rustyroad 1.8.7

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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//! Dynamic bound predicates after a variable-length SET clause.

use super::super::naming::sql;
use super::selector;

/// Appends key binds; e.g. `render(&["token".into()])` follows all supplied Patch binds.
/// QueryBuilder numbers placeholders, so omitted fields cannot shift the wrong key.
pub(super) fn render(key: &[String]) -> String {
    key.iter().enumerate().map(|(index, column)| {
        let prefix = if index == 0 { " WHERE " } else { " AND " };
        let predicate = format!("{prefix}{} = ", sql(column));
        let argument = selector::key_argument(index + 1, key.len());
        format!("    query.push({predicate:?}).push_bind({argument});\n")
    }).collect()
}