xgrammar 0.4.2

Rust bindings for XGrammar
Documentation 
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use thiserror::Error;

#[derive(Error, Debug)]
pub enum XGrammarErr {
    #[error("failed to load tokenizer: {0}")]
    TokenizerLoadFailed(std::io::Error),
    #[error("failed to parse tokenizer config: {0}")]
    TokenizerParseFailed(String),
    #[error("invalid tokenizer config: {0}")]
    InvalidTokenizerConfig(String),
    #[cfg(feature = "hf_hub")]
    #[error("failed to download from Hugging Face Hub: {0}")]
    HuggingFaceDownloadFailed(#[from] crate::huggingface_hub::ApiError),
    #[error("failed to parse JSON: {0}")]
    JsonParseFailed(#[from] serde_json::Error),
    #[error("missing field in JSON: {0}")]
    MissingJsonField(String),
    #[error("invalid vocab: {0}")]
    InvalidVocab(String),
    #[error("invalid grammar: {0}")]
    InvalidGrammar(String),
    #[error("compilation error: {0}")]
    CompilationError(String),
    #[error("matcher error: {0}")]
    MatcherError(String),
}