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// Scintilla source code edit control
/** @file LexMPT.cxx
** Lexer for MPT specific files. Based on LexOthers.cxx
** LOT = the text log file created by the MPT application while running a test program
** Other MPT specific files to be added later.
**/
// Copyright 2003 by Marius Gheorghe <mgheorghe@cabletest.com>
// The License.txt file describes the conditions under which this software may be distributed.
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <stdarg.h>
#include <assert.h>
#include <ctype.h>
#include <string>
#include "ILexer.h"
#include "Scintilla.h"
#include "SciLexer.h"
#include "WordList.h"
#include "LexAccessor.h"
#include "Accessor.h"
#include "StyleContext.h"
#include "CharacterSet.h"
#include "LexerModule.h"
using namespace Scintilla;
static int GetLotLineState(std::string &line) {
if (line.length()) {
// Most of the time the first non-blank character in line determines that line's type
// Now finds the first non-blank character
unsigned i; // Declares counter here to make it persistent after the for loop
for (i = 0; i < line.length(); ++i) {
if (!(IsASCII(line[i]) && isspace(line[i])))
break;
}
// Checks if it was a blank line
if (i == line.length())
return SCE_LOT_DEFAULT;
switch (line[i]) {
case '*': // Fail measurement
return SCE_LOT_FAIL;
case '+': // Header
case '|': // Header
return SCE_LOT_HEADER;
case ':': // Set test limits
return SCE_LOT_SET;
case '-': // Section break
return SCE_LOT_BREAK;
default: // Any other line
// Checks for message at the end of lot file
if (line.find("PASSED") != std::string::npos) {
return SCE_LOT_PASS;
}
else if (line.find("FAILED") != std::string::npos) {
return SCE_LOT_FAIL;
}
else if (line.find("ABORTED") != std::string::npos) {
return SCE_LOT_ABORT;
}
else {
return i ? SCE_LOT_PASS : SCE_LOT_DEFAULT;
}
}
}
else {
return SCE_LOT_DEFAULT;
}
}
static void ColourizeLotDoc(Sci_PositionU startPos, Sci_Position length, int, WordList *[], Accessor &styler) {
styler.StartAt(startPos);
styler.StartSegment(startPos);
bool atLineStart = true;// Arms the 'at line start' flag
char chNext = styler.SafeGetCharAt(startPos);
std::string line("");
line.reserve(256); // Lot lines are less than 256 chars long most of the time. This should avoid reallocations
// Styles LOT document
Sci_PositionU i; // Declared here because it's used after the for loop
for (i = startPos; i < startPos + length; ++i) {
char ch = chNext;
chNext = styler.SafeGetCharAt(i + 1);
line += ch;
atLineStart = false;
// LOT files are only used on the Win32 platform, thus EOL == CR+LF
// Searches for the end of line
if (ch == '\r' && chNext == '\n') {
line += chNext; // Gets the '\n'
++i; // Advances past the '\n'
chNext = styler.SafeGetCharAt(i + 1); // Gets character of next line
styler.ColourTo(i, GetLotLineState(line));
line = "";
atLineStart = true; // Arms flag for next line
}
}
// Last line may not have a line ending
if (!atLineStart) {
styler.ColourTo(i - 1, GetLotLineState(line));
}
}
// Folds an MPT LOT file: the blocks that can be folded are:
// sections (headed by a set line)
// passes (contiguous pass results within a section)
// fails (contiguous fail results within a section)
static void FoldLotDoc(Sci_PositionU startPos, Sci_Position length, int, WordList *[], Accessor &styler) {
bool foldCompact = styler.GetPropertyInt("fold.compact", 0) != 0;
Sci_PositionU endPos = startPos + length;
int visibleChars = 0;
Sci_Position lineCurrent = styler.GetLine(startPos);
char chNext = styler.SafeGetCharAt(startPos);
int style = SCE_LOT_DEFAULT;
int styleNext = styler.StyleAt(startPos);
int lev = SC_FOLDLEVELBASE;
// Gets style of previous line if not at the beginning of the document
if (startPos > 1)
style = styler.StyleAt(startPos - 2);
for (Sci_PositionU i = startPos; i < endPos; i++) {
char ch = chNext;
chNext = styler.SafeGetCharAt(i + 1);
if (ch == '\r' && chNext == '\n') {
// TO DO:
// Should really get the state of the previous line from the styler
int stylePrev = style;
style = styleNext;
styleNext = styler.StyleAt(i + 2);
switch (style) {
/*
case SCE_LOT_SET:
lev = SC_FOLDLEVELBASE | SC_FOLDLEVELHEADERFLAG;
break;
*/
case SCE_LOT_FAIL:
/*
if (stylePrev != SCE_LOT_FAIL)
lev = SC_FOLDLEVELBASE | SC_FOLDLEVELHEADERFLAG;
else
lev = SC_FOLDLEVELBASE + 1;
*/
lev = SC_FOLDLEVELBASE;
break;
default:
if (lineCurrent == 0 || stylePrev == SCE_LOT_FAIL)
lev = SC_FOLDLEVELBASE | SC_FOLDLEVELHEADERFLAG;
else
lev = SC_FOLDLEVELBASE + 1;
if (visibleChars == 0 && foldCompact)
lev |= SC_FOLDLEVELWHITEFLAG;
break;
}
if (lev != styler.LevelAt(lineCurrent))
styler.SetLevel(lineCurrent, lev);
lineCurrent++;
visibleChars = 0;
}
if (!isspacechar(ch))
visibleChars++;
}
int flagsNext = styler.LevelAt(lineCurrent) & ~SC_FOLDLEVELNUMBERMASK;
styler.SetLevel(lineCurrent, lev | flagsNext);
}
static const char * const emptyWordListDesc[] = {
0
};
LexerModule lmLot(SCLEX_LOT, ColourizeLotDoc, "lot", FoldLotDoc, emptyWordListDesc);
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