diff options
Diffstat (limited to 'activerecord/lib/arel/collectors')
-rw-r--r-- | activerecord/lib/arel/collectors/bind.rb | 24 | ||||
-rw-r--r-- | activerecord/lib/arel/collectors/composite.rb | 32 | ||||
-rw-r--r-- | activerecord/lib/arel/collectors/plain_string.rb | 20 | ||||
-rw-r--r-- | activerecord/lib/arel/collectors/sql_string.rb | 24 | ||||
-rw-r--r-- | activerecord/lib/arel/collectors/substitute_binds.rb | 29 |
5 files changed, 129 insertions, 0 deletions
diff --git a/activerecord/lib/arel/collectors/bind.rb b/activerecord/lib/arel/collectors/bind.rb new file mode 100644 index 0000000000..6f8912575d --- /dev/null +++ b/activerecord/lib/arel/collectors/bind.rb @@ -0,0 +1,24 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Collectors + class Bind + def initialize + @binds = [] + end + + def <<(str) + self + end + + def add_bind(bind) + @binds << bind + self + end + + def value + @binds + end + end + end +end diff --git a/activerecord/lib/arel/collectors/composite.rb b/activerecord/lib/arel/collectors/composite.rb new file mode 100644 index 0000000000..d040d8598d --- /dev/null +++ b/activerecord/lib/arel/collectors/composite.rb @@ -0,0 +1,32 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Collectors + class Composite + def initialize(left, right) + @left = left + @right = right + end + + def <<(str) + left << str + right << str + self + end + + def add_bind(bind, &block) + left.add_bind bind, &block + right.add_bind bind, &block + self + end + + def value + [left.value, right.value] + end + + protected + + attr_reader :left, :right + end + end +end diff --git a/activerecord/lib/arel/collectors/plain_string.rb b/activerecord/lib/arel/collectors/plain_string.rb new file mode 100644 index 0000000000..687d7fbf2f --- /dev/null +++ b/activerecord/lib/arel/collectors/plain_string.rb @@ -0,0 +1,20 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Collectors + class PlainString + def initialize + @str = "".dup + end + + def value + @str + end + + def <<(str) + @str << str + self + end + end + end +end diff --git a/activerecord/lib/arel/collectors/sql_string.rb b/activerecord/lib/arel/collectors/sql_string.rb new file mode 100644 index 0000000000..c293a89a74 --- /dev/null +++ b/activerecord/lib/arel/collectors/sql_string.rb @@ -0,0 +1,24 @@ +# frozen_string_literal: true + +require "arel/collectors/plain_string" + +module Arel # :nodoc: all + module Collectors + class SQLString < PlainString + def initialize(*) + super + @bind_index = 1 + end + + def add_bind(bind) + self << yield(@bind_index) + @bind_index += 1 + self + end + + def compile(bvs) + value + end + end + end +end diff --git a/activerecord/lib/arel/collectors/substitute_binds.rb b/activerecord/lib/arel/collectors/substitute_binds.rb new file mode 100644 index 0000000000..3f40eec8a8 --- /dev/null +++ b/activerecord/lib/arel/collectors/substitute_binds.rb @@ -0,0 +1,29 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Collectors + class SubstituteBinds + def initialize(quoter, delegate_collector) + @quoter = quoter + @delegate = delegate_collector + end + + def <<(str) + delegate << str + self + end + + def add_bind(bind) + self << quoter.quote(bind) + end + + def value + delegate.value + end + + protected + + attr_reader :quoter, :delegate + end + end +end |