Class: Opal::Rewriters::Hashes::KeyDuplicatesRewriter
- Inherits:
-
Base
- Object
- Parser::AST::Processor
- Base
- Opal::Rewriters::Hashes::KeyDuplicatesRewriter
- Defined in:
- opal/lib/opal/rewriters/hashes/key_duplicates_rewriter.rb
Defined Under Namespace
Classes: UniqKeysSet
Constant Summary
Constants inherited from Base
Instance Attribute Summary
Attributes inherited from Base
Instance Method Summary collapse
-
#initialize ⇒ KeyDuplicatesRewriter
constructor
A new instance of KeyDuplicatesRewriter.
- #on_hash(node) ⇒ Object
- #on_kwsplat(node) ⇒ Object
- #on_pair(node) ⇒ Object
Methods inherited from Base
#append_to_body, #begin_with_stmts, #dynamic!, #error, #on_top, #prepend_to_body, #process, s, #s, #stmts_of
Constructor Details
#initialize ⇒ KeyDuplicatesRewriter
Returns a new instance of KeyDuplicatesRewriter.
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# File 'opal/lib/opal/rewriters/hashes/key_duplicates_rewriter.rb', line 10 def initialize @keys = UniqKeysSet.new end |
Instance Method Details
#on_hash(node) ⇒ Object
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# File 'opal/lib/opal/rewriters/hashes/key_duplicates_rewriter.rb', line 14 def on_hash(node) previous_keys, @keys = @keys, UniqKeysSet.new super(node) ensure @keys = previous_keys end |
#on_kwsplat(node) ⇒ Object
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# File 'opal/lib/opal/rewriters/hashes/key_duplicates_rewriter.rb', line 31 def on_kwsplat(node) hash, _ = *node if hash.type == :hash hash = process_regular_node(hash) end node.updated(nil, [hash]) end |
#on_pair(node) ⇒ Object
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# File 'opal/lib/opal/rewriters/hashes/key_duplicates_rewriter.rb', line 21 def on_pair(node) key, _value = *node if %i[str sym].include?(key.type) @keys << key end super(node) end |