public class Collapse : TokenStream {
+
+
public Collapse(Gee.ArrayList<Token> tokens)
{
- parent(ar);;
+ base(tokens);
this.spaces();
- ar = this.collapse(this.tokens);
+ var ar = this.collapse(this.tokens);
this.tokens = ar;
void spaces ()
{
- var ar = new Gee.ArrayList<Token>()
+ var ar = new Gee.ArrayList<Token>();
var pref = new Gee.ArrayList<Token>();
pref.add(tok);
continue;
}
- tok.prefix = '';
+ tok.prefix = "";
if (pref.size > 0) {
- foreach(e in pref) {
+ foreach(var e in pref) {
tok.prefix += e.data;
}
pref = new Gee.ArrayList<Token>(); // reset pref..
}
this.tokens = ar;
- },
+ }
- Gee.ArrayList<Token> collapse(ar)
+ Gee.ArrayList<Token> collapse(Gee.ArrayList<Token> ar)
{
var st = new TokenStream(ar);
while (true) {
var tok = st.look(1,true);
- if (!tok || !tok.is) {
+ if (tok == null) {
// Seed.print(TokenStream.toString(ret));
return ret;
}
// console.log(tok.data);
+
switch(tok.type) {
case "VOID":
return ret; //EOF
case "STRN":
case "NUMB":
case "REGX":
- ret.push(st.next(1));
+ var nn = st.next();
+ if (nn != null) {
+ ret.add(nn);
+ }
continue;
case "PUNC":
case "(":
var start = st.cursor;
- st.next(1);
+ st.next();
+
var add = st.balance(tok.data);
- if (!add) {
- console.dump(tok);
- console.dump(start + '...' + st.cursor);
- console.dump(st.tokens);
+ // if (!add) {
+ //console.dump(tok);
+ //console.dump(start + '...' + st.cursor);
+ //console.dump(st.tokens);
- }
- if (add) {
- add.shift();
+ //}
+ if (add.size > 0) {
+ add.remove_at(0); // remove the first element... (as it's the
}
//Seed.print("ADD");
//Seed.print(JSON.stringify(add, null,4));
- var toks = add ? this.collapse(add) : [];
- tok.items = false;
- tok.props = false;
-
+ var toks = add.size > 0 ? this.collapse(add) : add;
+ tok.items = new Gee.ArrayList<Gee.ArrayList<Token>>(); //?? needed?
+ tok.props = new Gee.HashMap<string,TokenKeyMap>();
+
- if (tok.data != '{') {
+ if (tok.data != "{") {
// paramters or array elements..
- tok.items = this.toItems(toks, [',']);
+ tok.items = this.toItems(toks, ",");
} else {
// check for types.. it could be a list of statements.. or object
+ // format "{" "xXXX" ":" << looks for the ':'.. seems to work.. not sure if it's foolproof...
var ost = new TokenStream(toks);
//console.dump(ost.look(2,true) );
- if (ost.look(2,true) && ost.look(2,true).data == ":") {
+ if (ost.look(2,true) != null && ost.look(2,true).data == ":") {
+ // object properties...
tok.props = this.toProps(toks);
} else {
// list of statemetns..
- tok.items = this.toItems(toks,[ ';', '{'] );;
+ tok.items = this.toItems(toks, ";{");;
}
//Seed.print(" ADD : " + add.length + " ITEMS: " + tok.items.length);
- ret.push(tok);
+ ret.add(tok);
continue;
default:
- ret.push(st.next(1));
+ ret.add(st.next());
continue;
}
- Seed.print("OOPS");
+ print("OOPS");
continue;
default :
- Seed.print("OOPS" + tok.type);
+ print("OOPS" + tok.type);
continue;
}
}
- },
- toItems : function(ar,sep)
+ }
+ // array of arrays of tokens
+ Gee.ArrayList<Gee.ArrayList<Token>> toItems(Gee.ArrayList<Token> ar, string sep)
{
- var ret = [];
- var g = [];
+ var ret = new Gee.ArrayList<Gee.ArrayList<Token>>() ;
+ var g = new Gee.ArrayList<Token>() ;
- for (var i = 0; i < ar.length; i ++) {
- if (sep.indexOf(ar[i].data) < 0) {
- g.push(ar[i]);
+ for (var i = 0; i < ar.size; i ++) {
+ if (sep.index_of(ar.get(i).data) < 0) {
+ g.add(ar.get(i));
continue;
}
// var a=..., b =...
- if ((ar[i].data != ';') && g.length && (g[0].name == "VAR")) {;
- g.push(ar[i]);
+ if ((ar.get(i).data != ";") && g.size> 0 && (g[0].name == "VAR")) {;
+ g.add(ar.get(i));
continue;
}
- g.push(ar[i]);
- ret.push(g);
- g = [];
+ g.add(ar.get(i));
+ ret.add(g);
+ g = new Gee.ArrayList<Token>() ;
}
// last..
- if (g.length) {
- ret.push(g);
+ if (g.size > 0) {
+ ret.add(g);
}
return ret;
- },
- toProps : function(ar)
+ }
+
+ Gee.HashMap<string,TokenKeyMap> toProps (Gee.ArrayList<Token> ar)
{
- var ret = { }
+ var ret = new Gee.HashMap<string,TokenKeyMap>();
- var g = { key : '', val: [] }
+ var g = new TokenKeyMap();
- var k = '';
+ var k = "";
var state = 0;
- for (var i = 0; i < ar.length; i ++) {
+ for (var i = 0; i < ar.size; i ++) {
switch(state) {
case 0:
- k = ar[i].data;
- g.key = ar[i];
+ k = ar.get(i).data;
+ g.key = ar.get(i);
state = 1;
continue;
case 1:
state =2; // should be ':'
continue;
case 2:
- g.val.push(ar[i]);
- if (ar[i].data != ',') {
+ g.vals.add( ar.get(i));
+ if ( ar.get(i).data != ",") {
continue;
}
- ret[k] = g;
- g = { key : '', val: [] }
+ ret.set(k, g);
+ g = new TokenKeyMap();
state = 0;
continue;
}
// last.. - if g.val.length is 0 then it's a trailing ','...
// we should really throw a syntax error in that case..
- if (k.length && g.val.length) {
- ret[k] = g;
+ if (k.length > 0 && g.vals.size > 0) {
+ ret.set(k, g);
}
return ret;
}
+ }
-
-});
+}