return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
-exports.m1TType = void 0;
+exports.tkTreeToSExp = void 0;
var fs = require('fs');
-const node_process_1 = require("node:process");
-const tk = __importStar(require("./tokenize.js"));
const util = __importStar(require("util"));
+const p = __importStar(require("typescript-parsec"));
/**
- * debug reprensenting
+ *
+ * # REPRESENTATION
*/
-let repr = (x) => { return util.inspect(x, { depth: null }); };
/**
- * concated 2 `tkTree`s
- * @param x the array to be concated
- * @param y the item or array to ve concated
- * @returns concated tkTree array, or thrown error if can't be concated.
+ * convert a `tkTree` AST to S-expr string
+ * @param t the `tkTree`
+ * @returns S-expr String
*/
-function concat(x, y) {
- if (Array.isArray(x)) {
- return x.concat(y);
+function tkTreeToSExp(t) {
+ var str = "";
+ if (Array.isArray(t)) {
+ let strArray = t.map((x) => tkTreeToSExp(x));
+ str = "(" + strArray.join(" ") + ")";
}
else {
- throw new Error("the tkTree can't be concated, because it's not an array.");
- }
-}
-function slice(x, index, end) {
- if (Array.isArray(x)) {
- return x.slice(index, end);
- }
- else {
- throw new Error("the tkTree can't be concated, because it's not an array.");
- }
-}
-/**
- * @description
- * match one token type.
- *
- * it returns a function which test if the type of first token of the `remained` part of
- * the argument of the function is `typ` , if it's true, update the `TokenMatcheePair` wrapped
- * in `Some`. Otherwise, it returns `None`.
- * * @param typ : the type to be test.
- * @returns the updated `TokenMatcheePair` wrapped in `Some(x)` or `None`.
- */
-function m1TType(typ) {
- return (m) => {
- if (m.remained.length == 0) {
- return { _tag: "None" };
- }
- /**
- * token to be matched
- * */
- const ttbm = m.remained[0];
- if (ttbm.type == typ) {
- let new_matched = m.matched.concat(ttbm);
- let result = {
- _tag: "Some", value: {
- matched: new_matched,
- remained: m.remained.slice(1),
- ast: ([ttbm]),
- }
- };
- return result;
+ if (t === undefined) {
+ str = "%undefined";
}
else {
- return { _tag: "None" };
+ str = t;
}
- };
+ }
+ return str;
}
-exports.m1TType = m1TType;
-;
+exports.tkTreeToSExp = tkTreeToSExp;
+/**inspect the inner of the representation. */
+let repr = (x) => { return util.inspect(x, { depth: null }); };
+var TokenKind;
+(function (TokenKind) {
+ TokenKind[TokenKind["Seperator"] = 0] = "Seperator";
+ TokenKind[TokenKind["Semicolon"] = 1] = "Semicolon";
+ TokenKind[TokenKind["Number"] = 2] = "Number";
+ TokenKind[TokenKind["Op"] = 3] = "Op";
+ TokenKind[TokenKind["ExprMark"] = 4] = "ExprMark";
+ TokenKind[TokenKind["ExcapeAt"] = 5] = "ExcapeAt";
+ TokenKind[TokenKind["Paren"] = 6] = "Paren";
+ TokenKind[TokenKind["SpaceNL"] = 7] = "SpaceNL";
+ TokenKind[TokenKind["Id"] = 8] = "Id";
+ TokenKind[TokenKind["Str"] = 9] = "Str";
+ TokenKind[TokenKind["Comment"] = 10] = "Comment";
+})(TokenKind || (TokenKind = {}));
/**
- * type int
+ * Parsing
*/
-let tInt = m1TType(tk.TokenType.INT);
-let tAdd = m1TType(tk.TokenType.I_ADD);
-let tSub = m1TType(tk.TokenType.I_SUB);
-let tMul = m1TType(tk.TokenType.I_MUL);
-let tDiv = m1TType(tk.TokenType.I_DIV);
-let tLParen = m1TType(tk.TokenType.L_PAREN);
-let tRParen = m1TType(tk.TokenType.R_PAREN);
-let toSome = tk.toSome;
-node_process_1.argv.forEach((val, index) => {
- console.log(`${index}=${val}`);
-});
+const lexer = p.buildLexer([
+ [true, /^\d+(\.\d+)?/g, TokenKind.Number],
+ [true, /^\\\@/g, TokenKind.ExcapeAt],
+ [true, /^\/\*([^/]|\/[^*])*\*\//g, TokenKind.Comment],
+ [true, /^\;/g, TokenKind.Semicolon],
+ [true, /^[-][-][-]/g, TokenKind.Seperator],
+ [true, /^[\+\-\*\/\&\|\!\^\<\>\~\=\?]+/g, TokenKind.Op],
+ [true, /^\@/g, TokenKind.ExprMark],
+ [true, /^[()\[\]{}]/g, TokenKind.Paren],
+ [true, /^["]([\"]|[\\].)*["]/g, TokenKind.Str],
+ [true, /^[']([\']|[\\].)*[']/g, TokenKind.Str],
+ [true, /^[()\[\]{}]/g, TokenKind.Paren],
+ [true, /^[^\/\\\@\s\n\t\r;]+/g, TokenKind.Id],
+ [true, /^(\s|\n|\r|\t)+/g, TokenKind.SpaceNL],
+]);
/**
- * like `m ==> f` in ocaml
- * @param m matchee wrapped
- * @param f matching function
- * @returns wrapped result
+ *
+ * # TEST
*/
-function thenDo(m, f) {
- if (m._tag == "None") {
- return m;
+const inputTxt = `import a as b; /*bacourt*/
+/* ba choir
+ipsum lorem*/
+
+import you as john;
+---
+
+臺中市\\\@
+
+公園
+@1+2==3;
+
+console.log("122");@
+
+山頂
+`;
+const PROG = p.rule();
+const SEGMENT = p.rule();
+const IMPORT = p.rule();
+const IMPORTS = p.rule();
+const SEMICOLON = p.rule();
+const EXCAPE_AT = p.rule();
+const NOT_AT_TEXT = p.rule();
+const CONTENT = p.rule();
+let doubleMinus = { type: 'Punctuator', value: '--' };
+let doubleMinus2 = p.str('--');
+const TERM = p.rule();
+function applySegment(input) {
+ let unpackedInnerExprs = input[1].map((x) => { return x.text; });
+ return ["%exprs", unpackedInnerExprs];
+}
+function applySemiColon(value) {
+ return value.text;
+}
+function applyParts(first, second) {
+ return ["%clo", first, second[1]];
+}
+function applyComment(value) {
+ return [value.text];
+}
+function applyImport(input) {
+ let importTail = input[1].map(x => x.text);
+ return ["import"].concat(importTail);
+}
+;
+/*
+function applyImportComment(input: [Token<TokenKind>,Token<TokenKind>[],
+ tkTree, Token<TokenKind.Comment>]) : tkTree{
+ let importTail = input[1].map(x=>x.text);
+ let comment = [input[3].text];
+ return ["import"].concat(importTail).concat(comment);
+};*/
+function applyImports(input) {
+ let resultBody = [input[0]].concat(input[1]);
+ let resultWrapper = ["%import", resultBody];
+ return resultWrapper;
+}
+;
+function applyNotAtText(value) {
+ if (value.text == "\\\@") {
+ return '@';
}
else {
- var a = f(m.value);
- if (a._tag == "Some") {
- a.value.ast = concat(m.value.ast, a.value.ast);
- }
- return a;
+ return value.text;
}
}
-/**
- * like `f1 | f2` in regex
- * @param f1 the first tried function
- * @param f2 the second tried function
- * @returns wrapped result
- */
-function orDo(f1, f2) {
- return (x) => {
- let res1 = f1(x);
- if (res1._tag == "Some") {
- return res1;
- }
- else {
- let res2 = f2(x);
- return res2;
- }
- };
+;
+function applyText(input) {
+ return ["%text", input];
+}
+;
+function applyContent(input) {
+ return ["%content", input];
+}
+;
+function applySpaceNL(value) {
+ return value.text;
}
/**
- * 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)
+ * IMPORTEE: Number, Op, Paren, Id, Str, Comment,
*/
-/** 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);
-/** fac1 = single "(" int ")" | single */
-let fac1Appliee = circumfix((x) => thenDo(thenDo(thenDo(tk.toSome(x), tLParen), tInt), tRParen), "fac1");
-let fac1 = (x) => {
- let n = thenDo(thenDo(toSome(x), single), fac1Appliee);
- console.log("+" + "bocchitherock" + "+" + repr(n));
- return n;
-};
-let fac2 = single;
-let fac = orDo(fac1, fac2);
+let IMPORTEE = p.alt(p.tok(TokenKind.Number), p.tok(TokenKind.Op), p.tok(TokenKind.Paren), p.tok(TokenKind.Id), p.tok(TokenKind.Str), p.tok(TokenKind.SpaceNL), p.tok(TokenKind.Comment));
+let NOT_AT = p.alt(p.tok(TokenKind.Seperator), p.tok(TokenKind.Semicolon), p.tok(TokenKind.Number), p.tok(TokenKind.ExcapeAt), p.tok(TokenKind.Op), p.tok(TokenKind.Paren), p.tok(TokenKind.SpaceNL), p.tok(TokenKind.Id), p.tok(TokenKind.Str), p.tok(TokenKind.Comment));
/**
- *
- * term1 = fac (MUL | DIV) fac
+ * PROG : IMPORTS '---' CONTENT;
*/
-let term1 = midfix((x) => thenDo(thenDo(thenDo(tk.toSome(x), fac), orDo(tMul, tDiv)), fac), "term1");
+PROG.setPattern(p.lrec_sc(IMPORTS, p.seq(p.str('---'), CONTENT), applyParts));
/**
- *
- * term2 = int MUL int
+ * NOT_AT_TEXT : NOT_AT
*/
-let term2 = fac;
+NOT_AT_TEXT.setPattern(p.apply(NOT_AT, applyNotAtText));
+IMPORTS.setPattern(p.apply(p.seq(IMPORT, p.rep(IMPORT)), applyImports));
/**
- * term = term1 | term2
+ * IMPORT :
+ * 'import' IMPORTEE* SEMICOLON |
+ * COMMENT |
*/
-let term = orDo(term1, term2);
+IMPORT.setPattern(p.alt(p.apply(p.seq(p.str('import'), p.rep_sc(IMPORTEE), SEMICOLON), applyImport), p.apply(p.tok(TokenKind.Comment), applyComment), p.apply(p.tok(TokenKind.SpaceNL), applySpaceNL)));
/**
- *
- * expr1 = term ADD term
+ * SEMICOLON : ';';
*/
-let expr1 = midfix((x) => thenDo(thenDo(thenDo(tk.toSome(x), term), orDo(tAdd, tSub)), term), "expr1");
+SEMICOLON.setPattern(p.apply(p.tok(TokenKind.Semicolon), applySemiColon));
/**
- * expr2 = term
+ * SEGMENT : '@' NOT_AT* '@' |
+ * (NOT_AT_TEXT | EXCAPE_AT)*
*/
-let expr2 = term;
+SEGMENT.setPattern(p.alt(p.apply(p.rep_sc(NOT_AT_TEXT), applyText), p.apply(p.seq(p.str('@'), p.rep(NOT_AT), p.str('@')), applySegment)));
/**
- * expr = expr1 | expr2
+ * CONTENT : SEGMENT*
*/
-let expr = orDo(expr1, expr2);
-let tokens = tk.tokenize("12(13)(14)");
-//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: []
-});
-console.log("RESULT=" + repr(beta));
+CONTENT.setPattern(p.apply(p.rep(SEGMENT), applyContent));
+let tree = p.expectSingleResult(p.expectEOF(PROG.parse(lexer.parse(inputTxt))));
+console.log("RESULT=" + tkTreeToSExp(tree));
projects / clo / blobdiff