Package org.antlr.runtime.tree
Class RewriteRuleTokenStream
java.lang.Object
org.antlr.runtime.tree.RewriteRuleElementStream
org.antlr.runtime.tree.RewriteRuleTokenStream
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Field Summary
Fields inherited from class org.antlr.runtime.tree.RewriteRuleElementStream
adaptor, cursor, dirty, elementDescription, elements, singleElement
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Constructor Summary
ConstructorsConstructorDescriptionRewriteRuleTokenStream
(TreeAdaptor adaptor, String elementDescription) RewriteRuleTokenStream
(TreeAdaptor adaptor, String elementDescription, Object oneElement) Create a stream with one elementRewriteRuleTokenStream
(TreeAdaptor adaptor, String elementDescription, List elements) Create a stream, but feed off an existing list -
Method Summary
Methods inherited from class org.antlr.runtime.tree.RewriteRuleElementStream
_next, add, getDescription, hasNext, nextTree, reset, size
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Constructor Details
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RewriteRuleTokenStream
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RewriteRuleTokenStream
Create a stream with one element -
RewriteRuleTokenStream
Create a stream, but feed off an existing list
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Method Details
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nextNode
Get next token from stream and make a node for it -
nextToken
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toTree
Don't convert to a tree unless they explicitly call nextTree. This way we can do hetero tree nodes in rewrite.- Overrides:
toTree
in classRewriteRuleElementStream
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dup
Description copied from class:RewriteRuleElementStream
When constructing trees, sometimes we need to dup a token or AST subtree. Dup'ing a token means just creating another AST node around it. For trees, you must call the adaptor.dupTree() unless the element is for a tree root; then it must be a node dup.- Specified by:
dup
in classRewriteRuleElementStream
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