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[sbp.git]
/
src
/
edu
/
berkeley
/
sbp
/
meta
/
MetaGrammarBindings.java
diff --git
a/src/edu/berkeley/sbp/meta/MetaGrammarBindings.java
b/src/edu/berkeley/sbp/meta/MetaGrammarBindings.java
index
2866107
..
8be2fba
100644
(file)
--- a/
src/edu/berkeley/sbp/meta/MetaGrammarBindings.java
+++ b/
src/edu/berkeley/sbp/meta/MetaGrammarBindings.java
@@
-212,7
+212,17
@@
public class MetaGrammarBindings {
public static @bind.as("{") class XTree extends El {
public @bind.arg Seq body;
public Element build(MetaGrammar.Context cx) {
public static @bind.as("{") class XTree extends El {
public @bind.arg Seq body;
public Element build(MetaGrammar.Context cx) {
- throw new Error();
+ Union u = new Union();
+ Sequence s = body.build(cx, u, false);
+ Union u2 = new Union();
+ u2.add(Sequence.singleton(new Element[] {
+ CharRange.leftBrace,
+ cx.get("ws"),
+ u,
+ cx.get("ws"),
+ CharRange.rightBrace
+ }, 2));
+ return u2;
}
}
}
}