migrant_lib 0.34.0 

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/*!
Error types
*/

use chrono;
use serde_json;
use std;
use toml;
use url;

#[cfg(feature = "d-sqlite")]
use rusqlite;

#[cfg(feature = "d-postgres")]
use postgres;

#[cfg(feature = "d-mysql")]
use mysql;

error_chain! {
    foreign_links {
        Io(std::io::Error);
        StringUtf8Error(std::string::FromUtf8Error);
        StrUtf8Error(std::str::Utf8Error);
        TomlDe(toml::de::Error);
        TomlSe(toml::ser::Error);
        UrlParse(url::ParseError);
        ChronoParse(chrono::ParseError);
        Json(serde_json::Error);
        Sqlite(rusqlite::Error) #[cfg(feature="d-sqlite")];
        Postgres(postgres::Error) #[cfg(feature="d-postgres")];
        MySql(mysql::Error) #[cfg(feature="d-mysql")];
    }
    errors {
        Config(s: String) {
            description("ConfigError")
            display("ConfigError: {}", s)
        }
        Migration(s: String) {
            description("MigrationError")
            display("MigrationError: {}", s)
        }
        MigrationComplete(s: String) {
            description("MigrationComplete")
            display("MigrationComplete: {}", s)
        }
        MigrationNotFound(s: String) {
            description("MigrationNotFound")
            display("MigrationNotFound: {}", s)
        }
        ShellCommand(s: String) {
            description("ShellCommand")
            display("ShellCommandError: {}", s)
        }
        ShellCommandNoOutput(s: String) {
            description("ShellCommandNoOutput")
            display("ShellCommandNoOutputError: {}", s)
        }
        PathError(s: String) {
            description("PathError")
            display("PathError: {}", s)
        }
        TagError(s: String) {
            description("TagError")
            display("TagError: {}", s)
        }
        InvalidDbKind(s: String) {
            description("InvalidDbKind")
            display("InvalidDbKind: {}", s)
        }
    }
}

impl Error {
    /// Return `true` if the `ErrorKind` is `ErrorKind::MigrationComplete`
    pub fn is_migration_complete(&self) -> bool {
        matches!(*self.kind(), ErrorKind::MigrationComplete(_))
    }

    /// Return `true` if the `ErrorKind` is `ErrorKind::ShellCommandNoOutput`
    ///
    /// This error only arises when using `mysql` is "shell-wrapping" mode where
    /// the `mysqlsh` utility is used.
    pub fn is_shell_command_no_output(&self) -> bool {
        matches!(*self.kind(), ErrorKind::ShellCommandNoOutput(_))
    }
}