Differential D16806 Diff 45239 src/backends/sage/sagehighlighter.cpp

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src/backends/sage/sagehighlighter.cpp

Show All 15 Lines1/*
16 16​
17 --- 17​ ---
18 Copyright (C) 2009 Alexander Rieder <alexanderrieder@gmail.com> 18​ Copyright (C) 2009 Alexander Rieder <alexanderrieder@gmail.com>
19 */ 19​ */
20 20​
21#include "sagehighlighter.h" 21​#include "sagehighlighter.h"
22#include "sagekeywords.h" 22​#include "sagekeywords.h"
23 23​
24​using namespace Cantor;
25​
24SageHighlighter::SageHighlighter(QObject* parent) : Cantor::DefaultHighlighter(parent) 26​SageHighlighter::SageHighlighter(QObject* parent) : Cantor::DefaultHighlighter(parent)
25{ 27​{
26 addRule(QRegExp(QLatin1String("[A-Za-z0-9_]+(?=\\()")), functionFormat()); 28​ addRule(QRegExp(QLatin1String("[A-Za-z0-9_]+(?=\\()")), functionFormat());
27 29​
28 addKeywords(SageKeywords::instance()->keywords()); 30​ addKeywords(SageKeywords::instance()->keywords());
29 addFunctions(SageKeywords::instance()->functions()); 31​ addFunctions(SageKeywords::instance()->functions());
30 addVariables(SageKeywords::instance()->variables()); 32​ addVariables(SageKeywords::instance()->variables());
31 33​
32 addRule(QRegExp(QLatin1String("#[^\n]*")), commentFormat()); 34​ addRule(QRegExp(QLatin1String("#[^\n]*")), commentFormat());
33} 35​}
36​
37​DefaultHighlighter::Section SageHighlighter::findNextCodeSection(const QString& text, DefaultHighlighter::Section previous)
38​{
39​ DefaultHighlighter::Section section;
40​
41​ if (previous.end >= text.size())
42​ {
43​ section.begin = -1;
44​ section.end = -1;
45​ }
46​ else
47​ {
48​ const int begin = text.indexOf(QLatin1String(" sage: "), std::max(previous.end, 0));
49​ if (begin != -1)
50​ {
51​ // size of " sage: " == 10
52​ section.begin = begin + 10;
53​ section.end = text.size();
54​ }
55​ else
56​ {
57​ section.begin = -1;
58​ section.end = -1;
59​ }
60​ }
61​
62​ return section;
63​}