forgetest1
/
antlr
forked from jasder/antlr
1
0
Fork 0
Code Issues Pull Requests 1 Releases Wiki Activity

tweak doc

This commit is contained in:
parrt 2016-03-30 16:06:11 -07:00
parent 3d21617e30
commit 91560f7035
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
doc/options.md
View File

@ -58,7 +58,8 @@ $ antlr4 T2.g4
$ grep MyToken T2Parser.java
public MyToken x;
```
* `contextSuperClass`. Specify the super class of parse tree internal nodes. Default is `ParserRuleContext`. Should derived from ultimately `RuleContext` at minimum.
* `contextSuperClass`. Specify the super class of parse tree internal nodes. Default is `ParserRuleContext`. Should derive from ultimately `RuleContext` at minimum.
Java target can use `contextSuperClass=org.antlr.v4.runtime.RuleContextWithAltNum` for convenience. It adds a backing field for `altNumber`, the alt matched for the associated rule node.
## Rule Options