1use crate::{2 builtin::{format::FormatError, sort::SortError},3 typed::TypeLocError,4};5use gcmodule::Trace;6use jrsonnet_interner::IStr;7use jrsonnet_parser::{BinaryOpType, ExprLocation, UnaryOpType};8use jrsonnet_types::ValType;9use std::{10 path::{Path, PathBuf},11 rc::Rc,12};13use thiserror::Error;1415#[derive(Error, Debug, Clone, Trace)]16pub enum Error {17 #[error("intrinsic not found: {0}")]18 IntrinsicNotFound(IStr),1920 #[error("operator {0} does not operate on type {1}")]21 UnaryOperatorDoesNotOperateOnType(UnaryOpType, ValType),22 #[error("binary operation {1} {0} {2} is not implemented")]23 BinaryOperatorDoesNotOperateOnValues(BinaryOpType, ValType, ValType),2425 #[error("no top level object in this context")]26 NoTopLevelObjectFound,27 #[error("self is only usable inside objects")]28 CantUseSelfOutsideOfObject,29 #[error("no super found")]30 NoSuperFound,3132 #[error("for loop can only iterate over arrays")]33 InComprehensionCanOnlyIterateOverArray,3435 #[error("array out of bounds: {0} is not within [0,{1})")]36 ArrayBoundsError(usize, usize),3738 #[error("assert failed: {0}")]39 AssertionFailed(IStr),4041 #[error("variable is not defined: {0}")]42 VariableIsNotDefined(IStr),43 #[error("type mismatch: expected {}, got {2} {0}", .1.iter().map(|e| format!("{}", e)).collect::<Vec<_>>().join(", "))]44 TypeMismatch(&'static str, Vec<ValType>, ValType),45 #[error("no such field: {0}")]46 NoSuchField(IStr),4748 #[error("only functions can be called, got {0}")]49 OnlyFunctionsCanBeCalledGot(ValType),50 #[error("parameter {0} is not defined")]51 UnknownFunctionParameter(String),52 #[error("argument {0} is already bound")]53 BindingParameterASecondTime(IStr),54 #[error("too many args, function has {0}")]55 TooManyArgsFunctionHas(usize),56 #[error("function argument is not passed: {0}")]57 FunctionParameterNotBoundInCall(IStr),5859 #[error("external variable is not defined: {0}")]60 UndefinedExternalVariable(IStr),61 #[error("native is not defined: {0}")]62 UndefinedExternalFunction(IStr),6364 #[error("field name should be string, got {0}")]65 FieldMustBeStringGot(ValType),66 #[error("duplicate field name: {0}")]67 DuplicateFieldName(IStr),6869 #[error("attempted to index array with string {0}")]70 AttemptedIndexAnArrayWithString(IStr),71 #[error("{0} index type should be {1}, got {2}")]72 ValueIndexMustBeTypeGot(ValType, ValType, ValType),73 #[error("cant index into {0}")]74 CantIndexInto(ValType),75 #[error("{0} is not indexable")]76 ValueIsNotIndexable(ValType),7778 #[error("super can't be used standalone")]79 StandaloneSuper,8081 #[error("can't resolve {1} from {0}")]82 ImportFileNotFound(PathBuf, PathBuf),83 #[error("resolved file not found: {0}")]84 ResolvedFileNotFound(PathBuf),85 #[error("imported file is not valid utf-8: {0:?}")]86 ImportBadFileUtf8(PathBuf),87 #[error("import io error: {0}")]88 ImportIo(String),89 #[error("tried to import {1} from {0}, but imports is not supported")]90 ImportNotSupported(PathBuf, PathBuf),91 #[error(92 "syntax error: expected {}, got {:?}",93 .error.expected,94 .source_code.chars().nth(error.location.offset).map(|c| c.to_string()).unwrap_or_else(|| "EOF".into())95 )]96 ImportSyntaxError {97 #[skip_trace]98 path: Rc<Path>,99 source_code: IStr,100 #[skip_trace]101 error: Box<jrsonnet_parser::ParseError>,102 },103104 #[error("runtime error: {0}")]105 RuntimeError(IStr),106 #[error("stack overflow, try to reduce recursion, or set --max-stack to bigger value")]107 StackOverflow,108 #[error("infinite recursion detected")]109 InfiniteRecursionDetected,110 #[error("tried to index by fractional value")]111 FractionalIndex,112 #[error("attempted to divide by zero")]113 DivisionByZero,114115 #[error("string manifest output is not an string")]116 StringManifestOutputIsNotAString,117 #[error("stream manifest output is not an array")]118 StreamManifestOutputIsNotAArray,119 #[error("multi manifest output is not an object")]120 MultiManifestOutputIsNotAObject,121122 #[error("cant recurse stream manifest")]123 StreamManifestOutputCannotBeRecursed,124 #[error("stream manifest output cannot consist of raw strings")]125 StreamManifestCannotNestString,126127 #[error("{0}")]128 ImportCallbackError(String),129 #[error("invalid unicode codepoint: {0}")]130 InvalidUnicodeCodepointGot(u32),131132 #[error("format error: {0}")]133 Format(#[from] FormatError),134 #[error("type error: {0}")]135 TypeError(TypeLocError),136 #[error("sort error: {0}")]137 Sort(#[from] SortError),138139 #[cfg(feature = "anyhow-error")]140 #[error(transparent)]141 Other(Rc<anyhow::Error>),142}143144#[cfg(feature = "anyhow-error")]145impl From<anyhow::Error> for LocError {146 fn from(e: anyhow::Error) -> Self {147 Self::new(Error::Other(Rc::new(e)))148 }149}150151impl From<Error> for LocError {152 fn from(e: Error) -> Self {153 Self::new(e)154 }155}156157#[derive(Clone, Debug, Trace)]158pub struct StackTraceElement {159 pub location: Option<ExprLocation>,160 pub desc: String,161}162#[derive(Debug, Clone, Trace)]163pub struct StackTrace(pub Vec<StackTraceElement>);164165#[derive(Debug, Clone, Trace)]166pub struct LocError(Box<(Error, StackTrace)>);167impl LocError {168 pub fn new(e: Error) -> Self {169 Self(Box::new((e, StackTrace(vec![]))))170 }171172 pub const fn error(&self) -> &Error {173 &(self.0).0174 }175 pub fn error_mut(&mut self) -> &mut Error {176 &mut (self.0).0177 }178 pub const fn trace(&self) -> &StackTrace {179 &(self.0).1180 }181 pub fn trace_mut(&mut self) -> &mut StackTrace {182 &mut (self.0).1183 }184}185186pub type Result<V, E = LocError> = std::result::Result<V, E>;187188#[macro_export]189macro_rules! throw {190 ($e: expr) => {191 return Err($e.into())192 };193}