.codenvy.json

+{
+  "name": "compilers",
+  "defaultEnv": "default",
+  "environments": {
+    "default": {
+      "machines": {
+        "dev-machine": {
+          "attributes": {
+            "memoryLimitBytes": "1073741823"
+          },
+          "servers": {},
+          "agents": [
+            "org.eclipse.che.ws-agent",
+            "org.eclipse.che.ssh",
+            "org.eclipse.che.terminal",
+            "org.eclipse.che.exec"
+          ]
+        }
+      },
+      "recipe": {
+        "type": "dockerfile",
+        "content": "# Copyright (c) 2012-2017 Codenvy, S.A.\n# All rights reserved. This program and the accompanying materials\n# are made available under the terms of the Eclipse Public License v1.0\n# which accompanies this distribution, and is available at\n# http://www.eclipse.org/legal/epl-v10.html\n# Contributors:\n# Codenvy, S.A. - initial API and implementation\n\nFROM eclipse/stack-base:ubuntu\nENV OMISHARP_VERSION 1.31.1\nENV OMNISHARP_DOWNLOAD_URL https://github.com/OmniSharp/omnisharp-roslyn/releases/download/v${OMISHARP_VERSION}/omnisharp-linux-x64.tar.gz\nENV CSHARP_LS_DIR ${HOME}/che/ls-csharp\nRUN sudo apt-get update && sudo apt-get install apt-transport-https -y && \\\n    curl https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor > ~/microsoft.gpg && \\\n    sudo mv ~/microsoft.gpg /etc/apt/trusted.gpg.d/microsoft.gpg && \\\n    sudo sh -c 'echo \"deb [arch=amd64] https://packages.microsoft.com/repos/microsoft-ubuntu-xenial-prod xenial main\" > /etc/apt/sources.list.d/dotnetdev.list' && \\\n    sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF && \\\n    sudo apt-get update && \\\n    sudo apt-get install -y \\\n    dotnet-sdk-2.0.0 && \\\n    sudo apt-get -y clean && \\\n    sudo rm -rf /var/lib/apt/lists/* && \\\n    mkdir -p ${CSHARP_LS_DIR}\n\nRUN cd ${CSHARP_LS_DIR} && wget https://github.com/OmniSharp/omnisharp-roslyn/releases/download/v1.31.1/omnisharp-linux-x64.tar.gz && \\\n    tar -xvf omnisharp-linux-x64.tar.gz --strip 1 && \\\n    sudo chgrp -R 0 ${CSHARP_LS_DIR} && \\\n    sudo chmod -R g+rwX ${CSHARP_LS_DIR}\n\nRUN sudo apt-get update && \\\n    sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF && \\\n    sudo apt install -y apt-transport-https && \\\n    echo \"deb https://download.mono-project.com/repo/ubuntu stable-xenial main\" | sudo tee /etc/apt/sources.list.d/mono-official-stable.list && \\\n    sudo apt update && \\\n    sudo apt install -y mono-devel && \\\n    sudo apt install -y nuget\n\nEXPOSE 5000 9000\nCMD tail -f /dev/null\n",
+        "contentType": "text/x-dockerfile"
+      }
+    }
+  },
+  "commands": [
+    {
+      "name": "generated lexer tests",
+      "type": "custom",
+      "attributes": {
+        "goal": "Test"
+      },
+      "commandLine": "cd ${current.project.path} && mono NUnit.ConsoleRunner.3.9.0/tools/nunit3-console.exe TestGeneratedLexer/bin/Debug/TestGeneratedLexer.dll"
+    }
+  ],
+  "projects": [
+    {
+      "name": "MMCS_CS311",
+      "type": "blank",
+      "path": "/MMCS_CS311",
+      "attributes": {
+        "contribute_to_branch": [
+          "master"
+        ],
+        "commands": [
+          "{\"commandLine\":\"cd ${current.project.path} && mono NUnit.ConsoleRunner.3.9.0/tools/nunit3-console.exe TestVisitors/bin/Debug/TestVisitors.dll\", \"name\":\"visitors tests\", \"attributes\":{\"goal\":\"Test\"}, \"type\":\"custom\"}",
+          "{\"commandLine\":\"cd ${current.project.path} && mono NUnit.ConsoleRunner.3.9.0/tools/nunit3-console.exe TestCodeGenerator/bin/Debug/TestCodeGenerator.dll\", \"name\":\"code generator tests\", \"attributes\":{\"goal\":\"Test\"}, \"type\":\"custom\"}",
+          "{\"commandLine\":\"cd ${current.project.path} && mono NUnit.ConsoleRunner.3.9.0/tools/nunit3-console.exe TestASTParser/bin/Debug/TestASTParser.dll\", \"name\":\"AST parser tests\", \"attributes\":{\"goal\":\"Test\"}, \"type\":\"custom\"}",
+          "{\"commandLine\":\"cd ${current.project.path} && mono NUnit.ConsoleRunner.3.9.0/tools/nunit3-console.exe TestGeneratedParser/bin/Debug/TestGeneratedParser.dll\", \"name\":\"generated parser tests\", \"attributes\":{\"goal\":\"Test\"}, \"type\":\"custom\"}",
+          "{\"commandLine\":\"cd ${current.project.path} && mono NUnit.ConsoleRunner.3.9.0/tools/nunit3-console.exe TestDescentParser/bin/Debug/TestDescentParser.dll\", \"name\":\"simple parser tests\", \"attributes\":{\"goal\":\"Test\"}, \"type\":\"custom\"}",
+          "{\"commandLine\":\"cd ${current.project.path} && mono NUnit.ConsoleRunner.3.9.0/tools/nunit3-console.exe TestLexer/bin/Debug/TestLexer.dll\", \"name\":\"lexer tests\", \"attributes\":{\"goal\":\"Test\"}, \"type\":\"custom\"}",
+          "{\"commandLine\":\"cd ${current.project.path} && mono NUnit.ConsoleRunner.3.9.0/tools/nunit3-console.exe TestSimpleLexer/bin/Debug/TestSimpleLexer.dll\", \"name\":\"simple lexer tests\", \"attributes\":{\"goal\":\"Test\"}, \"type\":\"custom\"}",
+          "{\"commandLine\":\"cd ${current.project.path} && ./run_tests.sh\", \"name\":\"run all tests\", \"attributes\":{\"goal\":\"Test\"}, \"type\":\"custom\"}",
+          "{\"commandLine\":\"cd ${current.project.path} && nuget restore && nuget install NUnit.Console\", \"name\":\"restore nuget packages\", \"attributes\":{\"goal\":\"Build\"}, \"type\":\"custom\"}",
+          "{\"commandLine\":\"cd ${current.project.path} && xbuild /p:TargetFrameworkVersion=\\\"v4.0\\\"\", \"name\":\"build with xbuild\", \"attributes\":{\"goal\":\"Build\"}, \"type\":\"custom\"}"
+        ]
+      },
+      "description": "",
+      "source": {
+        "location": "https://github.com/czen/MMCS_CS311.git",
+        "type": "git",
+        "parameters": {}
+      },
+      "links": [],
+      "problems": [],
+      "mixins": [
+        "pullrequest"
+      ]
+    }
+  ],
+  "links": []
+}

.gitattributes

+###############################################################################
+# Set default behavior to automatically normalize line endings.
+###############################################################################
+* text=auto
+
+###############################################################################
+# Set default behavior for command prompt diff.
+#
+# This is need for earlier builds of msysgit that does not have it on by
+# default for csharp files.
+# Note: This is only used by command line
+###############################################################################
+#*.cs     diff=csharp
+
+###############################################################################
+# Set the merge driver for project and solution files
+#
+# Merging from the command prompt will add diff markers to the files if there
+# are conflicts (Merging from VS is not affected by the settings below, in VS
+# the diff markers are never inserted). Diff markers may cause the following 
+# file extensions to fail to load in VS. An alternative would be to treat
+# these files as binary and thus will always conflict and require user
+# intervention with every merge. To do so, just uncomment the entries below
+###############################################################################
+#*.sln       merge=binary
+#*.csproj    merge=binary
+#*.vbproj    merge=binary
+#*.vcxproj   merge=binary
+#*.vcproj    merge=binary
+#*.dbproj    merge=binary
+#*.fsproj    merge=binary
+#*.lsproj    merge=binary
+#*.wixproj   merge=binary
+#*.modelproj merge=binary
+#*.sqlproj   merge=binary
+#*.wwaproj   merge=binary
+
+###############################################################################
+# behavior for image files
+#
+# image files are treated as binary by default.
+###############################################################################
+#*.jpg   binary
+#*.png   binary
+#*.gif   binary
+
+###############################################################################
+# diff behavior for common document formats
+# 
+# Convert binary document formats to text before diffing them. This feature
+# is only available from the command line. Turn it on by uncommenting the 
+# entries below.
+###############################################################################
+#*.doc   diff=astextplain
+#*.DOC   diff=astextplain
+#*.docx  diff=astextplain
+#*.DOCX  diff=astextplain
+#*.dot   diff=astextplain
+#*.DOT   diff=astextplain
+#*.pdf   diff=astextplain
+#*.PDF   diff=astextplain
+#*.rtf   diff=astextplain
+#*.RTF   diff=astextplain

.gitignore

+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+[Xx]64/
+[Xx]86/
+[Bb]uild/
+bld/
+[Bb]in/
+[Oo]bj/
+
+# Visual Studio 2015 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUNIT
+*.VisualState.xml
+TestResult.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# DNX
+project.lock.json
+artifacts/
+
+*_i.c
+*_p.c
+*_i.h
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# JustCode is a .NET coding add-in
+.JustCode
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+
+# TODO: Un-comment the next line if you do not want to checkin 
+# your web deploy settings because they may include unencrypted
+# passwords
+#*.pubxml
+*.publishproj
+
+# NuGet Packages
+*.nupkg
+# The packages folder can be ignored because of Package Restore
+**/packages/*
+# except build/, which is used as an MSBuild target.
+!**/packages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/packages/repositories.config
+# NuGet v3's project.json files produces more ignoreable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Microsoft Azure ApplicationInsights config file
+ApplicationInsights.config
+
+# Windows Store app package directory
+AppPackages/
+BundleArtifacts/
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/
+
+# Others
+ClientBin/
+[Ss]tyle[Cc]op.*
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.pfx
+*.publishsettings
+node_modules/
+orleans.codegen.cs
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+*.mdf
+*.ldf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# LightSwitch generated files
+GeneratedArtifacts/
+ModelManifest.xml
+
+# Paket dependency manager
+.paket/paket.exe
+
+# FAKE - F# Make
+.fake/
+
+#JetBrains ide files
+.idea
\ No newline at end of file

.gitlab-ci.yml

+stages:
+  - build
+  - lexer
+  - simplelexer
+  - generatedlexer
+  - descentparser
+  - generatedparser
+  - astparser
+  - visitors
+  - codegenerator
+
+build_all:
+  stage: build
+  image: czen/ubuntu_xbuild
+  script:
+    - ./prebuild.sh
+    - ./build.sh
+  tags:
+    - docker
+  artifacts:
+    paths:
+      - ./NunitReportParser/bin/Debug/NunitReportParser.exe
+      - ./TestSimpleLexer/bin/Debug/TestSimpleLexer.dll
+      - ./TestLexer/bin/Debug/TestLexer.dll
+      - ./TestGeneratedLexer/bin/Debug/TestGeneratedLexer.dll
+      - ./TestDescentParser/bin/Debug/TestDescentParser.dll
+      - ./TestGeneratedParser/bin/Debug/TestGeneratedParser.dll
+      - ./TestASTParser/bin/Debug/TestASTParser.dll
+      - ./TestVisitors/bin/Debug/TestVisitors.dll
+      - ./TestCodeGenerator/bin/Debug/TestCodeGenerator.dll
+  #  expire_in: 1 week
+
+
+testsimplelexer:
+  stage: simplelexer
+  image: czen/ubuntu_xbuild
+  allow_failure: true
+  script:
+    - ./prebuild.sh
+    - ./build.sh
+    - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestSimpleLexer/bin/Debug/TestSimpleLexer.dll || FAILED=true
+    - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${CI_PROJECT_DIR} ${GITLAB_USER_LOGIN}
+    - if [ $FAILED ]
+    -     then false
+    - fi
+  tags:
+    - docker
+  
+testlexer:
+  stage: lexer
+  image: czen/ubuntu_xbuild
+  allow_failure: true
+  script:
+    - ./prebuild.sh
+    - ./build.sh
+    - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestLexer/bin/Debug/TestLexer.dll || FAILED=true
+    - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${CI_PROJECT_DIR} ${GITLAB_USER_LOGIN}
+    - if [ $FAILED ]
+    -     then false
+    - fi
+  tags:
+    - docker
+
+testgeneratedlexer:
+  stage: generatedlexer
+  image: czen/ubuntu_xbuild
+  allow_failure: true
+  script:
+    - ./prebuild.sh
+    - ./build.sh
+    - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestGeneratedLexer/bin/Debug/TestGeneratedLexer.dll || FAILED=true
+    - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${CI_PROJECT_DIR} ${GITLAB_USER_LOGIN}
+    - if [ $FAILED ]
+    -     then false
+    - fi
+  tags:
+    - docker    
+
+testdescentparser:
+  stage: descentparser
+  image: czen/ubuntu_xbuild
+  allow_failure: true
+  script:
+    - ./prebuild.sh
+    - ./build.sh
+    - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestDescentParser/bin/Debug/TestDescentParser.dll || FAILED=true
+    - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${CI_PROJECT_DIR} ${GITLAB_USER_LOGIN}
+    - if [ $FAILED ]
+    -     then false
+    - fi
+  tags:
+    - docker        
+
+testgeneratedparser:
+  stage: generatedparser
+  image: czen/ubuntu_xbuild
+  allow_failure: true
+  script:
+    - ./prebuild.sh
+    - ./build.sh
+    - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestGeneratedParser/bin/Debug/TestGeneratedParser.dll || FAILED=true
+    - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${CI_PROJECT_DIR} ${GITLAB_USER_LOGIN}
+    - if [ $FAILED ]
+    -     then false
+    - fi
+  tags:
+    - docker            
+
+testastparser:
+  stage: astparser
+  image: czen/ubuntu_xbuild
+  allow_failure: true
+  script:
+    - ./prebuild.sh
+    - ./build.sh
+    - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestASTParser/bin/Debug/TestASTParser.dll || FAILED=true
+    - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${CI_PROJECT_DIR} ${GITLAB_USER_LOGIN}
+    - if [ $FAILED ]
+    -     then false
+    - fi
+  tags:
+    - docker                
+
+testvisitors:
+  stage: visitors
+  image: czen/ubuntu_xbuild
+  allow_failure: true
+  script:
+    - ./prebuild.sh
+    - ./build.sh
+    - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestVisitors/bin/Debug/TestVisitors.dll || FAILED=true
+    - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${CI_PROJECT_DIR} ${GITLAB_USER_LOGIN}
+    - if [ $FAILED ]
+    -     then false
+    - fi
+  tags:
+    - docker                
+
+testcodegenerator:
+  stage: codegenerator
+  image: czen/ubuntu_xbuild
+  allow_failure: true
+  script:
+    - ./prebuild.sh
+    - ./build.sh
+    - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestCodeGenerator/bin/Debug/TestCodeGenerator.dll || FAILED=true
+    - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${CI_PROJECT_DIR} ${GITLAB_USER_LOGIN}
+    - if [ $FAILED ]
+    -     then false
+    - fi
+  tags:
+    - docker                    
+  

.gitmodules

+[submodule "gplex"]
+	path = gplex
+	url = https://github.com/czen/gplex.git
+[submodule "gppg"]
+	path = gppg
+	url = https://github.com/czen/gppg.git

.gitpod.Dockerfile

+FROM gitpod/workspace-dotnet
+
+RUN sudo apt-get update &&  sudo apt install -y nuget

.gitpod.yml

+image:
+  file: .gitpod.Dockerfile
+
+tasks:
+  - init: nuget restore Compilers.sln
+    command: echo "Nuget packages restored"
+
+vscode:
+  extensions:
+    - patcx.vscode-nuget-gallery@0.0.20:ogiC/AHEtkvJiOuDFESvdQ==
+    - jsw.csharpextensions@1.3.5:IAR0yr75KBtC7ZW0lqOD3w==
+    - genuitecllc.codetogether@2.0.0:V/RKT60bcDRMrXqiAcuNzQ==

.theia/tasks.json

+{  
+	// See https://go.microsoft.com/fwlink/?LinkId=733558
+	// for the documentation about the tasks.json format
+	"version": "2.0.0",
+	"tasks": [
+		{
+			"label": "build",
+			"type": "shell",
+			"command": "xbuild",
+			"args": [
+				// Ask msbuild to generate full paths for file names.
+				//"/property:GenerateFullPaths=true",
+				//"/t:build",
+				// Do not generate summary otherwise it leads to duplicate errors in Problems panel
+				//"/consoleloggerparameters:NoSummary",
+                "/p:TargetFrameworkVersion=\"v4.0\""
+			],
+			"group": "build",
+			"presentation": {
+				// Reveal the output only if unrecognized errors occur.
+				"reveal": "silent"
+			},
+			// Use the standard MS compiler pattern to detect errors, warnings and infos
+			"problemMatcher": "$msCompile"
+		},
+        {
+			"label": "test lexer",
+			"type": "shell",
+			"command": "mono",
+			"args": [
+				"packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe",
+                " --labels=All",
+                "TestLexer/bin/Debug/TestLexer.dll"
+			],
+			"group": "test",
+			// Use the standard MS compiler pattern to detect errors, warnings and infos
+			"problemMatcher": "$msCompile"
+		},
+        {
+			"label": "test simple lexer",
+			"type": "shell",
+			"command": "mono",
+			"args": [
+				"packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe",
+                " --labels=All",
+                "TestSimpleLexer/bin/Debug/TestSimpleLexer.dll"
+			],
+			"group": "test",
+			// Use the standard MS compiler pattern to detect errors, warnings and infos
+			"problemMatcher": "$msCompile"
+		},
+        {
+			"label": "test generated lexer",
+			"type": "shell",
+			"command": "mono",
+			"args": [
+				"packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe",
+                " --labels=All",
+                "TestGeneratedLexer/bin/Debug/TestGeneratedLexer.dll"
+			],
+			"group": "test",
+			// Use the standard MS compiler pattern to detect errors, warnings and infos
+			"problemMatcher": "$msCompile"
+		},
+        {
+			"label": "test descent parser",
+			"type": "shell",
+			"command": "mono",
+			"args": [
+				"packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe",
+                " --labels=All",
+                "TestDescentParser/bin/Debug/TestDescentParser.dll"
+			],
+			"group": "test",
+			// Use the standard MS compiler pattern to detect errors, warnings and infos
+			"problemMatcher": "$msCompile"
+		},
+        {
+			"label": "test generated parser",
+			"type": "shell",
+			"command": "mono",
+			"args": [
+				"packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe",
+                " --labels=All",
+                "TestGeneratedParser/bin/Debug/TestGeneratedParser.dll"
+			],
+			"group": "test",
+			// Use the standard MS compiler pattern to detect errors, warnings and infos
+			"problemMatcher": "$msCompile"
+		},
+        {
+			"label": "test ast parser",
+			"type": "shell",
+			"command": "mono",
+			"args": [
+				"packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe",
+                " --labels=All",
+                "TestASTParser/bin/Debug/TestASTParser.dll"
+			],
+			"group": "test",
+			// Use the standard MS compiler pattern to detect errors, warnings and infos
+			"problemMatcher": "$msCompile"
+		},
+        {
+			"label": "test visitors",
+			"type": "shell",
+			"command": "mono",
+			"args": [
+				"packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe",
+                " --labels=All",
+                "TestVisitors/bin/Debug/TestVisitors.dll"
+			],
+			"group": "test",
+			// Use the standard MS compiler pattern to detect errors, warnings and infos
+			"problemMatcher": "$msCompile"
+		},
+        {
+			"label": "test code generator",
+			"type": "shell",
+			"command": "mono",
+			"args": [
+				"packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe",
+                " --labels=All",
+                "TestCodeGenerator/bin/Debug/TestCodeGenerator.dll"
+			],
+			"group": "test",
+			// Use the standard MS compiler pattern to detect errors, warnings and infos
+			"problemMatcher": "$msCompile"
+		}
+	]
+}
\ No newline at end of file

.travis.yml

+language: csharp
+solution: Compilers.sln
+mono:
+ - 6.4.0
+ 
+install:
+  - sudo apt-get install nunit-console
+  - nuget restore Compilers.sln
+ 
+script:
+  - msbuild /p:TargetFrameworkVersion="v4.0"
+  - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestSimpleLexer/bin/Debug/TestSimpleLexer.dll
+  - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${TRAVIS_BUILD_DIR} ${TRAVIS_REPO_SLUG}
+  - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestLexer/bin/Debug/TestLexer.dll
+  - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${TRAVIS_BUILD_DIR} ${TRAVIS_REPO_SLUG}
+  - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestGeneratedLexer/bin/Debug/TestGeneratedLexer.dll
+  - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${TRAVIS_BUILD_DIR} ${TRAVIS_REPO_SLUG}
+  - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestDescentParser/bin/Debug/TestDescentParser.dll
+  - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${TRAVIS_BUILD_DIR} ${TRAVIS_REPO_SLUG}
+  - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestGeneratedParser/bin/Debug/TestGeneratedParser.dll
+  - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${TRAVIS_BUILD_DIR} ${TRAVIS_REPO_SLUG}
+  - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestASTParser/bin/Debug/TestASTParser.dll
+  - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${TRAVIS_BUILD_DIR} ${TRAVIS_REPO_SLUG}
+  - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestVisitors/bin/Debug/TestVisitors.dll
+  - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${TRAVIS_BUILD_DIR} ${TRAVIS_REPO_SLUG}
+  - mono packages/NUnit.ConsoleRunner.3.10.0/tools/nunit3-console.exe --labels=ON TestCodeGenerator/bin/Debug/TestCodeGenerator.dll
+  - mono NunitReportParser/bin/Debug/NunitReportParser.exe ${TRAVIS_BUILD_DIR} ${TRAVIS_REPO_SLUG}
+
+branches:
+  only:
+  - master

Compilers.sln

+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29025.244
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lexer", "Module1\Lexer.csproj", "{9715D879-F06E-4A65-ADA0-A4DF3619119D}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimpleLexer", "Module2\SimpleLangLexer\SimpleLexer.csproj", "{28C0284B-2F43-45D6-A77F-AB08F919717D}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimpleLexerDemo", "Module2\SimpleLexerDemo\SimpleLexerDemo.csproj", "{9EE96E14-A541-4EAD-AD34-2A9011ED12C1}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestSimpleLexer", "TestSimpleLexer\TestSimpleLexer.csproj", "{53767749-BCA6-4A3A-A4E6-D23519008305}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestLexer", "TestLexer\TestLexer.csproj", "{144BB4B2-AC18-4A38-9BEC-98BB22EB3382}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RecursiveDescentParser", "Module4\SimpleLangParser\RecursiveDescentParser.csproj", "{837BC9FE-DAA9-416E-BCCE-0235E5C38D4B}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RecursiveDescentParserDemo", "Module4\SimpleLangParserTest\RecursiveDescentParserDemo.csproj", "{5DD15A1A-760A-4A3F-BA1B-A23ACDF5CC87}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GeneratedParser", "Module5\GeneratedParser.csproj", "{0ED50D29-F6C3-44F3-BF13-BC1A433F6119}"
+	ProjectSection(ProjectDependencies) = postProject
+		{4DD13462-DCB4-4C3E-B777-7FEA90CEA9D1} = {4DD13462-DCB4-4C3E-B777-7FEA90CEA9D1}
+	EndProjectSection
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ParserAST", "Module6\ParserAST.csproj", "{9815F576-CAB5-4D52-9963-F9B8277E340C}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ParserVistors", "Module7\ParserVistors.csproj", "{5F9F534D-DDE0-4B4A-9BC2-2AF8C9ED83FA}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ParserGenerator", "Module8\ParserGenerator.csproj", "{F8734914-3677-4A80-A87D-C274F52576FD}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GeneratedLexer", "Module3\GeneratedLexer.csproj", "{4DD13462-DCB4-4C3E-B777-7FEA90CEA9D1}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestGeneratedLexer", "TestGeneratedLexer\TestGeneratedLexer.csproj", "{24413F87-3568-4BDF-ADC8-760086CEE37A}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestDescentParser", "TestDescentParser\TestDescentParser.csproj", "{F6EABC41-B147-44EB-B6EF-13C3183C9961}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestGeneratedParser", "TestGeneratedParser\TestGeneratedParser.csproj", "{76382857-9D1F-4098-8376-48EF4A702445}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestASTParser", "TestASTParser\TestASTParser.csproj", "{71D0BFF1-8F45-450E-A78F-153391124637}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestVisitors", "TestVisitors\TestVisitors.csproj", "{365C36ED-B8E4-428A-9AF4-A3142E06FE1E}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestCodeGenerator", "TestCodeGenerator\TestCodeGenerator.csproj", "{186EE1C7-7F34-4428-8A82-F63C8D4368E8}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NunitReport", "NunitReportParser\NunitReport.csproj", "{88E96425-F1E4-4092-8524-9C13225D2214}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{9715D879-F06E-4A65-ADA0-A4DF3619119D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{9715D879-F06E-4A65-ADA0-A4DF3619119D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{9715D879-F06E-4A65-ADA0-A4DF3619119D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{9715D879-F06E-4A65-ADA0-A4DF3619119D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{28C0284B-2F43-45D6-A77F-AB08F919717D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{28C0284B-2F43-45D6-A77F-AB08F919717D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{28C0284B-2F43-45D6-A77F-AB08F919717D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{28C0284B-2F43-45D6-A77F-AB08F919717D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{9EE96E14-A541-4EAD-AD34-2A9011ED12C1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{9EE96E14-A541-4EAD-AD34-2A9011ED12C1}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{9EE96E14-A541-4EAD-AD34-2A9011ED12C1}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{9EE96E14-A541-4EAD-AD34-2A9011ED12C1}.Release|Any CPU.Build.0 = Release|Any CPU
+		{53767749-BCA6-4A3A-A4E6-D23519008305}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{53767749-BCA6-4A3A-A4E6-D23519008305}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{53767749-BCA6-4A3A-A4E6-D23519008305}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{53767749-BCA6-4A3A-A4E6-D23519008305}.Release|Any CPU.Build.0 = Release|Any CPU
+		{144BB4B2-AC18-4A38-9BEC-98BB22EB3382}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{144BB4B2-AC18-4A38-9BEC-98BB22EB3382}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{144BB4B2-AC18-4A38-9BEC-98BB22EB3382}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{144BB4B2-AC18-4A38-9BEC-98BB22EB3382}.Release|Any CPU.Build.0 = Release|Any CPU
+		{837BC9FE-DAA9-416E-BCCE-0235E5C38D4B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{837BC9FE-DAA9-416E-BCCE-0235E5C38D4B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{837BC9FE-DAA9-416E-BCCE-0235E5C38D4B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{837BC9FE-DAA9-416E-BCCE-0235E5C38D4B}.Release|Any CPU.Build.0 = Release|Any CPU
+		{5DD15A1A-760A-4A3F-BA1B-A23ACDF5CC87}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{5DD15A1A-760A-4A3F-BA1B-A23ACDF5CC87}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{5DD15A1A-760A-4A3F-BA1B-A23ACDF5CC87}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{5DD15A1A-760A-4A3F-BA1B-A23ACDF5CC87}.Release|Any CPU.Build.0 = Release|Any CPU
+		{0ED50D29-F6C3-44F3-BF13-BC1A433F6119}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{0ED50D29-F6C3-44F3-BF13-BC1A433F6119}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{0ED50D29-F6C3-44F3-BF13-BC1A433F6119}.Release|Any CPU.ActiveCfg = Release|x86
+		{0ED50D29-F6C3-44F3-BF13-BC1A433F6119}.Release|Any CPU.Build.0 = Release|x86
+		{9815F576-CAB5-4D52-9963-F9B8277E340C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{9815F576-CAB5-4D52-9963-F9B8277E340C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{9815F576-CAB5-4D52-9963-F9B8277E340C}.Release|Any CPU.ActiveCfg = Release|x86
+		{9815F576-CAB5-4D52-9963-F9B8277E340C}.Release|Any CPU.Build.0 = Release|x86
+		{5F9F534D-DDE0-4B4A-9BC2-2AF8C9ED83FA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{5F9F534D-DDE0-4B4A-9BC2-2AF8C9ED83FA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{5F9F534D-DDE0-4B4A-9BC2-2AF8C9ED83FA}.Release|Any CPU.ActiveCfg = Release|x86
+		{5F9F534D-DDE0-4B4A-9BC2-2AF8C9ED83FA}.Release|Any CPU.Build.0 = Release|x86
+		{F8734914-3677-4A80-A87D-C274F52576FD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F8734914-3677-4A80-A87D-C274F52576FD}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F8734914-3677-4A80-A87D-C274F52576FD}.Release|Any CPU.ActiveCfg = Release|x86
+		{F8734914-3677-4A80-A87D-C274F52576FD}.Release|Any CPU.Build.0 = Release|x86
+		{4DD13462-DCB4-4C3E-B777-7FEA90CEA9D1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4DD13462-DCB4-4C3E-B777-7FEA90CEA9D1}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4DD13462-DCB4-4C3E-B777-7FEA90CEA9D1}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4DD13462-DCB4-4C3E-B777-7FEA90CEA9D1}.Release|Any CPU.Build.0 = Release|Any CPU
+		{24413F87-3568-4BDF-ADC8-760086CEE37A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{24413F87-3568-4BDF-ADC8-760086CEE37A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{24413F87-3568-4BDF-ADC8-760086CEE37A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{24413F87-3568-4BDF-ADC8-760086CEE37A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{F6EABC41-B147-44EB-B6EF-13C3183C9961}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F6EABC41-B147-44EB-B6EF-13C3183C9961}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F6EABC41-B147-44EB-B6EF-13C3183C9961}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F6EABC41-B147-44EB-B6EF-13C3183C9961}.Release|Any CPU.Build.0 = Release|Any CPU
+		{76382857-9D1F-4098-8376-48EF4A702445}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{76382857-9D1F-4098-8376-48EF4A702445}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{76382857-9D1F-4098-8376-48EF4A702445}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{76382857-9D1F-4098-8376-48EF4A702445}.Release|Any CPU.Build.0 = Release|Any CPU
+		{71D0BFF1-8F45-450E-A78F-153391124637}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{71D0BFF1-8F45-450E-A78F-153391124637}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{71D0BFF1-8F45-450E-A78F-153391124637}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{71D0BFF1-8F45-450E-A78F-153391124637}.Release|Any CPU.Build.0 = Release|Any CPU
+		{365C36ED-B8E4-428A-9AF4-A3142E06FE1E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{365C36ED-B8E4-428A-9AF4-A3142E06FE1E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{365C36ED-B8E4-428A-9AF4-A3142E06FE1E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{365C36ED-B8E4-428A-9AF4-A3142E06FE1E}.Release|Any CPU.Build.0 = Release|Any CPU
+		{186EE1C7-7F34-4428-8A82-F63C8D4368E8}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{186EE1C7-7F34-4428-8A82-F63C8D4368E8}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{186EE1C7-7F34-4428-8A82-F63C8D4368E8}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{186EE1C7-7F34-4428-8A82-F63C8D4368E8}.Release|Any CPU.Build.0 = Release|Any CPU
+		{88E96425-F1E4-4092-8524-9C13225D2214}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{88E96425-F1E4-4092-8524-9C13225D2214}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{88E96425-F1E4-4092-8524-9C13225D2214}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{88E96425-F1E4-4092-8524-9C13225D2214}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {5CD1813A-8F3E-4118-810A-DA7A336FE15D}
+	EndGlobalSection
+EndGlobal

Dockerfile

+#FROM gitpod/workspace-dotnet
+FROM ubuntu:latest
+
+RUN apt-get update &&  apt install -y nuget mono-devel mono-xbuild
+RUN nuget update -self
+RUN mkdir /compilers
+
+WORKDIR /compilers
\ No newline at end of file

Module1/App.config

+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/>
+    </startup>
+</configuration>

Module1/Lexer.cs

-public class LexerException : System.Exception
+using System;
+using System.Text;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+
+namespace Lexer
 {
-    public LexerException(string msg)
-        : base(msg)
+
+    public class LexerException : System.Exception
     {
+        public LexerException(string msg)
+            : base(msg)
+        {
+        }
+
     }
 
-}
+    public class Lexer
+    {
 
-public class Lexer
-{
+        protected int position;
+        protected char currentCh; //   
+        protected int currentCharValue; //     
+        protected System.IO.StringReader inputReader;
+        protected string inputString;
 
-    protected int position;
-    protected char currentCh;       //   
-    protected int currentCharValue; //     
-    protected System.IO.StringReader inputReader;
-    protected string inputString;
+        public Lexer(string input)
+        {
+            inputReader = new System.IO.StringReader(input);
+            inputString = input;
+        }
 
-    public Lexer(string input)
-    {
-        inputReader = new System.IO.StringReader(input);
-        inputString = input;
+        public void Error()
+        {
+            System.Text.StringBuilder o = new System.Text.StringBuilder();
+            o.Append(inputString + '\n');
+            o.Append(new System.String(' ', position - 1) + "^\n");
+            o.AppendFormat("Error in symbol {0}", currentCh);
+            throw new LexerException(o.ToString());
+        }
+
+        protected void NextCh()
+        {
+            this.currentCharValue = this.inputReader.Read();
+            this.currentCh = (char) currentCharValue;
+            this.position += 1;
+        }
+
+        public virtual bool Parse()
+        {
+            return true;
+        }
     }
 
-    public void Error()
+    public class IntLexer : Lexer
     {
-        System.Text.StringBuilder o = new System.Text.StringBuilder();
-        o.Append(inputString + '\n');
-        o.Append(new System.String(' ', position - 1) + "^\n");
-        o.AppendFormat("Error in symbol {0}", currentCh);
-        throw new LexerException(o.ToString());
+
+        protected System.Text.StringBuilder intString;
+        public int parseResult = 0;
+
+        public IntLexer(string input)
+            : base(input)
+        {
+            intString = new System.Text.StringBuilder();
+        }
+
+        public override bool Parse()
+        {
+            NextCh();
+            if (currentCh == '+' || currentCh == '-')
+            {
+                NextCh();
+            }
+        
+            if (char.IsDigit(currentCh))
+            {
+                NextCh();
+            }
+            else
+            {
+                Error();
+            }
+
+            while (char.IsDigit(currentCh))
+            {
+                NextCh();
+            }
+
+
+            if (currentCharValue != -1)
+            {
+                Error();
+            }
+
+            return true;
+
+        }
     }
+    
+    public class IdentLexer : Lexer
+    {
+        private string parseResult;
+        protected StringBuilder builder;
+    
+        public string ParseResult
+        {
+            get { return parseResult; }
+        }
+    
+        public IdentLexer(string input) : base(input)
+        {
+            builder = new StringBuilder();
+        }
 
-    protected void NextCh()
+        public override bool Parse()
+        { 
+            throw new NotImplementedException();
+        }
+       
+    }
+
+    public class IntNoZeroLexer : IntLexer
     {
-        this.currentCharValue = this.inputReader.Read();
-        this.currentCh = (char)currentCharValue;
-        this.position += 1;
+        public IntNoZeroLexer(string input)
+            : base(input)
+        {
+        }
+
+        public override bool Parse()
+        {
+            throw new NotImplementedException();
+        }
     }
 
-    public virtual void Parse()
+    public class LetterDigitLexer : Lexer
     {
+        protected StringBuilder builder;
+        protected string parseResult;
 
+        public string ParseResult
+        {
+            get { return parseResult; }
+        }
+
+        public LetterDigitLexer(string input)
+            : base(input)
+        {
+            builder = new StringBuilder();
+        }
+
+        public override bool Parse()
+        {
+            throw new NotImplementedException();
+        }
+       
     }
-}
 
-public class IntLexer : Lexer
-{
+    public class LetterListLexer : Lexer
+    {
+        protected List<char> parseResult;
 
-    protected System.Text.StringBuilder intString;
+        public List<char> ParseResult
+        {
+            get { return parseResult; }
+        }
+
+        public LetterListLexer(string input)
+            : base(input)
+        {
+            parseResult = new List<char>();
+        }
 
-    public IntLexer(string input)
-        : base(input)
+        public override bool Parse()
+        {
+            throw new NotImplementedException();
+        }
+    }
+
+    public class DigitListLexer : Lexer
     {
-        intString = new System.Text.StringBuilder();
+        protected List<int> parseResult;
+
+        public List<int> ParseResult
+        {
+            get { return parseResult; }
+        }
+
+        public DigitListLexer(string input)
+            : base(input)
+        {
+            parseResult = new List<int>();
+        }
+
+        public override bool Parse()
+        {
+            throw new NotImplementedException();
+        }
     }
 
-    public override void Parse()
+    public class LetterDigitGroupLexer : Lexer
     {
-        NextCh();
-        if (currentCh == '+' || currentCh == '-')
+        protected StringBuilder builder;
+        protected string parseResult;
+
+        public string ParseResult
         {
-            NextCh();
+            get { return parseResult; }
+        }
+        
+        public LetterDigitGroupLexer(string input)
+            : base(input)
+        {
+            builder = new StringBuilder();
         }
 
-        if (char.IsDigit(currentCh))
+        public override bool Parse()
         {
-            NextCh();
+            throw new NotImplementedException();
+        }
+       
+    }
+
+    public class DoubleLexer : Lexer
+    {
+        private StringBuilder builder;
+        private double parseResult;
+
+        public double ParseResult
+        {
+            get { return parseResult; }
+
         }
-        else
+
+        public DoubleLexer(string input)
+            : base(input)
         {
-            Error();
+            builder = new StringBuilder();
         }
 
-        while (char.IsDigit(currentCh))
+        public override bool Parse()
         {
-            NextCh();
+            throw new NotImplementedException();
         }
+       
+    }
 
+    public class StringLexer : Lexer
+    {
+        private StringBuilder builder;
+        private string parseResult;
 
-        if (currentCharValue != -1) // StringReader  -1   
+        public string ParseResult
         {
-            Error();
+            get { return parseResult; }
+
         }
 
-        System.Console.WriteLine("Interger is recognized");
+        public StringLexer(string input)
+            : base(input)
+        {
+            builder = new StringBuilder();
+        }
 
+        public override bool Parse()
+        {
+            throw new NotImplementedException();
+        }
     }
-}
 
+    public class CommentLexer : Lexer
+    {
+        private StringBuilder builder;
+        private string parseResult;
 
-public class Program
-{
-    public static void Main()
+        public string ParseResult
+        {
+            get { return parseResult; }
+
+        }
+
+        public CommentLexer(string input)
+            : base(input)
+        {
+            builder = new StringBuilder();
+        }
+
+        public override bool Parse()
+        {
+            throw new NotImplementedException();
+        }
+    }
+
+    public class IdentChainLexer : Lexer
     {
-        string input = "154216";
-        Lexer L = new IntLexer(input);
-        try
+        private StringBuilder builder;
+        private List<string> parseResult;
+
+        public List<string> ParseResult
+        {
+            get { return parseResult; }
+
+        }
+
+        public IdentChainLexer(string input)
+            : base(input)
         {
-            L.Parse();
+            builder = new StringBuilder();
+            parseResult = new List<string>();
         }
-        catch (LexerException e)
+
+        public override bool Parse()
         {
-            System.Console.WriteLine(e.Message);
+            throw new NotImplementedException();
         }
+    }
 
+    public class Program
+    {
+        public static void Main()
+        {
+            string input = "154216";
+            Lexer L = new IntLexer(input);
+            try
+            {
+                L.Parse();
+            }
+            catch (LexerException e)
+            {
+                System.Console.WriteLine(e.Message);
+            }
+
+        }
     }
 }
\ No newline at end of file

Module1/Lexer.csproj

+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{9715D879-F06E-4A65-ADA0-A4DF3619119D}</ProjectGuid>
+    <OutputType>WinExe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>Lexer</RootNamespace>
+    <AssemblyName>Lexer</AssemblyName>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <TargetFrameworkProfile />
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup>
+    <StartupObject />
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="Microsoft.CSharp, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+      <HintPath>C:\Windows\Microsoft.NET\Framework\v4.0.30319\Microsoft.CSharp.dll</HintPath>
+    </Reference>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Lexer.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>
\ No newline at end of file

Module1/Properties/AssemblyInfo.cs

+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("Lexer")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("Lexer")]
+[assembly: AssemblyCopyright("Copyright ©  2018")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible 
+// to COM components.  If you need to access a type in this assembly from 
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("9715d879-f06e-4a65-ada0-a4df3619119d")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

Module2/SimpleLangLexer/SimpleLangLexer.sln

-
-Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 2012
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimpleLangLexer", "SimpleLangLexer.csproj", "{28C0284B-2F43-45D6-A77F-AB08F919717D}"
-EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimpleLangLexerTest", "..\SimpleLangLexerTest\SimpleLangLexerTest.csproj", "{9EE96E14-A541-4EAD-AD34-2A9011ED12C1}"
-	ProjectSection(ProjectDependencies) = postProject
-		{28C0284B-2F43-45D6-A77F-AB08F919717D} = {28C0284B-2F43-45D6-A77F-AB08F919717D}
-	EndProjectSection
-EndProject
-Global
-	GlobalSection(SolutionConfigurationPlatforms) = preSolution
-		Debug|Any CPU = Debug|Any CPU
-		Release|Any CPU = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{28C0284B-2F43-45D6-A77F-AB08F919717D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{28C0284B-2F43-45D6-A77F-AB08F919717D}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{28C0284B-2F43-45D6-A77F-AB08F919717D}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{28C0284B-2F43-45D6-A77F-AB08F919717D}.Release|Any CPU.Build.0 = Release|Any CPU
-		{9EE96E14-A541-4EAD-AD34-2A9011ED12C1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{9EE96E14-A541-4EAD-AD34-2A9011ED12C1}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{9EE96E14-A541-4EAD-AD34-2A9011ED12C1}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{9EE96E14-A541-4EAD-AD34-2A9011ED12C1}.Release|Any CPU.Build.0 = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(SolutionProperties) = preSolution
-		HideSolutionNode = FALSE
-	EndGlobalSection
-EndGlobal

Module2/SimpleLangLexer/SimpleLangLexer.cs → Module2/SimpleLangLexer/SimpleLexer.cs

-using System;
+using System;
 using System.Collections;
 using System.Collections.Generic;
 using System.IO;
 
-namespace SimpleLangLexer
+namespace SimpleLexer
 {
 
     public class LexerException : System.Exception
@@ -25,10 +25,39 @@ namespace SimpleLangLexer
         ASSIGN,
         BEGIN,
         END,
-        CYCLE
+        CYCLE,
+        COMMA,
+        PLUS,
+        MINUS,
+        MULT,
+        DIVISION,
+        MOD,
+        DIV,
+        AND,
+        OR,
+        NOT,
+        MULTASSIGN,
+        DIVASSIGN,
+        PLUSASSIGN,
+        MINUSASSIGN,
+        LT,  //lesser
+        GT,  //greater
+        LEQ, //less or equal
+        GEQ, //greater or equal
+        EQ,  //equal
+        NEQ, //not equal
+        WHILE,
+        DO,
+        FOR,
+        TO,
+        IF,
+        THEN,
+        ELSE,
+        LEFT_BRACKET,
+        RIGHT_BRACKET,
     }
 
-    public class Lexer
+     public class Lexer
     {
         private int position;
         private char currentCh;                      // Текущий символ
@@ -200,4 +229,4 @@ namespace SimpleLangLexer
             return result;
         }
     }
-}
+}
\ No newline at end of file

Module2/SimpleLangLexer/SimpleLangLexer.csproj → Module2/SimpleLangLexer/SimpleLexer.csproj

@@ -7,10 +7,11 @@
     <ProjectGuid>{28C0284B-2F43-45D6-A77F-AB08F919717D}</ProjectGuid>
     <OutputType>Library</OutputType>
     <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>SimpleLangLexer</RootNamespace>
-    <AssemblyName>SimpleLangLexer</AssemblyName>
+    <RootNamespace>SimpleLexer</RootNamespace>
+    <AssemblyName>SimpleLexer</AssemblyName>
     <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <PlatformTarget>AnyCPU</PlatformTarget>
@@ -35,16 +36,18 @@
     <StartupObject />
   </PropertyGroup>
   <ItemGroup>
+    <Reference Include="Microsoft.CSharp, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+      <HintPath>C:\Windows\Microsoft.NET\Framework\v4.0.30319\Microsoft.CSharp.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
-    <Reference Include="Microsoft.CSharp" />
     <Reference Include="System.Data" />
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="SimpleLangLexer.cs" />
+    <Compile Include="SimpleLexer.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />

Module2/SimpleLangLexerTest/Program.cs → Module2/SimpleLexerDemo/Program.cs

@@ -3,7 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.IO;
-using SimpleLangLexer;
+using SimpleLexer;
 
 namespace SimpleLangLexerTest
 {

Module2/SimpleLangLexerTest/Properties/AssemblyInfo.cs → Module2/SimpleLexerDemo/Properties/AssemblyInfo.cs

@@ -5,11 +5,11 @@ using System.Runtime.InteropServices;
 // Управление общими сведениями о сборке осуществляется с помощью 
 // набора атрибутов. Измените значения этих атрибутов, чтобы изменить сведения,
 // связанные со сборкой.
-[assembly: AssemblyTitle("SimpleLangLexerTest")]
+[assembly: AssemblyTitle("SimpleLexerDemo")]
 [assembly: AssemblyDescription("")]
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
-[assembly: AssemblyProduct("SimpleLangLexerTest")]
+[assembly: AssemblyProduct("SimpleLexerDemo")]
 [assembly: AssemblyCopyright("Copyright ©  2017")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]