Dtest=csharp.* -Dantlr-csharp-netstandard=true test
+    mvn -q -Dparallel=methods -DthreadCount=4 -Dtest=csharp.* test
 fi

antlr4-maven-plugin/pom.xml

@@ -64,7 +64,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.12</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
     <dependency>

antlr4-maven-plugin/src/test/projects/dependencyRemoved/pom.xml

@@ -17,7 +17,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>

antlr4-maven-plugin/src/test/projects/importTokens/pom.xml

@@ -17,7 +17,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>

antlr4-maven-plugin/src/test/projects/importsCustom/pom.xml

@@ -17,7 +17,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>

antlr4-maven-plugin/src/test/projects/importsStandard/pom.xml

@@ -17,7 +17,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>

appveyor.yml

@@ -2,7 +2,7 @@ version: '4.9.1-SNAPSHOT+AppVeyor.{build}'
 cache:
   - '%USERPROFILE%\.m2'
   - '%USERPROFILE%\.nuget\packages -> **\project.json'
-image: Visual Studio 2017
+image: Visual Studio 2019
 build: off
 install:
   - git submodule update --init --recursive
@@ -11,10 +11,9 @@ install:
   - cinst -y dart-sdk --version=2.8.4
 build_script:
   - mvn -DskipTests install --batch-mode
-  - msbuild /target:restore /target:rebuild /property:Configuration=Release /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll" /verbosity:detailed runtime/CSharp/runtime/CSharp/Antlr4.dotnet.sln
+  - dotnet build runtime/CSharp/Antlr4.csproj -c Release
-  - msbuild ./runtime-testsuite/target/classes/CSharp/runtime/CSharp/Antlr4.vs2013.sln /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll" /verbosity:detailed
 after_build:
-  - msbuild /target:pack /property:Configuration=Release /verbosity:detailed runtime/CSharp/runtime/CSharp/Antlr4.dotnet.sln
+  - dotnet pack runtime/CSharp/Antlr4.csproj -c Release
 test_script:
   - mvn install -Dantlr-php-php="C:\tools\php\php.exe" -Dantlr-dart-dart="C:\tools\dart-sdk\bin\dart.exe" -Dantlr-dart-pub="C:\tools\dart-sdk\bin\pub.bat" -Dantlr-dart-dart2native="C:\tools\dart-sdk\bin\dart2native.bat" -Dantlr-python2-python="C:\Python27\python.exe" -Dantlr-python3-python="C:\Python35\python.exe" --batch-mode
 artifacts:

build/Antlr4.Runtime.nuspec

@@ -1,64 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
-  <metadata>
-    <id>Antlr4.Runtime</id>
-    <version>0.0.0</version>
-    <authors>Sam Harwell, Terence Parr</authors>
-    <owners>Sam Harwell</owners>
-    <description>The runtime library for parsers generated by the C# target of ANTLR 4. This package supports projects targeting .NET 2.0 or newer, and built using Visual Studio 2008 or newer.</description>
-    <language>en-us</language>
-    <projectUrl>https://github.com/sharwell/antlr4cs</projectUrl>
-    <licenseUrl>https://raw.github.com/sharwell/antlr4cs/master/LICENSE.txt</licenseUrl>
-    <iconUrl>https://raw.github.com/antlr/website-antlr4/master/images/icons/antlr.png</iconUrl>
-    <copyright>Copyright © Sam Harwell 2014</copyright>
-    <releaseNotes>https://github.com/sharwell/antlr4cs/releases/v$version$</releaseNotes>
-    <requireLicenseAcceptance>true</requireLicenseAcceptance>
-    <tags>antlr antlr4 parsing</tags>
-    <title>ANTLR 4 Runtime</title>
-    <summary>The runtime library for parsers generated by the C# target of ANTLR 4.</summary>
-  </metadata>
-  <files>
-    <!-- Runtime Libraries -->
-
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net20\$Configuration$\Antlr4.Runtime.dll" target="lib\net20"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net20\$Configuration$\Antlr4.Runtime.pdb" target="lib\net20"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net20\$Configuration$\Antlr4.Runtime.xml" target="lib\net20"/>
-
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net30\$Configuration$\Antlr4.Runtime.dll" target="lib\net30"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net30\$Configuration$\Antlr4.Runtime.pdb" target="lib\net30"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net30\$Configuration$\Antlr4.Runtime.xml" target="lib\net30"/>
-
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net35-client\$Configuration$\Antlr4.Runtime.dll" target="lib\net35-client"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net35-client\$Configuration$\Antlr4.Runtime.pdb" target="lib\net35-client"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net35-client\$Configuration$\Antlr4.Runtime.xml" target="lib\net35-client"/>
-
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net40-client\$Configuration$\Antlr4.Runtime.dll" target="lib\net40-client"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net40-client\$Configuration$\Antlr4.Runtime.pdb" target="lib\net40-client"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net40-client\$Configuration$\Antlr4.Runtime.xml" target="lib\net40-client"/>
-
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net45\$Configuration$\Antlr4.Runtime.dll" target="lib\net45"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net45\$Configuration$\Antlr4.Runtime.pdb" target="lib\net45"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net45\$Configuration$\Antlr4.Runtime.xml" target="lib\net45"/>
-
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net35-cf\$Configuration$\Antlr4.Runtime.dll" target="lib\net35-cf"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net35-cf\$Configuration$\Antlr4.Runtime.pdb" target="lib\net35-cf"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\net35-cf\$Configuration$\Antlr4.Runtime.xml" target="lib\net35-cf"/>
-
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\portable-net40\$Configuration$\Antlr4.Runtime.dll" target="lib\portable-net4+sl5+netcore45+wpa81+wp8+MonoAndroid1+MonoTouch1"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\portable-net40\$Configuration$\Antlr4.Runtime.pdb" target="lib\portable-net4+sl5+netcore45+wpa81+wp8+MonoAndroid1+MonoTouch1"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\portable-net40\$Configuration$\Antlr4.Runtime.xml" target="lib\portable-net4+sl5+netcore45+wpa81+wp8+MonoAndroid1+MonoTouch1"/>
-
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\portable-net45\$Configuration$\Antlr4.Runtime.dll" target="lib\portable-net45+netcore45+wpa81+wp8+MonoAndroid1+MonoTouch1"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\portable-net45\$Configuration$\Antlr4.Runtime.pdb" target="lib\portable-net45+netcore45+wpa81+wp8+MonoAndroid1+MonoTouch1"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\portable-net45\$Configuration$\Antlr4.Runtime.xml" target="lib\portable-net45+netcore45+wpa81+wp8+MonoAndroid1+MonoTouch1"/>
-
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\netcore45\$Configuration$\Antlr4.Runtime.dll" target="lib\netcore45"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\netcore45\$Configuration$\Antlr4.Runtime.pdb" target="lib\netcore45"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\bin\netcore45\$Configuration$\Antlr4.Runtime.xml" target="lib\netcore45"/>
-
-    <!-- Source Code -->
-
-    <file exclude="..\runtime\CSharp\Antlr4.Runtime\obj\**\*.cs" src="..\runtime\CSharp\Antlr4.Runtime\**\*.cs" target="src"/>
-    <file src="..\runtime\CSharp\Antlr4.Runtime\**\$Configuration$\*Lexer.cs" target="src"/>
-  </files>
-</package>

build/Antlr4.VS2008.nuspec

@@ -1,35 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
-  <metadata minClientVersion="2.7">
-    <id>Antlr4.VS2008</id>
-    <version>0.0.0</version>
-    <authors>Sam Harwell, Terence Parr</authors>
-    <owners>Sam Harwell</owners>
-    <description>The C# target of the ANTLR 4 parser generator for Visual Studio 2008 projects. This package supports projects targeting .NET 2.0 or newer, and built using Visual Studio 2008.</description>
-    <language>en-us</language>
-    <projectUrl>https://github.com/sharwell/antlr4cs</projectUrl>
-    <licenseUrl>https://raw.github.com/sharwell/antlr4cs/master/LICENSE.txt</licenseUrl>
-    <iconUrl>https://raw.github.com/antlr/website-antlr4/master/images/icons/antlr.png</iconUrl>
-    <copyright>Copyright © Sam Harwell 2014</copyright>
-    <releaseNotes>https://github.com/sharwell/antlr4cs/releases/v$version$</releaseNotes>
-    <requireLicenseAcceptance>true</requireLicenseAcceptance>
-    <developmentDependency>true</developmentDependency>
-    <tags>antlr antlr4 parsing</tags>
-    <title>ANTLR 4 (Visual Studio 2008)</title>
-    <summary>The C# target of the ANTLR 4 parser generator for Visual Studio 2008 projects.</summary>
-    <dependencies>
-      <dependency id="Antlr4.Runtime" version="$version$" />
-    </dependencies>
-  </metadata>
-  <files>
-    <!-- Tools -->
-
-    <file src="..\tool\target\antlr4-csharp-$CSharpToolVersion$-complete.jar" target="tools"/>
-
-    <!-- Build Configuration -->
-
-    <file src="..\runtime\CSharp\Antlr4BuildTasks\bin\net35\$Configuration$\Antlr4.net35.props" target="build\Antlr4.props"/>
-    <file src="..\runtime\CSharp\Antlr4BuildTasks\bin\net35\$Configuration$\Antlr4.net35.targets" target="build\Antlr4.targets"/>
-    <file src="..\runtime\CSharp\Antlr4BuildTasks\bin\net35\$Configuration$\Antlr4BuildTasks.net35.dll" target="build"/>
-  </files>
-</package>

build/Antlr4.nuspec

@@ -1,35 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
-  <metadata minClientVersion="2.7">
-    <id>Antlr4</id>
-    <version>0.0.0</version>
-    <authors>Sam Harwell, Terence Parr</authors>
-    <owners>Sam Harwell</owners>
-    <description>The C# target of the ANTLR 4 parser generator for Visual Studio 2010+ projects. This package supports projects targeting .NET 2.0 or newer, and built using Visual Studio 2010 or newer.</description>
-    <language>en-us</language>
-    <projectUrl>https://github.com/sharwell/antlr4cs</projectUrl>
-    <licenseUrl>https://raw.github.com/sharwell/antlr4cs/master/LICENSE.txt</licenseUrl>
-    <iconUrl>https://raw.github.com/antlr/website-antlr4/master/images/icons/antlr.png</iconUrl>
-    <copyright>Copyright © Sam Harwell 2014</copyright>
-    <releaseNotes>https://github.com/sharwell/antlr4cs/releases/v$version$</releaseNotes>
-    <requireLicenseAcceptance>true</requireLicenseAcceptance>
-    <developmentDependency>true</developmentDependency>
-    <tags>antlr antlr4 parsing</tags>
-    <title>ANTLR 4</title>
-    <summary>The C# target of the ANTLR 4 parser generator for Visual Studio 2010+ projects.</summary>
-    <dependencies>
-      <dependency id="Antlr4.Runtime" version="$version$" />
-    </dependencies>
-  </metadata>
-  <files>
-    <!-- Tools -->
-
-    <file src="..\tool\target\antlr4-csharp-$CSharpToolVersion$-complete.jar" target="tools"/>
-
-    <!-- Build Configuration -->
-
-    <file src="..\runtime\CSharp\Antlr4BuildTasks\bin\net40\$Configuration$\Antlr4.net40.props" target="build\Antlr4.props"/>
-    <file src="..\runtime\CSharp\Antlr4BuildTasks\bin\net40\$Configuration$\Antlr4.net40.targets" target="build\Antlr4.targets"/>
-    <file src="..\runtime\CSharp\Antlr4BuildTasks\bin\net40\$Configuration$\Antlr4BuildTasks.net40.dll" target="build"/>
-  </files>
-</package>

build/build.ps1

@@ -1,139 +0,0 @@
-param (
-	[switch]$Debug,
-	[string]$VisualStudioVersion = "12.0",
-	[switch]$NoClean,
-	[string]$Java6Home,
-	[string]$MavenHome,
-	[string]$MavenRepo = "$($env:USERPROFILE)\.m2",
-	[switch]$SkipMaven,
-	[switch]$SkipKeyCheck
-)
-
-# build the solutions
-$SolutionPath = "..\Runtime\CSharp\Antlr4.sln"
-$CF35SolutionPath = "..\Runtime\CSharp\Antlr4.VS2008.sln"
-
-# make sure the script was run from the expected path
-if (!(Test-Path $SolutionPath)) {
-	echo "The script was run from an invalid working directory."
-	exit 1
-}
-
-. .\version.ps1
-
-If ($Debug) {
-	$BuildConfig = 'Debug'
-} Else {
-	$BuildConfig = 'Release'
-}
-
-If ($NoClean) {
-	$Target = 'build'
-} Else {
-	$Target = 'rebuild'
-}
-
-If (-not $MavenHome) {
-	$MavenHome = $env:M2_HOME
-}
-
-$Java6RegKey = 'HKLM:\SOFTWARE\JavaSoft\Java Runtime Environment\1.6'
-$Java6RegValue = 'JavaHome'
-If (-not $Java6Home -and (Test-Path $Java6RegKey)) {
-	$JavaHomeKey = Get-Item -LiteralPath $Java6RegKey
-	If ($JavaHomeKey.GetValue($Java6RegValue, $null) -ne $null) {
-		$JavaHomeProperty = Get-ItemProperty $Java6RegKey $Java6RegValue
-		$Java6Home = $JavaHomeProperty.$Java6RegValue
-	}
-}
-
-# this is configured here for path checking, but also in the .props and .targets files
-[xml]$pom = Get-Content "..\tool\pom.xml"
-$CSharpToolVersionNodeInfo = Select-Xml "/mvn:project/mvn:version" -Namespace @{mvn='http://maven.apache.org/POM/4.0.0'} $pom
-$CSharpToolVersion = $CSharpToolVersionNodeInfo.Node.InnerText.trim()
-
-# build the main project
-$msbuild = "$env:windir\Microsoft.NET\Framework64\v4.0.30319\msbuild.exe"
-
-&$msbuild '/nologo' '/m' '/nr:false' "/t:$Target" "/p:Configuration=$BuildConfig" "/p:VisualStudioVersion=$VisualStudioVersion" $SolutionPath
-if ($LASTEXITCODE -ne 0) {
-	$host.ui.WriteErrorLine('Build failed, aborting!')
-	exit $p.ExitCode
-}
-
-# build the compact framework project
-$msbuild = "$env:windir\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
-
-&$msbuild '/nologo' '/m' '/nr:false' '/t:rebuild' "/p:Configuration=$BuildConfig" $CF35SolutionPath
-if ($LASTEXITCODE -ne 0) {
-	$host.ui.WriteErrorLine('.NET 3.5 Compact Framework Build failed, aborting!')
-	exit $p.ExitCode
-}
-
-if (-not (Test-Path 'nuget')) {
-	mkdir "nuget"
-}
-
-# Build the Java library using Maven
-If (-not $SkipMaven) {
-	$OriginalPath = $PWD
-
-	cd '..\tool'
-	$MavenPath = "$MavenHome\bin\mvn.bat"
-	If (-not (Test-Path $MavenPath)) {
-		$host.ui.WriteErrorLine("Couldn't locate Maven binary: $MavenPath")
-		cd $OriginalPath
-		exit 1
-	}
-
-	If (-not (Test-Path $Java6Home)) {
-		$host.ui.WriteErrorLine("Couldn't locate Java 6 installation: $Java6Home")
-		cd $OriginalPath
-		exit 1
-	}
-
-	$MavenGoal = 'package'
-	&$MavenPath '-DskipTests=true' '--errors' '-e' '-Dgpg.useagent=true' "-Djava6.home=$Java6Home" '-Psonatype-oss-release' $MavenGoal
-	if ($LASTEXITCODE -ne 0) {
-		$host.ui.WriteErrorLine('Maven build of the C# Target custom Tool failed, aborting!')
-		cd $OriginalPath
-		exit $p.ExitCode
-	}
-
-	cd $OriginalPath
-}
-
-$JarPath = "..\tool\target\antlr4-csharp-$CSharpToolVersion-complete.jar"
-if (!(Test-Path $JarPath)) {
-	$host.ui.WriteErrorLine("Couldn't locate the complete jar used for building C# parsers: $JarPath")
-	exit 1
-}
-
-# By default, do not create a NuGet package unless the expected strong name key files were used
-if (-not $SkipKeyCheck) {
-	. .\keys.ps1
-
-	foreach ($pair in $Keys.GetEnumerator()) {
-		$assembly = Resolve-FullPath -Path "..\runtime\CSharp\Antlr4.Runtime\bin\$($pair.Key)\$BuildConfig\Antlr4.Runtime.dll"
-		# Run the actual check in a separate process or the current process will keep the assembly file locked
-		powershell -Command ".\check-key.ps1 -Assembly '$assembly' -ExpectedKey '$($pair.Value)' -Build '$($pair.Key)'"
-		if ($LASTEXITCODE -ne 0) {
-			Exit $p.ExitCode
-		}
-	}
-}
-
-$packages = @(
-	'Antlr4.Runtime'
-	'Antlr4'
-	'Antlr4.VS2008')
-
-$nuget = '..\runtime\CSharp\.nuget\NuGet.exe'
-ForEach ($package in $packages) {
-	If (-not (Test-Path ".\$package.nuspec")) {
-		$host.ui.WriteErrorLine("Couldn't locate NuGet package specification: $package")
-		exit 1
-	}
-
-	&$nuget 'pack' ".\$package.nuspec" '-OutputDirectory' 'nuget' '-Prop' "Configuration=$BuildConfig" '-Version' "$AntlrVersion" '-Prop' "M2_REPO=$M2_REPO" '-Prop' "CSharpToolVersion=$CSharpToolVersion" '-Symbols'
-}

build/check-key.ps1

@@ -1,31 +0,0 @@
-param(
-	[string]$Assembly,
-	[string]$ExpectedKey,
-	[string]$Build = $null
-)
-
-function Get-PublicKeyToken() {
-	param([string]$assembly = $null)
-	if ($assembly) {
-		$bytes = $null
-		$bytes = [System.Reflection.Assembly]::ReflectionOnlyLoadFrom($assembly).GetName().GetPublicKeyToken()
-		if ($bytes) {
-			$key = ""
-			for ($i=0; $i -lt $bytes.Length; $i++) {
-				$key += "{0:x2}" -f $bytes[$i]
-			}
-
-			$key
-		}
-	}
-}
-
-if (-not $Build) {
-	$Build = $Assembly
-}
-
-$actual = Get-PublicKeyToken -assembly $Assembly
-if ($actual -ne $ExpectedKey) {
-	$host.ui.WriteErrorLine("Invalid publicKeyToken for '$Build'; expected '$ExpectedKey' but found '$actual'")
-	exit 1
-}

build/keys.ps1

@@ -1,17 +0,0 @@
-# Note: these values may only change during minor release
-$Keys = @{
-	'net20' = '7983ae52036899ac'
-	'net30' = '7671200403f6656a'
-	'net35-cf' = '770a97458f51159e'
-	'net35-client' = '4307381ae04f9aa7'
-	'net40-client' = 'bb1075973a9370c4'
-	'net45' = 'edc21c04cf562012'
-	'netcore45' = 'e4e9019902d0b6e2'
-	'portable-net40' = '90bf14da8e1462b4'
-	'portable-net45' = '3d23c8e77559f391'
-}
-
-function Resolve-FullPath() {
-	param([string]$Path)
-	[System.IO.Path]::GetFullPath((Join-Path (pwd) $Path))
-}

build/push.ps1

@@ -1,29 +0,0 @@
-. .\version.ps1
-
-If ($AntlrVersion.EndsWith('-dev')) {
-	$host.ui.WriteErrorLine("Cannot push development version '$AntlrVersion' to NuGet.")
-	Exit 1
-}
-
-$packages = @(
-	'Antlr4.Runtime'
-	'Antlr4'
-	'Antlr4.VS2008')
-
-# Make sure all packages exist before pushing any packages
-ForEach ($package in $packages) {
-	If (-not (Test-Path ".\nuget\$package.$AntlrVersion.nupkg")) {
-		$host.ui.WriteErrorLine("Couldn't locate NuGet package: $JarPath")
-		exit 1
-	}
-
-	If (-not (Test-Path ".\nuget\$package.$AntlrVersion.symbols.nupkg")) {
-		$host.ui.WriteErrorLine("Couldn't locate NuGet symbols package: $JarPath")
-		exit 1
-	}
-}
-
-$nuget = '..\runtime\CSharp\.nuget\NuGet.exe'
-ForEach ($package in $packages) {
-	&$nuget 'push' ".\nuget\$package.$AntlrVersion.nupkg"
-}

build/version.ps1

@@ -1 +0,0 @@
-$AntlrVersion = "4.5.1"

contributors.txt

@@ -219,6 +219,7 @@ YYYY/MM/DD, github id, Full name, email
 2018/11/29, hannemann-tamas, Ralf Hannemann-Tamas, ralf.ht@gmail.com
 2018/12/20, WalterCouto, Walter Couto, WalterCouto@users.noreply.github.com
 2018/12/23, youkaichao, Kaichao You, youkaichao@gmail.com
+2019/01/01, khoroshilov, Alexey Khoroshilov, khoroshilov@ispras.ru
 2019/01/02, wkhemir, Wail Khemir, khemirwail@gmail.com
 2019/01/16, kuegi, Markus Zancolo, markus.zancolo@roomle.com
 2019/02/06, ralucado, Cristina Raluca Vijulie, ralucris.v[at]gmail[dot]com
@@ -281,3 +282,5 @@ YYYY/MM/DD, github id, Full name, email
 2020/10/24, cliid, Jiwu Jang, jiwujang@naver.com
 2020/11/05, MichelHartmann, Michel Hartmann, MichelHartmann@users.noreply.github.com
 2020/11/26, mr-c, Michael R. Crusoe, 1330696+mr-c@users.noreply.github.com
+2020/12/01, maxence-lefebvre, Maxence Lefebvre, maxence-lefebvre@users.noreply.github.com
+2020/12/03, electrum, David Phillips, david@acz.org

doc/getting-started.md

@@ -24,14 +24,14 @@ and put it somewhere rational like `/usr/local/lib`.
 
 2. Add `antlr-4.9-complete.jar` to your `CLASSPATH`:
 ```
-$ export CLASSPATH=".:/usr/local/lib/antlr-4.9-complete.jar.jar:$CLASSPATH"
+$ export CLASSPATH=".:/usr/local/lib/antlr-4.9-complete.jar:$CLASSPATH"
 ```
 It's also a good idea to put this in your `.bash_profile` or whatever your startup script is.
 
 3. Create aliases for the ANTLR Tool, and `TestRig`.
 ```
-$ alias antlr4='java -Xmx500M -cp "/usr/local/lib/antlr-4.9-complete.jar.jar:$CLASSPATH" org.antlr.v4.Tool'
+$ alias antlr4='java -Xmx500M -cp "/usr/local/lib/antlr-4.9-complete.jar:$CLASSPATH" org.antlr.v4.Tool'
-$ alias grun='java -Xmx500M -cp "/usr/local/lib/antlr-4.9-complete.jar.jar:$CLASSPATH" org.antlr.v4.gui.TestRig'
+$ alias grun='java -Xmx500M -cp "/usr/local/lib/antlr-4.9-complete.jar:$CLASSPATH" org.antlr.v4.gui.TestRig'
 ```
 
 ### WINDOWS
@@ -41,7 +41,7 @@ $ alias grun='java -Xmx500M -cp "/usr/local/lib/antlr-4.9-complete.jar.jar:$CLAS
 0. Install Java (version 1.7 or higher)
 1. Download antlr-4.9-complete.jar (or whatever version) from [https://www.antlr.org/download/](https://www.antlr.org/download/)
 Save to your directory for 3rd party Java libraries, say `C:\Javalib`
-2. Add `antlr-4.9-complete.jar.jar` to CLASSPATH, either:
+2. Add `antlr-4.9-complete.jar` to CLASSPATH, either:
   * Permanently: Using System Properties dialog > Environment variables > Create or append to `CLASSPATH` variable
   * Temporarily, at command line:
 ```

doc/java-target.md

@@ -139,7 +139,7 @@ Edit the pom.xml file. Now we need to extensively modify the pom.xml file. The f
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>3.8.1</version>
+      <version>4.13.1</version>
     </dependency>
   </dependencies>
   <build>

doc/releasing-antlr.md

@@ -55,8 +55,7 @@ Edit the repository looking for 4.5 or whatever and update it. Bump version in t
  * runtime/Python2/src/antlr4/Recognizer.py
  * runtime/Python3/setup.py
  * runtime/Python3/src/antlr4/Recognizer.py
- * runtime/CSharp/runtime/CSharp/Antlr4.Runtime/Properties/AssemblyInfo.cs
+ * runtime/CSharp/Antlr4.csproj
- * runtime/CSharp/runtime/CSharp/Antlr4.Runtime/Antlr4.Runtime.dotnet.csproj
  * runtime/PHP/src/RuntimeMetaData.php
  * runtime/JavaScript/package.json
  * runtime/JavaScript/src/antlr4/Recognizer.js

runtime-testsuite/pom.xml

@@ -56,7 +56,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>

runtime-testsuite/test/org/antlr/v4/test/runtime/csharp/Antlr4.Test.csproj

@@ -1,13 +1,11 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp1.0</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
     <NoWarn>$(NoWarn);CS3021</NoWarn>
     <AssemblyName>Test</AssemblyName>
     <OutputType>Exe</OutputType>
-    <PackageId>Antlr4.Test.dotnet</PackageId>
+    <PackageId>Antlr4.Test</PackageId>
-    <RuntimeFrameworkVersion>1.1.1</RuntimeFrameworkVersion>
-    <PackageTargetFallback>$(PackageTargetFallback);dnxcore50</PackageTargetFallback>
     <GenerateAssemblyTitleAttribute>false</GenerateAssemblyTitleAttribute>
     <GenerateAssemblyDescriptionAttribute>false</GenerateAssemblyDescriptionAttribute>
     <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>

runtime-testsuite/test/org/antlr/v4/test/runtime/csharp/Antlr4.Test.mono.csproj

@@ -1,51 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build" ToolsVersion="4.0">
-  <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{EDC70A11-C4C1-4209-93A6-CCE2B19E8E95}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>Antlr4.Test.mono</RootNamespace>
-    <AssemblyName>Test</AssemblyName>
-    <StartupObject>Test</StartupObject>
-    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <Externalconsole>true</Externalconsole>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <Externalconsole>true</Externalconsole>
-  </PropertyGroup>
-  <ItemGroup>
-    <Reference Include="System" />
-  </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="Antlr4.Runtime.mono.csproj">
-      <Project>{E1A46D9D-66CB-46E8-93B0-7FC87299ABEF}</Project>
-      <Name>Antlr4.Runtime.mono</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <Compile Include="AssemblyInfo.cs" />
-    <Compile Include="Test.cs" />
-    <Compile Include="L.cs" />
-  </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <None Include="App.config">
-      <LogicalName>Test.exe.config</LogicalName>
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-  </ItemGroup>
-</Project>

runtime-testsuite/test/org/antlr/v4/test/runtime/csharp/Antlr4.Test.vs2013.csproj

@@ -1,44 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?><Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build" ToolsVersion="4.0">
-  <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{EDC70A11-C4C1-4209-93A6-CCE2B19E8E95}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>Antlr4.Test.mono</RootNamespace>
-    <AssemblyName>Test</AssemblyName>
-    <StartupObject>Test</StartupObject>
-    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <Externalconsole>true</Externalconsole>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <Externalconsole>true</Externalconsole>
-  </PropertyGroup>
-  <ItemGroup>
-    <Reference Include="System"/>
-  </ItemGroup>
-  <ItemGroup>
-<Compile Include="AssemblyInfo.cs"/>
-<Compile Include="Test.cs"/>
-<Compile Include="L.cs"/>
-</ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets"/>
-  <ItemGroup>
-    <ProjectReference Include="Antlr4.Runtime.vs2013.csproj">
-      <Project>{E1A46D9D-66CB-46E8-93B0-7FC87299ABEF}</Project>
-      <Name>Antlr4.Runtime.vs2013</Name>
-    </ProjectReference>
-  </ItemGroup>
-</Project>

runtime-testsuite/test/org/antlr/v4/test/runtime/csharp/App.config

@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" ?>
-<configuration>
-   <startup>
-      <supportedRuntime version="v2.0.50727"/>
-      <supportedRuntime version="v4.0"/>
-   </startup>
-</configuration>

runtime-testsuite/test/org/antlr/v4/test/runtime/csharp/AssemblyInfo.cs

@@ -1,28 +0,0 @@
-using System;
-using System.Reflection;
-using System.Runtime.CompilerServices;
-
-// Information about this assembly is defined by the following attributes.
-// Change them to the values specific to your project.
-
-[assembly: AssemblyTitle ("Antlr4.Test.mono")]
-[assembly: AssemblyDescription ("")]
-[assembly: AssemblyConfiguration ("")]
-[assembly: AssemblyCompany ("")]
-[assembly: AssemblyProduct ("")]
-[assembly: AssemblyCopyright ("ericvergnaud")]
-[assembly: AssemblyTrademark ("")]
-[assembly: AssemblyCulture ("")]
-[assembly: CLSCompliant (true)]
-// The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
-// The form "{Major}.{Minor}.*" will automatically update the build and revision,
-// and "{Major}.{Minor}.{Build}.*" will update just the revision.
-
-[assembly: AssemblyVersion ("1.0.*")]
-
-// The following attributes are used to specify the signing key for the assembly,
-// if desired. See the Mono documentation for more information about signing.
-
-//[assembly: AssemblyDelaySign(false)]
-//[assembly: AssemblyKeyFile("")]
-

runtime-testsuite/test/org/antlr/v4/test/runtime/csharp/BaseCSharpTest.java

@@ -58,13 +58,6 @@ import static org.junit.Assert.assertTrue;
 
 public class BaseCSharpTest implements RuntimeTestSupport {
 	public static final String newline = System.getProperty("line.separator");
-	public static final String pathSep = System.getProperty("path.separator");
-
-    /**
-     * When {@code true}, on Linux will call dotnet cli toolchain, otherwise
-     * will continue to use mono
-     */
-    public static final boolean NETSTANDARD = Boolean.parseBoolean(System.getProperty("antlr-csharp-netstandard"));
 
 	/**
 	 * When the {@code antlr.preserve-test-dir} runtime property is set to
@@ -120,12 +113,15 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 
 	public String tmpdir = null;
 
-	/** If error during parser execution, store stderr here; can't return
+	/**
+	 * If error during parser execution, store stderr here; can't return
 	 * stdout and stderr.  This doesn't trap errors from running antlr.
 	 */
 	protected String stderrDuringParse;
 
-	/** Errors found while running antlr */
+	/**
+	 * Errors found while running antlr
+	 */
 	protected StringBuilder antlrToolErrors;
 
 	@Override
@@ -134,8 +130,7 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 			// new output dir for each test
 			String testDirectory = getClass().getSimpleName() + "-" + Thread.currentThread().getName() + "-" + System.currentTimeMillis();
 			tmpdir = new File(BASE_TEST_DIR, testDirectory).getAbsolutePath();
-		}
+		} else {
-		else {
 			tmpdir = new File(BASE_TEST_DIR).getAbsolutePath();
 			if (!PRESERVE_TEST_DIR && new File(tmpdir).exists()) {
 				eraseDirectory(new File(tmpdir));
@@ -171,48 +166,10 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 		return antlrToolErrors.toString();
 	}
 
-	protected org.antlr.v4.Tool newTool(String[] args) {
-		Tool tool = new Tool(args);
-		return tool;
-	}
-
-	protected Tool newTool() {
-		org.antlr.v4.Tool tool = new Tool(new String[] {"-o", tmpdir});
-		return tool;
-	}
-
-	protected String load(String fileName, String encoding)
-		throws IOException
-	{
-		if ( fileName==null ) {
-			return null;
-		}
-
-		String fullFileName = getClass().getPackage().getName().replace('.', '/') + '/' + fileName;
-		int size = 65000;
-		InputStreamReader isr;
-		InputStream fis = getClass().getClassLoader().getResourceAsStream(fullFileName);
-		if ( encoding!=null ) {
-			isr = new InputStreamReader(fis, encoding);
-		}
-		else {
-			isr = new InputStreamReader(fis);
-		}
-		try {
-			char[] data = new char[size];
-			int n = isr.read(data);
-			return new String(data, 0, n);
-		}
-		finally {
-			isr.close();
-		}
-	}
-
 	protected String execLexer(String grammarFileName,
 							   String grammarStr,
 							   String lexerName,
-	                           String input)
+							   String input) {
-	{
 		return execLexer(grammarFileName, grammarStr, lexerName, input, false);
 	}
 
@@ -221,8 +178,7 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 							String grammarStr,
 							String lexerName,
 							String input,
-	                        boolean showDFA)
+							boolean showDFA) {
-	{
 		boolean success = rawGenerateRecognizer(grammarFileName,
 				grammarStr,
 				null,
@@ -242,7 +198,7 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 		return output;
 	}
 
-	Set<String> sourceFiles = new HashSet<String>();
+	Set<String> sourceFiles = new HashSet<>();
 
 	private void addSourceFiles(String... files) {
 		for (String file : files)
@@ -258,8 +214,7 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 							 String visitorName,
 							 String startRuleName,
 							 String input,
-	                          boolean showDiagnosticErrors)
+							 boolean showDiagnosticErrors) {
-	{
 		boolean success = rawGenerateRecognizer(grammarFileName,
 				grammarStr,
 				parserName,
@@ -273,24 +228,26 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 				showDiagnosticErrors);
 	}
 
-	/** Return true if all is well */
+	/**
+	 * Return true if all is well
+	 */
 	protected boolean rawGenerateRecognizer(String grammarFileName,
 											String grammarStr,
 											String parserName,
 											String lexerName,
-	                                        String... extraOptions)
+											String... extraOptions) {
-	{
 		return rawGenerateRecognizer(grammarFileName, grammarStr, parserName, lexerName, false, extraOptions);
 	}
 
-	/** Return true if all is well */
+	/**
+	 * Return true if all is well
+	 */
 	protected boolean rawGenerateRecognizer(String grammarFileName,
 											String grammarStr,
 											String parserName,
 											String lexerName,
 											boolean defaultListener,
-	                                        String... extraOptions)
+											String... extraOptions) {
-	{
 		ErrorQueue equeue = antlrOnString(getTmpDir(), "CSharp", grammarFileName, grammarStr, defaultListener, extraOptions);
 		if (!equeue.errors.isEmpty()) {
 			return false;
@@ -320,13 +277,11 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 	protected String rawExecRecognizer(String parserName,
 									   String lexerName,
 									   String parserStartRuleName,
-	                                   boolean debug)
+									   boolean debug) {
-	{
 		this.stderrDuringParse = null;
 		if (parserName == null) {
 			writeLexerTestFile(lexerName, false);
-		}
+		} else {
-		else {
 			writeParserTestFile(parserName,
 					lexerName,
 					parserStartRuleName,
@@ -349,156 +304,27 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 	}
 
 	public boolean compile() {
-        if(!NETSTANDARD) {
 		try {
-                if(!createProject())
+			return buildProject();
-                    return false;
-                if(!buildProject())
-                    return false;
-                return true;
 		} catch (Exception e) {
 			e.printStackTrace(System.err);
 			return false;
 		}
 	}
-        else
-        {
-            try {
-                return buildDotnetProject();
-            } catch(Exception e) {
-                e.printStackTrace(System.err);
-                return false;
-            }
-        }
-	}
-
-	private File getTestProjectFile() {
-		return new File(tmpdir, "Antlr4.Test.mono.csproj");
-	}
-
-	private boolean buildProject() throws Exception {
-		String msbuild = locateMSBuild();
-		String[] args = {
-			msbuild,
-			"/p:Configuration=Release",
-			getTestProjectFile().getAbsolutePath()
-		};
-//		System.err.println("Starting build "+ Utils.join(args, " "));
-		ProcessBuilder pb = new ProcessBuilder(args);
-		pb.directory(new File(tmpdir));
-		Process process = pb.start();
-		StreamVacuum stdoutVacuum = new StreamVacuum(process.getInputStream());
-		StreamVacuum stderrVacuum = new StreamVacuum(process.getErrorStream());
-		stdoutVacuum.start();
-		stderrVacuum.start();
-		process.waitFor();
-		stdoutVacuum.join();
-		stderrVacuum.join();
-		// xbuild sends errors to output, so check exit code
-		int exitValue = process.exitValue();
-		boolean success = (exitValue == 0);
-		if ( !success ) {
-			this.stderrDuringParse = stdoutVacuum.toString();
-			String stderrString = stderrVacuum.toString();
-			System.err.println("buildProject command: " + Utils.join(args, " "));
-			System.err.println("buildProject exitValue: " + exitValue);
-			System.err.println("buildProject stdout: " + stderrDuringParse);
-			System.err.println("buildProject stderr: " + stderrString);
-		}
-		return success;
-	}
-
-	private String locateMSBuild() {
-		if(isWindows())
-			return "\"C:\\Program Files (x86)\\MSBuild\\12.0\\Bin\\MSBuild.exe\"";
-		else
-			return locateTool("xbuild");
-	}
-
-	private boolean isWindows() {
-		return System.getProperty("os.name").toLowerCase().contains("windows");
-	}
 
 	private String locateExec() {
-        if (!NETSTANDARD)
+		return new File(tmpdir, "bin/Release/netcoreapp3.1/Test.dll").getAbsolutePath();
-            return new File(tmpdir, "bin/Release/Test.exe").getAbsolutePath();
-
-        return new File(tmpdir, "bin/Release/netcoreapp1.0/Test.dll").getAbsolutePath();
 	}
 
-	private String locateTool(String tool) {
+	public boolean buildProject() {
-		String[] roots = { "/opt/local/bin/", "/usr/local/bin/", "/usr/bin/" };
-		for(String root : roots) {
-			if(new File(root + tool).exists())
-				return root + tool;
-		}
-		throw new RuntimeException("Could not locate " + tool);
-	}
-
-	public boolean createProject() {
-		try {
-			String pack = BaseCSharpTest.class.getPackage().getName().replace(".", "/") + "/";
-			// save auxiliary files
-			saveResourceAsFile(pack + "AssemblyInfo.cs", new File(tmpdir, "AssemblyInfo.cs"));
-			saveResourceAsFile(pack + "App.config", new File(tmpdir, "App.config"));
-			// update project
-			String projectName = isWindows() ? "Antlr4.Test.vs2013.csproj" : "Antlr4.Test.mono.csproj";
-			final ClassLoader loader = Thread.currentThread().getContextClassLoader();
-			InputStream input = loader.getResourceAsStream(pack + projectName);
-			Document prjXml = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(input);
-			// update runtime project reference
-			// find project file as a resource not relative pathname (now that we've merged repos)
-			String runtimeName = isWindows() ? "Antlr4.Runtime.vs2013.csproj" : "Antlr4.Runtime.mono.csproj";
-			final URL runtimeProj = loader.getResource("CSharp/runtime/CSharp/Antlr4.Runtime/"+runtimeName);
-			if ( runtimeProj==null ) {
-				throw new RuntimeException("C# runtime project file not found!");
-			}
-			String runtimeProjPath = runtimeProj.getPath();
-			if(isWindows()){
-				runtimeProjPath = runtimeProjPath.replaceFirst("/", "");
-			}
-			XPathExpression exp = XPathFactory.newInstance().newXPath()
-				.compile("/Project/ItemGroup/ProjectReference[@Include='" + runtimeName + "']");
-			Element node = (Element)exp.evaluate(prjXml, XPathConstants.NODE);
-			node.setAttribute("Include", runtimeProjPath.replace("/", "\\"));
-			// update project file list
-			exp = XPathFactory.newInstance().newXPath().compile("/Project/ItemGroup[Compile/@Include='AssemblyInfo.cs']");
-			Element group = (Element)exp.evaluate(prjXml, XPathConstants.NODE);
-			if(group==null)
-				return false;
-			// remove existing children
-			while(group.hasChildNodes())
-				group.removeChild(group.getFirstChild());
-			// add AssemblyInfo.cs, not a generated source
-			sourceFiles.add("AssemblyInfo.cs");
-			// add files to compile
-			for(String file : sourceFiles) {
-				Element elem = group.getOwnerDocument().createElement("Compile");
-				elem.setAttribute("Include", file);
-				group.appendChild(elem);
-			}
-			// save project
-			File prjFile = getTestProjectFile();
-			Transformer transformer = TransformerFactory.newInstance().newTransformer();
-			transformer.setOutputProperty(OutputKeys.INDENT, "yes");
-			transformer.transform(new DOMSource(prjXml), new StreamResult(prjFile));
-			return true;
-		}
-		catch(Exception e) {
-			e.printStackTrace(System.err);
-			return false;
-		}
-	}
-
-    public boolean buildDotnetProject() {
 		try {
 			// save auxiliary files
 			String pack = BaseCSharpTest.class.getPackage().getName().replace(".", "/") + "/";
-            saveResourceAsFile(pack + "Antlr4.Test.dotnet.csproj", new File(tmpdir, "Antlr4.Test.dotnet.csproj"));
+			saveResourceAsFile(pack + "Antlr4.Test.csproj", new File(tmpdir, "Antlr4.Test.csproj"));
 
 			// find runtime package
 			final ClassLoader loader = Thread.currentThread().getContextClassLoader();
-            final URL runtimeProj = loader.getResource("CSharp/runtime/CSharp/Antlr4.Runtime/Antlr4.Runtime.dotnet.csproj");
+			final URL runtimeProj = loader.getResource("CSharp/Antlr4.csproj");
 			if (runtimeProj == null) {
 				throw new RuntimeException("C# runtime project file not found!");
 			}
@@ -506,40 +332,27 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 			String runtimeProjPath = runtimeProjFile.getPath();
 
 			// add Runtime project reference
-            String dotnetcli = locateTool("dotnet");
 			String[] args = new String[]{
-                dotnetcli,
+					"dotnet",
 					"add",
-                "Antlr4.Test.dotnet.csproj",
+					"Antlr4.Test.csproj",
 					"reference",
 					runtimeProjPath
 			};
 			boolean success = runProcess(args, tmpdir);
 			assertTrue(success);
 
-            // restore project
-            args = new String[] {
-                dotnetcli,
-                "restore",
-                "Antlr4.Test.dotnet.csproj",
-                "--no-dependencies"
-            };
-            success = runProcess(args, tmpdir);
-            assertTrue(success);
-
 			// build test
 			args = new String[]{
-                dotnetcli,
+					"dotnet",
 					"build",
-                "Antlr4.Test.dotnet.csproj",
+					"Antlr4.Test.csproj",
 					"-c",
-                "Release",
+					"Release"
-                "--no-dependencies"
 			};
 			success = runProcess(args, tmpdir);
 			assertTrue(success);
-        }
+		} catch (Exception e) {
-        catch(Exception e) {
 			e.printStackTrace(System.err);
 			return false;
 		}
@@ -578,8 +391,7 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 				System.err.println("runProcess retrying; " + retries +
 						" retries so far");
 				return runProcess(args, path, retries + 1);
-            }
+			} else {
-            else {
 				System.err.println("runProcess giving up after " + retries +
 						" retries");
 				return false;
@@ -635,8 +447,7 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 				System.err.println("execTest stderrVacuum: " + stderrString);
 			}
 			return writtenOutput;
-		}
+		} catch (Exception e) {
-		catch (Exception e) {
 			System.err.println("can't exec recognizer");
 			e.printStackTrace(System.err);
 		}
@@ -644,93 +455,17 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 	}
 
 	private String[] getExecTestArgs(String exec, Path output, Path errorOutput) {
-		if ( isWindows() ) {
 		return new String[]{
-				exec, new File(tmpdir, "input").getAbsolutePath(),
+				"dotnet", exec, new File(tmpdir, "input").getAbsolutePath(),
 				output.toAbsolutePath().toString(),
 				errorOutput.toAbsolutePath().toString()
 		};
 	}
-		else {
-			if (!NETSTANDARD) {
-				String mono = locateTool("mono");
-				return new String[] {
-					mono, exec, new File(tmpdir, "input").getAbsolutePath(),
-					output.toAbsolutePath().toString(),
-					errorOutput.toAbsolutePath().toString()
-				};
-			}
-
-			String dotnet = locateTool("dotnet");
-			return new String[] {
-				dotnet, exec, new File(tmpdir, "input").getAbsolutePath(),
-				output.toAbsolutePath().toString(),
-				errorOutput.toAbsolutePath().toString()
-			};
-		}
-	}
-
-	List<ANTLRMessage> getMessagesOfType(List<ANTLRMessage> msgs, Class<? extends ANTLRMessage> c) {
-		List<ANTLRMessage> filtered = new ArrayList<ANTLRMessage>();
-		for (ANTLRMessage m : msgs) {
-			if ( m.getClass() == c ) filtered.add(m);
-		}
-		return filtered;
-	}
-
-
-	protected void checkGrammarSemanticsError(ErrorQueue equeue,
-	                                          GrammarSemanticsMessage expectedMessage)
-		throws Exception
-	{
-		ANTLRMessage foundMsg = null;
-		for (int i = 0; i < equeue.errors.size(); i++) {
-			ANTLRMessage m = equeue.errors.get(i);
-			if (m.getErrorType()==expectedMessage.getErrorType() ) {
-				foundMsg = m;
-			}
-		}
-		assertNotNull("no error; "+expectedMessage.getErrorType()+" expected", foundMsg);
-		assertTrue("error is not a GrammarSemanticsMessage",
-		           foundMsg instanceof GrammarSemanticsMessage);
-		assertEquals(Arrays.toString(expectedMessage.getArgs()), Arrays.toString(foundMsg.getArgs()));
-		if ( equeue.size()!=1 ) {
-			System.err.println(equeue);
-		}
-	}
-
-
-	public static class FilteringTokenStream extends CommonTokenStream {
-		public FilteringTokenStream(TokenSource src) { super(src); }
-		Set<Integer> hide = new HashSet<Integer>();
-		@Override
-		protected boolean sync(int i) {
-			if (!super.sync(i)) {
-				return false;
-			}
-
-			Token t = get(i);
-			if ( hide.contains(t.getType()) ) {
-				((WritableToken)t).setChannel(Token.HIDDEN_CHANNEL);
-			}
-
-			return true;
-		}
-		public void setTokenTypeChannel(int ttype, int channel) {
-			hide.add(ttype);
-		}
-	}
-
-	protected void mkdir(String dir) {
-		File f = new File(dir);
-		f.mkdirs();
-	}
 
 	protected void writeParserTestFile(String parserName,
 									   String lexerName,
 									   String parserStartRuleName,
-	                                   boolean debug)
+									   boolean debug) {
-	{
 		ST outputFileST = new ST(
 				"using System;\n" +
 						"using Antlr4.Runtime;\n" +
@@ -813,41 +548,13 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 		writeFile(tmpdir, "Test.cs", outputFileST.render());
 	}
 
-	public void writeRecognizerAndCompile(String parserName, String lexerName,
-	                                      String parserStartRuleName,
-	                                      boolean debug) {
-		if ( parserName==null ) {
-			writeLexerTestFile(lexerName, debug);
-		}
-		else {
-			writeParserTestFile(parserName,
-			                    lexerName,
-			                    parserStartRuleName,
-			                    debug);
-		}
-
-		addSourceFiles("Test.cs");
-	}
-
-
-	protected void eraseFiles(final String filesEndingWith) {
-		File tmpdirF = new File(tmpdir);
-		String[] files = tmpdirF.list();
-		for(int i = 0; files!=null && i < files.length; i++) {
-			if ( files[i].endsWith(filesEndingWith) ) {
-				new File(tmpdir+"/"+files[i]).delete();
-			}
-		}
-	}
-
 	protected void eraseDirectory(File dir) {
 		File[] files = dir.listFiles();
 		if (files != null) {
 			for (File file : files) {
 				if (file.isDirectory()) {
 					eraseDirectory(file);
-                }
+				} else {
-                else {
 					file.delete();
 				}
 			}
@@ -866,31 +573,9 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 		}
 	}
 
-	public String getFirstLineOfException() {
+	/**
-		if ( this.stderrDuringParse ==null ) {
+	 * Return map sorted by key
-			return null;
+	 */
-		}
-		String[] lines = this.stderrDuringParse.split("\n");
-		String prefix="Exception in thread \"main\" ";
-		return lines[0].substring(prefix.length(),lines[0].length());
-	}
-
-	public List<String> realElements(List<String> elements) {
-		return elements.subList(Token.MIN_USER_TOKEN_TYPE, elements.size());
-	}
-
-	public void assertNotNullOrEmpty(String message, String text) {
-		assertNotNull(message, text);
-		assertFalse(message, text.isEmpty());
-	}
-
-	public void assertNotNullOrEmpty(String text) {
-		assertNotNull(text);
-		assertFalse(text.isEmpty());
-	}
-
-
-	/** Return map sorted by key */
 	public <K extends Comparable<? super K>, V> LinkedHashMap<K, V> sort(Map<K, V> data) {
 		LinkedHashMap<K, V> dup = new LinkedHashMap<K, V>();
 		List<K> keys = new ArrayList<K>();
@@ -909,5 +594,4 @@ public class BaseCSharpTest implements RuntimeTestSupport {
 	protected static void assertEquals(String a, String b) {
 		org.junit.Assert.assertEquals(a, b);
 	}
-
 }

runtime-testsuite/test/org/antlr/v4/test/runtime/python/BasePythonTest.java

@@ -5,7 +5,6 @@
  */
 package org.antlr.v4.test.runtime.python;
 
-import com.sun.codemodel.internal.JForEach;
 import org.antlr.v4.Tool;
 import org.antlr.v4.automata.ATNFactory;
 import org.antlr.v4.automata.ATNPrinter;

runtime/CSharp/Antlr4.csproj

@@ -3,11 +3,11 @@
     <Company>The ANTLR Organization</Company>
     <Version>4.9</Version>
     <NeutralLanguage>en-US</NeutralLanguage>
-    <TargetFrameworks>netstandard1.3;net35</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netstandard2.1</TargetFrameworks>
     <NoWarn>$(NoWarn);CS1591;CS1574;CS1580</NoWarn>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <AssemblyName>Antlr4.Runtime.Standard</AssemblyName>
-    <AssemblyOriginatorKeyFile>../../Antlr4.snk</AssemblyOriginatorKeyFile>
+    <AssemblyOriginatorKeyFile>Antlr4.snk</AssemblyOriginatorKeyFile>
     <SignAssembly>true</SignAssembly>
     <PublicSign Condition=" '$(OS)' != 'Windows_NT' ">true</PublicSign>
     <PackageId>Antlr4.Runtime.Standard</PackageId>
@@ -15,14 +15,13 @@
     <Authors>Eric Vergnaud, Terence Parr, Sam Harwell</Authors>
     <Description>The .NET Core C# ANTLR 4 runtime from the ANTLR Organization</Description>
     <Summary>The runtime library for parsers generated by the C# target of the standard ANTLR 4 tool.</Summary>
-    <Copyright>Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.</Copyright>
+    <Copyright>Copyright (c) 2012-2020 The ANTLR Project. All rights reserved.</Copyright>
     <PackageRequireLicenseAcceptance>true</PackageRequireLicenseAcceptance>
-    <PackageLicenseUrl>https://github.com/antlr/antlr4/blob/master/LICENSE.txt</PackageLicenseUrl>
+    <PackageLicenseExpression>BSD-3-Clause</PackageLicenseExpression>
     <PackageProjectUrl>https://github.com/antlr/antlr4</PackageProjectUrl>
     <PackageIconUrl>https://raw.github.com/antlr/website-antlr4/master/images/icons/antlr.png</PackageIconUrl>
     <PackageReleaseNotes>https://github.com/antlr/antlr4/releases</PackageReleaseNotes>
     <PackageTags>antlr parsing grammar</PackageTags>
-    <NetStandardImplicitPackageVersion>1.6.1</NetStandardImplicitPackageVersion>
     <GenerateAssemblyTitleAttribute>false</GenerateAssemblyTitleAttribute>
     <GenerateAssemblyDescriptionAttribute>false</GenerateAssemblyDescriptionAttribute>
     <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>
@@ -38,16 +37,8 @@
     <DebugSymbols>true</DebugSymbols>
     <DebugType>full</DebugType>
     <Optimize>false</Optimize>
-    <OutputPath>lib\Debug</OutputPath>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <Optimize>true</Optimize>
-    <OutputPath>lib\Release</OutputPath>
-  </PropertyGroup>
-	<PropertyGroup Condition="'$(TargetFramework)'=='netstandard1.3'">
-		<DefineConstants>DOTNETCORE;NET35PLUS;NET40PLUS;NET45PLUS</DefineConstants>
-	</PropertyGroup>
-	<PropertyGroup Condition="'$(TargetFramework)'=='net35'">
-		<DefineConstants>NET35PLUS</DefineConstants>
   </PropertyGroup>
 </Project>

runtime/CSharp/AntlrFileStream.cs

@@ -3,18 +3,11 @@
  * can be found in the LICENSE.txt file in the project root.
  */
 
-#if !PORTABLE
-
-using Antlr4.Runtime.Sharpen;
 using Encoding = System.Text.Encoding;
 using File = System.IO.File;
 
 namespace Antlr4.Runtime
 {
-#if COMPACT
-    using StreamReader = System.IO.StreamReader;
-#endif
-
     /// <summary>
     /// This is an
     /// <see cref="AntlrInputStream"/>
@@ -47,17 +40,10 @@ namespace Antlr4.Runtime
             }
 
             string text;
-#if !COMPACT
             if (encoding != null)
                 text = File.ReadAllText(fileName, encoding);
             else
                 text = File.ReadAllText(fileName);
-#else
-            if (encoding != null)
-                text = ReadAllText(fileName, encoding);
-            else
-                text = ReadAllText(fileName);
-#endif
 
             data = text.ToCharArray();
             n = data.Length;
@@ -70,25 +56,5 @@ namespace Antlr4.Runtime
                 return fileName;
             }
         }
-
-#if COMPACT
-        private static string ReadAllText(string path)
-        {
-            using (var reader = new StreamReader(path))
-            {
-                return reader.ReadToEnd();
     }
 }
-
-        private static string ReadAllText(string path, Encoding encoding)
-        {
-            using (var reader = new StreamReader(path, encoding ?? Encoding.Default))
-            {
-                return reader.ReadToEnd();
-            }
-        }
-#endif
-    }
-}
-
-#endif

runtime/CSharp/Atn/ATNDeserializer.cs

@@ -398,7 +398,7 @@ namespace Antlr4.Runtime.Atn
 			}
 		}
 
-		protected internal virtual void ReadSets(ATN atn, IList<IntervalSet> sets, Func<int> readUnicode)
+		protected internal virtual void ReadSets(ATN atn, IList<IntervalSet> sets, System.Func<int> readUnicode)
 		{
 			//
 			// SETS

runtime/CSharp/Atn/ATNSimulator.cs

@@ -77,9 +77,7 @@ namespace Antlr4.Runtime.Atn
 
         protected void ConsoleWriteLine(string format, params object[] arg)
         {
-#if !PORTABLE
             System.Console.WriteLine(format, arg);
-#endif
         }
 
         public PredictionContextCache getSharedContextCache()

runtime/CSharp/Atn/ATNState.cs

@@ -95,9 +95,7 @@ namespace Antlr4.Runtime.Atn
             {
                 if (epsilonOnlyTransitions != e.IsEpsilon)
                 {
-#if !PORTABLE
                     System.Console.Error.WriteLine("ATN state {0} has both epsilon and non-epsilon transitions.", stateNumber);
-#endif
                     epsilonOnlyTransitions = false;
                 }
             }

runtime/CSharp/Atn/ParserATNSimulator.cs

@@ -2112,9 +2112,7 @@ namespace Antlr4.Runtime.Atn
 		 */
 		public void DumpDeadEndConfigs(NoViableAltException nvae)
 		{
-#if !PORTABLE
             System.Console.Error.WriteLine("dead end configs: ");
-#endif
             foreach (ATNConfig c in nvae.DeadEndConfigs.configs)
 			{
 				String trans = "no edges";
@@ -2133,9 +2131,8 @@ namespace Antlr4.Runtime.Atn
 						trans = (not ? "~" : "") + "Set " + st.set.ToString();
 					}
 				}
-#if !PORTABLE
+
                 System.Console.Error.WriteLine(c.ToString(parser, true) + ":" + trans);
-#endif
 			}
 		}
 

runtime/CSharp/Atn/SemanticContext.cs

@@ -437,11 +437,7 @@ namespace Antlr4.Runtime.Atn
                 Collections.EmptyList<PrecedencePredicate>();
 
             List<PrecedencePredicate> result = collection.OfType<PrecedencePredicate>().ToList();
-#if NET40PLUS
             collection.ExceptWith(result);
-#else
-            collection.ExceptWith(result.Cast<SemanticContext>());
-#endif
             return result;
         }
     }