diff options
Diffstat (limited to 'src/boot/ast.boot')
| -rw-r--r-- | src/boot/ast.boot | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/src/boot/ast.boot b/src/boot/ast.boot index 52c161fc..0d8c17a8 100644 --- a/src/boot/ast.boot +++ b/src/boot/ast.boot @@ -1096,16 +1096,9 @@ bfCase(x,y)== g := atom x => x bfGenSymbol() - a := - EQ(g,x) => nil - [[g,x]] - -- We need a temporary for the rest of the structure. - g1 := bfGenSymbol() - -- locally bind newly introduced temporaries in the alternatives - inits := [:a,[g1,["CDR",g]]] - body := ["CASE",["CAR", g], :bfCaseItems (g1,y)] - #inits = 1 => ["LET",inits,body] - ["LET*",inits,body] + body := ["CASE",["CAR", g], :bfCaseItems(g,y)] + EQ(g,x) => body + ["LET",[[g,x]],body] bfCaseItems: (%Thing,%List) -> %List bfCaseItems(g,x) == @@ -1117,7 +1110,7 @@ bfCI(g,x,y)== if null a then [first x,y] else - b:=[[i,bfCARCDR(j,g)] for i in a for j in 0.. | i ~= "DOT"] + b:=[[i,bfCARCDR(j,g)] for i in a for j in 1.. | i ~= "DOT"] null b => [first x,y] [first x,["LET",b,y]] |