103 lines
3.0 KiB
Ruby
103 lines
3.0 KiB
Ruby
module Guard
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class Dsl
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class << self
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def evaluate_guardfile(options = {})
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options.is_a?(Hash) or raise ArgumentError.new("evaluate_guardfile not passed a hash")
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@@options = options
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prep_guardfile_contents
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instance_eval_guardfile(guardfile_contents, actual_guardfile(), 1)
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end
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def instance_eval_guardfile(contents, path, line)
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begin
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new.instance_eval(contents, path, line)
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rescue
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UI.error "Invalid Guardfile, original error is:\n#{$!}"
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exit 1
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end
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end
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def guardfile_include?(guard_name, guardfile = guardfile_contents)
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guardfile.match(/^guard\s*\(?\s*['":]#{guard_name}['"]?/)
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end
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def read_guardfile(my_file)
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@@options[:actual_guardfile] = my_file
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begin
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@@options[:guardfile_contents] = File.read(my_file)
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rescue
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UI.error("Error reading file #{my_file}")
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exit 1
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end
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end
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def prep_guardfile_contents
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#todo do we need .rc file interaction?
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if @@options.has_key?(:guardfile_contents)
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UI.info "Using options[:guardfile_contents] for Guardfile"
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@@options[:actual_guardfile] = 'options[:guardfile_contents]'
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elsif @@options.has_key?(:guardfile)
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UI.info "Using -command Guardfile"
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if File.exist?(guardfile_file())
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read_guardfile(guardfile_file)
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else
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UI.error "No Guardfile exists at #{guardfile_file}. Check your -command option"
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exit 1
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end
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else
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UI.info "Using Guardfile in current dir"
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if File.exist?(guardfile_default_path)
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read_guardfile(guardfile_default_path)
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else
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UI.error "No Guardfile in current folder, please create one."
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exit 1
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end
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end
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unless guardfile_contents_usable?
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UI.error "The command file(#{@@options[:guardfile_file]}) seems to be empty."
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exit 1
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end
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end
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def guardfile_contents
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@@options[:guardfile_contents]
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end
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def guardfile_file
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@@options[:guardfile]
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end
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def actual_guardfile
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@@options[:actual_guardfile]
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end
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def guardfile_contents_usable?
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guardfile_contents && guardfile_contents.length > 0 #TODO maybe the min length of the smallest possible definition?
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end
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def guardfile_default_path
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File.join(Dir.pwd, 'Guardfile')
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end
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def parent_path
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@@options[:parent]
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end
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end
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def group(name, &guard_definition)
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guard_definition.call if guard_definition && (@@options[:group].empty? || @@options[:group].include?(name))
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end
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def guard(name, options = {}, &watch_definition)
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@watchers = []
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watch_definition.call if watch_definition
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::Guard.add_guard(name, @watchers, options)
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end
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def watch(pattern, &action)
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@watchers << ::Guard::Watcher.new(pattern, action)
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end
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end
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end
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