CMakeToolManager: Add static readFirstParagraphs()

Reuse it in CMakeEditor and CMakeFileCompletionAssistProvider.

Amends d04585b519

Change-Id: I8dbd59c815e017404ff215ca1ff68740d6653e91
Reviewed-by: Cristian Adam <cristian.adam@qt.io>

src/plugins/cmakeprojectmanager/cmakeeditor.cpp

@@ -9,7 +9,6 @@
 #include "cmakefilecompletionassist.h"
 #include "cmakeindenter.h"
 #include "cmakekitaspect.h"
-#include "cmakeproject.h"
 #include "cmakeprojectconstants.h"
 
 #include "3rdparty/cmake/cmListFileCache.h"
@@ -347,8 +346,6 @@ const CMakeKeywords &CMakeHoverHandler::keywords() const
     return m_keywords;
 }
 
-QString readFirstParagraphs(const QString &element, const FilePath &helpFile);
-
 void CMakeHoverHandler::identifyMatch(TextEditor::TextEditorWidget *editorWidget,
                                       int pos,
                                       ReportPriority report)
@@ -377,7 +374,7 @@ void CMakeHoverHandler::identifyMatch(TextEditor::TextEditorWidget *editorWidget
     }
     m_helpToolTip.clear();
     if (!helpFile.isEmpty())
-        m_helpToolTip = readFirstParagraphs(word, helpFile);
+        m_helpToolTip = CMakeToolManager::readFirstParagraphs(helpFile);
 
     setPriority(m_helpToolTip.isEmpty() ? Priority_Tooltip : Priority_None);
 }

src/plugins/cmakeprojectmanager/cmakefilecompletionassist.cpp

@@ -153,20 +153,6 @@ static QList<AssistProposalItemInterface *> generateList(const T &words, const Q
     });
 }
 
-static QString readFirstParagraphs(const FilePath &helpFile)
-{
-    static QMap<FilePath, QString> map;
-    if (map.contains(helpFile))
-        return map.value(helpFile);
-
-    auto content = helpFile.fileContents(1024).value_or(QByteArray());
-    const QString firstParagraphs
-        = QString("```\n%1\n```").arg(QString::fromUtf8(content.left(content.lastIndexOf("\n"))));
-
-    map[helpFile] = firstParagraphs;
-    return firstParagraphs;
-}
-
 static QList<AssistProposalItemInterface *> generateList(const QMap<QString, FilePath> &words,
                                                          const QIcon &icon)
 {
@@ -180,7 +166,7 @@ static QList<AssistProposalItemInterface *> generateList(const QMap<QString, Fil
         MarkDownAssitProposalItem *item = new MarkDownAssitProposalItem();
         item->setText(it.key());
         if (!it.value().isEmpty())
-            item->setDetail(readFirstParagraphs(it.value()));
+            item->setDetail(CMakeToolManager::readFirstParagraphs(it.value()));
         item->setIcon(icon);
         list << item;
     };

src/plugins/cmakeprojectmanager/cmaketoolmanager.cpp

@@ -167,6 +167,21 @@ void CMakeToolManager::updateDocumentation()
     Core::HelpManager::registerDocumentation(docs);
 }
 
+QString CMakeToolManager::readFirstParagraphs(const FilePath &helpFile)
+{
+    static QMap<FilePath, QString> map;
+    if (map.contains(helpFile))
+        return map.value(helpFile);
+
+    auto content = helpFile.fileContents(1024).value_or(QByteArray());
+    const QString firstParagraphs
+        = QString("```\n%1\n```").arg(QString::fromUtf8(content.left(content.lastIndexOf("\n"))));
+
+    map[helpFile] = firstParagraphs;
+    return firstParagraphs;
+}
+
+
 QList<Id> CMakeToolManager::autoDetectCMakeForDevice(const FilePaths &searchPaths,
                                                 const QString &detectionSource,
                                                 QString *logMessage)

src/plugins/cmakeprojectmanager/cmaketoolmanager.h

@@ -40,6 +40,8 @@ public:
 
     static void updateDocumentation();
 
+    static QString readFirstParagraphs(const Utils::FilePath &helpFile);
+
 public slots:
     QList<Utils::Id> autoDetectCMakeForDevice(const Utils::FilePaths &searchPaths,
                                   const QString &detectionSource,