diff options
| author | bjculkin <bjculkin@mix.wvu.edu> | 2017-04-05 15:35:13 -0400 |
|---|---|---|
| committer | bjculkin <bjculkin@mix.wvu.edu> | 2017-04-05 15:35:13 -0400 |
| commit | c82452e59b1547392c3e89d08d9173cc6dc79e23 (patch) | |
| tree | 1927051f7cab7a64eef3f53a78b77780db6cf281 /JPratt/src/main/java/bjc/pratt/commands/NonBinaryCommand.java | |
| parent | b61c66d5e0c18faee68eb91881d5dfe760818856 (diff) | |
Reorganize
Diffstat (limited to 'JPratt/src/main/java/bjc/pratt/commands/NonBinaryCommand.java')
| -rw-r--r-- | JPratt/src/main/java/bjc/pratt/commands/NonBinaryCommand.java | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/JPratt/src/main/java/bjc/pratt/commands/NonBinaryCommand.java b/JPratt/src/main/java/bjc/pratt/commands/NonBinaryCommand.java new file mode 100644 index 0000000..d1208bd --- /dev/null +++ b/JPratt/src/main/java/bjc/pratt/commands/NonBinaryCommand.java @@ -0,0 +1,37 @@ +package bjc.pratt.commands; + +/** + * A non-associative operator. + * + * @author bjculkin + * + * @param <K> + * The key type of the tokens. + * + * @param <V> + * The value type of the tokens. + * + * @param <C> + * The state type of the parser. + */ +public class NonBinaryCommand<K, V, C> extends BinaryCommand<K, V, C> { + /** + * Create a new non-associative operator. + * + * @param precedence + * The precedence of the operator. + */ + public NonBinaryCommand(int precedence) { + super(precedence); + } + + @Override + protected int rightBinding() { + return 1 + leftBinding(); + } + + @Override + public int nextBinding() { + return leftBinding() - 1; + } +}
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