X-Git-Url: http://lambda.jimpryor.net/git/gitweb.cgi?p=lambda.git;a=blobdiff_plain;f=code%2Fparse.js;h=08ac5f047377cf2ba9b9b9ee394a834866b49f80;hp=08bc9a0ede9545529a2135c8447209d6032de8c4;hb=3641a9827575d2eba30d316395eb3db7c45a1477;hpb=9731d7ed813516ee7c8c7ee8f24f3295789295d3

diff --git a/code/parse.js b/code/parse.js
index 08bc9a0e..08ac5f04 100644
--- a/code/parse.js
+++ b/code/parse.js
@@ -208,8 +208,16 @@ var make_parse = function () {
 		constant("I", make_lam(x, xx));
 		constant("B", make_lam3(u, v, x, make_app(uu, make_app(vv, xx))));
 		constant("C", make_lam3(u, v, x, make_app3(uu, xx, vv)));
-		constant("W", make_lam2(u, v, make_app3(uu, vv, vv)));
+
+		// trush \uv.vu = CI
 		constant("T", make_lam2(u, v, make_app(vv, uu)));
+		// mockingbird \u.uu = SII
+		constant("M", make_lam(u, make_app(uu, uu)));
+		// warbler \uv.uvv = C(BM(BBT) = C(BS(C(BBI)I))I
+		constant("W", make_lam2(u, v, make_app3(uu, vv, vv)));
+		// lark \uv.u(vv) = CBM = BWB
+		constant("L", make_lam2(u, v, make_app(uu, make_app(vv, vv))));
+		// Y is SLL
 
 	}
 	make_constants();
@@ -234,8 +242,10 @@ var make_parse = function () {
             } else {
                 t.first = [];
                 while (token.arity === "name" || token.id === "\\") {
-		    if (token.id !=== "\\") {t.first.push(n);}
-                    n = token;
+		    if (token.id !== "\\") {
+                      t.first.push(n);
+                      n = token;
+		    }
                     advance();
                 }
 				if (token.arity === "literal" && t.first.length === 0) {