From b1e2c8fd5cb5dfa46bc440a12eafaf56cd844b1c Mon Sep 17 00:00:00 2001 From: Philipp Tanlak Date: Mon, 24 Nov 2025 20:54:57 +0100 Subject: Docs --- node_modules/postcss-js/parser.js | 104 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 104 insertions(+) create mode 100644 node_modules/postcss-js/parser.js (limited to 'node_modules/postcss-js/parser.js') diff --git a/node_modules/postcss-js/parser.js b/node_modules/postcss-js/parser.js new file mode 100644 index 0000000..17ae264 --- /dev/null +++ b/node_modules/postcss-js/parser.js @@ -0,0 +1,104 @@ +let postcss = require('postcss') + +let IMPORTANT = /\s*!important\s*$/i + +let UNITLESS = { + 'box-flex': true, + 'box-flex-group': true, + 'column-count': true, + 'flex': true, + 'flex-grow': true, + 'flex-positive': true, + 'flex-shrink': true, + 'flex-negative': true, + 'font-weight': true, + 'line-clamp': true, + 'line-height': true, + 'opacity': true, + 'order': true, + 'orphans': true, + 'tab-size': true, + 'widows': true, + 'z-index': true, + 'zoom': true, + 'fill-opacity': true, + 'stroke-dashoffset': true, + 'stroke-opacity': true, + 'stroke-width': true +} + +function dashify(str) { + return str + .replace(/([A-Z])/g, '-$1') + .replace(/^ms-/, '-ms-') + .toLowerCase() +} + +function decl(parent, name, value) { + if (value === false || value === null) return + + if (!name.startsWith('--')) { + name = dashify(name) + } + + if (typeof value === 'number') { + if (value === 0 || UNITLESS[name]) { + value = value.toString() + } else { + value += 'px' + } + } + + if (name === 'css-float') name = 'float' + + if (IMPORTANT.test(value)) { + value = value.replace(IMPORTANT, '') + parent.push(postcss.decl({ prop: name, value, important: true })) + } else { + parent.push(postcss.decl({ prop: name, value })) + } +} + +function atRule(parent, parts, value) { + let node = postcss.atRule({ name: parts[1], params: parts[3] || '' }) + if (typeof value === 'object') { + node.nodes = [] + parse(value, node) + } + parent.push(node) +} + +function parse(obj, parent) { + let name, value, node + for (name in obj) { + value = obj[name] + if (value === null || typeof value === 'undefined') { + continue + } else if (name[0] === '@') { + let parts = name.match(/@(\S+)(\s+([\W\w]*)\s*)?/) + if (Array.isArray(value)) { + for (let i of value) { + atRule(parent, parts, i) + } + } else { + atRule(parent, parts, value) + } + } else if (Array.isArray(value)) { + for (let i of value) { + decl(parent, name, i) + } + } else if (typeof value === 'object') { + node = postcss.rule({ selector: name }) + parse(value, node) + parent.push(node) + } else { + decl(parent, name, value) + } + } +} + +module.exports = function (obj) { + let root = postcss.root() + parse(obj, root) + return root +} -- cgit v1.2.3