Initial vendor packages

Signed-off-by: Valentin Popov <valentin@popov.link>

1 files changed, 27 insertions, 0 deletions

diff --git a/vendor/miette/src/error.rs b/vendor/miette/src/error.rs
new file mode 100644
index 0000000..56041ca
--- /dev/null
+++ b/vendor/miette/src/error.rs
@@ -0,0 +1,27 @@
+use std::io;
+
+use thiserror::Error;
+
+use crate::{self as miette, Diagnostic};
+
+/**
+Error enum for miette. Used by certain operations in the protocol.
+*/
+#[derive(Debug, Diagnostic, Error)]
+pub enum MietteError {
+    /// Wrapper around [`std::io::Error`]. This is returned when something went
+    /// wrong while reading a [`SourceCode`](crate::SourceCode).
+    #[error(transparent)]
+    #[diagnostic(code(miette::io_error), url(docsrs))]
+    IoError(#[from] io::Error),
+
+    /// Returned when a [`SourceSpan`](crate::SourceSpan) extends beyond the
+    /// bounds of a given [`SourceCode`](crate::SourceCode).
+    #[error("The given offset is outside the bounds of its Source")]
+    #[diagnostic(
+        code(miette::span_out_of_bounds),
+        help("Double-check your spans. Do you have an off-by-one error?"),
+        url(docsrs)
+    )]
+    OutOfBounds,
+}