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use {
    super::Interval,
    crate::ast::{Expr, ToSql},
    chrono::NaiveTime,
    serde::Serialize,
    std::fmt::Debug,
    thiserror::Error,
};

#[derive(Error, Serialize, Debug, PartialEq, Eq)]
pub enum IntervalError {
    #[error("unsupported interval range: {0} to {1}")]
    UnsupportedRange(String, String),

    #[error("cannot add between YEAR TO MONTH and HOUR TO SECOND")]
    AddBetweenYearToMonthAndHourToSecond,

    #[error("cannot subtract between YEAR TO MONTH and HOUR TO SECOND")]
    SubtractBetweenYearToMonthAndHourToSecond,

    #[error("cannot add year or month to TIME: {time} + {interval}", time = time.to_string(), interval = interval.to_sql_str())]
    AddYearOrMonthToTime { time: NaiveTime, interval: Interval },

    #[error("cannot subtract year or month to TIME: {time} - {interval}", time = time.to_string(), interval = interval.to_sql_str())]
    SubtractYearOrMonthToTime { time: NaiveTime, interval: Interval },

    #[error("failed to parse integer: {0}")]
    FailedToParseInteger(String),

    #[error("failed to parse decimal: {0}")]
    FailedToParseDecimal(String),

    #[error("failed to parse time: {0}")]
    FailedToParseTime(String),

    #[error("failed to parse YEAR TO MONTH (year-month, ex. 2-8): {0}")]
    FailedToParseYearToMonth(String),

    #[error("failed to parse DAY TO HOUR (day hour, ex. 1 23): {0}")]
    FailedToParseDayToHour(String),

    #[error("failed to parse DAY TO MINUTE (day hh:mm, ex. 1 12:34): {0}")]
    FailedToParseDayToMinute(String),

    #[error("failed to parse DAY TO SECOND (day hh:mm:ss, ex. 1 12:34:55): {0}")]
    FailedToParseDayToSecond(String),

    #[error("date overflow: {year}-{month}")]
    DateOverflow { year: i32, month: i32 },

    #[error("failed to get extract from interval")]
    FailedToExtract,

    #[error("parse supported only literal, expected: \"'1 1' DAY TO HOUR\", but got: {expr}", expr = expr.to_sql())]
    ParseSupportedOnlyLiteral { expr: Expr },

    #[error("unreachable")]
    Unreachable,
}