feat: make libdocgen fail if a binding lacks a doc string

The --merciful option allows this if the user really wants it.

Signed-off-by: Lars Wirzenius <liw@liw.fi>
Sponsored-by: author

1 files changed, 7 insertions, 0 deletions

diff --git a/src/error.rs b/src/error.rs
index 6859aa4..5c72879 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -50,6 +50,13 @@ pub enum SubplotError {
     #[error("binding file failed to parse: {0}")]
     BindingFileParseError(PathBuf, #[source] Box<SubplotError>),
 
+    /// Binding lacks documentation.
+    ///
+    /// Add a `doc` field to the binding with text the documents the
+    /// binding.
+    #[error("binding lacks documentation: {0}: {1} {2}")]
+    NoBindingDoc(PathBuf, crate::StepKind, String),
+
     /// Scenario step does not match a known binding
     ///
     /// This may be due to the binding missing entirely, or that the