tap_auditor: validate pypi_formula_mappings.json

Library/Homebrew/Gemfile

@@ -30,9 +30,6 @@ end
 group :man, optional: true do
  gem "kramdown", require: false
 end
-group :pr_upload, optional: true do
- gem "json_schemer", require: false
-end
 group :prof, optional: true do
  gem "ruby-prof", require: false
  gem "stackprof", require: false
@@ -70,6 +67,9 @@ end
 group :audit, :bump_unversioned_casks, :livecheck, optional: true do
  gem "rexml", require: false
 end
+group :audit, :pr_upload, optional: true do
+ gem "json_schemer", require: false
+end
 
 # vendored gems (no group)
 gem "addressable"

Library/Homebrew/data/schemas/pypi_formula_mappings.schema.json

@@ -0,0 +1,55 @@
+{
+ "$id": "https://brew.sh/pypi_formula_mappings.schema.json",
+ "$schema": "https://json-schema.org/draft/2020-12/schema",
+ "title": "pypi_formula_mappings",
+ "type": "object",
+ "additionalProperties": {
+ "oneOf": [
+ { "$ref": "#/$defs/package_name" },
+ {
+ "type": "object",
+ "properties": {
+ "package_name": {
+ "description": "Normalized PyPI package name with optional extras or empty string to skip main package",
+ "type": "string",
+ "oneOf": [
+ { "$ref": "#/$defs/package_name" },
+ { "maxLength": 0 }
+ ]
+ },
+ "exclude_packages": {
+ "description": "PyPI packages to exclude from result",
+ "type": "array",
+ "items": { "$ref": "#/$defs/package_name" },
+ "minItems": 1
+ },
+ "extra_packages": {
+ "description": "PyPI packages to include with result",
+ "type": "array",
+ "items": { "$ref": "#/$defs/requirement_specifier" },
+ "minItems": 1
+ },
+ "dependencies": {
+ "description": "Formulae that need to be installed to resolve PyPI packages",
+ "type": "array",
+ "items": { "type":"string" },
+ "minItems": 1
+ }
+ },
+ "additionalProperties": false
+ }
+ ]
+ },
+ "$defs": {
+ "package_name": {
+ "description": "Normalized PyPI package name with optional extras",
+ "type": "string",
+ "pattern": "^[a-z0-9][a-z0-9-]*(\\[[a-z0-9][a-z0-9-]*(,[a-z0-9][a-z0-9-]*)*\\])?$"
+ },
+ "requirement_specifier": {
+ "description": "Normalized PyPI package name with optional extras and optional pinned version",
+ "type": "string",
+ "pattern": "^[a-z0-9][a-z0-9-]*(\\[[a-z0-9][a-z0-9-]*(,[a-z0-9][a-z0-9-]*)*\\])?(==.*)?$"
+ }
+ }
+}

Library/Homebrew/tap_auditor.rb

@@ -47,13 +47,29 @@ def audit_json_files
  rescue JSON::ParserError
  problem "#{file.to_s.delete_prefix("#{@path}/")} contains invalid JSON"
  end
+
+ require "json_schemer"
+ schemer = JSONSchemer.schema(HOMEBREW_DATA_PATH/"schemas/pypi_formula_mappings.schema.json")
+ return if schemer.valid?(@tap_pypi_formula_mappings)
+
+ problem <<~EOS
+ pypi_formula_mappings.json schema validation failed with following errors:
+ #{schemer.validate(@tap_pypi_formula_mappings).map { |error| "* #{error["error"]}" }.join("\n")}
+ EOS
  end
 
  sig { void }
  def audit_tap_formula_lists
  check_formula_list_directory "audit_exceptions", @tap_audit_exceptions
  check_formula_list_directory "style_exceptions", @tap_style_exceptions
  check_formula_list "pypi_formula_mappings", @tap_pypi_formula_mappings
+
+ @tap_pypi_formula_mappings.each_value do |formula_mapping|
+ next unless formula_mapping.is_a?(Hash)
+ next unless formula_mapping.key?("dependencies")
+
+ check_formula_list "pypi_formula_mappings", formula_mapping["dependencies"]
+ end
  end
 
  sig { void }