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Contents
# Author:: Eric Crane (mailto:eric.crane@mac.com)
# Copyright:: Copyright (c) 2020 Eric Crane. All rights reserved.
#
# Execute a shell command.
#
module Gloo
module Verbs
class Execute < Gloo::Core::Verb
KEYWORD = 'execute'.freeze
KEYWORD_SHORT = 'exec'.freeze
MISSING_EXPR_ERR = 'Missing Expression!'.freeze
#
# Run the verb.
#
def run
if @tokens.token_count < 2
@engine.err MISSING_EXPR_ERR
return
end
expr = Gloo::Expr::Expression.new( @engine, @tokens.params )
cmd = expr.evaluate
@engine.log.debug "starting cmd: #{cmd}"
if OS.mac?
pid = fork { exec( cmd ) }
Process.wait pid
else
exec cmd
end
# pid = spawn cmd
# Process.wait pid
@engine.log.debug "done executing cmd: #{cmd}"
# system expr.evaluate #, chdir: Dir.pwd
# `#{expr.evaluate}`
# exec expr.evaluate
end
#
# Get the Verb's keyword.
#
def self.keyword
return KEYWORD
end
#
# Get the Verb's keyword shortcut.
#
def self.keyword_shortcut
return KEYWORD_SHORT
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems