First commit

node_modules/ret/dist/write-set-tokens.js

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+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.writeSetTokens = exports.setChar = void 0;
+const types_1 = require("./types");
+const sets = __importStar(require("./sets-lookup"));
+/**
+ * Takes character code and returns character to be displayed in a set
+ * @param {number} charCode Character code of set element
+ * @returns {string} The string for the sets character
+ */
+function setChar(charCode) {
+    return charCode === 94 ? '\\^' :
+        charCode === 92 ? '\\\\' :
+            charCode === 93 ? '\\]' :
+                charCode === 45 ? '\\-' :
+                    String.fromCharCode(charCode);
+}
+exports.setChar = setChar;
+/**
+ * Test if a character set matches a 'set-lookup'
+ * @param {SetTokens} set The set to be tested
+ * @param {SetLookup} param The predefined 'set-lookup' & the number of elements in the lookup
+ * @returns {boolean} True if the character set corresponds to the 'set-lookup'
+ */
+function isSameSet(set, { lookup, len }) {
+    // If the set and the lookup are not of the same length
+    // then we immediately know that the lookup will be false
+    if (len !== set.length) {
+        return false;
+    }
+    const map = lookup();
+    for (const elem of set) {
+        if (elem.type === types_1.types.SET) {
+            return false;
+        }
+        const key = elem.type === types_1.types.CHAR ? elem.value : `${elem.from}-${elem.to}`;
+        if (map[key]) {
+            map[key] = false;
+        }
+        else {
+            return false;
+        }
+    }
+    return true;
+}
+/**
+ * Writes the tokens for a set
+ * @param {Set} set The set to display
+ * @param {boolean} isNested Whether the token is nested inside another set token
+ * @returns {string} The tokens for the set
+ */
+function writeSetTokens(set, isNested = false) {
+    if (isSameSet(set.set, sets.INTS)) {
+        return set.not ? '\\D' : '\\d';
+    }
+    if (isSameSet(set.set, sets.WORDS)) {
+        return set.not ? '\\W' : '\\w';
+    }
+    // Notanychar is only relevant when not nested inside another set token
+    if (set.not && isSameSet(set.set, sets.NOTANYCHAR)) {
+        return '.';
+    }
+    if (isSameSet(set.set, sets.WHITESPACE)) {
+        return set.not ? '\\S' : '\\s';
+    }
+    let tokenString = '';
+    for (let i = 0; i < set.set.length; i++) {
+        const subset = set.set[i];
+        tokenString += writeSetToken(subset);
+    }
+    const contents = `${set.not ? '^' : ''}${tokenString}`;
+    return isNested ? contents : `[${contents}]`;
+}
+exports.writeSetTokens = writeSetTokens;
+/**
+ * Writes a token within a set
+ * @param {Range | Char | Set} set The set token to display
+ * @returns {string} The token as a string
+ */
+function writeSetToken(set) {
+    if (set.type === types_1.types.CHAR) {
+        return setChar(set.value);
+    }
+    else if (set.type === types_1.types.RANGE) {
+        return `${setChar(set.from)}-${setChar(set.to)}`;
+    }
+    return writeSetTokens(set, true);
+}
+//# sourceMappingURL=write-set-tokens.js.map