validate_fraction: Validate fraction values (0-1 range)

In fb4package: 'Fish Bioenergetics 4.0' Model Implementation with High-Performance 'TMB' Backend

Validate fraction values (0-1 range)

Description

Specialized validator for fraction/proportion values.

Usage

validate_fraction(
  value,
  param_name,
  strategy = "strict",
  allow_zero = TRUE,
  allow_one = TRUE
)

Arguments

value	Value(s) to validate
param_name	Parameter name
strategy	Handling strategy
allow_zero	Whether zero is allowed
allow_one	Whether one is allowed

Value

An object of class fb4_validation (see validation_result). valid is TRUE when all values lie within [0, 1] (or the bounds set by allow_zero and allow_one). Out-of-range values are recorded in errors (strategy "strict") or warnings (strategy "warn").

Examples

validate_fraction(0.5, "diet_proportion")
validate_fraction(c(0.3, 0.7), "fractions")

fb4package documentation built on May 8, 2026, 1:07 a.m.