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TextEditor: Fold Python/Perl/sh license headers

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Skip shebang and fold the first comment.

Change-Id: I06d55931555f1c77f08bf30427ae7072f38b02da
Reviewed-by: hjk <hjk@qt.io>
This commit is contained in:
Friedemann Kleint
2017-09-12 14:02:00 +02:00
parent d56becc808
commit 4710e6b4b2
1 changed files with 21 additions and 3 deletions
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24
src/plugins/texteditor/texteditor.cpp
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@@ -1162,19 +1162,37 @@ void TextEditorWidgetPrivate::updateCannotDecodeInfo()
}
}
// Skip over shebang to license header (Python, Perl, sh)
// '#!/bin/sh'
// ''
// '###############'
static QTextBlock skipShebang(const QTextBlock &block)
{
if (!block.isValid() || !block.text().startsWith("#!"))
return block;
const QTextBlock nextBlock1 = block.next();
if (!nextBlock1.isValid() || !nextBlock1.text().isEmpty())
return block;
const QTextBlock nextBlock2 = nextBlock1.next();
return nextBlock2.isValid() && nextBlock2.text().startsWith('#') ? nextBlock2 : block;
}
/*
Collapses the first comment in a file, if there is only whitespace above
Collapses the first comment in a file, if there is only whitespace/shebang line
above
*/
void TextEditorWidgetPrivate::foldLicenseHeader()
{
QTextDocument *doc = q->document();
TextDocumentLayout *documentLayout = qobject_cast<TextDocumentLayout*>(doc->documentLayout());
QTC_ASSERT(documentLayout, return);
QTextBlock block = doc->firstBlock();
QTextBlock block = skipShebang(doc->firstBlock());
while (block.isValid() && block.isVisible()) {
QString text = block.text();
if (TextDocumentLayout::canFold(block) && block.next().isVisible()) {
if (text.trimmed().startsWith(QLatin1String("/*"))) {
const QString trimmedText = text.trimmed();
if (trimmedText.startsWith("/*") || trimmedText.startsWith('#')) {
TextDocumentLayout::doFoldOrUnfold(block, false);
moveCursorVisible();
documentLayout->requestUpdate();