Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/CHANGELOG.md =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/CHANGELOG.md (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/CHANGELOG.md (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,20 @@ +# Changes to PostCSS Progressive Custom Properties + +## 1.3.0 (March 7, 2022) + +- Add matching rules for `color-mix` +- Fix matching rules for gradient functions +- Reduce matchers size + +## 1.2.0 (February 15, 2022) + +- More matching rules for [double position gradients](https://github.com/csstools/postcss-plugins/tree/main/plugins/postcss-double-position-gradients#readme). + +## 1.1.0 (February 12, 2022) + +- No longer uses custom properties in `@supports` rules. +- Implement AST matching for values and units and generate minimal `@supports` for select features. + +## 1.0.0 (February 6, 2022) + +Initial release Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/LICENSE.md =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/LICENSE.md (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/LICENSE.md (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,108 @@ +# CC0 1.0 Universal + +## Statement of Purpose + +The laws of most jurisdictions throughout the world automatically confer +exclusive Copyright and Related Rights (defined below) upon the creator and +subsequent owner(s) (each and all, an “owner”) of an original work of +authorship and/or a database (each, a “Work”). + +Certain owners wish to permanently relinquish those rights to a Work for the +purpose of contributing to a commons of creative, cultural and scientific works +(“Commons”) that the public can reliably and without fear of later claims of +infringement build upon, modify, incorporate in other works, reuse and +redistribute as freely as possible in any form whatsoever and for any purposes, +including without limitation commercial purposes. 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Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/README.md =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/README.md (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/README.md (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,118 @@ +# PostCSS Progressive Custom Properties [PostCSS][postcss] + +[![NPM Version][npm-img]][npm-url] +[![Build Status][cli-img]][cli-url] +[Discord][discord] + +[PostCSS Progressive Custom Properties] is a utility plugin to correctly declare Custom Property fallbacks and enhancements. + +⚠️ It is not intended to be used directly by stylesheet authors. +Meant to be included in other PostCSS plugins that provide CSS value transforms as fallbacks. + +[Custom Properties are not discarded like regular declarations when invalid.](https://www.w3.org/TR/css-variables-1/#invalid-variables) +This makes it tricky to provide fallback values for older browsers. + +The solution is to wrap Custom Property declarations in an `@supports` rule. + +```pcss +:root { + /* fallback */ + --a-color: red; + /* progressive enhancement */ + --a-color: oklch(40% 0.234 0.39 / var(--opacity-50)); +} + +/* becomes */ + +:root { + --a-color: red; +} + +@supports (color: oklch(0% 0 0)) { + :root { + --a-color: oklch(40% 0.234 0.39 / var(--opacity-50)); + } +} +``` + +## Ignored values + +`initial` and `` are ignored. + +```pcss +.initial { + --prop-1: red; + --prop-1: initial; +} + +.white-space { + --prop-1: red; + --prop-1:; + + --prop-2: red; + --prop-2: ; + + --prop-3: red; + --prop-3: ; +} + +/* remains */ + +.initial { + --prop-1: red; + --prop-1: initial; +} + +.white-space { + --prop-1: red; + --prop-1:; + + --prop-2: red; + --prop-2: ; + + --prop-3: red; + --prop-3: ; +} +``` + +## Usage + +Add [PostCSS Progressive Custom Properties] to your project: + +```bash +npm install @csstools/postcss-progressive-custom-properties --save-dev +``` + +Use [PostCSS Progressive Custom Properties] as a [PostCSS] plugin: + +```js +const postcss = require('postcss'); +const postcssCustomProperties = require('@csstools/postcss-progressive-custom-properties'); + +postcss([ + postcssProgressiveCustomProperties() +]).process(YOUR_CSS /*, processOptions */); +``` + +## @supports + +This plugin wraps Custom Property override declarations in an `@supports` rule. +With PostCSS 8 this trigger declaration visitors to run again. + +Make sure your plugin detects and ignores values inside relevant `@supports` rules. + + +[PostCSS Progressive Custom Properties] runs in all Node environments, with special instructions for: + +| [Node](INSTALL.md#node) | [PostCSS CLI](INSTALL.md#postcss-cli) | [Webpack](INSTALL.md#webpack) | [Create React App](INSTALL.md#create-react-app) | [Gulp](INSTALL.md#gulp) | [Grunt](INSTALL.md#grunt) | +| --- | --- | --- | --- | --- | --- | + + +[cli-img]: https://github.com/csstools/postcss-plugins/actions/workflows/test.yml/badge.svg +[cli-url]: https://github.com/csstools/postcss-plugins/actions/workflows/test.yml?query=workflow/test +[discord]: https://discord.gg/bUadyRwkJS +[npm-img]: https://img.shields.io/npm/v/@csstools/postcss-progressive-custom-properties.svg +[npm-url]: https://www.npmjs.com/package/@csstools/postcss-progressive-custom-properties + +[PostCSS]: https://github.com/postcss/postcss +[PostCSS Progressive Custom Properties]: https://github.com/csstools/postcss-plugins/tree/main/plugins/postcss-progressive-custom-properties Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/custom/double-position-gradients.d.ts =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/custom/double-position-gradients.d.ts (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/custom/double-position-gradients.d.ts (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,2 @@ +import type { Node } from 'postcss-value-parser'; +export declare function doublePositionGradients(node: Node): Array; Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/index.cjs =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/index.cjs (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/index.cjs (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,1 @@ +"use strict";function e(e){return e&&"object"==typeof e&&"default"in e?e:{default:e}}var r=e(require("postcss-value-parser"));const a=[{supports:"color(srgb 0 0 0)",property:"color",sniff:"color",matchers:[{type:"function",value:"color",nodes:[{type:"word",value:"srgb"},{type:"space"},{type:"word",isVariable:!0},{type:"space"},{type:"word",isVariable:!0},{type:"space"},{type:"word",isVariable:!0}]},{type:"function",value:"color",nodes:[{type:"word",value:"srgb"},{type:"space"},{type:"word",isVariable:!0},{type:"space"},{type:"word",isVariable:!0},{type:"space"},{type:"word",isVariable:!0},{type:"div",value:"/"},{type:"word",isVariable:!0}]}]},{supports:"color(srgb-linear 0 0 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p(e,r){if(e.isVariable&&r)return!0;if(e.type!==r.type)return!1;if(function(e,r){if("space"===e.type&&"space"===r.type&&e.value.trim()===r.value.trim())return!1;if(e.dimension&&r.dimension)return e.dimension.unit!==r.dimension.unit;if(e.value!==r.value)return!0;return!1}(e,r))return!1;if(e.nodes&&r.nodes){for(let a=0;a{e.indexOf(r.sniff)>-1&&o.push(r)}));try{r.default(e).walk((e=>{try{e.dimension=r.default.unit(e.value)}finally{!1===e.dimension&&delete e.dimension}for(let r=0;r({postcssPlugin:"postcss-progressive-custom-properties",RuleExit:(e,{postcss:r})=>{const a=[],p=new Set;e.each((t=>{if("decl"!==t.type)return;if(!t.variable)return;if("initial"===t.value.trim())return;if(""===t.value.trim())return;if(!p.has(t.prop.toString()))return void p.add(t.prop.toString());const o=i(t.value);if(!o.length)return;const s=r.atRule({name:"supports",params:o.join(" and "),source:e.source,raws:{before:"\n\n",after:"\n"}}),l=e.clone();l.removeAll(),l.raws.before="\n",l.append(t.clone()),t.remove(),s.append(l),a.push(s)})),0!==a.length&&a.reverse().forEach((r=>{e.after(r)}))}});o.postcss=!0,module.exports=o; Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/index.d.ts =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/index.d.ts (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/index.d.ts (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,3 @@ +import type { PluginCreator } from 'postcss'; +declare const creator: PluginCreator; +export default creator; Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/index.mjs =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/index.mjs (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/index.mjs (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,1 @@ +import e from"postcss-value-parser";const r=[{supports:"color(srgb 0 0 0)",property:"color",sniff:"color",matchers:[{type:"function",value:"color",nodes:[{type:"word",value:"srgb"},{type:"space"},{type:"word",isVariable:!0},{type:"space"},{type:"word",isVariable:!0},{type:"space"},{type:"word",isVariable:!0}]},{type:"function",value:"color",nodes:[{type:"word",value:"srgb"},{type:"space"},{type:"word",isVariable:!0},{type:"space"},{type:"word",isVariable:!0},{type:"space"},{type:"word",isVariable:!0},{type:"div",value:"/"},{type:"word",isVariable:!0}]}]},{supports:"color(srgb-linear 0 0 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a(e,r){if(e.isVariable&&r)return!0;if(e.type!==r.type)return!1;if(function(e,r){if("space"===e.type&&"space"===r.type&&e.value.trim()===r.value.trim())return!1;if(e.dimension&&r.dimension)return e.dimension.unit!==r.dimension.unit;if(e.value!==r.value)return!0;return!1}(e,r))return!1;if(e.nodes&&r.nodes){for(let p=0;p{t.indexOf(e.sniff)>-1&&o.push(e)}));try{e(t).walk((r=>{try{r.dimension=e.unit(r.value)}finally{!1===r.dimension&&delete r.dimension}for(let e=0;e({postcssPlugin:"postcss-progressive-custom-properties",RuleExit:(e,{postcss:r})=>{const a=[],p=new Set;e.each((i=>{if("decl"!==i.type)return;if(!i.variable)return;if("initial"===i.value.trim())return;if(""===i.value.trim())return;if(!p.has(i.prop.toString()))return void p.add(i.prop.toString());const o=t(i.value);if(!o.length)return;const s=r.atRule({name:"supports",params:o.join(" and "),source:e.source,raws:{before:"\n\n",after:"\n"}}),l=e.clone();l.removeAll(),l.raws.before="\n",l.append(i.clone()),i.remove(),s.append(l),a.push(s)})),0!==a.length&&a.reverse().forEach((r=>{e.after(r)}))}});i.postcss=!0;export{i as default}; Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/match.d.ts =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/match.d.ts (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/match.d.ts (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,1 @@ +export declare function matches(a: any, b: any): boolean; Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/matchers.d.ts =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/matchers.d.ts (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/matchers.d.ts (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,33 @@ +export declare const matchers: ({ + supports: string; + property: string; + sniff: string; + matchers: { + type: string; + value: string; + nodes: ({ + type: string; + value: string; + isVariable?: undefined; + } | { + type: string; + value?: undefined; + isVariable?: undefined; + } | { + type: string; + isVariable: boolean; + value?: undefined; + })[]; + }[]; +} | { + supports: string; + property: string; + sniff: string; + matchers: { + type: string; + value: string; + dimension: { + unit: string; + }; + }[]; +})[]; Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/support-conditions-from-values.d.ts =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/support-conditions-from-values.d.ts (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/dist/support-conditions-from-values.d.ts (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,1 @@ +export declare function supportConditionsFromValue(value: string): Array; Index: frontend/node_modules/@csstools/postcss-progressive-custom-properties/package.json =================================================================== --- frontend/node_modules/@csstools/postcss-progressive-custom-properties/package.json (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) +++ frontend/node_modules/@csstools/postcss-progressive-custom-properties/package.json (revision 9af201e94b5a79beb92a30858fc54de4bc3b9449) @@ -0,0 +1,69 @@ +{ + "name": "@csstools/postcss-progressive-custom-properties", + "description": "Correctly declare progressive enhancements for CSS Custom Properties.", + "version": "1.3.0", + "author": "Jonathan Neal ", + "license": "CC0-1.0", + "engines": { + "node": "^12 || ^14 || >=16" + }, + "main": "dist/index.cjs", + "module": "dist/index.mjs", + "types": "dist/index.d.ts", + "exports": { + ".": { + "import": "./dist/index.mjs", + "require": "./dist/index.cjs", + "default": "./dist/index.mjs" + } + }, + "files": [ + "CHANGELOG.md", + "LICENSE.md", + "README.md", + "dist" + ], + "dependencies": { + "postcss-value-parser": "^4.2.0" + }, + "peerDependencies": { + "postcss": "^8.3" + }, + "scripts": { + "build": "node ./generate/matchers.mjs && eslint --fix ./src/matchers.ts && rollup -c ../../rollup/default.js", + "clean": "node -e \"fs.rmSync('./dist', { recursive: true, force: true });\"", + "docs": "node ../../.github/bin/generate-docs/install.mjs", + "lint": "npm run lint:eslint && npm run lint:package-json", + "lint:eslint": "eslint ./src --ext .js --ext .ts --ext .mjs --no-error-on-unmatched-pattern", + "lint:package-json": "node ../../.github/bin/format-package-json.mjs", + "prepublishOnly": "npm run clean && npm run build && npm run test", + "test": "node .tape.mjs && npm run test:exports", + "test:cli": "bash ./test/cli/test.sh", + "test:exports": "node ./test/_import.mjs && node ./test/_require.cjs", + "test:rewrite-expects": "REWRITE_EXPECTS=true node .tape.mjs" + }, + "repository": { + "type": "git", + "url": "https://github.com/csstools/postcss-plugins.git", + "directory": "plugins/postcss-progressive-custom-properties" + }, + "keywords": [ + "css", + "custom", + "declarations", + "postcss", + "postcss-plugin", + "progressive", + "properties", + "utility", + "variables", + "vars" + ], + "csstools": { + "exportName": "postcssProgressiveCustomProperties", + "humanReadableName": "PostCSS Progressive Custom Properties" + }, + "volta": { + "extends": "../../package.json" + } +}