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Diffstat (limited to 'lexers/LexSpecman.cxx')
-rw-r--r-- | lexers/LexSpecman.cxx | 290 |
1 files changed, 0 insertions, 290 deletions
diff --git a/lexers/LexSpecman.cxx b/lexers/LexSpecman.cxx deleted file mode 100644 index 5a4c9105f..000000000 --- a/lexers/LexSpecman.cxx +++ /dev/null @@ -1,290 +0,0 @@ -// Scintilla source code edit control -/** @file LexSpecman.cxx - ** Lexer for Specman E language. - ** Written by Avi Yegudin, based on C++ lexer by Neil Hodgson - **/ -// Copyright 1998-2002 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 <stdio.h> -#include <stdarg.h> -#include <assert.h> -#include <ctype.h> - -#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 inline bool IsAWordChar(const int ch) { - return (ch < 0x80) && (isalnum(ch) || ch == '.' || ch == '_' || ch == '\''); -} - -static inline bool IsANumberChar(const int ch) { - return (ch < 0x80) && (isalnum(ch) || ch == '_' || ch == '\''); -} - -static inline bool IsAWordStart(const int ch) { - return (ch < 0x80) && (isalnum(ch) || ch == '_' || ch == '`'); -} - -static void ColouriseSpecmanDoc(Sci_PositionU startPos, Sci_Position length, int initStyle, WordList *keywordlists[], - Accessor &styler, bool caseSensitive) { - - WordList &keywords = *keywordlists[0]; - WordList &keywords2 = *keywordlists[1]; - WordList &keywords3 = *keywordlists[2]; - WordList &keywords4 = *keywordlists[3]; - - // Do not leak onto next line - if (initStyle == SCE_SN_STRINGEOL) - initStyle = SCE_SN_CODE; - - int visibleChars = 0; - - StyleContext sc(startPos, length, initStyle, styler); - - for (; sc.More(); sc.Forward()) { - - if (sc.atLineStart && (sc.state == SCE_SN_STRING)) { - // Prevent SCE_SN_STRINGEOL from leaking back to previous line - sc.SetState(SCE_SN_STRING); - } - - // Handle line continuation generically. - if (sc.ch == '\\') { - if (sc.chNext == '\n' || sc.chNext == '\r') { - sc.Forward(); - if (sc.ch == '\r' && sc.chNext == '\n') { - sc.Forward(); - } - continue; - } - } - - // Determine if the current state should terminate. - if (sc.state == SCE_SN_OPERATOR) { - sc.SetState(SCE_SN_CODE); - } else if (sc.state == SCE_SN_NUMBER) { - if (!IsANumberChar(sc.ch)) { - sc.SetState(SCE_SN_CODE); - } - } else if (sc.state == SCE_SN_IDENTIFIER) { - if (!IsAWordChar(sc.ch) || (sc.ch == '.')) { - char s[100]; - if (caseSensitive) { - sc.GetCurrent(s, sizeof(s)); - } else { - sc.GetCurrentLowered(s, sizeof(s)); - } - if (keywords.InList(s)) { - sc.ChangeState(SCE_SN_WORD); - } else if (keywords2.InList(s)) { - sc.ChangeState(SCE_SN_WORD2); - } else if (keywords3.InList(s)) { - sc.ChangeState(SCE_SN_WORD3); - } else if (keywords4.InList(s)) { - sc.ChangeState(SCE_SN_USER); - } - sc.SetState(SCE_SN_CODE); - } - } else if (sc.state == SCE_SN_PREPROCESSOR) { - if (IsASpace(sc.ch)) { - sc.SetState(SCE_SN_CODE); - } - } else if (sc.state == SCE_SN_DEFAULT) { - if (sc.Match('<', '\'')) { - sc.Forward(); - sc.ForwardSetState(SCE_SN_CODE); - } - } else if (sc.state == SCE_SN_COMMENTLINE || sc.state == SCE_SN_COMMENTLINEBANG) { - if (sc.atLineEnd) { - sc.SetState(SCE_SN_CODE); - visibleChars = 0; - } - } else if (sc.state == SCE_SN_STRING) { - if (sc.ch == '\\') { - if (sc.chNext == '\"' || sc.chNext == '\'' || sc.chNext == '\\') { - sc.Forward(); - } - } else if (sc.ch == '\"') { - sc.ForwardSetState(SCE_SN_CODE); - } else if (sc.atLineEnd) { - sc.ChangeState(SCE_SN_STRINGEOL); - sc.ForwardSetState(SCE_SN_CODE); - visibleChars = 0; - } - } else if (sc.state == SCE_SN_SIGNAL) { - if (sc.atLineEnd) { - sc.ChangeState(SCE_SN_STRINGEOL); - sc.ForwardSetState(SCE_SN_CODE); - visibleChars = 0; - } else if (sc.ch == '\\') { - if (sc.chNext == '\"' || sc.chNext == '\'' || sc.chNext == '\\') { - sc.Forward(); - } - } else if (sc.ch == '\'') { - sc.ForwardSetState(SCE_SN_CODE); - } - } else if (sc.state == SCE_SN_REGEXTAG) { - if (!IsADigit(sc.ch)) { - sc.SetState(SCE_SN_CODE); - } - } - - // Determine if a new state should be entered. - if (sc.state == SCE_SN_CODE) { - if (sc.ch == '$' && IsADigit(sc.chNext)) { - sc.SetState(SCE_SN_REGEXTAG); - sc.Forward(); - } else if (IsADigit(sc.ch)) { - sc.SetState(SCE_SN_NUMBER); - } else if (IsAWordStart(sc.ch)) { - sc.SetState(SCE_SN_IDENTIFIER); - } else if (sc.Match('\'', '>')) { - sc.SetState(SCE_SN_DEFAULT); - sc.Forward(); // Eat the * so it isn't used for the end of the comment - } else if (sc.Match('/', '/')) { - if (sc.Match("//!")) // Nice to have a different comment style - sc.SetState(SCE_SN_COMMENTLINEBANG); - else - sc.SetState(SCE_SN_COMMENTLINE); - } else if (sc.Match('-', '-')) { - if (sc.Match("--!")) // Nice to have a different comment style - sc.SetState(SCE_SN_COMMENTLINEBANG); - else - sc.SetState(SCE_SN_COMMENTLINE); - } else if (sc.ch == '\"') { - sc.SetState(SCE_SN_STRING); - } else if (sc.ch == '\'') { - sc.SetState(SCE_SN_SIGNAL); - } else if (sc.ch == '#' && visibleChars == 0) { - // Preprocessor commands are alone on their line - sc.SetState(SCE_SN_PREPROCESSOR); - // Skip whitespace between # and preprocessor word - do { - sc.Forward(); - } while ((sc.ch == ' ' || sc.ch == '\t') && sc.More()); - if (sc.atLineEnd) { - sc.SetState(SCE_SN_CODE); - } - } else if (isoperator(static_cast<char>(sc.ch)) || sc.ch == '@') { - sc.SetState(SCE_SN_OPERATOR); - } - } - - if (sc.atLineEnd) { - // Reset states to begining of colourise so no surprises - // if different sets of lines lexed. - visibleChars = 0; - } - if (!IsASpace(sc.ch)) { - visibleChars++; - } - } - sc.Complete(); -} - -// Store both the current line's fold level and the next lines in the -// level store to make it easy to pick up with each increment -// and to make it possible to fiddle the current level for "} else {". -static void FoldNoBoxSpecmanDoc(Sci_PositionU startPos, Sci_Position length, int, - Accessor &styler) { - bool foldComment = styler.GetPropertyInt("fold.comment") != 0; - bool foldCompact = styler.GetPropertyInt("fold.compact", 1) != 0; - bool foldAtElse = styler.GetPropertyInt("fold.at.else", 0) != 0; - Sci_PositionU endPos = startPos + length; - int visibleChars = 0; - Sci_Position lineCurrent = styler.GetLine(startPos); - int levelCurrent = SC_FOLDLEVELBASE; - if (lineCurrent > 0) - levelCurrent = styler.LevelAt(lineCurrent-1) >> 16; - int levelMinCurrent = levelCurrent; - int levelNext = levelCurrent; - char chNext = styler[startPos]; - int styleNext = styler.StyleAt(startPos); - int style; - for (Sci_PositionU i = startPos; i < endPos; i++) { - char ch = chNext; - chNext = styler.SafeGetCharAt(i + 1); - //int stylePrev = style; - style = styleNext; - styleNext = styler.StyleAt(i + 1); - bool atEOL = (ch == '\r' && chNext != '\n') || (ch == '\n'); - if (foldComment && (style == SCE_SN_COMMENTLINE)) { - if (((ch == '/') && (chNext == '/')) || - ((ch == '-') && (chNext == '-'))) { - char chNext2 = styler.SafeGetCharAt(i + 2); - if (chNext2 == '{') { - levelNext++; - } else if (chNext2 == '}') { - levelNext--; - } - } - } - if (style == SCE_SN_OPERATOR) { - if (ch == '{') { - // Measure the minimum before a '{' to allow - // folding on "} else {" - if (levelMinCurrent > levelNext) { - levelMinCurrent = levelNext; - } - levelNext++; - } else if (ch == '}') { - levelNext--; - } - } - if (atEOL) { - int levelUse = levelCurrent; - if (foldAtElse) { - levelUse = levelMinCurrent; - } - int lev = levelUse | levelNext << 16; - if (visibleChars == 0 && foldCompact) - lev |= SC_FOLDLEVELWHITEFLAG; - if (levelUse < levelNext) - lev |= SC_FOLDLEVELHEADERFLAG; - if (lev != styler.LevelAt(lineCurrent)) { - styler.SetLevel(lineCurrent, lev); - } - lineCurrent++; - levelCurrent = levelNext; - levelMinCurrent = levelCurrent; - visibleChars = 0; - } - if (!isspacechar(ch)) - visibleChars++; - } -} - -static void FoldSpecmanDoc(Sci_PositionU startPos, Sci_Position length, int initStyle, WordList *[], - Accessor &styler) { - FoldNoBoxSpecmanDoc(startPos, length, initStyle, styler); -} - -static const char * const specmanWordLists[] = { - "Primary keywords and identifiers", - "Secondary keywords and identifiers", - "Sequence keywords and identifiers", - "User defined keywords and identifiers", - "Unused", - 0, - }; - -static void ColouriseSpecmanDocSensitive(Sci_PositionU startPos, Sci_Position length, int initStyle, WordList *keywordlists[], - Accessor &styler) { - ColouriseSpecmanDoc(startPos, length, initStyle, keywordlists, styler, true); -} - - -LexerModule lmSpecman(SCLEX_SPECMAN, ColouriseSpecmanDocSensitive, "specman", FoldSpecmanDoc, specmanWordLists); |