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firebase-ios-sdk/scripts/pod_lib_lint.rb
T

132 lines
3.3 KiB
Ruby
Executable File

#!/usr/bin/env ruby
# Copyright 2019 Google
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require 'cocoapods'
require 'set'
# Enable ruby options after 'require' because cocoapods is noisy
$VERBOSE = true # ruby -w
#$DEBUG = true # ruby --debug
def usage()
script = File.basename($0)
STDERR.puts <<~EOF
USAGE: #{script} podspec [options]
podspec is the podspec to lint
options can be any options for pod spec lint
EOF
end
def main(args)
if args.size < 1 then
usage()
exit(1)
end
command = %w(bundle exec pod lib lint --sources=https://cdn.jsdelivr.net/cocoa/)
# Figure out which dependencies are local
podspec_file = args[0]
deps = find_local_deps(podspec_file)
arg = make_include_podspecs(deps)
command.push(arg) if arg
command.push(*args)
puts command.join(' ')
exec(*command)
end
# Loads all the specs (inclusing subspecs) from the given podspec file.
def load_specs(podspec_file)
trace('loading', podspec_file)
results = []
spec = Pod::Spec.from_file(podspec_file)
results.push(spec)
results.push(*spec.subspecs)
return results
end
# Finds all dependencies of the given list of specs
def all_deps(specs)
result = Set[]
specs.each do |spec|
spec.dependencies.each do |dep|
name = dep.name.sub(/\/.*/, '')
result.add(name)
end
end
result = result.to_a
trace(' deps', *result)
return result
end
# Given a podspec file, finds all local dependencies that have a local podspec
# in the same directory. Modifies seen to include all seen podspecs, which
# guarantees that a given podspec will only be processed once.
def find_local_deps(podspec_file, seen = Set[])
# Mark the current podspec seen to prevent a pod from depending upon itself
# (as might happen if a subspec of the pod depends upon another subpsec of
# the pod.
seen.add(File.basename(podspec_file))
results = []
spec_dir = File.dirname(podspec_file)
specs = load_specs(podspec_file)
deps = all_deps(specs)
deps.each do |dep_name|
dep_file = File.join(spec_dir, "#{dep_name}.podspec")
if File.exist?(dep_file) then
dep_podspec = File.basename(dep_file)
if seen.add?(dep_podspec)
# Depend on the podspec we found and any podspecs it depends upon.
results.push(dep_podspec)
results.push(*find_local_deps(dep_file, seen))
end
end
end
return results
end
# Returns an --include-podspecs argument that indicates the given deps are
# locally available. Returns nil if deps is empty.
def make_include_podspecs(deps)
return nil if deps.empty?
if deps.size == 1 then
deps_joined = deps[0]
else
deps_joined = "{" + deps.join(',') + "}"
end
return "--include-podspecs=#{deps_joined}"
end
def trace(*args)
return if not $DEBUG
STDERR.puts(args.join(' '))
end
main(ARGV)