1 # 

     2 # Style Fixup Rake Tasks

     3 # 

     4 # 

     5 # 

     6 

     7 ### Coding style checks and fixes

     8 namespace :style do

     9 	

    10 	BLANK_LINE = /^\s*$/

    11 	GOOD_INDENT = /^(\t\s*)?\S/

    12 

    13 	# A list of the files that have legitimate leading whitespace, etc.

    14 	PROBLEM_FILES = [ SPECDIR + 'config_spec.rb' ]

    15 	

    16 	desc "Check source files for inconsistent indent and fix them"

    17 	task :fix_indent do

    18 		files = LIB_FILES + SPEC_FILES

    19 

    20 		badfiles = Hash.new {|h,k| h[k] = [] }

    21 		

    22 		trace "Checking files for indentation"

    23 		files.each do |file|

    24 			if PROBLEM_FILES.include?( file )

    25 				trace "  skipping problem file #{file}..."

    26 				next

    27 			end

    28 			

    29 			trace "  #{file}"

    30 			linecount = 0

    31 			file.each_line do |line|

    32 				linecount += 1

    33 				

    34 				# Skip blank lines

    35 				next if line =~ BLANK_LINE

    36 				

    37 				# If there's a line with incorrect indent, note it and skip to the 

    38 				# next file

    39 				if line !~ GOOD_INDENT

    40 					trace "    Bad line %d: %p" % [ linecount, line ]

    41 					badfiles[file] << [ linecount, line ]

    42 				end

    43 			end

    44 		end

    45 

    46 		if badfiles.empty?

    47 			log "No indentation problems found."

    48 		else

    49 			log "Found incorrect indent in #{badfiles.length} files:\n  "

    50 			badfiles.each do |file, badlines|

    51 				log "  #{file}:\n" +

    52 					"    " + badlines.collect {|badline| "%5d: %p" % badline }.join( "\n    " )

    53 			end

    54 		end

    55 	end

    56 

    57 end

    58 

    59