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Dangerfile
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Dangerfile
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### Helper functions
# Determine if any of the files were changed or deleted.
# Taken from samdmarshall/danger
def didModify(files_array)
files_array.each do |file_name|
if git.modified_files.include?(file_name) ||
git.deleted_files.include?(file_name)
return true
end
end
return false
end
# Determine if there are changes in files matching any of the
# path patterns provided.
def hasChangesIn(paths)
path_array = Array(paths)
path_array.each do |dir|
if !git.modified_files.grep(/#{dir}/).empty?
return true
end
end
return false
end
# Adds the provided labels to the current PR.
def addLabels(label_array)
issue_number = github.pr_json["number"]
repo_name = "firebase/firebase-ios-sdk"
github.api.add_labels_to_an_issue(repo_name, issue_number, label_array)
end
# Returns a list of all labels for a given PR. PRs that touch
# multiple directories may have multiple labels.
def labelsForModifiedFiles()
labels = []
labels.push("api: abtesting") if @has_abtesting_changes
labels.push("api: auth") if @has_auth_changes
labels.push("api: core") if @has_core_changes
labels.push("api: database") if @has_database_changes
labels.push("api: dynamiclinks") if @has_dynamiclinks_changes
labels.push("api: firestore") if @has_firestore_changes
labels.push("api: functions") if @has_functions_changes
labels.push("api: inappmessaging") if @has_inappmessaging_changes
labels.push("api: installations") if @has_installations_changes
labels.push("api: instanceid") if @has_instanceid_changes
labels.push("api: messaging") if @has_messaging_changes
labels.push("api: remoteconfig") if @has_remoteconfig_changes
labels.push("api: storage") if @has_storage_changes
labels.push("GoogleDataTransport") if @has_gdt_changes
labels.push("GoogleUtilities") if @has_googleutilities_changes
labels.push("zip-builder") if @has_zipbuilder_changes
return labels
end
### Definitions
# Label for any change that shouldn't have an accompanying CHANGELOG entry,
# including all changes that do not affect the compiled binary (i.e. script
# changes, test-only changes)
declared_trivial = github.pr_body.include? "#no-changelog"
# Whether or not there are pending changes to any changelog file.
has_changelog_changes = hasChangesIn(["CHANGELOG"])
# Whether or not the LICENSE file has been modified or deleted.
has_license_changes = didModify(["LICENSE"])
## Product directories
@has_abtesting_changes = hasChangesIn("FirebaseABTesting/")
@has_auth_changes = hasChangesIn("Firebase/Auth")
@has_core_changes = hasChangesIn([
"FirebaseCore/",
"Firebase/CoreDiagnostics/",
"CoreOnly/"])
@has_database_changes = hasChangesIn("Firebase/Database/")
@has_dynamiclinks_changes = hasChangesIn("Firebase/DynamicLinks/")
@has_firestore_changes = hasChangesIn("Firestore/")
@has_functions_changes = hasChangesIn("Functions/")
@has_inappmessaging_changes = hasChangesIn([
"Firebase/InAppMessaging/",
"Firebase/InAppMessagingDisplay/",
"InAppMessaging/Example/",
"InAppMessagingDisplay/"])
@has_installations_changes = hasChangesIn("FirebaseInstallations/Source/")
@has_instanceid_changes = hasChangesIn("Firebase/InstanceID/")
@has_messaging_changes = hasChangesIn("Firebase/Messaging/")
@has_remoteconfig_changes = hasChangesIn("FirebaseRemoteConfig/")
@has_storage_changes = hasChangesIn("FirebaseStorage/")
@has_gdt_changes = hasChangesIn("GoogleDataTransport/") ||
hasChangesIn("GoogleDataTransportCCTSupport")
@has_googleutilities_changes = hasChangesIn("GoogleUtilities/")
@has_zipbuilder_changes = hasChangesIn("ZipBuilder/")
# A FileList containing ObjC, ObjC++ or C++ changes.
sdk_changes = (git.modified_files +
git.added_files +
git.deleted_files).select do |line|
line.end_with?(".h") ||
line.end_with?(".m") ||
line.end_with?(".mm") ||
line.end_with?(".cc") ||
line.end_with?(".swift")
end
# Whether or not the PR has modified SDK source files.
has_sdk_changes = sdk_changes.empty?
### Actions
# Warn if a changelog is left out on a non-trivial PR that has modified
# SDK source files (podspec, markdown, etc changes are excluded).
if has_sdk_changes
if !has_changelog_changes && !declared_trivial
warning = "Did you forget to add a changelog entry? (Add #no-changelog"\
" to the PR description to silence this warning.)"
warn(warning)
end
end
# Error on license edits
fail("LICENSE changes are explicitly disallowed.") if has_license_changes
# Label PRs based on diff files
suggested_labels = labelsForModifiedFiles()
if !suggested_labels.empty?
addLabels(suggested_labels)
end