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node_modules/smol-toml/dist/parse.js

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+/*!
+ * Copyright (c) Squirrel Chat et al., All rights reserved.
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holder nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software without
+ *    specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+import { parseKey } from './struct.js';
+import { extractValue } from './extract.js';
+import { skipVoid } from './util.js';
+import { TomlError } from './error.js';
+function peekTable(key, table, meta, type) {
+    let t = table;
+    let m = meta;
+    let k;
+    let hasOwn = false;
+    let state;
+    for (let i = 0; i < key.length; i++) {
+        if (i) {
+            t = hasOwn ? t[k] : (t[k] = {});
+            m = (state = m[k]).c;
+            if (type === 0 /* Type.DOTTED */ && (state.t === 1 /* Type.EXPLICIT */ || state.t === 2 /* Type.ARRAY */)) {
+                return null;
+            }
+            if (state.t === 2 /* Type.ARRAY */) {
+                let l = t.length - 1;
+                t = t[l];
+                m = m[l].c;
+            }
+        }
+        k = key[i];
+        if ((hasOwn = Object.hasOwn(t, k)) && m[k]?.t === 0 /* Type.DOTTED */ && m[k]?.d) {
+            return null;
+        }
+        if (!hasOwn) {
+            if (k === '__proto__') {
+                Object.defineProperty(t, k, { enumerable: true, configurable: true, writable: true });
+                Object.defineProperty(m, k, { enumerable: true, configurable: true, writable: true });
+            }
+            m[k] = {
+                t: i < key.length - 1 && type === 2 /* Type.ARRAY */
+                    ? 3 /* Type.ARRAY_DOTTED */
+                    : type,
+                d: false,
+                i: 0,
+                c: {},
+            };
+        }
+    }
+    state = m[k];
+    if (state.t !== type && !(type === 1 /* Type.EXPLICIT */ && state.t === 3 /* Type.ARRAY_DOTTED */)) {
+        // Bad key type!
+        return null;
+    }
+    if (type === 2 /* Type.ARRAY */) {
+        if (!state.d) {
+            state.d = true;
+            t[k] = [];
+        }
+        t[k].push(t = {});
+        state.c[state.i++] = (state = { t: 1 /* Type.EXPLICIT */, d: false, i: 0, c: {} });
+    }
+    if (state.d) {
+        // Redefining a table!
+        return null;
+    }
+    state.d = true;
+    if (type === 1 /* Type.EXPLICIT */) {
+        t = hasOwn ? t[k] : (t[k] = {});
+    }
+    else if (type === 0 /* Type.DOTTED */ && hasOwn) {
+        return null;
+    }
+    return [k, t, state.c];
+}
+export function parse(toml, { maxDepth = 1000, integersAsBigInt } = {}) {
+    let res = {};
+    let meta = {};
+    let tbl = res;
+    let m = meta;
+    for (let ptr = skipVoid(toml, 0); ptr < toml.length;) {
+        if (toml[ptr] === '[') {
+            let isTableArray = toml[++ptr] === '[';
+            let k = parseKey(toml, ptr += +isTableArray, ']');
+            if (isTableArray) {
+                if (toml[k[1] - 1] !== ']') {
+                    throw new TomlError('expected end of table declaration', {
+                        toml: toml,
+                        ptr: k[1] - 1,
+                    });
+                }
+                k[1]++;
+            }
+            let p = peekTable(k[0], res, meta, isTableArray ? 2 /* Type.ARRAY */ : 1 /* Type.EXPLICIT */);
+            if (!p) {
+                throw new TomlError('trying to redefine an already defined table or value', {
+                    toml: toml,
+                    ptr: ptr,
+                });
+            }
+            m = p[2];
+            tbl = p[1];
+            ptr = k[1];
+        }
+        else {
+            let k = parseKey(toml, ptr);
+            let p = peekTable(k[0], tbl, m, 0 /* Type.DOTTED */);
+            if (!p) {
+                throw new TomlError('trying to redefine an already defined table or value', {
+                    toml: toml,
+                    ptr: ptr,
+                });
+            }
+            let v = extractValue(toml, k[1], void 0, maxDepth, integersAsBigInt);
+            p[1][p[0]] = v[0];
+            ptr = v[1];
+        }
+        ptr = skipVoid(toml, ptr, true);
+        if (toml[ptr] && toml[ptr] !== '\n' && toml[ptr] !== '\r') {
+            throw new TomlError('each key-value declaration must be followed by an end-of-line', {
+                toml: toml,
+                ptr: ptr
+            });
+        }
+        ptr = skipVoid(toml, ptr);
+    }
+    return res;
+}