| 1 | /* |
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| 2 | SPDX-FileCopyrightText: 2008-2009 Erlend Hamberg <ehamberg@gmail.com> |
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| 3 | SPDX-FileCopyrightText: 2011 Svyatoslav Kuzmich <svatoslav1@gmail.com> |
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| 4 | SPDX-FileCopyrightText: 2012 Vegard Øye |
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| 5 | SPDX-FileCopyrightText: 2013 Simon St James <kdedevel@etotheipiplusone.com> |
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| 6 | |
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| 7 | SPDX-License-Identifier: LGPL-2.0-or-later |
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| 8 | */ |
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| 9 | |
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| 10 | #ifndef KATEVI_COMMAND_RANGE_EXPRESSION_PARSER |
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| 11 | #define KATEVI_COMMAND_RANGE_EXPRESSION_PARSER |
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| 12 | |
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| 13 | #include <ktexteditor/range.h> |
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| 14 | |
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| 15 | namespace KateVi |
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| 16 | { |
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| 17 | class InputModeManager; |
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| 18 | |
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| 19 | class CommandRangeExpressionParser |
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| 20 | { |
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| 21 | public: |
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| 22 | explicit CommandRangeExpressionParser(InputModeManager *vimanager); |
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| 23 | |
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| 24 | /** |
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| 25 | * Attempt to parse any leading range expression (e.g. "%", "'<,'>", ".,+6" etc) in @c command and |
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| 26 | * return it as a Range. If parsing was successful, the range will be valid and the command with |
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| 27 | * the range stripped will be placed in @c destTransformedCommand. In some special cases, |
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| 28 | * the @c destTransformedCommand will be further re-written e.g. a command in the form of just a number |
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| 29 | * will be rewritten as "goto <number>". |
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| 30 | * |
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| 31 | * An invalid Range is returned if no leading range expression could be found. |
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| 32 | */ |
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| 33 | KTextEditor::Range parseRange(const QString &command, QString &destTransformedCommand) const; |
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| 34 | |
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| 35 | /** |
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| 36 | * Attempts to find range expression for vi command |
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| 37 | * @returns range sub string of passed command or empty if not found |
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| 38 | */ |
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| 39 | static QString parseRangeString(const QString &command); |
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| 40 | |
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| 41 | private: |
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| 42 | int calculatePosition(const QString &string) const; |
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| 43 | |
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| 44 | static bool matchLineNumber(const QString &line, QList<int> &values); |
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| 45 | bool matchLastLine(const QString &line, QList<int> &values) const; |
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| 46 | bool matchThisLine(const QString &line, QList<int> &values) const; |
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| 47 | bool matchMark(const QString &line, QList<int> &values) const; |
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| 48 | bool matchForwardSearch(const QString &line, QList<int> &values) const; |
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| 49 | bool matchBackwardSearch(const QString &line, QList<int> &values) const; |
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| 50 | |
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| 51 | private: |
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| 52 | InputModeManager *m_viInputModeManager; |
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| 53 | }; |
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| 54 | |
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| 55 | } |
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| 56 | |
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| 57 | #endif |
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| 58 | |
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