const {danger, warn} = require('danger') /** * Note: if you update the checks in this file, please also update the file ./docs/danger.md */ // Useful to see what we got in danger object // warn(JSON.stringify(danger)) const pr = danger.github.pr const github = danger.github // User who has created the PR. const user = pr.user.login const modified = danger.git.modified_files const created = danger.git.created_files const editedFiles = [...modified, ...created] // Check that the PR has a description if (pr.body.length == 0) { warn("Please provide a description for this PR.") } // Warn when there is a big PR if (editedFiles.length > 50) { message("This pull request seems relatively large. Please consider splitting it into multiple smaller ones.") } // Request a changelog for each PR const changelogAllowList = [ "dependabot[bot]", ] const requiresChangelog = !changelogAllowList.includes(user) if (requiresChangelog) { const changelogFiles = editedFiles.filter(file => file.startsWith("changelog.d/")) if (changelogFiles.length == 0) { warn("Please add a changelog. See instructions [here](https://github.com/vector-im/element-android/blob/develop/CONTRIBUTING.md#changelog)") } else { const validTowncrierExtensions = [ "bugfix", "doc", "feature", "misc", "sdk", "wip", ] if (!changelogFiles.every(file => validTowncrierExtensions.includes(file.split(".").pop()))) { fail("Invalid extension for changelog. See instructions [here](https://github.com/vector-im/element-android/blob/develop/CONTRIBUTING.md#changelog)") } } } // check that frozen classes have not been modified const frozenClasses = [ "OlmInboundGroupSessionWrapper.kt", "OlmInboundGroupSessionWrapper2.kt", ] frozenClasses.forEach(frozen => { if (editedFiles.some(file => file.endsWith(frozen))) { fail("Frozen class `" + frozen + "` has been modified. Please do not modify frozen class.") } } ) // Check for a sign-off const signOff = "Signed-off-by:" // Please add new names following the alphabetical order. const allowList = [ "aringenbach", "BillCarsonFr", "bmarty", "Claire1817", "dependabot[bot]", "ericdecanini", "fedrunov", "Florian14", "ganfra", "jmartinesp", "langleyd", "MadLittleMods", "manuroe", "mnaturel", "onurays", "ouchadam", "stefanceriu", "yostyle", ] const requiresSignOff = !allowList.includes(user) if (requiresSignOff) { const hasPRBodySignOff = pr.body.includes(signOff) const hasCommitSignOff = danger.git.commits.every(commit => commit.message.includes(signOff)) if (!hasPRBodySignOff && !hasCommitSignOff) { fail("Please add a sign-off to either the PR description or to the commits themselves. See instructions [here](https://matrix-org.github.io/synapse/latest/development/contributing_guide.html#sign-off).") } } // Check for screenshots on view changes const hasChangedViews = editedFiles.filter(file => file.includes("/layout")).length > 0 if (hasChangedViews) { if (!pr.body.includes("user-images")) { warn("You seem to have made changes to views. Please consider adding screenshots.") } } // Check for pngs on resources const hasPngs = editedFiles.filter(file => file.toLowerCase().endsWith(".png")).length > 0 if (hasPngs) { warn("You seem to have made changes to some images. Please consider using an vector drawable.") } // Check for reviewers if (github.requested_reviewers.users.length == 0 && !pr.draft) { warn("Please add a reviewer to your PR.") }