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// Scintilla source code edit control
/** @file LexAPDL.cxx
** Lexer for APDL. Based on the lexer for Assembler by The Black Horus.
** By Hadar Raz.
**/
// Copyright 1998-2003 by Neil Hodgson <neilh@scintilla.org>
// The License.txt file describes the conditions under which this software may be distributed.
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <stdio.h>
#include <stdarg.h>
#include "Platform.h"
#include "PropSet.h"
#include "Accessor.h"
#include "StyleContext.h"
#include "KeyWords.h"
#include "Scintilla.h"
#include "SciLexer.h"
static inline bool IsAWordChar(const int ch) {
return (ch < 0x80 && (isalnum(ch) || ch == '_'));
}
static inline bool IsAnOperator(char ch) {
// '.' left out as it is used to make up numbers
if (ch == '*' || ch == '/' || ch == '-' || ch == '+' ||
ch == '(' || ch == ')' || ch == '=' || ch == '^' ||
ch == '[' || ch == ']' || ch == '<' || ch == '&' ||
ch == '>' || ch == ',' || ch == '|' || ch == '~' ||
ch == '$' || ch == ':' || ch == '%')
return true;
return false;
}
static void ColouriseAPDLDoc(unsigned int startPos, int length, int initStyle, WordList *keywordlists[],
Accessor &styler) {
int stringStart = ' ';
WordList &processors = *keywordlists[0];
WordList &commands = *keywordlists[1];
WordList &slashcommands = *keywordlists[2];
WordList &starcommands = *keywordlists[3];
WordList &arguments = *keywordlists[4];
WordList &functions = *keywordlists[5];
// Do not leak onto next line
initStyle = SCE_APDL_DEFAULT;
StyleContext sc(startPos, length, initStyle, styler);
for (; sc.More(); sc.Forward()) {
// Determine if the current state should terminate.
if (sc.state == SCE_APDL_NUMBER) {
if (!(IsADigit(sc.ch) || sc.ch == '.' || (sc.ch == 'e' || sc.ch == 'E') ||
((sc.ch == '+' || sc.ch == '-') && (sc.chPrev == 'e' || sc.chPrev == 'E')))) {
sc.SetState(SCE_APDL_DEFAULT);
}
} else if (sc.state == SCE_APDL_COMMENT) {
if (sc.atLineEnd) {
sc.SetState(SCE_APDL_DEFAULT);
}
} else if (sc.state == SCE_APDL_COMMENTBLOCK) {
if (sc.atLineEnd) {
if (sc.ch == '\r') {
sc.Forward();
}
sc.ForwardSetState(SCE_APDL_DEFAULT);
}
} else if (sc.state == SCE_APDL_STRING) {
if (sc.atLineEnd) {
sc.SetState(SCE_APDL_DEFAULT);
} else if ((sc.ch == '\'' && stringStart == '\'') || (sc.ch == '\"' && stringStart == '\"')) {
sc.ForwardSetState(SCE_APDL_DEFAULT);
}
} else if (sc.state == SCE_APDL_WORD) {
if (!IsAWordChar(sc.ch)) {
char s[100];
sc.GetCurrentLowered(s, sizeof(s));
if (processors.InList(s)) {
sc.ChangeState(SCE_APDL_PROCESSOR);
} else if (slashcommands.InList(s)) {
sc.ChangeState(SCE_APDL_SLASHCOMMAND);
} else if (starcommands.InList(s)) {
sc.ChangeState(SCE_APDL_STARCOMMAND);
} else if (commands.InList(s)) {
sc.ChangeState(SCE_APDL_COMMAND);
} else if (arguments.InList(s)) {
sc.ChangeState(SCE_APDL_ARGUMENT);
} else if (functions.InList(s)) {
sc.ChangeState(SCE_APDL_FUNCTION);
}
sc.SetState(SCE_APDL_DEFAULT);
}
} else if (sc.state == SCE_APDL_OPERATOR) {
if (!IsAnOperator(static_cast<char>(sc.ch))) {
sc.SetState(SCE_APDL_DEFAULT);
}
}
// Determine if a new state should be entered.
if (sc.state == SCE_APDL_DEFAULT) {
if (sc.ch == '!' && sc.chNext == '!') {
sc.SetState(SCE_APDL_COMMENTBLOCK);
} else if (sc.ch == '!') {
sc.SetState(SCE_APDL_COMMENT);
} else if (IsADigit(sc.ch) || (sc.ch == '.' && IsADigit(sc.chNext))) {
sc.SetState(SCE_APDL_NUMBER);
} else if (sc.ch == '\'' || sc.ch == '\"') {
sc.SetState(SCE_APDL_STRING);
stringStart = sc.ch;
} else if (IsAWordChar(sc.ch) || ((sc.ch == '*' || sc.ch == '/') && !isgraph(sc.chPrev))) {
sc.SetState(SCE_APDL_WORD);
} else if (IsAnOperator(static_cast<char>(sc.ch))) {
sc.SetState(SCE_APDL_OPERATOR);
}
}
}
sc.Complete();
}
static const char * const apdlWordListDesc[] = {
"processors",
"commands",
"slashommands",
"starcommands",
"arguments",
"functions",
0
};
LexerModule lmAPDL(SCLEX_APDL, ColouriseAPDLDoc, "apdl", 0, apdlWordListDesc);
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