Fix lots of scrutinizer warnings, remove Travis
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@ -43,7 +43,7 @@ class Content extends ContentAbstract
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/**
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* @return string
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*/
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public function getContent()
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public function getContent(): string
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{
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if ($this->attributes === null) {
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$this->parseAttributes();
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@ -55,7 +55,7 @@ class Content extends ContentAbstract
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/**
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* @param string $content
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*/
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public function setContent($content)
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public function setContent(string $content): void
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{
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$this->manuallySetContent = true;
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$this->content = $content;
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@ -64,7 +64,7 @@ class Content extends ContentAbstract
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/**
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* @return Content
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*/
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public function getPrevious()
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public function getPrevious(): ?Content
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{
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return $this->previous;
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}
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@ -72,7 +72,7 @@ class Content extends ContentAbstract
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/**
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* @param Content $previous
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*/
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public function setPrevious($previous)
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public function setPrevious(Content $previous)
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{
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$this->previous = $previous;
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}
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@ -80,7 +80,7 @@ class Content extends ContentAbstract
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/**
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* @return Content
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*/
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public function getNext()
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public function getNext(): ?Content
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{
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return $this->next;
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}
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@ -88,7 +88,7 @@ class Content extends ContentAbstract
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/**
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* @param Content $next
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*/
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public function setNext($next)
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public function setNext(Content $next)
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{
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$this->next = $next;
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}
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@ -102,7 +102,7 @@ class Content extends ContentAbstract
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return $this->name == 'index' || $this->name == '_index';
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}
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public function getTitle()
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public function getTitle(): string
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{
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if ($title = $this->getAttribute('title')) {
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return $title;
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