rustyroad 1.7.4

Rusty Road is a framework written in Rust that is based on Ruby on Rails. It is designed to provide the familiar conventions and ease of use of Ruby on Rails, while also taking advantage of the performance and efficiency of Rust.
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//! A column as exposed by a schema version.

/// A column exposed by a version, and the physical column backing it.
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct Column {
    /// Logical name exposed to clients.
    pub name: String,
    /// Physical column in the underlying table.
    pub physical_name: String,
    /// Excluded from the view when true.
    pub deleted: bool,
    /// Default expression to restate on the view, if any.
    pub default: Option<String>,
}

impl Column {
    /// Builds a column whose logical and physical names match.
    pub fn new(name: impl Into<String>) -> Self {
        let name = name.into();
        Self {
            physical_name: name.clone(),
            name,
            deleted: false,
            default: None,
        }
    }

    /// Points the logical name at a different physical column.
    pub fn backed_by(mut self, physical_name: impl Into<String>) -> Self {
        self.physical_name = physical_name.into();
        self
    }

    /// Marks the column as removed from this version.
    pub fn deleted(mut self) -> Self {
        self.deleted = true;
        self
    }

    /// Sets a default expression restated on the view.
    pub fn with_default(mut self, default: impl Into<String>) -> Self {
        self.default = Some(default.into());
        self
    }
}