Class: Date

Inherits:
Object show all
Defined in:
opal/stdlib/date.rb,
opal/stdlib/json.rb more...

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(year = undefined, month = undefined, day = undefined) ⇒ Date

Returns a new instance of Date

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# File 'opal/stdlib/date.rb', line 21

def initialize(year = undefined, month = undefined, day = undefined)
  @date = `new Date(year, month - 1, day)`
end

Class Method Details

.parse(string) ⇒ Object

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# File 'opal/stdlib/date.rb', line 11

def parse(string)
  match = `/^(\d*)-(\d*)-(\d*)/.exec(string)`
  wrap `new Date(parseInt(match[1]), parseInt(match[2]) - 1, parseInt(match[3]))`
end

.today ⇒ Object

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# File 'opal/stdlib/date.rb', line 16

def today
  wrap `new Date()`
end

.wrap(native) ⇒ Object

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# File 'opal/stdlib/date.rb', line 5

def wrap(native)
  instance = allocate
  `#{instance}.date = #{native}`
  instance
end

Instance Method Details

#+(date) ⇒ Object

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# File 'opal/stdlib/date.rb', line 41

def +(date)
  %x{
    if (date._isNumber) {
      var result = #{clone};
      result.date.setDate(#@date.getDate() + date);
      return result;
    }
    else {
      #{raise TypeError};
    }
  }
end

#-(date) ⇒ Object

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# File 'opal/stdlib/date.rb', line 25

def -(date)
  %x{
    if (date._isNumber) {
      var result = #{clone};
      result.date.setDate(#@date.getDate() - date);
      return result;
    }
    else if (date.date) {
      return Math.round((#@date - #{date}.date) / (1000 * 60 * 60 * 24));
    }
    else {
      #{raise TypeError};
    }
  }
end

#<(other) ⇒ Object

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# File 'opal/stdlib/date.rb', line 54

def <(other)
  %x{
    var a = #@date, b = #{other}.date;
    a.setHours(0, 0, 0, 0);
    b.setHours(0, 0, 0, 0);
    return a < b;
  }
end

#<=(other) ⇒ Object

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# File 'opal/stdlib/date.rb', line 63

def <=(other)
  %x{
    var a = #@date, b = #{other}.date;
    a.setHours(0, 0, 0, 0);
    b.setHours(0, 0, 0, 0);
    return a <= b;
  }
end

#==(other) ⇒ Object Also known as: eql?

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# File 'opal/stdlib/date.rb', line 90

def ==(other)
  %x{
    var a = #@date, b = other.date;
    return (a.getFullYear() === b.getFullYear() && a.getMonth() === b.getMonth() && a.getDate() === b.getDate());
  }
end

#>(other) ⇒ Object

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# File 'opal/stdlib/date.rb', line 72

def >(other)
  %x{
    var a = #@date, b = #{other}.date;
    a.setHours(0, 0, 0, 0);
    b.setHours(0, 0, 0, 0);
    return a > b;
  }
end

#>=(other) ⇒ Object

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# File 'opal/stdlib/date.rb', line 81

def >=(other)
  %x{
    var a = #@date, b = #{other}.date;
    a.setHours(0, 0, 0, 0);
    b.setHours(0, 0, 0, 0);
    return a >= b;
  }
end

#as_json ⇒ Object

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# File 'opal/stdlib/json.rb', line 170

def as_json
  to_s
end

#clone ⇒ Object

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# File 'opal/stdlib/date.rb', line 99

def clone
  Date.wrap(`new Date(#@date.getTime())`)
end

#day ⇒ Object

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# File 'opal/stdlib/date.rb', line 103

def day
  `#@date.getDate()`
end

#month ⇒ Object

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# File 'opal/stdlib/date.rb', line 107

def month
  `#@date.getMonth() + 1`
end

#next ⇒ Object

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# File 'opal/stdlib/date.rb', line 111

def next
  res = self.clone
  `res.date.setDate(#@date.getDate() + 1)`
  res
end

#next_month ⇒ Object

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# File 'opal/stdlib/date.rb', line 117

def next_month
  %x{
    var result = #{clone}, date = result.date, cur = date.getDate();
    date.setDate(1);
    date.setMonth(date.getMonth() + 1);
    date.setDate(Math.min(cur, days_in_month(date.getFullYear(), date.getMonth())));
    return result;
  }
end

#prev ⇒ Object

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# File 'opal/stdlib/date.rb', line 127

def prev
  res = self.clone
  `res.date.setDate(#@date.getDate() - 1)`
  res
end

#prev_month ⇒ Object

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# File 'opal/stdlib/date.rb', line 133

def prev_month
  %x{
    var result = #{clone}, date = result.date, cur = date.getDate();
    date.setDate(1);
    date.setMonth(date.getMonth() - 1);
    date.setDate(Math.min(cur, days_in_month(date.getFullYear(), date.getMonth())));
    return result;
  }
end

#strftime(format = '') ⇒ Object

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# File 'opal/stdlib/date.rb', line 143

def strftime(format = '')
  `#@date.$strftime(#{format})`
end

#to_json ⇒ Object

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# File 'opal/stdlib/json.rb', line 166

def to_json
  to_s.to_json
end

#to_s ⇒ Object

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# File 'opal/stdlib/date.rb', line 147

def to_s
  %x{
    var d = #@date, year = d.getFullYear(), month = d.getMonth() + 1, day = d.getDate();
    if (month < 10) { month = '0' + month; }
    if (day < 10) { day = '0' + day; }
    return year + '-' + month + '-' + day;
  }
end

#wday ⇒ Object

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# File 'opal/stdlib/date.rb', line 156

def wday
  `#@date.getDay()`
end

#year ⇒ Object

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# File 'opal/stdlib/date.rb', line 160

def year
  `#@date.getFullYear()`
end