1use crate::{2 builtin::{format::FormatError, sort::SortError},3 ValType,4};5use jrsonnet_parser::{BinaryOpType, ExprLocation, UnaryOpType};6use std::{path::PathBuf, rc::Rc};7use thiserror::Error;89#[derive(Error, Debug, Clone)]10pub enum Error {11 #[error("intrinsic not found: {0}.{1}")]12 IntrinsicNotFound(Rc<str>, Rc<str>),13 #[error("argument reordering in intrisics not supported yet")]14 IntrinsicArgumentReorderingIsNotSupportedYet,1516 #[error("operator {0} does not operate on type {1}")]17 UnaryOperatorDoesNotOperateOnType(UnaryOpType, ValType),18 #[error("binary operation {1} {0} {2} is not implemented")]19 BinaryOperatorDoesNotOperateOnValues(BinaryOpType, ValType, ValType),2021 #[error("no top level object in this context")]22 NoTopLevelObjectFound,23 #[error("self is only usable inside objects")]24 CantUseSelfOutsideOfObject,25 #[error("super is only usable inside objects")]26 CantUseSuperOutsideOfObject,2728 #[error("for loop can only iterate over arrays")]29 InComprehensionCanOnlyIterateOverArray,3031 #[error("array out of bounds: {0} is not within [0,{1})")]32 ArrayBoundsError(usize, usize),3334 #[error("assert failed: {0}")]35 AssertionFailed(Rc<str>),3637 #[error("variable is not defined: {0}")]38 VariableIsNotDefined(Rc<str>),39 #[error("type mismatch: expected {}, got {2} {0}", .1.iter().map(|e| format!("{}", e)).collect::<Vec<_>>().join(", "))]40 TypeMismatch(&'static str, Vec<ValType>, ValType),41 #[error("no such field: {0}")]42 NoSuchField(Rc<str>),4344 #[error("only functions can be called, got {0}")]45 OnlyFunctionsCanBeCalledGot(ValType),46 #[error("parameter {0} is not defined")]47 UnknownFunctionParameter(String),48 #[error("argument {0} is already bound")]49 BindingParameterASecondTime(Rc<str>),50 #[error("too many args, function has {0}")]51 TooManyArgsFunctionHas(usize),52 #[error("founction argument is not passed: {0}")]53 FunctionParameterNotBoundInCall(Rc<str>),5455 #[error("external variable is not defined: {0}")]56 UndefinedExternalVariable(Rc<str>),57 #[error("native is not defined: {0}")]58 UndefinedExternalFunction(Rc<str>),5960 #[error("field name should be string, got {0}")]61 FieldMustBeStringGot(ValType),6263 #[error("attempted to index array with string {0}")]64 AttemptedIndexAnArrayWithString(Rc<str>),65 #[error("{0} index type should be {1}, got {2}")]66 ValueIndexMustBeTypeGot(ValType, ValType, ValType),67 #[error("cant index into {0}")]68 CantIndexInto(ValType),6970 #[error("super can't be used standalone")]71 StandaloneSuper,7273 #[error("can't resolve {1} from {0}")]74 ImportFileNotFound(PathBuf, PathBuf),75 #[error("resolved file not found: {0}")]76 ResolvedFileNotFound(PathBuf),77 #[error("imported file is not valid utf-8: {0:?}")]78 ImportBadFileUtf8(PathBuf),79 #[error("tried to import {1} from {0}, but imports is not supported")]80 ImportNotSupported(PathBuf, PathBuf),81 #[error("syntax error")]82 ImportSyntaxError {83 path: Rc<PathBuf>,84 source_code: Rc<str>,85 error: Box<jrsonnet_parser::ParseError>,86 },8788 #[error("runtime error: {0}")]89 RuntimeError(Rc<str>),90 #[error("stack overflow, try to reduce recursion, or set --max-stack to bigger value")]91 StackOverflow,92 #[error("tried to index by fractional value")]93 FractionalIndex,94 #[error("attempted to divide by zero")]95 DivisionByZero,9697 #[error("string manifest output is not an string")]98 StringManifestOutputIsNotAString,99 #[error("stream manifest output is not an array")]100 StreamManifestOutputIsNotAArray,101 #[error("multi manifest output is not an object")]102 MultiManifestOutputIsNotAObject,103104 #[error("cant recurse stream manifest")]105 StreamManifestOutputCannotBeRecursed,106 #[error("stream manifest output cannot consist of raw strings")]107 StreamManifestCannotNestString,108109 #[error("{0}")]110 ImportCallbackError(String),111 #[error("invalid unicode codepoint: {0}")]112 InvalidUnicodeCodepointGot(u32),113114 #[error("format error: {0}")]115 Format(#[from] FormatError),116 #[error("sort error: {0}")]117 Sort(#[from] SortError),118}119impl From<Error> for LocError {120 fn from(e: Error) -> Self {121 Self::new(e)122 }123}124125#[derive(Clone, Debug)]126pub struct StackTraceElement {127 pub location: ExprLocation,128 pub desc: String,129}130#[derive(Debug, Clone)]131pub struct StackTrace(pub Vec<StackTraceElement>);132133#[derive(Debug, Clone)]134pub struct LocError(Box<(Error, StackTrace)>);135impl LocError {136 pub fn new(e: Error) -> Self {137 Self(Box::new((e, StackTrace(vec![]))))138 }139140 pub const fn error(&self) -> &Error {141 &(self.0).0142 }143 pub const fn trace(&self) -> &StackTrace {144 &(self.0).1145 }146 pub fn trace_mut(&mut self) -> &mut StackTrace {147 &mut (self.0).1148 }149}150151pub type Result<V> = std::result::Result<V, LocError>;152153#[macro_export]154macro_rules! throw {155 ($e: expr) => {156 return Err($e.into());157 };158}