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|
//CHECKSTYLE:OFF
package org.scilab.modules.scinotes;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Iterator;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import java.io.IOException;
import javax.swing.text.BadLocationException;
import javax.swing.text.Element;
import org.scilab.modules.commons.ScilabCommonsUtils;
@javax.annotation.Generated("JFlex")
@SuppressWarnings("fallthrough")
%%
%public
%class ScilabLexer
%extends ScilabLexerConstants
%final
%unicode
%char
%type int
%switch
%pack
%{
public int start;
public int end;
public int beginString;
public static Set<String> commands = new HashSet<String>();
public static Set<String> macros = new HashSet<String>();
public static Set<String> variables = new HashSet<String>();
public Set<String> infile;
private ScilabDocument doc;
private boolean transposable;
private Element elem;
private boolean breakstring;
static {
// For SciNotes colors in preferences
commands.add("cos");
macros.add("cosh");
}
public ScilabLexer(ScilabDocument doc) {
this(doc, true);
}
public ScilabLexer(ScilabDocument doc, boolean update) {
this.doc = doc;
this.elem = doc.getDefaultRootElement();
this.infile = doc.getFunctionsInDoc();
if (update) {
update();
}
}
public static void update() {
if (ScilabCommonsUtils.isScilabThread()) {
String[] vars = ScilabKeywords.GetVariablesName();
String[] funs = ScilabKeywords.GetFunctionsName();
String[] macs = ScilabKeywords.GetMacrosName();
variables.clear();
commands.clear();
macros.clear();
if (vars != null) {
variables.addAll(Arrays.asList(vars));
}
if (funs != null) {
commands.addAll(Arrays.asList(funs));
}
if (macs != null) {
macros.addAll(Arrays.asList(macs));
}
}
}
public void setRange(int p0, int p1) {
start = p0;
end = p1;
transposable = false;
breakstring = false;
yyreset(new ScilabDocumentReader(doc, p0, p1));
int currentLine = elem.getElementIndex(start);
if (currentLine != 0 && ((ScilabDocument.ScilabLeafElement) elem.getElement(currentLine - 1)).isBrokenString()) {
yybegin(QSTRING);
}
}
public int yychar() {
return yychar;
}
public int scan() throws IOException {
int ret = yylex();
if (start + yychar + yylength() == end - 1) {
((ScilabDocument.ScilabLeafElement) elem.getElement(elem.getElementIndex(start))).setBrokenString(breakstring);
breakstring = false;
}
return ret;
}
public int getKeyword(int pos, boolean strict) {
Element line = elem.getElement(elem.getElementIndex(pos));
int end = line.getEndOffset();
int tok = -1;
start = line.getStartOffset();
int startL = start;
int s = -1;
try {
yyreset(new ScilabDocumentReader(doc, start, end));
if (!strict) {
pos++;
}
while (startL < pos && (s != startL || yystate() == BREAKSTRING)) {
s = startL;
tok = yylex();
startL = start + yychar + yylength();
}
return tok;
} catch (IOException e) {
return ScilabLexerConstants.DEFAULT;
}
}
public static ScilabTokens getScilabTokens(String str) {
ScilabDocument doc = new ScilabDocument(false);
try {
doc.insertString(0, str, null);
} catch (BadLocationException e) { }
return getScilabTokens(doc);
}
public static ScilabTokens getScilabTokens(ScilabDocument doc) {
ScilabLexer lexer = new ScilabLexer(doc);
lexer.yyreset(new ScilabDocumentReader(doc, 0, doc.getLength()));
ScilabTokens tokens = new ScilabTokens();
int tok = -1;
try {
while (tok != ScilabLexerConstants.EOF) {
tok = lexer.yylex();
tokens.add(tok, lexer.yychar + lexer.yylength());
}
} catch (IOException e) { }
return tokens;
}
public static class ScilabTokens {
private List<Integer> tokenType = new ArrayList<Integer>();
private List<Integer> tokenPos = new ArrayList<Integer>();
ScilabTokens() { }
void add(final int type, final int pos) {
tokenType.add(type);
tokenPos.add(pos);
}
public final List<Integer> getTokenType() {
return tokenType;
}
public final List<Integer> getTokenPos() {
return tokenPos;
}
}
%}
/* main character classes */
eol = \n
open = "[" | "(" | "{"
close = "]" | ")" | "}"
comment = "//"
quote = "'"
dquote = "\""
cstes = "%t" | "%T" | "%f" | "%F" | "%e" | "%pi" | "%inf" | "%i" | "%z" | "%s" | "%nan" | "%eps" | "SCI" | "WSCI" | "SCIHOME" | "TMPDIR"
operator = ".'" | ".*" | "./" | ".\\" | ".^" | ".**" | "+" | "-" | "/" | "\\" | "*" | "^" | "**" | "==" | "~=" | "<>" | "<" | ">" | "<=" | ">=" | ".*." | "./." | ".\\." | "/." | "=" | "&" | "|" | "@" | "@=" | "~"
functionKwds = "function" | "endfunction"
structureKwds = "then" | "do" | "catch" | "case"
elseif = "elseif" | "else"
openCloseStructureKwds = "if" | "for" | "while" | "try" | "select" | "end"
controlKwds = "abort" | "break" | "quit" | "return" | "resume" | "pause" | "continue" | "exit"
authors = "Calixte Denizet" | "Calixte DENIZET" | "Sylvestre Ledru" | "Sylvestre LEDRU" | "Antoine Elias" | "Antoine ELIAS" | "Bruno Jofret" | "Bruno JOFRET" | "Claude Gomez" | "Claude GOMEZ" | "Clement David" | "Clement DAVID" | "Manuel Juliachs" | "Manuel JULIACHS" | "Sheldon Cooper" | "Leonard Hofstadter" | "Serge Steer" | "Serge STEER" | "Vincent Couvert" | "Vincent COUVERT" | "Adeline Carnis" | "Adeline CARNIS" | "Charlotte Hecquet" | "Charlotte HECQUET" | "Paul Bignier" | "Paul BIGNIER" | "Alexandre Herisse" | "Alexandre HERISSE" | "Simon Marchetto" | "Simon MARCHETTO" | "Vladislav Trubkin" | "Vladislav TRUBKIN" | "Cedric Delamarre" | "Cedric DELAMARRE" | "Inria" | "INRIA" | "DIGITEO" | "Digiteo" | "Scilab Enterprises" | "ENPC"
error = "Scilab Entreprises" | "Scilab Entreprise" | "Scilab Enterprise"
todo = ("TODO" | "todo" | "Todo")[ \t]*:[^\n]*
break = ".."(".")*
breakinstring = {break}[ \t]*({comment} | {eol})
special = "$" | ":" | {break}
string = (([^ \t\'\"\r\n\.]*)|([\'\"]{2}))+
id = ([a-zA-Z%_#!?][a-zA-Z0-9_#!$?]*)|("$"[a-zA-Z0-9_#!$?]+)
badid = ([0-9$][a-zA-Z0-9_#!$?]+)
whitabs = (" "+"\t" | "\t"+" ")[ \t]*
badop = [+-]([\*\/\\\^] | "."[\*\+\-\/\\\^]) | ":=" | "->" | ("="[ \t]*">") | ("="[ \t]*"<") | " !=" | "&&" | "||" | ([*+-/\\\^]"=")
dot = "."
url = ("http://"|"https://"|"ftp://"|"dav://"|"davs://"|"sftp://"|"ftps://"|"smb:///"|"file://")[^ \t\f\n\r\'\"]+
mailaddr = [ \t]*[a-zA-Z0-9_\.\-]+"@"([a-zA-Z0-9\-]+".")+[a-zA-Z]{2,5}[ \t]*
mail = ("<" {mailaddr} ">") | ("mailto:" {mailaddr})
latex = "$$"(([^$]*|"\\$")+)"$$"
latexinstring = (\"|\')"$"(([^$\'\"]*|"\\$"|([\'\"]{2}))+)"$"(\"|\')
digit = [0-9]
exp = [dDeE][+-]?{digit}*
number = ({digit}+"."?{digit}*{exp}?)|("."{digit}+{exp}?)
arabic_char = [\u0600-\u06FF\u0750-\u077F\uFB50-\uFDFF\uFE70-\uFEFF]
hebrew_char = [\u0590-\u05FF\uFB1D-\uFB4F]
nko_char = [\u07C0-\u07FF]
thaana_char = [\u0780-\u07BF]
rtl_char = {arabic_char}|{hebrew_char}|{nko_char}|{thaana_char}
rtl_comment = {rtl_char}[^\n]*
rtl_in_string = {rtl_char}(([^\'\"\r\n\.]*)|([\'\"]{2}))+
%x QSTRING, COMMENT, FIELD, COMMANDS, COMMANDSWHITE, BREAKSTRING
%%
<YYINITIAL> {
{comment} {
transposable = false;
yypushback(2);
yybegin(COMMENT);
}
{operator} {
transposable = false;
return ScilabLexerConstants.OPERATOR;
}
{functionKwds} {
transposable = false;
return ScilabLexerConstants.FKEYWORD;
}
{openCloseStructureKwds} {
transposable = false;
return ScilabLexerConstants.OSKEYWORD;
}
{structureKwds} {
transposable = false;
return ScilabLexerConstants.SKEYWORD;
}
{elseif} {
transposable = false;
return ScilabLexerConstants.ELSEIF;
}
{controlKwds} {
transposable = false;
return ScilabLexerConstants.CKEYWORD;
}
{cstes} {
transposable = true;
return ScilabLexerConstants.CONSTANTES;
}
{id} {
transposable = true;
String str = yytext();
if (commands.contains(str)) {
yybegin(COMMANDS);
return ScilabLexerConstants.COMMANDS;
} else if (macros.contains(str)) {
yybegin(COMMANDS);
return ScilabLexerConstants.MACROS;
} else if (infile.contains(str)) {
yybegin(COMMANDS);
return ScilabLexerConstants.MACROINFILE;
} else {
List<String>[] arr = doc.getInOutArgs(start + yychar);
if (arr != null && (arr[0].contains(str) || arr[1].contains(str))) {
return ScilabLexerConstants.INPUTOUTPUTARGS;
} else if (variables.contains(str)) {
return ScilabLexerConstants.VARIABLES;
}
}
return ScilabLexerConstants.ID;
}
{number} {
transposable = true;
return ScilabLexerConstants.NUMBER;
}
{special} {
transposable = false;
return ScilabLexerConstants.SPECIAL;
}
{dot} {
transposable = false;
yybegin(FIELD);
return ScilabLexerConstants.OPERATOR;
}
{latexinstring} {
return ScilabLexerConstants.LATEXINSTRING;
}
{quote} {
if (transposable) {
return ScilabLexerConstants.TRANSP;
} else {
beginString = zzStartRead;
yybegin(QSTRING);
return ScilabLexerConstants.STRING;
}
}
{open} {
transposable = false;
return ScilabLexerConstants.OPENCLOSE;
}
{close} {
transposable = true;
return ScilabLexerConstants.OPENCLOSE;
}
{dquote} {
transposable = false;
beginString = zzStartRead;
yybegin(QSTRING);
return ScilabLexerConstants.STRING;
}
{badid} |
{badop} |
{whitabs} {
return ScilabLexerConstants.ERROR;
}
" " {
transposable = false;
return ScilabLexerConstants.WHITE;
}
"\t" {
transposable = false;
return ScilabLexerConstants.TAB;
}
. |
{eol} {
transposable = false;
return ScilabLexerConstants.DEFAULT;
}
}
<COMMANDS> {
[ \t]*"(" {
yypushback(yylength());
yybegin(YYINITIAL);
}
" " {
yybegin(COMMANDSWHITE);
return ScilabLexerConstants.WHITE;
}
"\t" {
yybegin(COMMANDSWHITE);
return ScilabLexerConstants.TAB;
}
.
{
yypushback(1);
yybegin(YYINITIAL);
}
{eol} { }
}
<COMMANDSWHITE> {
{comment} {
transposable = false;
yypushback(2);
yybegin(COMMENT);
}
([^ \t,;/]*) | ("/"[^ /]*) {
return ScilabLexerConstants.STRING;
}
" " {
return ScilabLexerConstants.WHITE;
}
"\t" {
return ScilabLexerConstants.TAB;
}
. |
{eol} {
yypushback(1);
yybegin(YYINITIAL);
}
}
<FIELD> {
{id} {
transposable = true;
return ScilabLexerConstants.FIELD;
}
. |
{eol} {
yypushback(1);
yybegin(YYINITIAL);
}
}
<QSTRING> {
{breakinstring} {
yypushback(yylength());
yybegin(BREAKSTRING);
transposable = false;
return ScilabLexerConstants.STRING;
}
" " {
return ScilabLexerConstants.WHITE_STRING;
}
"\t" {
return ScilabLexerConstants.TAB_STRING;
}
{rtl_in_string} |
{string} |
"." {
return ScilabLexerConstants.STRING;
}
(\'|\") {
transposable = false;
yybegin(YYINITIAL);
return ScilabLexerConstants.STRING;
}
. |
{eol} {
return ScilabLexerConstants.DEFAULT;
}
}
<COMMENT> {
{todo} {
return ScilabLexerConstants.TODO;
}
{error} {
return ScilabLexerConstants.ERROR;
}
{authors} {
return ScilabLexerConstants.AUTHORS;
}
{url} {
return ScilabLexerConstants.URL;
}
{mail} {
return ScilabLexerConstants.MAIL;
}
{latex} {
return ScilabLexerConstants.LATEX;
}
" " {
return ScilabLexerConstants.WHITE_COMMENT;
}
"\t" {
return ScilabLexerConstants.TAB_COMMENT;
}
{rtl_comment} {
return ScilabLexerConstants.COMMENT;
}
[^ \t\n]+ {
return ScilabLexerConstants.COMMENT;
}
{eol} {
yybegin(YYINITIAL);
return ScilabLexerConstants.DEFAULT;
}
}
<BREAKSTRING> {
{break} {
breakstring = true;
return ScilabLexerConstants.SPECIAL;
}
" " {
return ScilabLexerConstants.WHITE;
}
"\t" {
return ScilabLexerConstants.TAB;
}
{comment} {
transposable = false;
yypushback(2);
yybegin(COMMENT);
}
. |
{eol} {
return ScilabLexerConstants.DEFAULT;
}
}
<<EOF>> {
return ScilabLexerConstants.EOF;
}
|