Module string_utils 

String utilities for performance optimization

This module provides helper functions and traits for efficient string operations including capacity pre-allocation and joining operations.

Traits

StringBuilder

Extension trait for efficient string building

Functions

estimate_csv_row_capacity

Estimate CSV row string length based on number of columns

estimate_json_array_capacity

Estimate JSON array string length

join_cell_reference

Join cell references efficiently (e.g., [“A”, “1”] -> “A1”)

join_with_capacity

Join strings with a separator, pre-allocating based on estimated total size

string_with_capacity

Pre-allocate a String with estimated capacity