checkin for r

.gitignore

@@ -0,0 +1,10 @@
+/RNb/nbproject/private/
+/RNb/build/
+/RNb/Options/build/
+/RNb/Execution/build/
+/RNb/Completion/build/
+/RNb/Palette/build/
+/RNb/Navigator/build/
+/RNb/Language/build/
+/RNb/Project/build/
+/RNb/Analyzer/nbproject/private/

build.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!-- You may freely edit this file. See harness/README in the NetBeans platform -->
+<!-- for some information on what you could do (e.g. targets to override). -->
+<!-- If you delete this file and reopen the project it will be recreated. -->
+<project name="org.netbeans.lexer" default="netbeans" basedir=".">
+    <description>Builds, tests, and runs the project org.netbeans.lexer.</description>
+    <import file="nbproject/build-impl.xml"/>
+</project>

manifest.mf

@@ -0,0 +1,6 @@
+Manifest-Version: 1.0
+OpenIDE-Module: org.netbeans.lexer
+OpenIDE-Module-Layer: org/netbeans/lexer/layer.xml
+OpenIDE-Module-Localizing-Bundle: org/netbeans/lexer/Bundle.properties
+OpenIDE-Module-Specification-Version: 1.0
+

nbproject/build-impl.xml

@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+*** GENERATED FROM project.xml - DO NOT EDIT  ***
+***         EDIT ../build.xml INSTEAD         ***
+-->
+<project name="org.netbeans.lexer-impl" basedir="..">
+    <fail message="Please build using Ant 1.7.1 or higher.">
+        <condition>
+            <not>
+                <antversion atleast="1.7.1"/>
+            </not>
+        </condition>
+    </fail>
+    <property file="nbproject/private/suite-private.properties"/>
+    <property file="nbproject/suite.properties"/>
+    <fail unless="suite.dir">You must set 'suite.dir' to point to your containing module suite</fail>
+    <property file="${suite.dir}/nbproject/private/platform-private.properties"/>
+    <property file="${suite.dir}/nbproject/platform.properties"/>
+    <macrodef name="property" uri="http://www.netbeans.org/ns/nb-module-project/2">
+        <attribute name="name"/>
+        <attribute name="value"/>
+        <sequential>
+            <property name="@{name}" value="${@{value}}"/>
+        </sequential>
+    </macrodef>
+    <macrodef name="evalprops" uri="http://www.netbeans.org/ns/nb-module-project/2">
+        <attribute name="property"/>
+        <attribute name="value"/>
+        <sequential>
+            <property name="@{property}" value="@{value}"/>
+        </sequential>
+    </macrodef>
+    <property file="${user.properties.file}"/>
+    <nbmproject2:property name="harness.dir" value="nbplatform.${nbplatform.active}.harness.dir" xmlns:nbmproject2="http://www.netbeans.org/ns/nb-module-project/2"/>
+    <nbmproject2:property name="nbplatform.active.dir" value="nbplatform.${nbplatform.active}.netbeans.dest.dir" xmlns:nbmproject2="http://www.netbeans.org/ns/nb-module-project/2"/>
+    <nbmproject2:evalprops property="cluster.path.evaluated" value="${cluster.path}" xmlns:nbmproject2="http://www.netbeans.org/ns/nb-module-project/2"/>
+    <fail message="Path to 'platform' cluster missing in $${cluster.path} property or using corrupt Netbeans Platform (missing harness).">
+        <condition>
+            <not>
+                <contains string="${cluster.path.evaluated}" substring="platform"/>
+            </not>
+        </condition>
+    </fail>
+    <import file="${harness.dir}/build.xml"/>
+</project>

nbproject/genfiles.properties

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+build.xml.data.CRC32=a9c1e28d
+build.xml.script.CRC32=4ff1090d
+build.xml.stylesheet.CRC32=a56c6a5b@2.56.1
+# This file is used by a NetBeans-based IDE to track changes in generated files such as build-impl.xml.
+# Do not edit this file. You may delete it but then the IDE will never regenerate such files for you.
+nbproject/build-impl.xml.data.CRC32=a9c1e28d
+nbproject/build-impl.xml.script.CRC32=f49e8f64
+nbproject/build-impl.xml.stylesheet.CRC32=238281d1@2.56.1

nbproject/project.properties

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+javac.source=1.6
+javac.compilerargs=-Xlint -Xlint:-serial

nbproject/project.xml

@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://www.netbeans.org/ns/project/1">
+    <type>org.netbeans.modules.apisupport.project</type>
+    <configuration>
+        <data xmlns="http://www.netbeans.org/ns/nb-module-project/3">
+            <code-name-base>org.netbeans.lexer</code-name-base>
+            <suite-component/>
+            <module-dependencies>
+                <dependency>
+                    <code-name-base>org.netbeans.libs.antlr3.runtime</code-name-base>
+                    <build-prerequisite/>
+                    <compile-dependency/>
+                    <run-dependency>
+                        <specification-version>1.12.1.1</specification-version>
+                    </run-dependency>
+                </dependency>
+                <dependency>
+                    <code-name-base>org.netbeans.modules.editor</code-name-base>
+                    <build-prerequisite/>
+                    <compile-dependency/>
+                    <run-dependency>
+                        <release-version>3</release-version>
+                        <specification-version>1.71.2.5.21.40</specification-version>
+                    </run-dependency>
+                </dependency>
+                <dependency>
+                    <code-name-base>org.netbeans.modules.extexecution</code-name-base>
+                    <build-prerequisite/>
+                    <compile-dependency/>
+                    <run-dependency>
+                        <release-version>2</release-version>
+                        <specification-version>1.36.1</specification-version>
+                    </run-dependency>
+                </dependency>
+                <dependency>
+                    <code-name-base>org.netbeans.modules.lexer</code-name-base>
+                    <build-prerequisite/>
+                    <compile-dependency/>
+                    <run-dependency>
+                        <release-version>2</release-version>
+                        <specification-version>1.49.3.1</specification-version>
+                    </run-dependency>
+                </dependency>
+                <dependency>
+                    <code-name-base>org.netbeans.modules.parsing.api</code-name-base>
+                    <build-prerequisite/>
+                    <compile-dependency/>
+                    <run-dependency>
+                        <release-version>1</release-version>
+                        <specification-version>1.62.2.6</specification-version>
+                    </run-dependency>
+                </dependency>
+                <dependency>
+                    <code-name-base>org.netbeans.spi.editor.hints</code-name-base>
+                    <build-prerequisite/>
+                    <compile-dependency/>
+                    <run-dependency>
+                        <release-version>0-1</release-version>
+                        <specification-version>1.28.3.7.40</specification-version>
+                    </run-dependency>
+                </dependency>
+                <dependency>
+                    <code-name-base>org.openide.filesystems</code-name-base>
+                    <build-prerequisite/>
+                    <compile-dependency/>
+                    <run-dependency>
+                        <specification-version>8.5.1</specification-version>
+                    </run-dependency>
+                </dependency>
+            </module-dependencies>
+            <public-packages/>
+            <class-path-extension>
+                <runtime-relative-path>ext/antlr-4.0-complete.jar</runtime-relative-path>
+                <binary-origin>release/modules/ext/antlr-4.0-complete.jar</binary-origin>
+            </class-path-extension>
+        </data>
+    </configuration>
+</project>

nbproject/suite.properties

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+suite.dir=${basedir}/..

src/org/netbeans/lexer/AntlrCharStream.java

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+package org.netbeans.lexer;
+
+import java.util.ArrayList;
+import java.util.List;
+import org.antlr.v4.runtime.CharStream;
+import org.antlr.v4.runtime.misc.Interval;
+import org.netbeans.spi.lexer.LexerInput;
+
+public class AntlrCharStream implements CharStream {
+
+    private class CharStreamState {
+
+        int index;
+        int line;
+        int charPositionInLine;
+    }
+
+    private int line = 1;
+    private int charPositionInLine = 0;
+    private LexerInput input;
+    private String name;
+    private int index = 0;
+    private List<CharStreamState> markers;
+    private int markDepth = 0;
+    private int lastMarker;
+    private boolean ignoreCase = false;
+
+    public AntlrCharStream(LexerInput input, String name) {
+        this.input = input;
+        this.name = name;
+    }
+
+    public AntlrCharStream(LexerInput input, String name, boolean ignoreCase) {
+        this.input = input;
+        this.name = name;
+        this.ignoreCase  = ignoreCase; 
+    }
+
+    public String substring(int start, int stop) {
+        return input.readText(start, stop).toString();
+    }
+
+    @Override
+    public String getText(Interval intrvl) {
+      return null; 
+    }
+
+    public int LT(int i) {
+        return LA(i);
+    }
+
+    public int getLine() {
+        return line;
+    }
+
+    public void setLine(int line) {
+        this.line = line;
+    }
+
+    public void setCharPositionInLine(int pos) {
+        this.charPositionInLine = pos;
+    }
+
+    public int getCharPositionInLine() {
+        return charPositionInLine;
+    }
+
+    @Override
+    public void consume() {
+        int c = input.read();
+        index++;
+        charPositionInLine++;
+
+        if (c == '\n') {
+            line++;
+            charPositionInLine = 0;
+        }
+    }
+
+    @Override
+    public int LA(int i) {
+        if (i == 0) {
+            return 0; // undefined
+        }
+
+        int c = 0;
+        for (int j = 0; j < i; j++) {
+            c = read();
+        }
+        backup(i);
+        return c;
+    }
+
+    @Override
+    public int mark() {
+        if (markers == null) {
+            markers = new ArrayList<CharStreamState>();
+            markers.add(null); // depth 0 means no backtracking, leave blank
+        }
+        markDepth++;
+        CharStreamState state = null;
+        if (markDepth >= markers.size()) {
+            state = new CharStreamState();
+            markers.add(state);
+        } else {
+            state = markers.get(markDepth);
+        }
+        state.index = index;
+        state.line = line;
+        state.charPositionInLine = charPositionInLine;
+        lastMarker = markDepth;
+
+        return markDepth;
+    }
+
+    @Override
+    public void release(int i) {
+        markDepth = i;
+        markDepth--;
+    }
+
+    @Override
+    public int index() {
+        return index;
+    }
+
+    @Override
+    public void seek(int i) {
+        if (index < this.index) {
+            backup(this.index - index);
+            this.index = index; // just jump; don't update stream state (line, ...)
+            return;
+        }
+
+        // seek forward, consume until p hits index
+        while (this.index < index) {
+            consume();
+        }
+    }
+
+    @Override
+    public int size() {
+        return -1;
+    }
+
+    @Override
+    public String getSourceName() {
+        return name;
+    }
+
+    private int read() {
+        int result = input.read();
+        if (result == LexerInput.EOF) {
+            result = CharStream.EOF;
+        }
+
+        return result;
+    }
+
+    private void backup(int count) {
+        input.backup(count);
+    }
+
+}

src/org/netbeans/lexer/Bundle.properties

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+OpenIDE-Module-Name=Analyser
+text/x-r=R
+identifier=Identifier
+keyword=Keyword
+type=Type
+whitespace=Whitespace
+string=String
+operator=Operator
+number=Number

src/org/netbeans/lexer/FontAndColors.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE fontscolors PUBLIC "-//NetBeans//DTD Editor Fonts and Colors settings 1.1//EN" "http://www.netbeans.org/dtds/EditorFontsColors-1_1.dtd">
+
+<!--
+To change this license header, choose License Headers in Project Properties.
+To change this template file, choose Tools | Templates
+and open the template in the editor.
+-->
+<fontscolors>
+    <fontcolor name="identifier" default="identifier"/>
+    <fontcolor name="keyword" default="keyword"/>
+    <fontcolor name="whitespace" default="whitespace"/>
+    <fontcolor name="type" default="type"/>
+    <fontcolor name="operator" default="operator"/>
+    <fontcolor name="string" default="string"/>
+    <fontcolor name="number" default="number"/>
+</fontscolors>
+