1324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/* 2324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * [The "BSD license"] 3324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * Copyright (c) 2011 Terence Parr 4324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * All rights reserved. 5324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * 6324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * Conversion to C#: 7324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * Copyright (c) 2011 Sam Harwell, Pixel Mine, Inc. 8324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * All rights reserved. 9324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * 10324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * Redistribution and use in source and binary forms, with or without 11324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * modification, are permitted provided that the following conditions 12324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * are met: 13324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * 1. Redistributions of source code must retain the above copyright 14324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * notice, this list of conditions and the following disclaimer. 15324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * 2. Redistributions in binary form must reproduce the above copyright 16324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * notice, this list of conditions and the following disclaimer in the 17324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * documentation and/or other materials provided with the distribution. 18324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * 3. The name of the author may not be used to endorse or promote products 19324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * derived from this software without specific prior written permission. 20324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * 21324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver */ 32324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** Template subgroup to add template rewrite output 33324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * If debugging, then you'll also get STDbg.stg loaded. 34324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver */ 35324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 36324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver@outputFile.imports() ::= << 37324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<@super.imports()> 38324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverusing Antlr3.ST; 39324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverusing Antlr3.ST.Language; 40324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 41324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 42324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver@genericParser.members() ::= << 43324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<@super.members()> 44324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverprivate StringTemplateGroup _templateGroup = new StringTemplateGroup("<name>Templates", typeof(AngleBracketTemplateLexer) ); 45324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 46324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverpublic StringTemplateGroup TemplateGroup 47324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 48324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver get { return _templateGroup; } 49324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver set { _templateGroup = value; } 50324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 51324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 52324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 53324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverruleReturnBaseType() ::= <% 54324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverTemplate<if(TREE_PARSER)>Tree<else>Parser<endif>RuleReturnScope\<StringTemplate, <labelType>> 55324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver%> 56324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 57324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** x+=rule when output=template */ 58324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverruleRefAndListLabel(rule,label,elementIndex,args,scope) ::= << 59324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<ruleRef(...)> 60324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<listLabelElem(elem={<label>.Template},elemType="StringTemplate",...)> 61324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 62324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 63324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverrewriteTemplate(alts) ::= << 64324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 65324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// TEMPLATE REWRITE 66324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<if(backtracking)> 67324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverif (<actions.(actionScope).synpredgate>) 68324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 69324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver <alts:rewriteTemplateAlt(); separator="else "> 70324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver <if(rewriteMode)><replaceTextInLine()><endif> 71324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver} 72324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<else> 73324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<alts:rewriteTemplateAlt(); separator="else "> 74324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<if(rewriteMode)><replaceTextInLine()><endif> 75324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<endif> 76324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 77324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 78324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverreplaceTextInLine() ::= << 79324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<if(TREE_PARSER)> 80324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver((TokenRewriteStream)input.TokenStream).Replace( 81324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver input.TreeAdaptor.GetTokenStartIndex(retval.Start), 82324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver input.TreeAdaptor.GetTokenStopIndex(retval.Start), 83324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver retval.Template); 84324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<else> 85324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver((TokenRewriteStream)input).Replace( 86324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver retval.Start.TokenIndex, 87324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver input.LT(-1).TokenIndex, 88324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver retval.Template); 89324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<endif> 90324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 91324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 92324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverrewriteTemplateAlt(it) ::= << 93324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver// <it.description> 94324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<if(it.pred)> 95324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruverif (<it.pred>) 96324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 97324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver retval.Template = <it.alt>; 98324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver}<\n> 99324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<else> 100324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{ 101324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver retval.Template = <it.alt>; 102324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver}<\n> 103324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<endif> 104324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 105324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 106324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverrewriteEmptyTemplate(alts) ::= << 107324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruvernull; 108324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 109324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 110324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** Invoke a template with a set of attribute name/value pairs. 111324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * Set the value of the rule's template *after* having set 112324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * the attributes because the rule's template might be used as 113324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * an attribute to build a bigger template; you get a self-embedded 114324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver * template. 115324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver */ 116324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverrewriteExternalTemplate(name,args) ::= <% 117324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverTemplateGroup.GetInstanceOf("<name>"<optionalArguments(args)>) 118324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver%> 119324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 120324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** expr is a string expression that says what template to load */ 121324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverrewriteIndirectTemplate(expr,args) ::= <% 122324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverTemplateGroup.GetInstanceOf(<expr><optionalArguments(args)>) 123324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver%> 124324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 125324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** Invoke an inline template with a set of attribute name/value pairs */ 126324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverrewriteInlineTemplate(args, template) ::= <% 127324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruvernew StringTemplate(TemplateGroup, "<template>"<optionalArguments(args)>) 128324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver%> 129324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 130324c4644fee44b9898524c09511bd33c3f12e2dfBen GruveroptionalArguments(args) ::= << 131324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<if(args)>, 132324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver new Dictionary\<string, object>() { <args:optionalArgument(); separator=", "> } 133324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<endif> 134324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 135324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 136324c4644fee44b9898524c09511bd33c3f12e2dfBen GruveroptionalArgument(it) ::= << 137324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver{"<it.name>", <it.value>} 138324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 139324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 140324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** plain -> {foo} action */ 141324c4644fee44b9898524c09511bd33c3f12e2dfBen GruverrewriteAction(action) ::= << 142324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver<action> 143324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 144324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 145324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** An action has %st.attrName=expr; or %{st}.attrName=expr; */ 146324c4644fee44b9898524c09511bd33c3f12e2dfBen GruveractionSetAttribute(st,attrName,expr) ::= << 147324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver(<st>).SetAttribute("<attrName>",<expr>); 148324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 149324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver 150324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver/** Translate %{stringExpr} */ 151324c4644fee44b9898524c09511bd33c3f12e2dfBen GruveractionStringConstructor(stringExpr) ::= << 152324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruvernew StringTemplate(TemplateGroup,<stringExpr>) 153324c4644fee44b9898524c09511bd33c3f12e2dfBen Gruver>> 154