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Contents
require 'open3'
require 'shellwords'
require 'appmap/util'
require 'appmap/command_error'
module AppMap
# Utilities for invoking the +@appland/appmap+ CLI.
class NodeCLI
APPMAP_JS = Pathname.new(__dir__).join('../../node_modules/@appland/appmap/src/cli.js').expand_path.to_s
attr_reader :verbose
# Directory to scan for AppMaps.
attr_accessor :appmap_dir
def initialize(verbose: false, appmap_dir: AppMap::DEFAULT_APPMAP_DIR)
@verbose = verbose
@appmap_dir = appmap_dir
detect_nodejs
end
def detect_nodejs
do_fail('node', 'please install NodeJS') unless system('node --version 2>&1 > /dev/null')
true
end
def index_appmaps
command [ 'index', '--appmap-dir', appmap_dir ]
true
end
def command(command, options = {})
command.unshift << '--verbose' if verbose
command.unshift APPMAP_JS
command.unshift 'node'
warn command.join(' ') if verbose
stdout, stderr, status = Open3.capture3({ 'NODE_OPTIONS' => '--trace-warnings' }, *command.map(&:shellescape), options)
stdout_msg = stdout.split("\n").map {|line| "stdout: #{line}"}.join("\n") unless Util.blank?(stdout)
stderr_msg = stderr.split("\n").map {|line| "stderr: #{line}"}.join("\n") unless Util.blank?(stderr)
if verbose
warn stdout_msg if stdout_msg
warn stderr_msg if stderr_msg
end
unless status.exitstatus == 0
raise CommandError.new(command, [ stdout_msg, stderr_msg ].compact.join("\n"))
end
[ stdout, stderr ]
end
protected
def do_fail(command, msg)
command = command.join(' ') if command.is_a?(Array)
warn [ command, msg ].join('; ') if verbose
raise CommandError.new(command, msg)
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems