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https://github.com/marcin-szczepanski/jFuzzyLogic.git
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164 lines
4.9 KiB
Plaintext
164 lines
4.9 KiB
Plaintext
/*
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[The "BSD licence"]
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Copyright (c) 2005-2006 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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/** Template subgroup to add template rewrite output
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* If debugging, then you'll also get STDbg.stg loaded.
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*/
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group ST;
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@outputFile.imports() ::= <<
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<@super.imports()>
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import org.antlr.stringtemplate.*;
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import org.antlr.stringtemplate.language.*;
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import java.util.HashMap;
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>>
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/** Add this to each rule's return value struct */
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@returnScope.ruleReturnMembers() ::= <<
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public StringTemplate st;
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public Object getTemplate() { return st; }
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public String toString() { return st==null?null:st.toString(); }
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>>
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@genericParser.members() ::= <<
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<@super.members()>
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protected StringTemplateGroup templateLib =
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new StringTemplateGroup("<name>Templates", AngleBracketTemplateLexer.class);
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public void setTemplateLib(StringTemplateGroup templateLib) {
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this.templateLib = templateLib;
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}
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public StringTemplateGroup getTemplateLib() {
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return templateLib;
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}
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/** allows convenient multi-value initialization:
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* "new STAttrMap().put(...).put(...)"
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*/
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public static class STAttrMap extends HashMap {
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public STAttrMap put(String attrName, Object value) {
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super.put(attrName, value);
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return this;
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}
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public STAttrMap put(String attrName, int value) {
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super.put(attrName, new Integer(value));
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return this;
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}
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}
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>>
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/** x+=rule when output=template */
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ruleRefAndListLabel(rule,label,elementIndex,args,scope) ::= <<
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<ruleRef(...)>
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<listLabel(elem=label+".getTemplate()",...)>
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>>
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rewriteTemplate(alts) ::= <<
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// TEMPLATE REWRITE
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<if(backtracking)>
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if ( state.backtracking==0 ) {
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<alts:rewriteTemplateAlt(); separator="else ">
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<if(rewriteMode)><replaceTextInLine()><endif>
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}
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<else>
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<alts:rewriteTemplateAlt(); separator="else ">
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<if(rewriteMode)><replaceTextInLine()><endif>
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<endif>
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>>
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replaceTextInLine() ::= <<
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<if(TREE_PARSER)>
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((TokenRewriteStream)input.getTokenStream()).replace(
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input.getTreeAdaptor().getTokenStartIndex(retval.start),
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input.getTreeAdaptor().getTokenStopIndex(retval.start),
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retval.st);
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<else>
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((TokenRewriteStream)input).replace(
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((Token)retval.start).getTokenIndex(),
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input.LT(-1).getTokenIndex(),
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retval.st);
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<endif>
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>>
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rewriteTemplateAlt() ::= <<
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// <it.description>
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<if(it.pred)>
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if (<it.pred>) {
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retval.st = <it.alt>;
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}<\n>
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<else>
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{
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retval.st = <it.alt>;
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}<\n>
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<endif>
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>>
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rewriteEmptyTemplate(alts) ::= <<
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null;
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>>
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/** Invoke a template with a set of attribute name/value pairs.
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* Set the value of the rule's template *after* having set
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* the attributes because the rule's template might be used as
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* an attribute to build a bigger template; you get a self-embedded
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* template.
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*/
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rewriteExternalTemplate(name,args) ::= <<
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templateLib.getInstanceOf("<name>"<if(args)>,
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new STAttrMap()<args:{a | .put("<a.name>", <a.value>)}>
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<endif>)
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>>
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/** expr is a string expression that says what template to load */
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rewriteIndirectTemplate(expr,args) ::= <<
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templateLib.getInstanceOf(<expr><if(args)>,
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new STAttrMap()<args:{a | .put("<a.name>", <a.value>)}>
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<endif>)
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>>
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/** Invoke an inline template with a set of attribute name/value pairs */
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rewriteInlineTemplate(args, template) ::= <<
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new StringTemplate(templateLib, "<template>"<if(args)>,
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new STAttrMap()<args:{a | .put("<a.name>", <a.value>)}>
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<endif>)
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>>
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/** plain -> {foo} action */
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rewriteAction(action) ::= <<
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<action>
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>>
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/** An action has %st.attrName=expr; or %{st}.attrName=expr; */
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actionSetAttribute(st,attrName,expr) ::= <<
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(<st>).setAttribute("<attrName>",<expr>);
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>>
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/** Translate %{stringExpr} */
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actionStringConstructor(stringExpr) ::= <<
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new StringTemplate(templateLib,<stringExpr>)
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>>
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