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author | Matthew Draper <matthew@trebex.net> | 2018-02-24 17:04:15 +1030 |
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committer | Matthew Draper <matthew@trebex.net> | 2018-02-24 17:15:32 +1030 |
commit | 17ca17072dcdff11b3702a6b45f2fb0c8f8fe9a4 (patch) | |
tree | 38afd3ed74f8afda1c2959fefbc13f70b2e448e2 /activerecord/lib/arel/collectors | |
parent | 5ecbeda0e225e4961977b5c516088cf12d92319f (diff) | |
parent | eb3f968b5ffdd3b343e7d190f1aa0b36864f56a2 (diff) | |
download | rails-17ca17072dcdff11b3702a6b45f2fb0c8f8fe9a4.tar.gz rails-17ca17072dcdff11b3702a6b45f2fb0c8f8fe9a4.tar.bz2 rails-17ca17072dcdff11b3702a6b45f2fb0c8f8fe9a4.zip |
Merge Arel into Active Record
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 | 19 | ||||
-rw-r--r-- | activerecord/lib/arel/collectors/sql_string.rb | 24 | ||||
-rw-r--r-- | activerecord/lib/arel/collectors/substitute_binds.rb | 28 |
5 files changed, 127 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..d816aed90d --- /dev/null +++ b/activerecord/lib/arel/collectors/bind.rb @@ -0,0 +1,24 @@ +# frozen_string_literal: true + +module Arel + 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..4f6156fe27 --- /dev/null +++ b/activerecord/lib/arel/collectors/composite.rb @@ -0,0 +1,32 @@ +# frozen_string_literal: true + +module Arel + 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..1e8d2a2152 --- /dev/null +++ b/activerecord/lib/arel/collectors/plain_string.rb @@ -0,0 +1,19 @@ +# frozen_string_literal: true +module Arel + 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..bcb941f6d4 --- /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 + 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..99d2215aaa --- /dev/null +++ b/activerecord/lib/arel/collectors/substitute_binds.rb @@ -0,0 +1,28 @@ +# frozen_string_literal: true +module Arel + 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 |