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Better syntax syntax

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Dmitry Boulytchev 2020-04-11 21:09:51 +03:00
parent 7748144a8f
commit 690825f540
14 changed files with 129 additions and 43 deletions
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10
stdlib/regression/test14.lama
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@ -3,11 +3,11 @@ import Fun;
import List;
local a = token ("a"),
eq = [token ("="), fun (l, r) {Eq (l, r)}],
add = [token ("+"), fun (l, r) {Add (l, r)}],
sub = [token ("-"), fun (l, r) {Sub (l, r)}],
mul = [token ("*"), fun (l, r) {Mul (l, r)}],
div = [token ("/"), fun (l, r) {Div (l, r)}],
eq = [token ("="), fun (l, _, r) {Eq (l, r)}],
add = [token ("+"), fun (l, _, r) {Add (l, r)}],
sub = [token ("-"), fun (l, _, r) {Sub (l, r)}],
mul = [token ("*"), fun (l, _, r) {Mul (l, r)}],
div = [token ("/"), fun (l, _, r) {Div (l, r)}],
exp = expr ({[Nona, singleton (eq)], [Right, {add, sub}], [Left, {mul, div}]}, a) (id);
printf ("%s\n", parseString (exp |> bypass (eof), "a+a-a").string);