}
public static Node transform(Node n, Scope scope) {
- if (n.cdata != null) n.cdata = eval(n.cdata, scope).toString();
- else for(int i=1; i<n.numattrs*2; i+=2) n.attrs[i] = eval(n.attrs[i], scope).toString();
- return n;
+ try {
+ if (n.cdata != null) n.cdata = eval(n.cdata, scope).toString();
+ else for(int i=1; i<n.numattrs*2; i+=2) n.attrs[i] = eval(n.attrs[i], scope).toString();
+ return n;
+ } catch (JSExn e) { throw new RuntimeException(e); }
}
- private static Object eval(String s, Scope scope) {
+ private static Object eval(String s, Scope scope) throws JSExn {
if (s == null) return null;
StringBuffer ret = new StringBuffer();
for(boolean first = true; s.indexOf("${") != -1; first = false) {
ret.append(s.substring(0, s.indexOf("${")));
String s2 = s.substring(s.indexOf("${")+2);
- Object app = exec("return (" + s2.substring(0, s2.indexOf('}')) + ");\n", scope);
+ JS app = exec("return (" + s2.substring(0, s2.indexOf('}')) + ");\n", scope);
s = s.substring(s.indexOf('}') + 1);
//if (first && s.trim().length() == 0) return app;
- if (!(app == null || app instanceof String || app instanceof Number || app instanceof Boolean))
+ if (!(app == null || app instanceof JSPrimitive))
throw new RuntimeException("javascripts within ${...} can only return strings, numbers, and booleans; not a " +
app.getClass().getName());
- ret.append(app == null ? "null" : app.toString());
+ ret.append(app == null ? "null" : JSU.toString(app));
}
ret.append(s);
return ret.toString();
}
- public static Object exec(String s, Scope scope) {
+ public static JS exec(String s, Scope scope) {
try {
return JSU.cloneWithNewGlobalScope(JSU.fromReader("input", 0, new StringReader(s)), scope).call(null,null);
} catch (Exception e) {
}
}
- public static class Scope extends JS.Immutable {
+ public static class Scope extends JS.Obj {
private final JS parent;
private final Hash declared = new Hash();
public Scope(JS parent) { this.parent = parent; }