Class: Embulk::Guess::TimeFormatGuess::GuessPattern
- Inherits:
-
Object
- Object
- Embulk::Guess::TimeFormatGuess::GuessPattern
- Includes:
- Parts
- Defined in:
- lib/embulk/guess/time_format_guess.rb
Constant Summary collapse
- YMD =
yyyy-MM-dd
/(?<year>#{YEAR})(?<date_delim>#{date_delims})(?<month>#{MONTH})\k<date_delim>(?<day>#{DAY})/
- YMD_NODELIM =
/(?<year>#{YEAR})(?<month>#{MONTH_NODELIM})(?<day>#{DAY_NODELIM})/
- MDY =
MM/dd/yyyy
/(?<month>#{MONTH})(?<date_delim>#{date_delims})(?<day>#{DAY})\k<date_delim>(?<year>#{YEAR})/
- MDY_NODELIM =
/(?<month>#{MONTH_NODELIM})(?<day>#{DAY_NODELIM})(?<year>#{YEAR})/
- DMY =
dd.MM.yyyy
/(?<day>#{DAY})(?<date_delim>#{date_delims})(?<month>#{MONTH})\k<date_delim>(?<year>#{YEAR})/
- DMY_NODELIM =
/(?<day>#{DAY_NODELIM})(?<month>#{MONTH_NODELIM})(?<year>#{YEAR})/
- TIME =
/(?<hour>#{HOUR})(?:(?<time_delim>#{time_delims})(?<minute>#{MINUTE})(?:\k<time_delim>(?<second>#{SECOND})(?:(?<frac_delim>#{frac_delims})(?<frac>#{frac}))?)?)?/
- TIME_NODELIM =
/(?<hour>#{HOUR_NODELIM})(?:(?<minute>#{MINUTE_NODELIM})((?<second>#{SECOND_NODELIM})(?:(?<frac_delim>#{frac_delims})(?<frac>#{frac}))?)?)?/
- ZONE =
/(?<zone_space> )?(?<zone>(?<zone_off>#{ZONE_OFF})|(?<zone_abb>#{ZONE_ABB}))/
Constants included from Parts
Parts::DAY, Parts::DAY_NODELIM, Parts::HOUR, Parts::HOUR_NODELIM, Parts::MINUTE, Parts::MINUTE_NODELIM, Parts::MONTH, Parts::MONTH_NAME_FULL, Parts::MONTH_NAME_SHORT, Parts::MONTH_NODELIM, Parts::WEEKDAY_NAME_FULL, Parts::WEEKDAY_NAME_SHORT, Parts::YEAR, Parts::ZONE_ABB, Parts::ZONE_OFF
Instance Method Summary collapse
Instance Method Details
#match(text) ⇒ Object
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# File 'lib/embulk/guess/time_format_guess.rb', line 189 def match(text) delimiters = [] parts = [] = [] if dm = (/^#{YMD}(?<rest>.*?)$/.match(text) or /^#{YMD_NODELIM}(?<rest>.*?)$/.match(text)) date_delim = dm["date_delim"] rescue "" parts << :year << nil delimiters << date_delim parts << :month << part_heading_option(dm["month"]) delimiters << date_delim parts << :day << part_heading_option(dm["day"]) elsif dm = (/^#{MDY}(?<rest>.*?)$/.match(text) or /^#{MDY_NODELIM}(?<rest>.*?)$/.match(text)) date_delim = dm["date_delim"] rescue "" parts << :month << part_heading_option(dm["month"]) delimiters << date_delim parts << :day << part_heading_option(dm["day"]) delimiters << date_delim parts << :year << nil elsif dm = (/^#{DMY}(?<rest>.*?)$/.match(text) or /^#{DMY_NODELIM}(?<rest>.*?)$/.match(text)) date_delim = dm["date_delim"] rescue "" parts << :day << part_heading_option(dm["day"]) delimiters << date_delim parts << :month << part_heading_option(dm["month"]) delimiters << date_delim parts << :year << nil else date_delim = "" return nil end rest = dm["rest"] date_time_delims = /(:? |_|T|\. ?)/ if tm = ( /^(?<date_time_delim>#{date_time_delims})#{TIME}(?<rest>.*?)?$/.match(rest) or /^(?<date_time_delim>#{date_time_delims})#{TIME_NODELIM}(?<rest>.*?)?$/.match(rest) or (date_delim == "" && /^#{TIME_NODELIM}(?<rest>.*?)?$/.match(rest)) ) date_time_delim = tm["date_time_delim"] rescue "" time_delim = tm["time_delim"] rescue "" delimiters << date_time_delim parts << :hour << part_heading_option(tm["hour"]) if tm["minute"] delimiters << time_delim parts << :minute << part_heading_option(tm["minute"]) if tm["second"] delimiters << time_delim parts << :second << part_heading_option(tm["second"]) if tm["frac"] delimiters << tm["frac_delim"] parts << :frac << tm["frac"].size end end end rest = tm["rest"] end if zm = /^#{ZONE}$/.match(rest) delimiters << (zm["zone_space"] || '') if zm["zone_off"] parts << :zone_off else parts << :zone_abb end << nil return GuessMatch.new(delimiters, parts, ) elsif rest =~ /^\s*$/ return GuessMatch.new(delimiters, parts, ) else return nil end end |
#part_heading_option(text) ⇒ Object
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# File 'lib/embulk/guess/time_format_guess.rb', line 295 def part_heading_option(text) if text[0] == '0' :zero elsif text[0] == ' ' :blank elsif text.size == 1 :none else nil end end |