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* lib/date/delta*: removed undocumented delta.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31094 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
tadf 2011-03-11 14:33:52 +00:00
parent 906aaa9c00
commit 725e9ee966
4 changed files with 4 additions and 818 deletions

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@ -1,3 +1,7 @@
Fri Mar 11 23:32:38 2011 Tadayoshi Funaba <tadf@dotrb.org>
* lib/date/delta*: removed undocumented delta.
Fri Mar 11 18:42:43 2011 Nobuyoshi Nakada <nobu@ruby-lang.org>
* lib/mkmf.rb (find_executable0): should exclude directories.

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@ -1,431 +0,0 @@
# delta.rb: Written by Tadayoshi Funaba 2004-2010
require 'date'
require 'date/delta/parser'
class Date
class Delta # :nodoc:
include Comparable
UNIT_PREFIXES = {
'yotta' => Rational(10**24),
'zetta' => Rational(10**21),
'exa' => Rational(10**18),
'peta' => Rational(10**15),
'tera' => Rational(10**12),
'giga' => Rational(10**9),
'mega' => Rational(10**6),
'kilo' => Rational(10**3),
'hecto' => Rational(10**2),
'deca' => Rational(10**1),
'deka' => Rational(10**1),
'deci' => Rational(1, 10**1),
'centi' => Rational(1, 10**2),
'milli' => Rational(1, 10**3),
'decimilli' => Rational(1, 10**4),
'centimilli' => Rational(1, 10**5),
'micro' => Rational(1, 10**6),
'nano' => Rational(1, 10**9),
'millimicro' => Rational(1, 10**9),
'pico' => Rational(1, 10**12),
'micromicro' => Rational(1, 10**12),
'femto' => Rational(1, 10**15),
'atto' => Rational(1, 10**18),
'zepto' => Rational(1, 10**21),
'yocto' => Rational(1, 10**24)
}
IUNITS = {
'year' => Complex(0, 12),
'month' => Complex(0, 1)
}
RUNITS = {
'day' => Rational(1),
'week' => Rational(7),
'sennight' => Rational(7),
'fortnight' => Rational(14),
'hour' => Rational(1, 24),
'minute' => Rational(1, 1440),
'second' => Rational(1, 86400)
}
UNIT_PREFIXES.each do |k, v|
RUNITS[k + 'second'] = v * RUNITS['second']
end
remove_const :UNIT_PREFIXES
UNITS = {}
IUNITS.each do |k, v|
UNITS[k] = v
end
RUNITS.each do |k, v|
UNITS[k] = v
end
UNITS4KEY = {}
UNITS.each do |k, v|
UNITS4KEY[k] = UNITS4KEY[k + 's'] = v
end
UNITS4KEY['y'] = UNITS4KEY['years']
UNITS4KEY['yr'] = UNITS4KEY['years']
UNITS4KEY['yrs'] = UNITS4KEY['years']
UNITS4KEY['m'] = UNITS4KEY['months']
UNITS4KEY['mo'] = UNITS4KEY['months']
UNITS4KEY['mon'] = UNITS4KEY['months']
UNITS4KEY['mnth'] = UNITS4KEY['months']
UNITS4KEY['mnths'] = UNITS4KEY['months']
UNITS4KEY['w'] = UNITS4KEY['weeks']
UNITS4KEY['wk'] = UNITS4KEY['weeks']
UNITS4KEY['d'] = UNITS4KEY['days']
UNITS4KEY['dy'] = UNITS4KEY['days']
UNITS4KEY['dys'] = UNITS4KEY['days']
UNITS4KEY['h'] = UNITS4KEY['hours']
UNITS4KEY['hr'] = UNITS4KEY['hours']
UNITS4KEY['hrs'] = UNITS4KEY['hours']
UNITS4KEY['min'] = UNITS4KEY['minutes']
UNITS4KEY['mins'] = UNITS4KEY['minutes']
UNITS4KEY['s'] = UNITS4KEY['seconds']
UNITS4KEY['sec'] = UNITS4KEY['seconds']
UNITS4KEY['secs'] = UNITS4KEY['seconds']
UNITS4KEY['ms'] = UNITS4KEY['milliseconds']
UNITS4KEY['msec'] = UNITS4KEY['milliseconds']
UNITS4KEY['msecs'] = UNITS4KEY['milliseconds']
UNITS4KEY['milli'] = UNITS4KEY['milliseconds']
UNITS4KEY['us'] = UNITS4KEY['microseconds']
UNITS4KEY['usec'] = UNITS4KEY['microseconds']
UNITS4KEY['usecs'] = UNITS4KEY['microseconds']
UNITS4KEY['micro'] = UNITS4KEY['microseconds']
UNITS4KEY['ns'] = UNITS4KEY['nanoseconds']
UNITS4KEY['nsec'] = UNITS4KEY['nanoseconds']
UNITS4KEY['nsecs'] = UNITS4KEY['nanoseconds']
UNITS4KEY['nano'] = UNITS4KEY['nanoseconds']
def self.delta_to_dhms(delta)
fr = delta.imag.abs
y, fr = fr.divmod(12)
m, fr = fr.divmod(1)
if delta.imag < 0
y = -y
m = -m
end
fr = delta.real.abs
ss, fr = fr.divmod(SECONDS_IN_DAY) # 4p
d, ss = ss.divmod(86400)
h, ss = ss.divmod(3600)
min, s = ss.divmod(60)
if delta.real < 0
d = -d
h = -h
min = -min
s = -s
end
return y, m, d, h, min, s, fr
end
def self.dhms_to_delta(y, m, d, h, min, s, fr)
fr = 0 if fr == 0
Complex(0, y.to_i * 12 + m.to_i) +
Rational(d * 86400 + h * 3600 + min * 60 + (s + fr), 86400) # 4p
end
def initialize(delta)
@delta = delta
@__ca__ = {}
end
class << self; alias_method :new!, :new end
def self.new(arg=0, h=0, min=0, s=0)
if Hash === arg
d = Complex(0)
arg.each do |k, v|
k = k.to_s.downcase
unless UNITS4KEY[k]
raise ArgumentError, "unknown keyword #{k}"
end
d += v * UNITS4KEY[k]
end
else
d = dhms_to_delta(0, 0, arg, h, min, s, 0)
end
new!(d)
end
UNITS.each_key do |k|
module_eval <<-"end;"
def self.#{k}s(n=1)
new(:d=>n * UNITS['#{k}'])
end
end;
end
class << self; alias_method :mins, :minutes end
class << self; alias_method :secs, :seconds end
def self.parse(str)
d = begin (@@pa ||= Parser.new).parse(str)
rescue Racc::ParseError
raise ArgumentError, 'syntax error'
end
new!(d)
end
def self.diff(d1, d2) new(d1.ajd - d2.ajd) end
class << self
def once(*ids) # :nodoc: -- restricted
for id in ids
module_eval <<-"end;"
alias_method :__#{id.object_id}__, :#{id.to_s}
private :__#{id.object_id}__
def #{id.to_s}(*args)
@__ca__[#{id.object_id}] ||= __#{id.object_id}__(*args)
end
end;
end
end
private :once
end
def dhms() self.class.delta_to_dhms(@delta) end
once :dhms
def delta() @delta end
protected :delta
def years() dhms[0] end
def months() dhms[1] end
def days() dhms[2] end
def hours() dhms[3] end
def minutes() dhms[4] end
def seconds() dhms[5] end
def second_fractions() dhms[6] end
alias_method :mins, :minutes
alias_method :secs, :seconds
alias_method :sec_fractions, :second_fractions
RUNITS.each_key do |k|
module_eval <<-"end;"
def in_#{k}s(u=1)
if @delta.imag != 0
raise ArgumentError, "#{k}: #{self} has month"
end
@delta.real / (u * RUNITS['#{k}'])
end
end;
end # <<dummy
alias_method :in_mins, :in_minutes
alias_method :in_secs, :in_seconds
def zero?() @delta.zero? end
def nonzero?() unless zero? then self end end
def integer? () @delta.imag == 0 && @delta.real.integer? end
def -@ () self.class.new!(-@delta) end
def +@ () self.class.new!(+@delta) end
def dx_addsub(m, n)
case n
when Numeric; return self.class.new!(@delta.__send__(m, n))
when Delta; return self.class.new!(@delta.__send__(m, n.delta))
else
l, r = n.coerce(self)
return l.__send__(m, r)
end
end
private :dx_addsub
def + (n) dx_addsub(:+, n) end
def - (n) dx_addsub(:-, n) end
def dx_muldiv(m, n)
case n
when Numeric
return self.class.new!(@delta.__send__(m, n))
else
l, r = n.coerce(self)
return l.__send__(m, r)
end
end
private :dx_muldiv
def * (n) dx_muldiv(:*, n) end
def / (n) dx_muldiv(:/, n) end
def dx_conv1(m, n)
if @delta.imag != 0
raise ArgumentError, "#{m}: #{self} has month"
end
case n
when Numeric
return self.class.new!(Complex(@delta.real.__send__(m, n), 0))
else
l, r = n.coerce(self)
return l.__send__(m, r)
end
end
private :dx_conv1
def % (n) dx_conv1(:%, n) end
def div(n) dx_conv1(:div, n) end
def modulo(n) dx_conv1(:modulo, n) end
def divmod(n) [div(n), modulo(n)] end
def quotient(n)
if @delta.imag != 0
raise ArgumentError, "quotient: #{self} has month"
end
case n
when Numeric
return self.class.new!(Complex((@delta.real / n).truncate))
else
l, r = n.coerce(self)
return l.__send__(m, r)
end
end
def remainder(n) dx_conv1(:remainder, n) end
def quotrem(n) [quotient(n), remainder(n)] end
def ** (n) dx_conv1(:**, n) end
def quo(n) dx_muldiv(:quo, n) end
def <=> (other)
if @delta.imag != 0
raise ArgumentError, "<=>: #{self} has month"
end
case other
when Numeric; return @delta.real <=> other
when Delta; return @delta.real <=> other.delta.real
else
begin
l, r = other.coerce(self)
return l <=> r
rescue NoMethodError
end
end
nil
end
def == (other)
case other
when Numeric; return @delta == other
when Delta; return @delta == other
else
begin
l, r = other.coerce(self)
return l == r
rescue NoMethodError
end
end
nil
end
def coerce(other)
case other
when Numeric; return other, @delta
else
super
end
end
def eql? (other) Delta === other && self == other end
def hash() @delta.hash end
def dx_conv0(m)
if @delta.imag != 0
raise ArgumentError, "#{m}: #{self} has month"
end
@delta.real.__send__(m)
end
private :dx_conv0
def abs() dx_conv0(:abs) end
def ceil() dx_conv0(:ceil) end
def floor() dx_conv0(:floor) end
def round() dx_conv0(:round) end
def truncate() dx_conv0(:truncate) end
def to_i() dx_conv0(:to_i) end
def to_f() dx_conv0(:to_f) end
def to_r() dx_conv0(:to_r) end
def to_c() @delta end
alias_method :to_int, :to_i
def inspect() format('#<%s: %s (%s)>', self.class, to_s, @delta) end
def to_s
format(%(%s(%dd %.02d:%02d'%02d"%03d)%s(%dy %dm)), # '
if @delta.real < 0 then '-' else '+' end,
days.abs, hours.abs, mins.abs, secs.abs, sec_fractions.abs * 1000,
if @delta.imag < 0 then '-' else '+' end,
years.abs, months.abs)
end
def marshal_dump() @delta end
def marshal_load(a)
@delta = a
@__ca__ = {}
end
end
end
vsave = $VERBOSE
$VERBOSE = false
class Date
def + (n)
case n
when Numeric; return self.class.new!(@ajd + n, @of, @sg)
when Delta
d = n.__send__(:delta)
return (self >> d.imag) + d.real
end
raise TypeError, 'expected numeric'
end
def - (x)
case x
when Numeric; return self.class.new!(@ajd - x, @of, @sg)
when Date; return @ajd - x.ajd
when Delta
d = x.__send__(:delta)
return (self << d.imag) - d.real
end
raise TypeError, 'expected numeric'
end
end
$VERBOSE = vsave

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@ -1,302 +0,0 @@
#
# DO NOT MODIFY!!!!
# This file is automatically generated by racc 1.4.5
# from racc grammer file "parser.ry".
#
require 'racc/parser'
class Date
class Delta
class Parser < Racc::Parser
module_eval <<'..end parser.ry modeval..idf2987de166', 'parser.ry', 42
def lookup(str)
t = str.downcase
k = UNITS4KEY[t]
return [:UNIT, k] if k
return [:AND, nil] if t == 'and'
return [:UNKNOWNWORD, nil]
end
def parse(str)
@q = []
until str.empty?
case str
when /\A\s+/
when /\Ap\d+[ymdhsw]/i
/\Ap(\d+y)?(\d+m)?(\d+d)?t?(\d+h)?(\d+m)?(\d+s)?(\d+w)?/i =~ str
y, m, d, h, min, s, w =
[$1, $2, $3, $4, $5, $6, $7].collect{|x| x.to_i}
y *= UNITS4KEY['years']
m *= UNITS4KEY['months']
d *= UNITS4KEY['days']
h *= UNITS4KEY['hours']
min *= UNITS4KEY['minutes']
s *= UNITS4KEY['seconds']
w *= UNITS4KEY['weeks']
@q.push [:DURATION, y + m + d + h + min + s + w]
when /\A\d+/
@q.push [:DIGITS, $&.to_i]
when /\A[a-z]+/i
@q.push lookup($&)
when /\A.|\n/
@q.push [$&, $&]
end
str = $'
end
@q.push [false, false]
do_parse
end
def next_token
@q.shift
end
..end parser.ry modeval..idf2987de166
##### racc 1.4.5 generates ###
racc_reduce_table = [
0, 0, :racc_error,
1, 16, :_reduce_none,
1, 17, :_reduce_none,
1, 17, :_reduce_none,
3, 17, :_reduce_4,
3, 17, :_reduce_5,
3, 17, :_reduce_6,
3, 17, :_reduce_7,
3, 17, :_reduce_8,
3, 17, :_reduce_9,
3, 17, :_reduce_10,
2, 17, :_reduce_11,
2, 17, :_reduce_12,
3, 17, :_reduce_13,
2, 18, :_reduce_14,
0, 20, :_reduce_15,
1, 20, :_reduce_none,
1, 19, :_reduce_none ]
racc_reduce_n = 18
racc_shift_n = 32
racc_action_table = [
13, 14, 15, 16, 17, 18, 19, 4, 27, 23,
8, 9, 1, 4, 25, 2, 8, 9, 1, 4,
24, 2, 8, 9, 1, 4, 21, 2, 8, 9,
1, 4, 11, 2, 8, 9, 1, 4, 26, 2,
8, 9, 1, 4, nil, 2, 8, 9, 1, 4,
nil, 2, 8, 9, 1, nil, nil, 2, 13, 14,
15, 16, 17, 18, 19, 13, 14, 15, 13, 14,
15, 13, 14, 15, 13, 14, 15 ]
racc_action_check = [
10, 10, 10, 10, 10, 10, 10, 17, 15, 10,
17, 17, 17, 18, 13, 17, 18, 18, 18, 4,
11, 18, 4, 4, 4, 1, 9, 4, 1, 1,
1, 8, 3, 1, 8, 8, 8, 19, 14, 8,
19, 19, 19, 0, nil, 19, 0, 0, 0, 16,
nil, 0, 16, 16, 16, nil, nil, 16, 5, 5,
5, 5, 5, 5, 5, 30, 30, 30, 28, 28,
28, 29, 29, 29, 31, 31, 31 ]
racc_action_pointer = [
37, 19, nil, 32, 13, 55, nil, nil, 25, 13,
-3, 20, nil, 4, 28, -2, 43, 1, 7, 31,
nil, nil, nil, nil, nil, nil, nil, nil, 65, 68,
62, 71 ]
racc_action_default = [
-18, -18, -17, -18, -18, -1, -2, -3, -18, -15,
-18, -18, -12, -18, -18, -18, -18, -18, -18, -18,
-11, -16, -14, -13, 32, -10, -8, -9, -4, -5,
-6, -7 ]
racc_goto_table = [
5, 10, 3, 22, 12, nil, nil, nil, 20, nil,
nil, nil, nil, nil, nil, nil, 28, 29, 30, 31 ]
racc_goto_check = [
2, 2, 1, 5, 2, nil, nil, nil, 2, nil,
nil, nil, nil, nil, nil, nil, 2, 2, 2, 2 ]
racc_goto_pointer = [
nil, 2, 0, nil, nil, -6 ]
racc_goto_default = [
nil, nil, nil, 6, 7, nil ]
racc_token_table = {
false => 0,
Object.new => 1,
:UNARY => 2,
"^" => 3,
"*" => 4,
"/" => 5,
"+" => 6,
"," => 7,
:AND => 8,
"-" => 9,
:DIGITS => 10,
"(" => 11,
")" => 12,
:UNIT => 13,
:DURATION => 14 }
racc_use_result_var = true
racc_nt_base = 15
Racc_arg = [
racc_action_table,
racc_action_check,
racc_action_default,
racc_action_pointer,
racc_goto_table,
racc_goto_check,
racc_goto_default,
racc_goto_pointer,
racc_nt_base,
racc_reduce_table,
racc_token_table,
racc_shift_n,
racc_reduce_n,
racc_use_result_var ]
Racc_token_to_s_table = [
'$end',
'error',
'UNARY',
'"^"',
'"*"',
'"/"',
'"+"',
'","',
'AND',
'"-"',
'DIGITS',
'"("',
'")"',
'UNIT',
'DURATION',
'$start',
'stmt',
'expr',
'time',
'iso',
'unit']
Racc_debug_parser = false
##### racc system variables end #####
# reduce 0 omitted
# reduce 1 omitted
# reduce 2 omitted
# reduce 3 omitted
module_eval <<'.,.,', 'parser.ry', 18
def _reduce_4( val, _values, result )
result += val[2]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 19
def _reduce_5( val, _values, result )
result += val[2]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 20
def _reduce_6( val, _values, result )
result += val[2]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 21
def _reduce_7( val, _values, result )
result -= val[2]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 22
def _reduce_8( val, _values, result )
result *= val[2]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 23
def _reduce_9( val, _values, result )
result /= val[2]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 24
def _reduce_10( val, _values, result )
result **= val[2]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 25
def _reduce_11( val, _values, result )
result = -val[1]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 26
def _reduce_12( val, _values, result )
result = +val[1]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 27
def _reduce_13( val, _values, result )
result = val[1]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 30
def _reduce_14( val, _values, result )
result = val[0] * val[1]
result
end
.,.,
module_eval <<'.,.,', 'parser.ry', 33
def _reduce_15( val, _values, result )
result = 1
result
end
.,.,
# reduce 16 omitted
# reduce 17 omitted
def _reduce_none( val, _values, result )
result
end
end # class Parser
end # class Delta
end # class Date

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@ -1,85 +0,0 @@
# parser.ry: Written by Tadayoshi Funaba 2006,2008-2010 -*- ruby -*-
class Date::Delta::Parser
prechigh
nonassoc UNARY
left '^'
left '*' '/'
left '+' ',' AND '-'
preclow
rule
stmt : expr
;
expr : time
| iso
| expr '+' expr {result += val[2]}
| expr ',' expr {result += val[2]}
| expr AND expr {result += val[2]}
| expr '-' expr {result -= val[2]}
| expr '*' DIGITS {result *= val[2]}
| expr '/' DIGITS {result /= val[2]}
| expr '^' DIGITS {result **= val[2]}
| '-' expr =UNARY {result = -val[1]}
| '+' expr =UNARY {result = +val[1]}
| '(' expr ')' {result = val[1]}
;
time : DIGITS unit {result = val[0] * val[1]}
;
unit : {result = 1} | UNIT
;
iso : DURATION
;
---- header ----
---- inner ----
def lookup(str)
t = str.downcase
k = UNITS4KEY[t]
return [:UNIT, k] if k
return [:AND, nil] if t == 'and'
return [:UNKNOWNWORD, nil]
end
def parse(str)
@q = []
until str.empty?
case str
when /\A\s+/
when /\Ap\d+[ymdhsw]/i
/\Ap(\d+y)?(\d+m)?(\d+d)?t?(\d+h)?(\d+m)?(\d+s)?(\d+w)?/i =~ str
y, m, d, h, min, s, w =
[$1, $2, $3, $4, $5, $6, $7].collect{|x| x.to_i}
y *= UNITS4KEY['years']
m *= UNITS4KEY['months']
d *= UNITS4KEY['days']
h *= UNITS4KEY['hours']
min *= UNITS4KEY['minutes']
s *= UNITS4KEY['seconds']
w *= UNITS4KEY['weeks']
@q.push [:DURATION, y + m + d + h + min + s + w]
when /\A\d+/
@q.push [:DIGITS, $&.to_i]
when /\A[a-z]+/i
@q.push lookup($&)
when /\A.|\n/
@q.push [$&, $&]
end
str = $'
end
@q.push [false, false]
do_parse
end
def next_token
@q.shift
end
---- footer ----