VBC-068: overuse-ternary

warning

Category: clean-code
Analysis: Regex (line by line)
File types: .js, .ts, .tsx, .astro
Scope: source code only, ignoring anything inside strings and comments
Tags: clean-code

What it reports

Chained or nested ternary at line {line}. Stacked conditionals are hard to read and hard to debug; use an if/else block or a lookup table.

Flagged

const size = big ? 'lg' : medium ? 'md' : 'sm';

Not flagged

const size = big ? 'lg' : 'sm';

function f(a?: string, b?: number) {}

Pattern

\?(?![.:])[^\n]*?:[^\n]*?\?(?![.:])[^\n]*?:|\?(?![.:])[^\n]*?\?(?![.:])[^\n]*?:[^\n]*?: