forked from jasder/antlr
got some symbols collected; renamed.
[git-p4: depot-paths = "//depot/code/antlr4/main/": change = 6667]
This commit is contained in:
parrt
parent
ffd60dc26b
commit
6f7e52ec9e
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@ -1,4 +1,4 @@
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// $ANTLR 3.2.1-SNAPSHOT Jan 26, 2010 15:12:28 BasicSemanticTriggers.g 2010-02-04 17:59:03
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// $ANTLR 3.2.1-SNAPSHOT Jan 26, 2010 15:12:28 BasicSemanticTriggers.g 2010-02-05 14:20:12
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/*
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/*
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[The "BSD license"]
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[The "BSD license"]
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@ -27,7 +27,7 @@
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/** Triggers for defining rules, tokens, scopes, and actions.
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/** Triggers for defining rules, tokens, scopes, and actions.
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* Side-effects: ...
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* Side-effects: ...
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*/
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*/
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tree grammar DefineSymbolTriggers;
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tree grammar CollectSymbols;
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options {
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options {
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language = Java;
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language = Java;
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tokenVocab = ANTLRParser;
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tokenVocab = ANTLRParser;
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@ -68,31 +68,79 @@ import org.antlr.v4.tool.*;
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}
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}
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@members {
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@members {
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Rule currentRule = null;
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public List<Rule> rules = new ArrayList<Rule>();
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public List<GrammarAST> terminals = new ArrayList<GrammarAST>();
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public List<GrammarAST> aliases = new ArrayList<GrammarAST>();
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public List<GrammarAST> scopes = new ArrayList<GrammarAST>();
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public List<GrammarAST> actions = new ArrayList<GrammarAST>();
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Grammar g; // which grammar are we checking
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Grammar g; // which grammar are we checking
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public DefineSymbolTriggers(TreeNodeStream input, Grammar g) {
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public CollectSymbols(TreeNodeStream input, Grammar g) {
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this(input);
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this(input);
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this.g = g;
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this.g = g;
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}
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}
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}
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}
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topdown
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topdown
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: tokenAlias
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: globalScope
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| action
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| tokenAlias
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| rule
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| rule
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| ruleArg
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| ruleReturns
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| terminal
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| terminal
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;
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;
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tokenAlias
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bottomup
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: {inContext("TOKENS")}? ^(ASSIGN ID STRING_LITERAL)
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: finishRule
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{System.out.println("token alias "+$ID.text+"="+$STRING_LITERAL.token);}
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;
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;
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rule: ^( RULE r=ID .*) {System.out.println("rule "+$r.token);} //{DefineSymbols.checkInvalidRuleDef(g.getType(), $r.token);}
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globalScope
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: {inContext("GRAMMAR")}? ^(SCOPE ID ACTION) {scopes.add($ID);}
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;
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action
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: {inContext("GRAMMAR")}? ^(AT sc=ID? ID ACTION)
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{actions.add($AT);}
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;
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tokenAlias
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: {inContext("TOKENS")}?
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( ^(ASSIGN t=ID STRING_LITERAL) {terminals.add($t); aliases.add($ASSIGN);}
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| t=ID {terminals.add($t);}
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)
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;
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rule: ^( RULE name=ID .+)
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{
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Rule r = new Rule($name.text, (GrammarASTWithOptions)$RULE);
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rules.add(r);
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currentRule = r;
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}
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;
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;
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finishRule
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: RULE {currentRule = null;}
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;
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ruleArg
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: {inContext("RULE")}? ARG_ACTION {currentRule.arg = $ARG_ACTION;}
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;
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ruleReturns
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: ^(RETURNS ARG_ACTION) {currentRule.ret = $ARG_ACTION;}
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;
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ruleScopeSpec
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: {inContext("RULE")}?
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( ^(SCOPE ACTION)
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| ^(SCOPE ID+)
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)
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;
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terminal
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terminal
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: {!inContext("TOKENS ASSIGN")}? STRING_LITERAL
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: {!inContext("TOKENS ASSIGN")}? STRING_LITERAL {terminals.add($start);}
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{System.out.println("terminal "+$STRING_LITERAL.token);}
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| TOKEN_REF {terminals.add($start);}
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| TOKEN_REF {System.out.println("terminal "+$TOKEN_REF.token);}
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;
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;
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/*
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/*
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@ -1,422 +0,0 @@
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// $ANTLR 3.2.1-SNAPSHOT Jan 26, 2010 15:12:28 DefineSymbolTriggers.g 2010-02-04 17:59:03
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/*
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[The "BSD license"]
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Copyright (c) 2010 Terence Parr
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. The name of the author may not be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.antlr.v4.semantics;
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import org.antlr.runtime.*;
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import org.antlr.runtime.tree.TreeNodeStream;
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import org.antlr.v4.tool.Grammar;
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import org.antlr.v4.tool.GrammarAST;
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/** Triggers for defining rules, tokens, scopes, and actions.
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* Side-effects: ...
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*/
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public class DefineSymbolTriggers extends org.antlr.v4.runtime.tree.TreeFilter {
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public static final String[] tokenNames = new String[] {
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"<invalid>", "<EOR>", "<DOWN>", "<UP>", "SEMPRED", "FORCED_ACTION", "DOC_COMMENT", "SRC", "NLCHARS", "COMMENT", "DOUBLE_QUOTE_STRING_LITERAL", "DOUBLE_ANGLE_STRING_LITERAL", "ACTION_STRING_LITERAL", "ACTION_CHAR_LITERAL", "ARG_ACTION", "NESTED_ACTION", "ACTION", "ACTION_ESC", "WSNLCHARS", "OPTIONS", "TOKENS", "SCOPE", "IMPORT", "FRAGMENT", "LEXER", "PARSER", "TREE", "GRAMMAR", "PROTECTED", "PUBLIC", "PRIVATE", "RETURNS", "THROWS", "CATCH", "FINALLY", "TEMPLATE", "COLON", "COLONCOLON", "COMMA", "SEMI", "LPAREN", "RPAREN", "IMPLIES", "LT", "GT", "ASSIGN", "QUESTION", "BANG", "STAR", "PLUS", "PLUS_ASSIGN", "OR", "ROOT", "DOLLAR", "DOT", "RANGE", "ETC", "RARROW", "TREE_BEGIN", "AT", "NOT", "RBRACE", "TOKEN_REF", "RULE_REF", "INT", "WSCHARS", "ESC_SEQ", "STRING_LITERAL", "HEX_DIGIT", "UNICODE_ESC", "WS", "ERRCHAR", "RULE", "RULES", "RULEMODIFIERS", "RULEACTIONS", "BLOCK", "REWRITE_BLOCK", "OPTIONAL", "CLOSURE", "POSITIVE_CLOSURE", "SYNPRED", "CHAR_RANGE", "EPSILON", "ALT", "ALTLIST", "RESULT", "ID", "ARG", "ARGLIST", "RET", "INITACTION", "LABEL", "GATED_SEMPRED", "SYN_SEMPRED", "BACKTRACK_SEMPRED", "WILDCARD", "LIST", "ELEMENT_OPTIONS", "ST_RESULT", "ALT_REWRITE"
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};
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public static final int LT=43;
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public static final int STAR=48;
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public static final int BACKTRACK_SEMPRED=95;
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public static final int DOUBLE_ANGLE_STRING_LITERAL=11;
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public static final int FORCED_ACTION=5;
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public static final int ARGLIST=89;
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public static final int ALTLIST=85;
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public static final int NOT=60;
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public static final int EOF=-1;
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public static final int SEMPRED=4;
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public static final int ACTION=16;
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public static final int TOKEN_REF=62;
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public static final int RULEMODIFIERS=74;
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public static final int ST_RESULT=99;
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public static final int RPAREN=41;
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public static final int RET=90;
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public static final int IMPORT=22;
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public static final int STRING_LITERAL=67;
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public static final int ARG=88;
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public static final int ARG_ACTION=14;
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public static final int DOUBLE_QUOTE_STRING_LITERAL=10;
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public static final int COMMENT=9;
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public static final int ACTION_CHAR_LITERAL=13;
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public static final int GRAMMAR=27;
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public static final int RULEACTIONS=75;
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public static final int WSCHARS=65;
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public static final int INITACTION=91;
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public static final int ALT_REWRITE=100;
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public static final int IMPLIES=42;
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public static final int RULE=72;
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public static final int RBRACE=61;
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public static final int ACTION_ESC=17;
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public static final int PRIVATE=30;
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public static final int SRC=7;
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public static final int THROWS=32;
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public static final int CHAR_RANGE=82;
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public static final int INT=64;
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public static final int EPSILON=83;
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public static final int LIST=97;
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public static final int COLONCOLON=37;
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public static final int WSNLCHARS=18;
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public static final int WS=70;
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public static final int LEXER=24;
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public static final int OR=51;
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public static final int GT=44;
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public static final int CATCH=33;
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public static final int CLOSURE=79;
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public static final int PARSER=25;
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public static final int DOLLAR=53;
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public static final int PROTECTED=28;
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public static final int ELEMENT_OPTIONS=98;
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public static final int NESTED_ACTION=15;
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public static final int FRAGMENT=23;
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public static final int ID=87;
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public static final int TREE_BEGIN=58;
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public static final int LPAREN=40;
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public static final int AT=59;
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public static final int ESC_SEQ=66;
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public static final int ALT=84;
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public static final int TREE=26;
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public static final int SCOPE=21;
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public static final int ETC=56;
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public static final int COMMA=38;
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public static final int WILDCARD=96;
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public static final int DOC_COMMENT=6;
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public static final int PLUS=49;
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public static final int REWRITE_BLOCK=77;
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public static final int DOT=54;
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public static final int RETURNS=31;
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public static final int RULES=73;
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public static final int RARROW=57;
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public static final int UNICODE_ESC=69;
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public static final int HEX_DIGIT=68;
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public static final int RANGE=55;
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public static final int TOKENS=20;
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public static final int GATED_SEMPRED=93;
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public static final int RESULT=86;
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public static final int BANG=47;
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public static final int ACTION_STRING_LITERAL=12;
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public static final int ROOT=52;
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public static final int SEMI=39;
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public static final int RULE_REF=63;
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public static final int NLCHARS=8;
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public static final int OPTIONAL=78;
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public static final int SYNPRED=81;
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public static final int COLON=36;
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public static final int QUESTION=46;
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public static final int FINALLY=34;
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public static final int TEMPLATE=35;
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public static final int LABEL=92;
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public static final int SYN_SEMPRED=94;
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public static final int ERRCHAR=71;
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public static final int BLOCK=76;
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public static final int ASSIGN=45;
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public static final int PLUS_ASSIGN=50;
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public static final int PUBLIC=29;
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public static final int POSITIVE_CLOSURE=80;
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public static final int OPTIONS=19;
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// delegates
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// delegators
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public DefineSymbolTriggers(TreeNodeStream input) {
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this(input, new RecognizerSharedState());
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}
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public DefineSymbolTriggers(TreeNodeStream input, RecognizerSharedState state) {
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super(input, state);
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}
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public String[] getTokenNames() { return DefineSymbolTriggers.tokenNames; }
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public String getGrammarFileName() { return "DefineSymbolTriggers.g"; }
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Grammar g; // which grammar are we checking
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public DefineSymbolTriggers(TreeNodeStream input, Grammar g) {
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this(input);
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this.g = g;
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}
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// $ANTLR start "topdown"
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// DefineSymbolTriggers.g:78:1: topdown : ( tokenAlias | rule | terminal );
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public final void topdown() throws RecognitionException {
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try {
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// DefineSymbolTriggers.g:79:5: ( tokenAlias | rule | terminal )
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int alt1=3;
|
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switch ( input.LA(1) ) {
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||||||
case ASSIGN:
|
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{
|
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||||||
alt1=1;
|
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||||||
}
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||||||
break;
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case RULE:
|
|
||||||
{
|
|
||||||
alt1=2;
|
|
||||||
}
|
|
||||||
break;
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|
||||||
case TOKEN_REF:
|
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||||||
case STRING_LITERAL:
|
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{
|
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||||||
alt1=3;
|
|
||||||
}
|
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break;
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default:
|
|
||||||
if (state.backtracking>0) {state.failed=true; return ;}
|
|
||||||
NoViableAltException nvae =
|
|
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new NoViableAltException("", 1, 0, input);
|
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||||||
|
|
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throw nvae;
|
|
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}
|
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||||||
|
|
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switch (alt1) {
|
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||||||
case 1 :
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// DefineSymbolTriggers.g:79:7: tokenAlias
|
|
||||||
{
|
|
||||||
pushFollow(FOLLOW_tokenAlias_in_topdown96);
|
|
||||||
tokenAlias();
|
|
||||||
|
|
||||||
state._fsp--;
|
|
||||||
if (state.failed) return ;
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||||||
|
|
||||||
}
|
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||||||
break;
|
|
||||||
case 2 :
|
|
||||||
// DefineSymbolTriggers.g:80:7: rule
|
|
||||||
{
|
|
||||||
pushFollow(FOLLOW_rule_in_topdown104);
|
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rule();
|
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||||||
|
|
||||||
state._fsp--;
|
|
||||||
if (state.failed) return ;
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||||||
|
|
||||||
}
|
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||||||
break;
|
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||||||
case 3 :
|
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||||||
// DefineSymbolTriggers.g:81:7: terminal
|
|
||||||
{
|
|
||||||
pushFollow(FOLLOW_terminal_in_topdown112);
|
|
||||||
terminal();
|
|
||||||
|
|
||||||
state._fsp--;
|
|
||||||
if (state.failed) return ;
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||||||
|
|
||||||
}
|
|
||||||
break;
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|
||||||
|
|
||||||
}
|
|
||||||
}
|
|
||||||
catch (RecognitionException re) {
|
|
||||||
reportError(re);
|
|
||||||
recover(input,re);
|
|
||||||
}
|
|
||||||
finally {
|
|
||||||
}
|
|
||||||
return ;
|
|
||||||
}
|
|
||||||
// $ANTLR end "topdown"
|
|
||||||
|
|
||||||
|
|
||||||
// $ANTLR start "tokenAlias"
|
|
||||||
// DefineSymbolTriggers.g:84:1: tokenAlias : {...}? ^( ASSIGN ID STRING_LITERAL ) ;
|
|
||||||
public final void tokenAlias() throws RecognitionException {
|
|
||||||
GrammarAST ID1=null;
|
|
||||||
GrammarAST STRING_LITERAL2=null;
|
|
||||||
|
|
||||||
try {
|
|
||||||
// DefineSymbolTriggers.g:85:2: ({...}? ^( ASSIGN ID STRING_LITERAL ) )
|
|
||||||
// DefineSymbolTriggers.g:85:4: {...}? ^( ASSIGN ID STRING_LITERAL )
|
|
||||||
{
|
|
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if ( !((inContext("TOKENS"))) ) {
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|
||||||
if (state.backtracking>0) {state.failed=true; return ;}
|
|
||||||
throw new FailedPredicateException(input, "tokenAlias", "inContext(\"TOKENS\")");
|
|
||||||
}
|
|
||||||
match(input,ASSIGN,FOLLOW_ASSIGN_in_tokenAlias126); if (state.failed) return ;
|
|
||||||
|
|
||||||
match(input, Token.DOWN, null); if (state.failed) return ;
|
|
||||||
ID1=(GrammarAST)match(input,ID,FOLLOW_ID_in_tokenAlias128); if (state.failed) return ;
|
|
||||||
STRING_LITERAL2=(GrammarAST)match(input,STRING_LITERAL,FOLLOW_STRING_LITERAL_in_tokenAlias130); if (state.failed) return ;
|
|
||||||
|
|
||||||
match(input, Token.UP, null); if (state.failed) return ;
|
|
||||||
if ( state.backtracking==1 ) {
|
|
||||||
System.out.println("token alias "+(ID1!=null?ID1.getText():null)+"="+STRING_LITERAL2.token);
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
catch (RecognitionException re) {
|
|
||||||
reportError(re);
|
|
||||||
recover(input,re);
|
|
||||||
}
|
|
||||||
finally {
|
|
||||||
}
|
|
||||||
return ;
|
|
||||||
}
|
|
||||||
// $ANTLR end "tokenAlias"
|
|
||||||
|
|
||||||
|
|
||||||
// $ANTLR start "rule"
|
|
||||||
// DefineSymbolTriggers.g:89:1: rule : ^( RULE r= ID ( . )* ) ;
|
|
||||||
public final void rule() throws RecognitionException {
|
|
||||||
GrammarAST r=null;
|
|
||||||
|
|
||||||
try {
|
|
||||||
// DefineSymbolTriggers.g:89:5: ( ^( RULE r= ID ( . )* ) )
|
|
||||||
// DefineSymbolTriggers.g:89:9: ^( RULE r= ID ( . )* )
|
|
||||||
{
|
|
||||||
match(input,RULE,FOLLOW_RULE_in_rule148); if (state.failed) return ;
|
|
||||||
|
|
||||||
match(input, Token.DOWN, null); if (state.failed) return ;
|
|
||||||
r=(GrammarAST)match(input,ID,FOLLOW_ID_in_rule152); if (state.failed) return ;
|
|
||||||
// DefineSymbolTriggers.g:89:22: ( . )*
|
|
||||||
loop2:
|
|
||||||
do {
|
|
||||||
int alt2=2;
|
|
||||||
int LA2_0 = input.LA(1);
|
|
||||||
|
|
||||||
if ( ((LA2_0>=SEMPRED && LA2_0<=ALT_REWRITE)) ) {
|
|
||||||
alt2=1;
|
|
||||||
}
|
|
||||||
else if ( (LA2_0==UP) ) {
|
|
||||||
alt2=2;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
switch (alt2) {
|
|
||||||
case 1 :
|
|
||||||
// DefineSymbolTriggers.g:89:22: .
|
|
||||||
{
|
|
||||||
matchAny(input); if (state.failed) return ;
|
|
||||||
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
|
|
||||||
default :
|
|
||||||
break loop2;
|
|
||||||
}
|
|
||||||
} while (true);
|
|
||||||
|
|
||||||
|
|
||||||
match(input, Token.UP, null); if (state.failed) return ;
|
|
||||||
if ( state.backtracking==1 ) {
|
|
||||||
System.out.println("rule "+r.token);
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
catch (RecognitionException re) {
|
|
||||||
reportError(re);
|
|
||||||
recover(input,re);
|
|
||||||
}
|
|
||||||
finally {
|
|
||||||
}
|
|
||||||
return ;
|
|
||||||
}
|
|
||||||
// $ANTLR end "rule"
|
|
||||||
|
|
||||||
|
|
||||||
// $ANTLR start "terminal"
|
|
||||||
// DefineSymbolTriggers.g:92:1: terminal : ({...}? STRING_LITERAL | TOKEN_REF );
|
|
||||||
public final void terminal() throws RecognitionException {
|
|
||||||
GrammarAST STRING_LITERAL3=null;
|
|
||||||
GrammarAST TOKEN_REF4=null;
|
|
||||||
|
|
||||||
try {
|
|
||||||
// DefineSymbolTriggers.g:93:5: ({...}? STRING_LITERAL | TOKEN_REF )
|
|
||||||
int alt3=2;
|
|
||||||
int LA3_0 = input.LA(1);
|
|
||||||
|
|
||||||
if ( (LA3_0==STRING_LITERAL) ) {
|
|
||||||
alt3=1;
|
|
||||||
}
|
|
||||||
else if ( (LA3_0==TOKEN_REF) ) {
|
|
||||||
alt3=2;
|
|
||||||
}
|
|
||||||
else {
|
|
||||||
if (state.backtracking>0) {state.failed=true; return ;}
|
|
||||||
NoViableAltException nvae =
|
|
||||||
new NoViableAltException("", 3, 0, input);
|
|
||||||
|
|
||||||
throw nvae;
|
|
||||||
}
|
|
||||||
switch (alt3) {
|
|
||||||
case 1 :
|
|
||||||
// DefineSymbolTriggers.g:93:7: {...}? STRING_LITERAL
|
|
||||||
{
|
|
||||||
if ( !((!inContext("TOKENS ASSIGN"))) ) {
|
|
||||||
if (state.backtracking>0) {state.failed=true; return ;}
|
|
||||||
throw new FailedPredicateException(input, "terminal", "!inContext(\"TOKENS ASSIGN\")");
|
|
||||||
}
|
|
||||||
STRING_LITERAL3=(GrammarAST)match(input,STRING_LITERAL,FOLLOW_STRING_LITERAL_in_terminal178); if (state.failed) return ;
|
|
||||||
if ( state.backtracking==1 ) {
|
|
||||||
System.out.println("terminal "+STRING_LITERAL3.token);
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
case 2 :
|
|
||||||
// DefineSymbolTriggers.g:95:7: TOKEN_REF
|
|
||||||
{
|
|
||||||
TOKEN_REF4=(GrammarAST)match(input,TOKEN_REF,FOLLOW_TOKEN_REF_in_terminal193); if (state.failed) return ;
|
|
||||||
if ( state.backtracking==1 ) {
|
|
||||||
System.out.println("terminal "+TOKEN_REF4.token);
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
|
|
||||||
}
|
|
||||||
}
|
|
||||||
catch (RecognitionException re) {
|
|
||||||
reportError(re);
|
|
||||||
recover(input,re);
|
|
||||||
}
|
|
||||||
finally {
|
|
||||||
}
|
|
||||||
return ;
|
|
||||||
}
|
|
||||||
// $ANTLR end "terminal"
|
|
||||||
|
|
||||||
// Delegated rules
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
public static final BitSet FOLLOW_tokenAlias_in_topdown96 = new BitSet(new long[]{0x0000000000000002L});
|
|
||||||
public static final BitSet FOLLOW_rule_in_topdown104 = new BitSet(new long[]{0x0000000000000002L});
|
|
||||||
public static final BitSet FOLLOW_terminal_in_topdown112 = new BitSet(new long[]{0x0000000000000002L});
|
|
||||||
public static final BitSet FOLLOW_ASSIGN_in_tokenAlias126 = new BitSet(new long[]{0x0000000000000004L});
|
|
||||||
public static final BitSet FOLLOW_ID_in_tokenAlias128 = new BitSet(new long[]{0x0000000000000000L,0x0000000000000008L});
|
|
||||||
public static final BitSet FOLLOW_STRING_LITERAL_in_tokenAlias130 = new BitSet(new long[]{0x0000000000000008L});
|
|
||||||
public static final BitSet FOLLOW_RULE_in_rule148 = new BitSet(new long[]{0x0000000000000004L});
|
|
||||||
public static final BitSet FOLLOW_ID_in_rule152 = new BitSet(new long[]{0xFFFFFFFFFFFFFFF8L,0x0000001FFFFFFFFFL});
|
|
||||||
public static final BitSet FOLLOW_STRING_LITERAL_in_terminal178 = new BitSet(new long[]{0x0000000000000002L});
|
|
||||||
public static final BitSet FOLLOW_TOKEN_REF_in_terminal193 = new BitSet(new long[]{0x0000000000000002L});
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
@ -1,97 +0,0 @@
|
||||||
LT=43
|
|
||||||
STAR=48
|
|
||||||
BACKTRACK_SEMPRED=95
|
|
||||||
DOUBLE_ANGLE_STRING_LITERAL=11
|
|
||||||
FORCED_ACTION=5
|
|
||||||
ARGLIST=89
|
|
||||||
ALTLIST=85
|
|
||||||
NOT=60
|
|
||||||
SEMPRED=4
|
|
||||||
ACTION=16
|
|
||||||
TOKEN_REF=62
|
|
||||||
RULEMODIFIERS=74
|
|
||||||
ST_RESULT=99
|
|
||||||
RPAREN=41
|
|
||||||
RET=90
|
|
||||||
IMPORT=22
|
|
||||||
STRING_LITERAL=67
|
|
||||||
ARG=88
|
|
||||||
ARG_ACTION=14
|
|
||||||
DOUBLE_QUOTE_STRING_LITERAL=10
|
|
||||||
COMMENT=9
|
|
||||||
ACTION_CHAR_LITERAL=13
|
|
||||||
GRAMMAR=27
|
|
||||||
RULEACTIONS=75
|
|
||||||
WSCHARS=65
|
|
||||||
INITACTION=91
|
|
||||||
ALT_REWRITE=100
|
|
||||||
IMPLIES=42
|
|
||||||
RULE=72
|
|
||||||
RBRACE=61
|
|
||||||
ACTION_ESC=17
|
|
||||||
PRIVATE=30
|
|
||||||
SRC=7
|
|
||||||
THROWS=32
|
|
||||||
CHAR_RANGE=82
|
|
||||||
INT=64
|
|
||||||
EPSILON=83
|
|
||||||
LIST=97
|
|
||||||
COLONCOLON=37
|
|
||||||
WSNLCHARS=18
|
|
||||||
WS=70
|
|
||||||
LEXER=24
|
|
||||||
OR=51
|
|
||||||
GT=44
|
|
||||||
CATCH=33
|
|
||||||
CLOSURE=79
|
|
||||||
PARSER=25
|
|
||||||
DOLLAR=53
|
|
||||||
PROTECTED=28
|
|
||||||
ELEMENT_OPTIONS=98
|
|
||||||
NESTED_ACTION=15
|
|
||||||
FRAGMENT=23
|
|
||||||
ID=87
|
|
||||||
TREE_BEGIN=58
|
|
||||||
LPAREN=40
|
|
||||||
AT=59
|
|
||||||
ESC_SEQ=66
|
|
||||||
ALT=84
|
|
||||||
TREE=26
|
|
||||||
SCOPE=21
|
|
||||||
ETC=56
|
|
||||||
COMMA=38
|
|
||||||
WILDCARD=96
|
|
||||||
DOC_COMMENT=6
|
|
||||||
PLUS=49
|
|
||||||
REWRITE_BLOCK=77
|
|
||||||
DOT=54
|
|
||||||
RETURNS=31
|
|
||||||
RULES=73
|
|
||||||
RARROW=57
|
|
||||||
UNICODE_ESC=69
|
|
||||||
HEX_DIGIT=68
|
|
||||||
RANGE=55
|
|
||||||
TOKENS=20
|
|
||||||
GATED_SEMPRED=93
|
|
||||||
RESULT=86
|
|
||||||
BANG=47
|
|
||||||
ACTION_STRING_LITERAL=12
|
|
||||||
ROOT=52
|
|
||||||
SEMI=39
|
|
||||||
RULE_REF=63
|
|
||||||
NLCHARS=8
|
|
||||||
OPTIONAL=78
|
|
||||||
SYNPRED=81
|
|
||||||
COLON=36
|
|
||||||
QUESTION=46
|
|
||||||
FINALLY=34
|
|
||||||
TEMPLATE=35
|
|
||||||
LABEL=92
|
|
||||||
SYN_SEMPRED=94
|
|
||||||
ERRCHAR=71
|
|
||||||
BLOCK=76
|
|
||||||
ASSIGN=45
|
|
||||||
PLUS_ASSIGN=50
|
|
||||||
PUBLIC=29
|
|
||||||
POSITIVE_CLOSURE=80
|
|
||||||
OPTIONS=19
|
|
||||||
|
|
@ -28,6 +28,9 @@ public class SemanticsPipeline {
|
||||||
BasicSemanticTriggers basics = new BasicSemanticTriggers(nodes,g);
|
BasicSemanticTriggers basics = new BasicSemanticTriggers(nodes,g);
|
||||||
basics.downup(g.ast);
|
basics.downup(g.ast);
|
||||||
|
|
||||||
|
// don't continue if we get errors in this basic check
|
||||||
|
if ( false ) return;
|
||||||
|
|
||||||
// NOW DO BASIC / EASY SEMANTIC CHECKS FOR DELEGATES (IF ANY)
|
// NOW DO BASIC / EASY SEMANTIC CHECKS FOR DELEGATES (IF ANY)
|
||||||
if ( g.getImportedGrammars()!=null ) {
|
if ( g.getImportedGrammars()!=null ) {
|
||||||
for (Grammar d : g.getImportedGrammars()) {
|
for (Grammar d : g.getImportedGrammars()) {
|
||||||
|
|
@ -35,10 +38,15 @@ public class SemanticsPipeline {
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// CHECK FOR SYMBOL COLLISIONS
|
||||||
// DEFINE SYMBOLS
|
// DEFINE SYMBOLS
|
||||||
nodes.reset();
|
nodes.reset();
|
||||||
DefineSymbolTriggers sym = new DefineSymbolTriggers(nodes,g);
|
CollectSymbols sym = new CollectSymbols(nodes,g);
|
||||||
sym.downup(g.ast);
|
sym.downup(g.ast);
|
||||||
|
System.out.println("rules="+sym.rules);
|
||||||
|
System.out.println("terminals="+sym.terminals);
|
||||||
|
System.out.println("aliases="+sym.aliases);
|
||||||
|
System.out.println("aliases="+sym.actions);
|
||||||
|
|
||||||
// ASSIGN TOKEN TYPES
|
// ASSIGN TOKEN TYPES
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -0,0 +1,21 @@
|
||||||
|
package org.antlr.v4.semantics;
|
||||||
|
|
||||||
|
/** check for the following errors:
|
||||||
|
*
|
||||||
|
* RULE_REDEFINITION
|
||||||
|
RULE_HAS_NO_ARGS
|
||||||
|
UNDEFINED_RULE_REF
|
||||||
|
MISSING_RULE_ARGS
|
||||||
|
SYMBOL_CONFLICTS_WITH_GLOBAL_SCOPE
|
||||||
|
LABEL_CONFLICTS_WITH_RULE
|
||||||
|
LABEL_CONFLICTS_WITH_TOKEN
|
||||||
|
LABEL_TYPE_CONFLICT
|
||||||
|
ACTION_REDEFINITION
|
||||||
|
NO_SUCH_RULE_IN_SCOPE
|
||||||
|
TOKEN_ALIAS_CONFLICT
|
||||||
|
TOKEN_ALIAS_REASSIGNMENT
|
||||||
|
|
||||||
|
The
|
||||||
|
*/
|
||||||
|
public class SymbolCollisionChecks {
|
||||||
|
}
|
||||||
|
|
@ -1,7 +1,21 @@
|
||||||
package org.antlr.v4.tool;
|
package org.antlr.v4.tool;
|
||||||
|
|
||||||
import org.antlr.runtime.tree.CommonTree;
|
|
||||||
|
|
||||||
public class Rule {
|
public class Rule {
|
||||||
public CommonTree tree;
|
public String name;
|
||||||
|
public GrammarASTWithOptions ast;
|
||||||
|
public GrammarAST arg;
|
||||||
|
public GrammarAST ret;
|
||||||
|
public Rule(String name, GrammarASTWithOptions ast) {
|
||||||
|
this.name = name;
|
||||||
|
this.ast = ast;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public String toString() {
|
||||||
|
return "Rule{" +
|
||||||
|
"name='" + name + '\'' +
|
||||||
|
", arg=" + arg +
|
||||||
|
", ret=" + ret +
|
||||||
|
'}';
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue