From b4e4e7f1d6749de92b0f2c5ca09eb4170704100f Mon Sep 17 00:00:00 2001 From: bjculkin Date: Fri, 31 Mar 2017 08:53:33 -0400 Subject: Move Pratt Parser to new project --- .../parserutils/pratt/commands/UnaryCommand.java | 47 ---------------------- 1 file changed, 47 deletions(-) delete mode 100644 BJC-Utils2/src/main/java/bjc/utils/parserutils/pratt/commands/UnaryCommand.java (limited to 'BJC-Utils2/src/main/java/bjc/utils/parserutils/pratt/commands/UnaryCommand.java') diff --git a/BJC-Utils2/src/main/java/bjc/utils/parserutils/pratt/commands/UnaryCommand.java b/BJC-Utils2/src/main/java/bjc/utils/parserutils/pratt/commands/UnaryCommand.java deleted file mode 100644 index c608362..0000000 --- a/BJC-Utils2/src/main/java/bjc/utils/parserutils/pratt/commands/UnaryCommand.java +++ /dev/null @@ -1,47 +0,0 @@ -package bjc.utils.parserutils.pratt.commands; - -import bjc.utils.data.ITree; -import bjc.utils.data.Tree; -import bjc.utils.parserutils.ParserException; -import bjc.utils.parserutils.pratt.ParserContext; -import bjc.utils.parserutils.pratt.Token; - -/** - * A unary operator. - * - * @author bjculkin - * - * @param - * The key type of the tokens. - * - * @param - * The value type of the tokens. - * - * @param - * The state type of the parser. - */ -public class UnaryCommand extends AbstractInitialCommand { - private final int nullPwer; - - /** - * Create a new unary command. - * - * @param precedence - * The precedence of this operator. - */ - public UnaryCommand(int precedence) { - if(precedence < 0) { - throw new IllegalArgumentException("Precedence must be non-negative"); - } - - nullPwer = precedence; - } - - @Override - protected ITree> intNullDenotation(Token operator, ParserContext ctx) - throws ParserException { - ITree> opr = ctx.parse.parseExpression(nullPwer, ctx.tokens, ctx.state, false); - - return new Tree<>(operator, opr); - } -} \ No newline at end of file -- cgit v1.2.3