Module:StringHelper

From eCatalog Manager Wiki
Jump to navigation Jump to search

local p = {}

-- copy mw.ustring methods for k, v in pairs( mw.ustring ) do p[k] = v end

-- true if string 's' starts with string 'prefix' function p.startswith( s, prefix )

  return p.sub( s, 1, p.len( prefix ) ) == prefix

end

-- true if string 's' ends with string 'suffix' function p.endswith( s, suffix )

  return suffix ==  or p.sub( s, 0 - p.len( suffix ) ) == suffix

end

-- strip characters 'chars' from beginning and end of string 's' function p.strip( s, chars )

   s = p.gsub( s, '^[' .. chars .. ']*',  )
   s = p.gsub( s, '[' .. chars .. ']*$',  )
   return s

end

-- line iterator function p.lines( s )

   return p.gmatch( s, "[^\r\n]+" )

end

return p