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|
//CHECKSTYLE:OFF
package org.scilab.modules.scinotes;
import java.io.IOException;
import java.util.List;
import java.util.ArrayList;
import javax.swing.text.Element;
@javax.annotation.Generated("JFlex")
@SuppressWarnings("fallthrough")
%%
%public
%class FunctionScanner
%final
%unicode
%char
%type int
%switch
%{
List<String> returnValues;
List<String> argsValues;
String functionName;
int end;
private ScilabDocument doc;
private String id;
private boolean inRETS;
public FunctionScanner(ScilabDocument doc) {
this.doc = doc;
returnValues = new ArrayList();
argsValues = new ArrayList();
}
public String getFunctionName() {
return functionName;
}
public List<String> getReturnValues() {
return returnValues;
}
public List<String> getArgsValues() {
return argsValues;
}
public int getLineType(int p0, int p1) {
try {
returnValues = new ArrayList();
argsValues = new ArrayList();
end = p1;
yyreset(new ScilabDocumentReader(doc, p0, p1));
yybegin(BROKEN);
int broken = yylex();
yyreset(new ScilabDocumentReader(doc, p0, p1));
while (true) {
int ret = yylex();
if (ret != ScilabDocument.ScilabLeafElement.BROKEN) {
return ret | broken;
}
Element elem = doc.getDefaultRootElement();
int start = end + 1;
elem = elem.getElement(elem.getElementIndex(end + 1));
end = elem.getEndOffset();
yyreset(new ScilabDocumentReader(doc, elem.getStartOffset(), end));
if (inRETS) {
inRETS = false;
yybegin(RETS);
} else {
yybegin(ARGS);
}
}
} catch (IOException e) {
return ScilabDocument.ScilabLeafElement.NOTHING;
}
}
public FunctionInfo getFunctionInfo() {
return new FunctionInfo(functionName, returnValues, argsValues);
}
public class FunctionInfo {
public String functionName;
public List<String> returnValues;
public List<String> argsValues;
public FunctionInfo(String name, List ret, List args) {
this.functionName = name;
this.returnValues = ret;
this.argsValues = args;
}
}
%}
%eofval{
return ScilabDocument.ScilabLeafElement.NOTHING;
%eofval}
/* main character classes */
white = [ \t]+
eol = \n
comments = ("//".*)?{eol}
break = ".."(".")*{white}*{comments}
brokenline = ([^\.]* | ([^\.]*"."[^\.]+)+){break}
id = [a-zA-Z%_#!$?][a-zA-Z0-9_#!$?]*
spec = [^a-zA-Z0-9_#!$?]
equal = {white}* "=" {white}*
rpar = ")"[,; \t]*{comments}
fun = {white}* "function" {white}
funb = {white}* "function["
endfun = {white}* "endfunction" {spec}
%x FUNCTION, TYPEID, FUNNAME, RETS, ARGS, BROKEN
%%
<YYINITIAL> {
{funb} {
yybegin(RETS);
}
{fun} {
yybegin(FUNCTION);
}
{endfun} {
return ScilabDocument.ScilabLeafElement.ENDFUN;
}
. |
{eol} {
return ScilabDocument.ScilabLeafElement.NOTHING;
}
}
<BROKEN> {
{brokenline} {
return ScilabDocument.ScilabLeafElement.BROKEN;
}
. |
{eol} {
return 0;
}
}
<FUNCTION> {
"[" {
yybegin(RETS);
}
{id} {
id = yytext();
yybegin(TYPEID);
}
. |
{eol} {
return ScilabDocument.ScilabLeafElement.NOTHING;
}
}
<TYPEID> {
{equal} {
returnValues.add(id);
yybegin(FUNNAME);
}
"(" {
functionName = id;
yybegin(ARGS);
}
{white} { }
{comments} {
functionName = id;
return ScilabDocument.ScilabLeafElement.FUN;
}
. {
return ScilabDocument.ScilabLeafElement.NOTHING;
}
}
<FUNNAME> {
{id} {
functionName = yytext();
}
[ \t]*"(" {
yybegin(ARGS);
}
{comments} {
return ScilabDocument.ScilabLeafElement.FUN;
}
. {
return ScilabDocument.ScilabLeafElement.NOTHING;
}
}
<RETS> {
{id} {
returnValues.add(yytext());
}
"," |
{white} { }
"]"{equal} {
yybegin(FUNNAME);
}
{break} {
inRETS = true;
return ScilabDocument.ScilabLeafElement.BROKEN;
}
. |
{eol} {
return ScilabDocument.ScilabLeafElement.NOTHING;
}
}
<ARGS> {
{id} {
argsValues.add(yytext());
}
"," |
{white} { }
{break} {
return ScilabDocument.ScilabLeafElement.BROKEN;
}
{rpar} {
return ScilabDocument.ScilabLeafElement.FUN;
}
. |
{eol} {
return ScilabDocument.ScilabLeafElement.NOTHING;
}
}
|
