1use jrsonnet_evaluator::{error::Result, function::builtin, typed::PositiveF64};23#[builtin]4pub fn builtin_abs(x: f64) -> Result<f64> {5 Ok(x.abs())6}78#[builtin]9pub fn builtin_sign(x: f64) -> Result<f64> {10 Ok(if x == 0. { 0. } else { x.signum() })11}1213#[builtin]14pub fn builtin_max(x: f64, y: f64) -> Result<f64> {15 Ok(x.max(y))16}1718#[builtin]19pub fn builtin_min(x: f64, y: f64) -> Result<f64> {20 Ok(x.min(y))21}2223#[builtin]24pub fn builtin_clamp(x: f64, min_val: f64, max_val: f64) -> Result<f64> {25 debug_assert!(x.is_finite(), "jsonnet number are always finite");26 debug_assert!(min_val.is_finite(), "jsonnet number are always finite");27 debug_assert!(max_val.is_finite(), "jsonnet number are always finite");2829 30 Ok(if x < min_val {31 min_val32 } else if x > max_val {33 max_val34 } else {35 x36 })37}3839#[builtin]40pub fn builtin_modulo(a: f64, b: f64) -> Result<f64> {41 Ok(a % b)42}4344#[builtin]45pub fn builtin_floor(x: f64) -> Result<f64> {46 Ok(x.floor())47}4849#[builtin]50pub fn builtin_ceil(x: f64) -> Result<f64> {51 Ok(x.ceil())52}5354#[builtin]55pub fn builtin_log(n: f64) -> Result<f64> {56 Ok(n.ln())57}5859#[builtin]60pub fn builtin_pow(x: f64, n: f64) -> Result<f64> {61 Ok(x.powf(n))62}6364#[builtin]65pub fn builtin_sqrt(x: PositiveF64) -> Result<f64> {66 Ok(x.0.sqrt())67}6869#[builtin]70pub fn builtin_sin(x: f64) -> Result<f64> {71 Ok(x.sin())72}7374#[builtin]75pub fn builtin_cos(x: f64) -> Result<f64> {76 Ok(x.cos())77}7879#[builtin]80pub fn builtin_tan(x: f64) -> Result<f64> {81 Ok(x.tan())82}8384#[builtin]85pub fn builtin_asin(x: f64) -> Result<f64> {86 Ok(x.asin())87}8889#[builtin]90pub fn builtin_acos(x: f64) -> Result<f64> {91 Ok(x.acos())92}9394#[builtin]95pub fn builtin_atan(x: f64) -> Result<f64> {96 Ok(x.atan())97}9899#[builtin]100pub fn builtin_exp(x: f64) -> Result<f64> {101 Ok(x.exp())102}103104fn frexp(s: f64) -> (f64, i16) {105 if s == 0.0 {106 (s, 0)107 } else {108 let lg = s.abs().log2();109 let x = (lg - lg.floor() - 1.0).exp2();110 let exp = lg.floor() + 1.0;111 (s.signum() * x, exp as i16)112 }113}114115#[builtin]116pub fn builtin_mantissa(x: f64) -> Result<f64> {117 Ok(frexp(x).0)118}119120#[builtin]121pub fn builtin_exponent(x: f64) -> Result<i16> {122 Ok(frexp(x).1)123}