From 26105034da4fcce7ac883c899d781f016559310d Mon Sep 17 00:00:00 2001 From: ruki Date: Thu, 8 Nov 2018 00:38:48 +0800 Subject: switch to vuepress --- .../lib/optimizer/level-2/specificities-overlap.js | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 node_modules/clean-css/lib/optimizer/level-2/specificities-overlap.js (limited to 'node_modules/clean-css/lib/optimizer/level-2/specificities-overlap.js') diff --git a/node_modules/clean-css/lib/optimizer/level-2/specificities-overlap.js b/node_modules/clean-css/lib/optimizer/level-2/specificities-overlap.js new file mode 100644 index 00000000..bde03744 --- /dev/null +++ b/node_modules/clean-css/lib/optimizer/level-2/specificities-overlap.js @@ -0,0 +1,34 @@ +var specificity = require('./specificity'); + +function specificitiesOverlap(selector1, selector2, cache) { + var specificity1; + var specificity2; + var i, l; + var j, m; + + for (i = 0, l = selector1.length; i < l; i++) { + specificity1 = findSpecificity(selector1[i][1], cache); + + for (j = 0, m = selector2.length; j < m; j++) { + specificity2 = findSpecificity(selector2[j][1], cache); + + if (specificity1[0] === specificity2[0] && specificity1[1] === specificity2[1] && specificity1[2] === specificity2[2]) { + return true; + } + } + } + + return false; +} + +function findSpecificity(selector, cache) { + var value; + + if (!(selector in cache)) { + cache[selector] = value = specificity(selector); + } + + return value || cache[selector]; +} + +module.exports = specificitiesOverlap; -- cgit v1.2.3