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/*
SPDX-FileCopyrightText: 2008 Paul Giannaros <paul@giannaros.org>
SPDX-FileCopyrightText: 2009-2018 Dominik Haumann <dhaumann@kde.org>
SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include "kateindentscript.h"
#include <QJSEngine>
#include <QJSValue>
#include "katedocument.h"
KateIndentScript::KateIndentScript(const QString &url, const KateIndentScriptHeader &header)
: KateScript(url)
, m_indentHeader(header)
{
}
const KateIndentScriptHeader &KateIndentScript::indentHeader() const
{
return m_indentHeader;
}
const QString &KateIndentScript::triggerCharacters()
{
// already set, perfect, just return...
if (m_triggerCharactersSet) {
return m_triggerCharacters;
}
m_triggerCharactersSet = true;
auto triggerCharacters = global(QStringLiteral("triggerCharacters"));
if (!triggerCharacters.isUndefined()) {
m_triggerCharacters = triggerCharacters.toString();
}
// qCDebug(LOG_KTE) << "trigger chars: '" << m_triggerCharacters << "'";
return m_triggerCharacters;
}
QPair<int, int> KateIndentScript::indent(KTextEditor::ViewPrivate *view, const KTextEditor::Cursor &position, QChar typedCharacter, int indentWidth)
{
// if it hasn't loaded or we can't load, return
if (!setView(view)) {
return qMakePair(-2, -2);
}
clearExceptions();
QJSValue indentFunction = function(QStringLiteral("indent"));
if (!indentFunction.isCallable()) {
return qMakePair(-2, -2);
}
// add the arguments that we are going to pass to the function
QJSValueList arguments;
arguments << QJSValue(position.line());
arguments << QJSValue(indentWidth);
arguments << (typedCharacter.isNull() ? QJSValue(QString()) : QJSValue(QString(typedCharacter)));
// get the required indent
QJSValue result = indentFunction.call(arguments);
// error during the calling?
if (result.isError()) {
displayBacktrace(result, QStringLiteral("Error calling indent()"));
return qMakePair(-2, -2);
}
int indentAmount = -2;
int alignAmount = -2;
if (result.isArray()) {
indentAmount = result.property(0).toInt();
alignAmount = result.property(1).toInt();
} else {
indentAmount = result.toInt();
}
return qMakePair(indentAmount, alignAmount);
}
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