module Arel::Predications
Public Instance Methods
between(other)
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# File lib/arel/predications.rb, line 27 def between other if equals_quoted?(other.begin, -Float::INFINITY) if equals_quoted?(other.end, Float::INFINITY) not_in([]) elsif other.exclude_end? lt(other.end) else lteq(other.end) end elsif equals_quoted?(other.end, Float::INFINITY) gteq(other.begin) elsif other.exclude_end? gteq(other.begin).and(lt(other.end)) else left = quoted_node(other.begin) right = quoted_node(other.end) Nodes::Between.new(self, left.and(right)) end end
concat(other)
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# File lib/arel/predications.rb, line 205 def concat other Nodes::Concat.new self, other end
does_not_match(other, escape = nil, case_sensitive = false)
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# File lib/arel/predications.rb, line 137 def does_not_match other, escape = nil, case_sensitive = false Nodes::DoesNotMatch.new self, quoted_node(other), escape, case_sensitive end
does_not_match_all(others, escape = nil)
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# File lib/arel/predications.rb, line 149 def does_not_match_all others, escape = nil grouping_all :does_not_match, others, escape end
does_not_match_any(others, escape = nil)
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# File lib/arel/predications.rb, line 145 def does_not_match_any others, escape = nil grouping_any :does_not_match, others, escape end
does_not_match_regexp(other, case_sensitive = true)
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# File lib/arel/predications.rb, line 141 def does_not_match_regexp other, case_sensitive = true Nodes::NotRegexp.new self, quoted_node(other), case_sensitive end
eq(other)
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# File lib/arel/predications.rb, line 15 def eq other Nodes::Equality.new self, quoted_node(other) end
eq_all(others)
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# File lib/arel/predications.rb, line 23 def eq_all others grouping_all :eq, quoted_array(others) end
eq_any(others)
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# File lib/arel/predications.rb, line 19 def eq_any others grouping_any :eq, others end
gt(right)
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# File lib/arel/predications.rb, line 165 def gt right Nodes::GreaterThan.new self, quoted_node(right) end
gt_all(others)
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# File lib/arel/predications.rb, line 173 def gt_all others grouping_all :gt, others end
gt_any(others)
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# File lib/arel/predications.rb, line 169 def gt_any others grouping_any :gt, others end
gteq(right)
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# File lib/arel/predications.rb, line 153 def gteq right Nodes::GreaterThanOrEqual.new self, quoted_node(right) end
gteq_all(others)
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# File lib/arel/predications.rb, line 161 def gteq_all others grouping_all :gteq, others end
gteq_any(others)
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# File lib/arel/predications.rb, line 157 def gteq_any others grouping_any :gteq, others end
in(other)
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# File lib/arel/predications.rb, line 47 def in other case other when Arel::SelectManager Arel::Nodes::In.new(self, other.ast) when Range if $VERBOSE warn <<-eowarn Passing a range to `#in` is deprecated. Call `#between`, instead. eowarn end between(other) when Enumerable Nodes::In.new self, quoted_array(other) else Nodes::In.new self, quoted_node(other) end end
in_all(others)
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# File lib/arel/predications.rb, line 69 def in_all others grouping_all :in, others end
in_any(others)
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# File lib/arel/predications.rb, line 65 def in_any others grouping_any :in, others end
lt(right)
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# File lib/arel/predications.rb, line 177 def lt right Nodes::LessThan.new self, quoted_node(right) end
lt_all(others)
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# File lib/arel/predications.rb, line 185 def lt_all others grouping_all :lt, others end
lt_any(others)
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# File lib/arel/predications.rb, line 181 def lt_any others grouping_any :lt, others end
lteq(right)
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# File lib/arel/predications.rb, line 189 def lteq right Nodes::LessThanOrEqual.new self, quoted_node(right) end
lteq_all(others)
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# File lib/arel/predications.rb, line 197 def lteq_all others grouping_all :lteq, others end
lteq_any(others)
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# File lib/arel/predications.rb, line 193 def lteq_any others grouping_any :lteq, others end
matches(other, escape = nil, case_sensitive = false)
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# File lib/arel/predications.rb, line 121 def matches other, escape = nil, case_sensitive = false Nodes::Matches.new self, quoted_node(other), escape, case_sensitive end
matches_all(others, escape = nil, case_sensitive = false)
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# File lib/arel/predications.rb, line 133 def matches_all others, escape = nil, case_sensitive = false grouping_all :matches, others, escape, case_sensitive end
matches_any(others, escape = nil, case_sensitive = false)
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# File lib/arel/predications.rb, line 129 def matches_any others, escape = nil, case_sensitive = false grouping_any :matches, others, escape, case_sensitive end
matches_regexp(other, case_sensitive = true)
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# File lib/arel/predications.rb, line 125 def matches_regexp other, case_sensitive = true Nodes::Regexp.new self, quoted_node(other), case_sensitive end
not_between(other)
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# File lib/arel/predications.rb, line 73 def not_between other if equals_quoted?(other.begin, -Float::INFINITY) if equals_quoted?(other.end, Float::INFINITY) self.in([]) elsif other.exclude_end? gteq(other.end) else gt(other.end) end elsif equals_quoted?(other.end, Float::INFINITY) lt(other.begin) else left = lt(other.begin) right = if other.exclude_end? gteq(other.end) else gt(other.end) end left.or(right) end end
not_eq(other)
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# File lib/arel/predications.rb, line 3 def not_eq other Nodes::NotEqual.new self, quoted_node(other) end
not_eq_all(others)
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# File lib/arel/predications.rb, line 11 def not_eq_all others grouping_all :not_eq, others end
not_eq_any(others)
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# File lib/arel/predications.rb, line 7 def not_eq_any others grouping_any :not_eq, others end
not_in(other)
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# File lib/arel/predications.rb, line 95 def not_in other case other when Arel::SelectManager Arel::Nodes::NotIn.new(self, other.ast) when Range if $VERBOSE warn <<-eowarn Passing a range to `#not_in` is deprecated. Call `#not_between`, instead. eowarn end not_between(other) when Enumerable Nodes::NotIn.new self, quoted_array(other) else Nodes::NotIn.new self, quoted_node(other) end end
not_in_all(others)
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# File lib/arel/predications.rb, line 117 def not_in_all others grouping_all :not_in, others end
not_in_any(others)
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# File lib/arel/predications.rb, line 113 def not_in_any others grouping_any :not_in, others end
when(right)
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# File lib/arel/predications.rb, line 201 def when right Nodes::Case.new(self).when quoted_node(right) end
Private Instance Methods
equals_quoted?(maybe_quoted, value)
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# File lib/arel/predications.rb, line 231 def equals_quoted?(maybe_quoted, value) if maybe_quoted.is_a?(Nodes::Quoted) maybe_quoted.val == value else maybe_quoted == value end end
grouping_all(method_id, others, *extras)
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# File lib/arel/predications.rb, line 218 def grouping_all method_id, others, *extras nodes = others.map {|expr| send(method_id, expr, *extras)} Nodes::Grouping.new Nodes::And.new(nodes) end
grouping_any(method_id, others, *extras)
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# File lib/arel/predications.rb, line 211 def grouping_any method_id, others, *extras nodes = others.map {|expr| send(method_id, expr, *extras)} Nodes::Grouping.new nodes.inject { |memo,node| Nodes::Or.new(memo, node) } end
quoted_array(others)
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# File lib/arel/predications.rb, line 227 def quoted_array(others) others.map { |v| quoted_node(v) } end
quoted_node(other)
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# File lib/arel/predications.rb, line 223 def quoted_node(other) Nodes.build_quoted(other, self) end