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v4: refactor ASTLabelType() and TokenLabelType() to new templates that properly handle null values 

[git-p4: depot-paths = "//depot/code/antlr4/main/": change = 9351]
This commit is contained in:
sharwell 2011-11-17 18:15:27 -08:00
parent 0fb5baca1c
commit b1a060a61e
1 changed files with 10 additions and 7 deletions
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17
tool/resources/org/antlr/v4/tool/templates/codegen/Java/Java.stg
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@ -67,8 +67,8 @@ TreeParserModel(parser, funcs, atn, sempredFuncs, superclass) ::= <<
<Parser_(ctor="treeparser_ctor",
extras={
@Override
public <file.ASTLabelType> match(int ttype) throws RecognitionException {
return (<file.ASTLabelType>)super.match(ttype);
public <ASTLabelType()> match(int ttype) throws RecognitionException {
return (<ASTLabelType()>)super.match(ttype);
\}
}, ...)>
>>
@ -475,6 +475,9 @@ SetAttr(s,rhsChunks) ::= "_localctx.<s.name> = <rhsChunks>;"
LexerSetAttr(s,rhsChunks) ::= "<s.name> = <rhsChunks>;"
//SetQAttr(s,rhsChunks) ::= "<s.dict>.<s.name> = <rhsChunks>;"
ASTLabelType() ::= "<file.ASTLabelType; null={Object}>"
TokenLabelType() ::= "<file.TokenLabelType; null={Token}>"
TokenPropertyRef_text(t) ::= "(_localctx.<t.label>!=null?_localctx.<t.label>.getText():null)"
TokenPropertyRef_type(t) ::= "(_localctx.<t.label>!=null?_localctx.<t.label>.getType():0)"
TokenPropertyRef_line(t) ::= "(_localctx.<t.label>!=null?_localctx.<t.label>.getLine():0)"
@ -484,9 +487,9 @@ TokenPropertyRef_index(t) ::= "(_localctx.<t.label>!=null?_localctx.<t.label>.ge
TokenPropertyRef_tree(t) ::= "_localctx.<t.label>_tree"
TokenPropertyRef_int(t) ::= "(_localctx.<t.label>!=null?Integer.valueOf(_localctx.<t.label>.getText()):0)"
RulePropertyRef_start(r) ::= "(_localctx.<r.label>!=null?((<file.TokenLabelType>)_localctx.<r.label>.start):null)"
RulePropertyRef_stop(r) ::= "(_localctx.<r.label>!=null?((<file.TokenLabelType>)_localctx.<r.label>.stop):null)"
RulePropertyRef_tree(r) ::= "(_localctx.<r.label>!=null?((<file.ASTLabelType>)_localctx.<r.label>.tree):null)"
RulePropertyRef_start(r) ::= "(_localctx.<r.label>!=null?((<TokenLabelType()>)_localctx.<r.label>.start):null)"
RulePropertyRef_stop(r) ::= "(_localctx.<r.label>!=null?((<TokenLabelType()>)_localctx.<r.label>.stop):null)"
RulePropertyRef_tree(r) ::= "(_localctx.<r.label>!=null?((<ASTLabelType()>)_localctx.<r.label>.tree):null)"
RulePropertyRef_text(r) ::= "(_localctx.<r.label>!=null?_input.toString(_localctx.<r.label>.start,_localctx.<r.label>.stop):null)"
RulePropertyRef_st(r) ::= "(_localctx.<r.label>!=null?_localctx.<r.label>.st:null)"
@ -517,8 +520,8 @@ TokenListDecl(t) ::= "List\<Token> <t.name> = new ArrayList\<Token>();"
RuleContextDecl(r) ::= "<r.ctxName> <r.name>;"
RuleContextListDecl(rdecl) ::= "List\<<rdecl.ctxName>> <rdecl.name> = new ArrayList\<<rdecl.ctxName>>();"
NodeDecl(t) ::= "<file.ASTLabelType> <t.name>;"
NodeListDecl(t) ::= "List\<<file.ASTLabelType>> <t.name> = new ArrayList\<<file.ASTLabelType>>();"
NodeDecl(t) ::= "<ASTLabelType()> <t.name>;"
NodeListDecl(t) ::= "List\<<ASTLabelType()>> <t.name> = new ArrayList\<<ASTLabelType()>>();"
/** Default RuleContext type name for a Parser rule */
ParserRuleContext() ::= "ParserRuleContext"