-exports.matchAny = matchAny;
-/**
-* @description repeating matching function `f`
-* zero or more times, like the asterisk `*` in regex `f*` .
-* @param f : the function to be repeated 0+ times.
-* @returns:the combined function
-*/
-function OnceOrMoreDo(f) {
- return (x) => {
- var wrappedOldX = { _tag: "Some", value: x };
- var wrappedNewX = wrappedOldX;
- var counter = -1;
- while (wrappedNewX._tag != "None") {
- wrappedOldX = wrappedNewX;
- wrappedNewX = thenDo(wrappedOldX, f);
- counter += 1;
- }
- ;
- if (counter <= 0) {
- return { _tag: "None" };
- }
- let ast = wrappedOldX.value.ast;
- wrappedOldX.value.ast = ast.slice(ast.length - counter);
- console.log(repr(wrappedOldX.value.ast));
- return wrappedOldX;
- };
-}
-exports.OnceOrMoreDo = OnceOrMoreDo;
-/**
- * aux function for midfix operator
- * @param f function
- * @param signal the rule name
- * @returns
- */
-let midfix = (f, signal) => (x) => {
- var a = f(x);
- if (a._tag == "Some") {
- let ast_tail = slice(a.value.ast, a.value.ast.length - 3);
- let new_ast = [ast_tail];
- a.value.ast = new_ast;
- console.log("+" + signal + "+" + repr(a));
- }
- return a;
-};
-let circumfix = (f, signal) => (x) => {
- var a = f(x);
- if (a._tag == "Some") {
- let inner = a.value.ast[a.value.ast.length - 2];
- let ast_middle = [inner];
- let new_ast = [ast_middle];
- a.value.ast = new_ast;
- }
- return a;
-};
-/**
- * TODO: 12(13)(14) only parsed with only 12(13)
- */
-/** single1 = tInt | "(" expr ")"*/
-let single1 = circumfix((x) => thenDo(thenDo(thenDo(tk.toSome(x), tLParen), expr), tRParen), "fac1");
-let single2 = tInt;
-let single = orDo(single1, single2);
-/** func = single | single "(" single ")"
- * i.e.
- *
- * func = single | func_aux ( int )
- *
-*/
-/** fac = single ["(" single ")"]? | single */
-let fac1Appliee = circumfix((x) => thenDo(thenDo(thenDo(tk.toSome(x), tLParen), tInt), tRParen), "fac1");
-let fac1 = (x) => {
- let raw = thenDo(thenDo(toSome(x), single), OnceOrMoreDo(fac1Appliee));
- console.log("+" + "火鳥" + "+" + repr(raw));
- if (raw._tag == "Some") {
- var result = raw.value.ast[0];
- let applyToken = { text: '%apply', ln: 0, col: 0 };
- for (var i = 1; i < raw.value.ast.length; i++) {
- result = [applyToken, result, raw.value.ast[i]];
- }
- console.log("+" + "hitori" + "+" + repr(result));
- if (!Array.isArray(result)) {
- raw.value.ast = [result];
- }
- else {
- raw.value.ast = result;
- }
- }
- return raw;
-};
-let fac2 = single;
-let fac = orDo(fac1, fac2);
-/**
- *
- * term1 = fac (MUL | DIV) fac
- */
-let term1 = midfix((x) => thenDo(thenDo(thenDo(tk.toSome(x), fac), orDo(tMul, tDiv)), fac), "term1");
-/**
- *
- * term2 = int MUL int
- */
-let term2 = fac;
-/**
- * term = term1 | term2
- */
-let term = orDo(term1, term2);
-/**
- *
- * expr1 = term ADD term
- */
-let expr1 = midfix((x) => thenDo(thenDo(thenDo(tk.toSome(x), term), orDo(tAdd, tSub)), term), "expr1");
-/**
- * expr2 = term
- */
-let expr2 = term;
-/**
- * expr = expr1 | expr2
- */
-let expr = orDo(expr1, expr2);
-let tokens = tk.tokenize("1");
-//let tokens = tk.tokenize("(4-(3/4))");
-//tk.tokenize(argv[2]);
-let tokensFiltered = tokens.filter((x) => {
- return (x.type != tk.TokenType.NL
- && x.type != tk.TokenType.SP);
-});
-let wrappedTokens = tk.toSome({
- matched: [],
- remained: tokensFiltered,
- ast: []
-});
-let beta = expr({
- matched: [],
- remained: tokensFiltered,
- ast: []
-});
-if (beta._tag == "Some") {
- console.log(tkTreeToSExp(beta.value.ast));
-}
-console.log("RESULT=" + repr(beta));