Better @return description

src/Certificationauthority.php

@@ -121,7 +121,7 @@ extendedKeyUsage = serverAuth, clientAuth
 
   /** Get/Set the ca cert
     * @param string|null $caCert The CA cert to get/set
-    * @return the CA if get in PEM, $this if set
+    * @return string|self the CA if get in PEM, $this if set
     */
   public function caCert ($caCert = null)
   // {{{
@@ -137,7 +137,7 @@ extendedKeyUsage = serverAuth, clientAuth
 
   /** Get/Set the ca key
     * @param string|null $caKey The CA key to get/set
-    * @return the CA if get, $this if set
+    * @return string|self the CA if get, $this if set
     */
   public function caKey ($caKey = null)
   // {{{
@@ -168,7 +168,7 @@ extendedKeyUsage = serverAuth, clientAuth
 
   /** Get in PEM/Set the private key
     * @param string|null $privateKey The private key to use
-    * @return the privatekey if get in PEM, $this if set
+    * @return string|self the privatekey if get in PEM, $this if set
     */
   public function privateKey ($privateKey = null)
   // {{{
@@ -191,7 +191,7 @@ extendedKeyUsage = serverAuth, clientAuth
     * @param string $countryName Country name (like FR)
     * @param string $organizationName Name of organization
     * @param string $commonName Common name of authority
-    * @return the CSR created in PEM
+    * @return string the CSR created in PEM
     */
   public function createCSR ($countryName, $organizationName, $commonName)
   // {{{
@@ -221,7 +221,7 @@ extendedKeyUsage = serverAuth, clientAuth
     * @param string $caKey The CA private key
     * @param integer|null $days The number of days of validity (365 by default)
     * @param array|null $altNames The alternative names allowed in cert
-    * @return the signed certificate in PEM
+    * @return string the signed certificate in PEM
     */
   public function signCSR ($csr, $caCert, $caKey, $days = 365,
     $altNames = array ())