diff options
Diffstat (limited to 'src/LexPowerShell.cxx')
| -rw-r--r-- | src/LexPowerShell.cxx | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/src/LexPowerShell.cxx b/src/LexPowerShell.cxx deleted file mode 100644 index f2014ca8d..000000000 --- a/src/LexPowerShell.cxx +++ /dev/null @@ -1,198 +0,0 @@ -// Scintilla source code edit control -/** @file LexPowerShell.cxx - ** Lexer for PowerShell scripts. - **/ -// Copyright 2008 by Tim Gerundt <tim@gerundt.de> -// 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" - -#ifdef SCI_NAMESPACE -using namespace Scintilla; -#endif - -// Extended to accept accented characters -static inline bool IsAWordChar(int ch) { - return ch >= 0x80 || isalnum(ch) || ch == '-'; -} - -static void ColourisePowerShellDoc(unsigned int startPos, int length, int initStyle, - WordList *keywordlists[], Accessor &styler) { - - WordList &keywords = *keywordlists[0]; - WordList &keywords2 = *keywordlists[1]; - WordList &keywords3 = *keywordlists[2]; - WordList &keywords4 = *keywordlists[3]; - WordList &keywords5 = *keywordlists[4]; - - styler.StartAt(startPos); - - StyleContext sc(startPos, length, initStyle, styler); - - for (; sc.More(); sc.Forward()) { - - if (sc.state == SCE_POWERSHELL_COMMENT) { - if (sc.atLineEnd) { - sc.SetState(SCE_POWERSHELL_DEFAULT); - } - } else if (sc.state == SCE_POWERSHELL_COMMENTSTREAM) { - if (sc.ch == '>' && sc.chPrev == '#') { - sc.ForwardSetState(SCE_POWERSHELL_DEFAULT); - } - } else if (sc.state == SCE_POWERSHELL_STRING) { - // This is a doubles quotes string - if (sc.ch == '\"') { - sc.ForwardSetState(SCE_POWERSHELL_DEFAULT); - } - } else if (sc.state == SCE_POWERSHELL_CHARACTER) { - // This is a single quote string - if (sc.ch == '\'') { - sc.ForwardSetState(SCE_POWERSHELL_DEFAULT); - } - } else if (sc.state == SCE_POWERSHELL_NUMBER) { - if (!IsADigit(sc.ch)) { - sc.SetState(SCE_POWERSHELL_DEFAULT); - } - } else if (sc.state == SCE_POWERSHELL_VARIABLE) { - if (!IsAWordChar(sc.ch)) { - sc.SetState(SCE_POWERSHELL_DEFAULT); - } - } else if (sc.state == SCE_POWERSHELL_OPERATOR) { - if (!isoperator(static_cast<char>(sc.ch))) { - sc.SetState(SCE_POWERSHELL_DEFAULT); - } - } else if (sc.state == SCE_POWERSHELL_IDENTIFIER) { - if (!IsAWordChar(sc.ch)) { - char s[100]; - sc.GetCurrentLowered(s, sizeof(s)); - - if (keywords.InList(s)) { - sc.ChangeState(SCE_POWERSHELL_KEYWORD); - } else if (keywords2.InList(s)) { - sc.ChangeState(SCE_POWERSHELL_CMDLET); - } else if (keywords3.InList(s)) { - sc.ChangeState(SCE_POWERSHELL_ALIAS); - } else if (keywords4.InList(s)) { - sc.ChangeState(SCE_POWERSHELL_FUNCTION); - } else if (keywords5.InList(s)) { - sc.ChangeState(SCE_POWERSHELL_USER1); - } - sc.SetState(SCE_POWERSHELL_DEFAULT); - } - } - - // Determine if a new state should be entered. - if (sc.state == SCE_POWERSHELL_DEFAULT) { - if (sc.ch == '#') { - sc.SetState(SCE_POWERSHELL_COMMENT); - } else if (sc.ch == '<' && sc.chNext == '#') { - sc.SetState(SCE_POWERSHELL_COMMENTSTREAM); - } else if (sc.ch == '\"') { - sc.SetState(SCE_POWERSHELL_STRING); - } else if (sc.ch == '\'') { - sc.SetState(SCE_POWERSHELL_CHARACTER); - } else if (sc.ch == '$') { - sc.SetState(SCE_POWERSHELL_VARIABLE); - } else if (IsADigit(sc.ch) || (sc.ch == '.' && IsADigit(sc.chNext))) { - sc.SetState(SCE_POWERSHELL_NUMBER); - } else if (isoperator(static_cast<char>(sc.ch))) { - sc.SetState(SCE_POWERSHELL_OPERATOR); - } else if (IsAWordChar(sc.ch)) { - sc.SetState(SCE_POWERSHELL_IDENTIFIER); - } - } - } - 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 FoldPowerShellDoc(unsigned int startPos, int length, int initStyle, - WordList *[], 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; - unsigned int endPos = startPos + length; - int visibleChars = 0; - int 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 = initStyle; - for (unsigned int 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 (style == SCE_POWERSHELL_OPERATOR) { - if (ch == '{') { - // Measure the minimum before a '{' to allow - // folding on "} else {" - if (levelMinCurrent > levelNext) { - levelMinCurrent = levelNext; - } - levelNext++; - } else if (ch == '}') { - levelNext--; - } - } else if (foldComment && style == SCE_POWERSHELL_COMMENTSTREAM) { - if (stylePrev != SCE_POWERSHELL_COMMENTSTREAM) { - levelNext++; - } else if (styleNext != SCE_POWERSHELL_COMMENTSTREAM) { - levelNext--; - } - } - if (!IsASpace(ch)) - visibleChars++; - if (atEOL || (i == endPos-1)) { - 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; - } - } -} - -static const char * const powershellWordLists[] = { - "Commands", - "Cmdlets", - "Aliases", - "Functions", - "User1", - 0 -}; - -LexerModule lmPowerShell(SCLEX_POWERSHELL, ColourisePowerShellDoc, "powershell", FoldPowerShellDoc, powershellWordLists); - |