diff options
Diffstat (limited to 'manual')
| -rw-r--r-- | manual/design.rst | 9 | ||||
| -rw-r--r-- | manual/release-notes.rst | 2 |
2 files changed, 10 insertions, 1 deletions
diff --git a/manual/design.rst b/manual/design.rst index cbcded3e..0e50f858 100644 --- a/manual/design.rst +++ b/manual/design.rst @@ -746,6 +746,15 @@ and set return values in passed-in pointers, but this would complicate both the implementation and the use of the library for a case that is actually quite rare and largely avoidable. +*How can I avoid type warnings altogether?* For each +``getSomethingValue`` accessor that returns a value of the requested +type and issues a warning for objects of the wrong type, there is also +a ``getValueAsSomething`` method (since qpdf 10.6) that returns false +for objects of the wrong type and otherwise returns true and +initializes a reference. These methods never generate type warnings +and provide an alternative to explicitly checking the type of an +object before calling an accessor method. + .. _smart-pointers: Smart Pointers diff --git a/manual/release-notes.rst b/manual/release-notes.rst index b12e5e7f..a2d21ef8 100644 --- a/manual/release-notes.rst +++ b/manual/release-notes.rst @@ -99,7 +99,7 @@ For a detailed list of changes, please see the file - The newer accessor methods return a boolean indicating whether or not the object is of the expected type. If it is, a - reference of the correct type is returned. + reference to a variable of the correct type is initialized. In many cases, the new interfaces will enable more compact code and will also never generate type warnings. Thanks to M. Holger |