rearrage_stuff

node_modules/@bufbuild/protobuf/dist/cjs/reflect/scalar.js

@@ -0,0 +1,102 @@
+"use strict";
+// Copyright 2021-2025 Buf Technologies, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.scalarEquals = scalarEquals;
+exports.scalarZeroValue = scalarZeroValue;
+exports.isScalarZeroValue = isScalarZeroValue;
+const proto_int64_js_1 = require("../proto-int64.js");
+const descriptors_js_1 = require("../descriptors.js");
+/**
+ * Returns true if both scalar values are equal.
+ */
+function scalarEquals(type, a, b) {
+    if (a === b) {
+        // This correctly matches equal values except BYTES and (possibly) 64-bit integers.
+        return true;
+    }
+    // Special case BYTES - we need to compare each byte individually
+    if (type == descriptors_js_1.ScalarType.BYTES) {
+        if (!(a instanceof Uint8Array) || !(b instanceof Uint8Array)) {
+            return false;
+        }
+        if (a.length !== b.length) {
+            return false;
+        }
+        for (let i = 0; i < a.length; i++) {
+            if (a[i] !== b[i]) {
+                return false;
+            }
+        }
+        return true;
+    }
+    // Special case 64-bit integers - we support number, string and bigint representation.
+    switch (type) {
+        case descriptors_js_1.ScalarType.UINT64:
+        case descriptors_js_1.ScalarType.FIXED64:
+        case descriptors_js_1.ScalarType.INT64:
+        case descriptors_js_1.ScalarType.SFIXED64:
+        case descriptors_js_1.ScalarType.SINT64:
+            // Loose comparison will match between 0n, 0 and "0".
+            return a == b;
+    }
+    // Anything that hasn't been caught by strict comparison or special cased
+    // BYTES and 64-bit integers is not equal.
+    return false;
+}
+/**
+ * Returns the zero value for the given scalar type.
+ */
+function scalarZeroValue(type, longAsString) {
+    switch (type) {
+        case descriptors_js_1.ScalarType.STRING:
+            return "";
+        case descriptors_js_1.ScalarType.BOOL:
+            return false;
+        case descriptors_js_1.ScalarType.DOUBLE:
+        case descriptors_js_1.ScalarType.FLOAT:
+            return 0.0;
+        case descriptors_js_1.ScalarType.INT64:
+        case descriptors_js_1.ScalarType.UINT64:
+        case descriptors_js_1.ScalarType.SFIXED64:
+        case descriptors_js_1.ScalarType.FIXED64:
+        case descriptors_js_1.ScalarType.SINT64:
+            return (longAsString ? "0" : proto_int64_js_1.protoInt64.zero);
+        case descriptors_js_1.ScalarType.BYTES:
+            return new Uint8Array(0);
+        default:
+            // Handles INT32, UINT32, SINT32, FIXED32, SFIXED32.
+            // We do not use individual cases to save a few bytes code size.
+            return 0;
+    }
+}
+/**
+ * Returns true for a zero-value. For example, an integer has the zero-value `0`,
+ * a boolean is `false`, a string is `""`, and bytes is an empty Uint8Array.
+ *
+ * In proto3, zero-values are not written to the wire, unless the field is
+ * optional or repeated.
+ */
+function isScalarZeroValue(type, value) {
+    switch (type) {
+        case descriptors_js_1.ScalarType.BOOL:
+            return value === false;
+        case descriptors_js_1.ScalarType.STRING:
+            return value === "";
+        case descriptors_js_1.ScalarType.BYTES:
+            return value instanceof Uint8Array && !value.byteLength;
+        default:
+            return value == 0; // Loose comparison matches 0n, 0 and "0"
+    }
+}