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authorFlorian Klink <flokli@flokli.de>2023-01-31T13·45+0100
committerclbot <clbot@tvl.fyi>2023-01-31T15·16+0000
commit2d24c5f260945216ca01371d4120f5d53f08b2cd (patch)
tree5053bbffefd5a41241ab6ea27fafc290e44e665f /tvix/nix-compat/src/derivation/errors.rs
parent9e809e21ccb1768567fc2516c5526ad0cdd56df0 (diff)
refactor(tvix/nix-compat): absorb //tvix/derivation r/5791
Put this in its src/derivation.

Change-Id: Ic047ab1c2da555a833ee454e10ef60c77537b617
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7967
Reviewed-by: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
Autosubmit: flokli <flokli@flokli.de>
Diffstat (limited to 'tvix/nix-compat/src/derivation/errors.rs')
-rw-r--r--tvix/nix-compat/src/derivation/errors.rs56
1 files changed, 56 insertions, 0 deletions
diff --git a/tvix/nix-compat/src/derivation/errors.rs b/tvix/nix-compat/src/derivation/errors.rs
new file mode 100644
index 000000000000..0dcad9a5345e
--- /dev/null
+++ b/tvix/nix-compat/src/derivation/errors.rs
@@ -0,0 +1,56 @@
+use crate::{nixbase32::Nixbase32DecodeError, store_path::ParseStorePathError};
+use thiserror::Error;
+
+/// Errors that can occur during the validation of Derivation structs.
+#[derive(Debug, Error, PartialEq)]
+pub enum DerivationError {
+    // outputs
+    #[error("no outputs defined")]
+    NoOutputs(),
+    #[error("invalid output name: {0}")]
+    InvalidOutputName(String),
+    #[error("encountered fixed-output derivation, but more than 1 output in total")]
+    MoreThanOneOutputButFixed(),
+    #[error("invalid output name for fixed-output derivation: {0}")]
+    InvalidOutputNameForFixed(String),
+    #[error("unable to validate output {0}: {1}")]
+    InvalidOutput(String, OutputError),
+    // input derivation
+    #[error("unable to parse input derivation path {0}: {1}")]
+    InvalidInputDerivationPath(String, ParseStorePathError),
+    #[error("input derivation {0} doesn't end with .drv")]
+    InvalidInputDerivationPrefix(String),
+    #[error("input derivation {0} output names are empty")]
+    EmptyInputDerivationOutputNames(String),
+    #[error("input derivation {0} output name {1} is invalid")]
+    InvalidInputDerivationOutputName(String, String),
+
+    // input sources
+    #[error("unable to parse input sources path {0}: {1}")]
+    InvalidInputSourcesPath(String, ParseStorePathError),
+
+    // platform
+    #[error("invalid platform field: {0}")]
+    InvalidPlatform(String),
+
+    // builder
+    #[error("invalid builder field: {0}")]
+    InvalidBuilder(String),
+
+    // environment
+    #[error("invalid environment key {0}")]
+    InvalidEnvironmentKey(String),
+}
+
+/// Errors that can occur during the validation of a specific [Output] of a [Derviation].
+#[derive(Debug, Error, PartialEq)]
+pub enum OutputError {
+    #[error("Invalid ouput path {0}: {1}")]
+    InvalidOutputPath(String, ParseStorePathError),
+    #[error("Invalid hash encoding: {0}")]
+    InvalidHashEncoding(String, Nixbase32DecodeError),
+    #[error("Invalid hash algo: {0}")]
+    InvalidHashAlgo(String),
+    #[error("Invalid Digest size {0} for algo {1}")]
+    InvalidDigestSizeForAlgo(usize, String),
+}