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137 lines
3.7 KiB
137 lines
3.7 KiB
// Scintilla source code edit control |
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/** @file LexKix.cxx |
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** Lexer for KIX-Scripts. |
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**/ |
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// Copyright 2004 by Manfred Becker <manfred@becker-trdf.de> |
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// The License.txt file describes the conditions under which this software may be distributed. |
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// Edited by Lee Wilmott (24-Jun-2014) added support for block comments |
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#include <stdlib.h> |
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#include <string.h> |
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#include <stdio.h> |
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#include <stdarg.h> |
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#include <assert.h> |
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#include <ctype.h> |
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#include <string> |
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#include <string_view> |
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#include "ILexer.h" |
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#include "Scintilla.h" |
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#include "SciLexer.h" |
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#include "WordList.h" |
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#include "LexAccessor.h" |
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#include "Accessor.h" |
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#include "StyleContext.h" |
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#include "CharacterSet.h" |
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#include "LexerModule.h" |
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using namespace Lexilla; |
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// Extended to accept accented characters |
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static inline bool IsAWordChar(int ch) { |
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return ch >= 0x80 || isalnum(ch) || ch == '_'; |
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} |
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static inline bool IsOperator(const int ch) { |
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return (ch == '+' || ch == '-' || ch == '*' || ch == '/' || ch == '&' || ch == '|' || ch == '<' || ch == '>' || ch == '='); |
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} |
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static void ColouriseKixDoc(Sci_PositionU startPos, Sci_Position length, int initStyle, |
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WordList *keywordlists[], Accessor &styler) { |
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WordList &keywords = *keywordlists[0]; |
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WordList &keywords2 = *keywordlists[1]; |
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WordList &keywords3 = *keywordlists[2]; |
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// WordList &keywords4 = *keywordlists[3]; |
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styler.StartAt(startPos); |
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StyleContext sc(startPos, length, initStyle, styler); |
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for (; sc.More(); sc.Forward()) { |
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if (sc.state == SCE_KIX_COMMENT) { |
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if (sc.atLineEnd) { |
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sc.SetState(SCE_KIX_DEFAULT); |
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} |
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} else if (sc.state == SCE_KIX_COMMENTSTREAM) { |
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if (sc.ch == '/' && sc.chPrev == '*') { |
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sc.ForwardSetState(SCE_KIX_DEFAULT); |
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} |
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} else if (sc.state == SCE_KIX_STRING1) { |
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// This is a doubles quotes string |
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if (sc.ch == '\"') { |
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sc.ForwardSetState(SCE_KIX_DEFAULT); |
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} |
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} else if (sc.state == SCE_KIX_STRING2) { |
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// This is a single quote string |
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if (sc.ch == '\'') { |
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sc.ForwardSetState(SCE_KIX_DEFAULT); |
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} |
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} else if (sc.state == SCE_KIX_NUMBER) { |
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if (!IsADigit(sc.ch)) { |
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sc.SetState(SCE_KIX_DEFAULT); |
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} |
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} else if (sc.state == SCE_KIX_VAR) { |
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if (!IsAWordChar(sc.ch)) { |
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sc.SetState(SCE_KIX_DEFAULT); |
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} |
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} else if (sc.state == SCE_KIX_MACRO) { |
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if (!IsAWordChar(sc.ch) && !IsADigit(sc.ch)) { |
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char s[100]; |
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sc.GetCurrentLowered(s, sizeof(s)); |
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if (!keywords3.InList(&s[1])) { |
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sc.ChangeState(SCE_KIX_DEFAULT); |
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} |
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sc.SetState(SCE_KIX_DEFAULT); |
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} |
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} else if (sc.state == SCE_KIX_OPERATOR) { |
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if (!IsOperator(sc.ch)) { |
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sc.SetState(SCE_KIX_DEFAULT); |
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} |
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} else if (sc.state == SCE_KIX_IDENTIFIER) { |
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if (!IsAWordChar(sc.ch)) { |
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char s[100]; |
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sc.GetCurrentLowered(s, sizeof(s)); |
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if (keywords.InList(s)) { |
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sc.ChangeState(SCE_KIX_KEYWORD); |
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} else if (keywords2.InList(s)) { |
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sc.ChangeState(SCE_KIX_FUNCTIONS); |
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} |
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sc.SetState(SCE_KIX_DEFAULT); |
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} |
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} |
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// Determine if a new state should be entered. |
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if (sc.state == SCE_KIX_DEFAULT) { |
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if (sc.ch == ';') { |
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sc.SetState(SCE_KIX_COMMENT); |
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} else if (sc.ch == '/' && sc.chNext == '*') { |
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sc.SetState(SCE_KIX_COMMENTSTREAM); |
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} else if (sc.ch == '\"') { |
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sc.SetState(SCE_KIX_STRING1); |
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} else if (sc.ch == '\'') { |
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sc.SetState(SCE_KIX_STRING2); |
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} else if (sc.ch == '$') { |
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sc.SetState(SCE_KIX_VAR); |
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} else if (sc.ch == '@') { |
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sc.SetState(SCE_KIX_MACRO); |
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} else if (IsADigit(sc.ch) || ((sc.ch == '.' || sc.ch == '&') && IsADigit(sc.chNext))) { |
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sc.SetState(SCE_KIX_NUMBER); |
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} else if (IsOperator(sc.ch)) { |
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sc.SetState(SCE_KIX_OPERATOR); |
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} else if (IsAWordChar(sc.ch)) { |
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sc.SetState(SCE_KIX_IDENTIFIER); |
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} |
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} |
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} |
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sc.Complete(); |
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} |
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extern const LexerModule lmKix(SCLEX_KIX, ColouriseKixDoc, "kix"); |
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