Module csv 

Minimal RFC 4180 CSV writer — zero deps. See csv::CsvWriter. Minimal CSV writer — RFC 4180 compliant, zero deps.

Quick start

use rustango::csv::CsvWriter;

let mut w = CsvWriter::new();
w.headers(&["id", "name", "email"]);
w.row(&["1", "Alice", "alice@example.com"]);
w.row(&["2", "Bob", "bob, jr.@example.com"]);   // commas auto-quoted
let csv = w.into_string();

Quoting rules (RFC 4180)

• Wrap a field in "..." if it contains ,, ", \r, or \n
• Inside a quoted field, " is doubled ("")
• Plain ASCII without special chars goes unquoted

Common use cases

• Admin “Export to CSV” buttons (large querysets)
• Logs / audit trail dumps
• Bulk data download endpoints

Structs

CsvWriter

CSV writer that builds output into an in-memory String.

Functions

csv_from_json_rows

Build a CsvWriter from a slice of serde_json::Value rows