# Vega for aup apps: `use vega` (AUP_PATH=.../vega/lib).
#
# A tone says what a value means, not how it looks. Each surface decides:
# a terminal may dim muted rows and color danger red, a screen reader may
# say "danger" before an item. Use them in a `tone` column of a list or
# table view (docs/design/001-first-component.md).
fn normal = 0
fn muted = 1
fn accent = 2
fn good = 3
fn warning = 4
fn danger = 5

# A tone only when a condition holds: vega.when(task.done, vega.muted).
fn when(condition, tone) = if condition { tone } else { normal }