diff options
| -rwxr-xr-x | src/clang.rs | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/clang.rs b/src/clang.rs index 07680367..ba6fc7f6 100755 --- a/src/clang.rs +++ b/src/clang.rs @@ -130,9 +130,14 @@ impl Cursor { /// Return the number of template arguments used by this cursor's referent, /// if the referent is either a template specialization or /// declaration. Returns -1 otherwise. - pub fn num_template_args(&self) -> c_int { - unsafe { - clang_Cursor_getNumTemplateArguments(self.x) + pub fn num_template_args(&self) -> Option<u32> { + let n : c_int = unsafe { clang_Cursor_getNumTemplateArguments(self.x) }; + + if n >= 0 { + Some(n as u32) + } else { + debug_assert_eq!(n, -1); + None } } @@ -192,7 +197,7 @@ impl Cursor { /// Is the referent a fully specialized template specialization without any /// remaining free template arguments? pub fn is_fully_specialized_template(&self) -> bool { - self.is_template() && self.num_template_args() > 0 + self.is_template() && self.num_template_args().unwrap() > 0 } /// Is the referent a template specialization that still has remaining free |