the-forest/client/node_modules/@csstools/postcss-oklab-function/dist/index.cjs

"use strict";var e=require("@csstools/postcss-progressive-custom-properties"),t=require("postcss-value-parser");function n(e){return e&&"object"==typeof e&&"default"in e?e:{default:e}}var r=n(e),u=n(t);
/**
 * Simple matrix (and vector) multiplication
 * Warning: No error handling for incompatible dimensions!
 * @author Lea Verou 2020 MIT License
 *
 * @license W3C
 * https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document
 *
 * @copyright This software or document includes material copied from or derived from https://github.com/w3c/csswg-drafts/blob/main/css-color-4/multiply-matrices.js. Copyright © 2022 W3C® (MIT, ERCIM, Keio, Beihang).
 *
 * @see https://github.com/w3c/csswg-drafts/blob/main/css-color-4/multiply-matrices.js
 */
function o(e,t){const n=e.length;let r,u;r=Array.isArray(e[0])?e:[e],Array.isArray(t[0])||(u=t.map((e=>[e])));const o=u[0].length,a=u[0].map(((e,t)=>u.map((e=>e[t]))));let s=r.map((e=>a.map((t=>Array.isArray(e)?e.reduce(((e,n,r)=>e+n*(t[r]||0)),0):t.reduce(((t,n)=>t+n*e),0)))));return 1===n&&(s=s[0]),1===o?s.map((e=>e[0])):s}
/**
 * @license W3C
 * https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document
 *
 * @copyright This software or document includes material copied from or derived from https://github.com/w3c/csswg-drafts/blob/main/css-color-4/conversions.js. Copyright © 2022 W3C® (MIT, ERCIM, Keio, Beihang).
 *
 * @see https://github.com/w3c/csswg-drafts/blob/main/css-color-4/conversions.js
 */function a(e){return e.map((function(e){const t=e<0?-1:1,n=Math.abs(e);return n<.04045?e/12.92:t*Math.pow((n+.055)/1.055,2.4)}))}function s(e){return e.map((function(e){const t=e<0?-1:1,n=Math.abs(e);return n>.0031308?t*(1.055*Math.pow(n,1/2.4)-.055):12.92*e}))}function i(e){return o([[.41239079926595934,.357584339383878,.1804807884018343],[.21263900587151027,.715168678767756,.07219231536073371],[.01933081871559182,.11919477979462598,.9505321522496607]],e)}function l(e){return o([[3.2409699419045226,-1.537383177570094,-.4986107602930034],[-.9692436362808796,1.8759675015077202,.04155505740717559],[.05563007969699366,-.20397695888897652,1.0569715142428786]],e)}function c(e){return a(e)}function f(e){return s(e)}function p(e){return o([[.4865709486482162,.26566769316909306,.1982172852343625],[.2289745640697488,.6917385218365064,.079286914093745],[0,.04511338185890264,1.043944368900976]],e)}function d(e){return o([[2.493496911941425,-.9313836179191239,-.40271078445071684],[-.8294889695615747,1.7626640603183463,.023624685841943577],[.03584583024378447,-.07617238926804182,.9568845240076872]],e)}function b(e){const t=o([[.8190224432164319,.3619062562801221,-.12887378261216414],[.0329836671980271,.9292868468965546,.03614466816999844],[.048177199566046255,.26423952494422764,.6335478258136937]],e);return o([[.2104542553,.793617785,-.0040720468],[1.9779984951,-2.428592205,.4505937099],[.0259040371,.7827717662,-.808675766]],t.map((e=>Math.cbrt(e))))}function v(e){const t=o([[.9999999984505198,.39633779217376786,.2158037580607588],[1.0000000088817609,-.10556134232365635,-.06385417477170591],[1.0000000546724108,-.08948418209496575,-1.2914855378640917]],e);return o([[1.2268798733741557,-.5578149965554813,.28139105017721583],[-.04057576262431372,1.1122868293970594,-.07171106666151701],[-.07637294974672142,-.4214933239627914,1.5869240244272418]],t.map((e=>e**3)))}function m(e){const t=180*Math.atan2(e[2],e[1])/Math.PI;return[e[0],Math.sqrt(e[1]**2+e[2]**2),t>=0?t:t+360]}function h(e){return[e[0],e[1]*Math.cos(e[2]*Math.PI/180),e[1]*Math.sin(e[2]*Math.PI/180)]}
/**
 * @license W3C
 * https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document
 *
 * @copyright This software or document includes material copied from or derived from https://github.com/w3c/csswg-drafts/blob/main/css-color-4/deltaEOK.js. Copyright © 2022 W3C® (MIT, ERCIM, Keio, Beihang).
 *
 * @see https://github.com/w3c/csswg-drafts/blob/main/css-color-4/deltaEOK.js
 */function y(e,t){const[n,r,u]=e,[o,a,s]=t,i=n-o,l=r-a,c=u-s;return Math.sqrt(i**2+l**2+c**2)}function g(e,t,n){return function(e,t,n){let r=0,u=e[1];const o=e;for(;u-r>1e-4;){const e=w(t(o));y(h(o),h(n(e)))-.02<1e-4?r=o[1]:u=o[1],o[1]=(u+r)/2}return w(t([...o]))}(e,t,n)}function w(e){return e.map((e=>e<0?0:e>1?1:e))}function x(e){const[t,n,r]=e;return t>=-1e-4&&t<=1.0001&&n>=-1e-4&&n<=1.0001&&r>=-1e-4&&r<=1.0001}function F(e){const[t,n,r]=e;let u=[Math.max(t,0),n,r],o=m(u);return o[0]<1e-6&&(o=[0,0,0]),o[0]>.999999&&(o=[1,0,0]),u=v(u),u=d(u),u=f(u),x(u)?[w(u),!0]:[g(o,(e=>f(e=d(e=v(e=h(e))))),(e=>m(e=b(e=p(e=c(e)))))),!1]}function M(e){const[t,n,r]=e,u=[Math.max(t,0),n,r%360];let o=u;return o[0]<1e-6&&(o=[0,0,0]),o[0]>.999999&&(o=[1,0,0]),o=h(o),o=v(o),o=d(o),o=f(o),x(o)?[w(o),!0]:[g(u,(e=>f(e=d(e=v(e=h(e))))),(e=>m(e=b(e=p(e=c(e)))))),!1]}function k(e){const[t,n,r]=e;let u=[Math.max(t,0),n,r],o=m(u);return o[0]<1e-6&&(o=[0,0,0]),o[0]>.999999&&(o=[1,0,0]),u=v(u),u=l(u),u=s(u),x(u)?w(u).map((e=>Math.round(255*e))):g(o,(e=>s(e=l(e=v(e=h(e))))),(e=>m(e=b(e=i(e=a(e)))))).map((e=>Math.round(255*e)))}function C(e){const[t,n,r]=e,u=[Math.max(t,0),n,r%360];let o=u;return o[0]<1e-6&&(o=[0,0,0]),o[0]>.999999&&(o=[1,0,0]),o=h(o),o=v(o),o=l(o),o=s(o),x(o)?w(o).map((e=>Math.round(255*e))):g(u,(e=>s(e=l(e=v(e=h(e))))),(e=>m(e=b(e=i(e=a(e)))))).map((e=>Math.round(255*e)))}function P(e){const t=e.value.toLowerCase(),n=e.nodes.slice().filter((e=>"comment"!==e.type&&"space"!==e.type));let r=null;if("oklab"===t?r=A(n):"oklch"===t&&(r=O(n)),!r)return;e.value="rgb",function(e,t,n){if(!t||!n)return;if(e.value="rgba",t.value=",",t.before="",!function(e){if(!e||"word"!==e.type)return!1;if(!$(e))return!1;const t=u.default.unit(e.value);if(!t)return!1;return!!t.number}(n))return;const r=u.default.unit(n.value);if(!r)return;"%"===r.unit&&(r.number=String(parseFloat(r.number)/100),n.value=String(r.number))}(e,r.slash,r.alpha);const[o,a,s]=B(r),[i,l,c]=E(r),f=("oklab"===t?k:C)([i.number,l.number,c.number].map((e=>parseFloat(e))));e.nodes.splice(e.nodes.indexOf(o)+1,0,{sourceIndex:0,sourceEndIndex:1,value:",",type:"div",before:"",after:""}),e.nodes.splice(e.nodes.indexOf(a)+1,0,{sourceIndex:0,sourceEndIndex:1,value:",",type:"div",before:"",after:""}),j(e.nodes,o,{...o,value:String(f[0])}),j(e.nodes,a,{...a,value:String(f[1])}),j(e.nodes,s,{...s,value:String(f[2])})}function L(e){if(!e||"word"!==e.type)return!1;if(!$(e))return!1;const t=u.default.unit(e.value);return!!t&&("%"===t.unit||""===t.unit)}function I(e){return e&&"function"===e.type&&"calc"===e.value.toLowerCase()}function N(e){return e&&"function"===e.type&&"var"===e.value.toLowerCase()}function S(e){return e&&"div"===e.type&&"/"===e.value}function O(e){if(!L(e[0]))return null;if(!L(e[1]))return null;if(!function(e){if(!e||"word"!==e.type)return!1;if(!$(e))return!1;const t=u.default.unit(e.value);if(!t)return!1;const n=t.unit.toLowerCase();return!!t.number&&("deg"===n||"grad"===n||"rad"===n||"turn"===n||""===n)}(e[2]))return null;const t={l:u.default.unit(e[0].value),lNode:e[0],c:u.default.unit(e[1].value),cNode:e[1],h:u.default.unit(e[2].value),hNode:e[2]};return function(e){switch(e.unit.toLowerCase()){case"deg":return void(e.unit="");case"rad":return e.unit="",void(e.number=(180*parseFloat(e.number)/Math.PI).toString());case"grad":return e.unit="",void(e.number=(.9*parseFloat(e.number)).toString());case"turn":e.unit="",e.number=(360*parseFloat(e.number)).toString()}}(t.h),""!==t.h.unit?null:(S(e[3])&&(t.slash=e[3]),(L(e[4])||I(e[4])||N(e[4]))&&(t.alpha=e[4]),!(e.length>3)||t.slash&&t.alpha?("%"===t.l.unit&&(t.l.unit="",t.l.number=(parseFloat(t.l.number)/100).toFixed(10)),"%"===t.c.unit&&(t.c.unit="",t.c.number=(parseFloat(t.c.number)/100*.4).toFixed(10)),t):null)}function A(e){if(!L(e[0]))return null;if(!L(e[1]))return null;if(!L(e[2]))return null;const t={l:u.default.unit(e[0].value),lNode:e[0],a:u.default.unit(e[1].value),aNode:e[1],b:u.default.unit(e[2].value),bNode:e[2]};return S(e[3])&&(t.slash=e[3]),(L(e[4])||I(e[4])||N(e[4]))&&(t.alpha=e[4]),!(e.length>3)||t.slash&&t.alpha?("%"=