Style-FormatString.md

Pattern: Inconsistent single string formatting

Issue: -

Description

This rule enforces the use of a single string formatting utility. By default, it favor's the use of format over the fairly cryptic String#% method.

Examples

# bad
'%d %d' % [20, 10]
# => '20 10'

format('%d %d', 20, 10)
# => '20 10'

Default configuration

Attribute	Value
EnforcedStyle	format
SupportedStyles	format, sprintf, percent

Further Reading

• RuboCop - Style/FormatString
• https://github.com/bbatsov/ruby-style-guide#sprintf