converage js

scripts/check-coverage.js

@@ -0,0 +1,30 @@
+module.exports = async (sources, covFile) => {
+  const fs = require('fs');
+  const parseString = require('xml2js').parseString;
+  const result = await new Promise((resolve, reject) => parseString(fs.readFileSync(covFile, 'utf8'), (err, result) => {
+    if (err) reject(err);
+    else resolve(result);
+  }));
+  sources = JSON.parse(sources);
+  for (let packages of result.coverage.packages) {
+    for (let package of packages.package) {
+      let file = package.$.name;
+      for (let classes of package.classes) {
+        for (let clazz of classes.class) {
+          let file = package.$.name + '/' + clazz.$.filename;
+          for (let lines of clazz.lines) {
+            for (let line of lines.line) {
+              if (line.$.hits === '0') {
+                if (sources.find(source => source.file === file && source.lines.includes(parseInt(line.$.number)))) {
+                  // Found an uncovered line in a changed file
+                  return false;
+                }
+              }
+            }
+          }
+        }
+      }
+    }
+  }
+  return true;
+};