/proc/2/root/var/runtime/node_modules/@aws-sdk/dynamodb-codec/dist-cjs
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const { JsonCodec, JsonShapeSerializer, JsonShapeDeserializer, JsonCodec2, JsonShapeSerializer2, JsonShapeDeserializer2 } = require("@aws-sdk/core/protocols");const { NormalizedSchema } = require("@smithy/core/schema");const { toBase64, fromBase64 } = require("@smithy/core/serde"); class DynamoDBJsonCodec extends JsonCodec { constructor() { super({ timestampFormat: { useTrait: true, default: 7, }, jsonName: false, }); } createSerializer() { const serializer = new DynamoDBJsonShapeSerializer(this.settings); serializer.setSerdeContext(this.serdeContext); return serializer; } createDeserializer() { const deserializer = new DynamoDBJsonShapeDeserializer(this.settings); deserializer.setSerdeContext(this.serdeContext); return deserializer; }}const ATTRIBUTE_VALUE$1 = "com.amazonaws.dynamodb#AttributeValue";class DynamoDBJsonShapeSerializer extends JsonShapeSerializer { _write(schema, value, container) { const ns = NormalizedSchema.of(schema); if (ns.isStructSchema() && ns.getName(true) === ATTRIBUTE_VALUE$1) { if (value && typeof value === "object") { const av = value; const out = this.copyRemoveNulls(av); const base64Encode = this.serdeContext?.base64Encoder ?? toBase64; if (av.B instanceof Uint8Array) { out.B = base64Encode(av.B); } if (Array.isArray(av.BS)) { out.BS = av.BS.map(base64Encode); } if (Array.isArray(av.L)) { const list = []; for (const v of av.L) { if (v != null) { list.push(this._write(ns, v, container)); } } out.L = list; } if (av.M && typeof av.M === "object") { out.M = {}; for (const [k, v] of Object.entries(av.M)) { if (v != null) { out.M[k] = this._write(ns, v, container); } } } return out; } } return super._write(ns, value, container); } copyRemoveNulls(v) { if (typeof v !== "object") { return v; } if (v === null) { return {}; } if (Array.isArray(v)) { const out = []; for (const item of v) { if (item != null) { out.push(this.copyRemoveNulls(item)); } } return out; } const out = {}; for (const [k, _v] of Object.entries(v)) { if (_v != null) { if (["B", "BS", "L", "M"].includes(k)) { continue; } out[k] = this.copyRemoveNulls(_v); } } return out; }}class DynamoDBJsonShapeDeserializer extends JsonShapeDeserializer { _read(schema, value) { const ns = NormalizedSchema.of(schema); if (ns.isStructSchema() && ns.getName(true) === ATTRIBUTE_VALUE$1) { if (value && typeof value === "object") { const av = value; const out = av; const base64Decoder = this.serdeContext?.base64Decoder ?? fromBase64; if (typeof av.B === "string") { out.B = base64Decoder(av.B); } if (Array.isArray(av.BS)) { out.BS = av.BS.map(base64Decoder); } if (Array.isArray(av.L)) { out.L = av.L.map((v) => this._read(ns, v)); } if (av.M && typeof av.M === "object") { for (const [k, v] of Object.entries(av.M)) { out.M[k] = this._read(ns, v); } } return out; } } return super._read(ns, value); }} const ATTRIBUTE_VALUE = "com.amazonaws.dynamodb#AttributeValue";class DynamoDBJsonShapeSerializer2 extends JsonShapeSerializer2 { writeValue(schema, value, container) { if (value != null && typeof value === "object") { const ns = NormalizedSchema.of(schema); if (ns.isStructSchema() && ns.getName(true) === ATTRIBUTE_VALUE) { this.writeAttributeValue(value); return; } } super.writeValue(schema, value, container); } writeAttributeValue(av) { const base64Encode = this.serdeContext?.base64Encoder ?? toBase64; this.writeAscii("{"); let first = true; for (const key in av) { const val = av[key]; if (val == null) continue; if (!first) { this.writeAscii(","); } first = false; this.writeAsciiQuoted(key); this.writeAscii(":"); switch (key) { case "B": if (val instanceof Uint8Array) { this.writeBase64(val); } else { this.writeJsonString(val); } break; case "BS": this.writeAscii("["); { const arr = val; for (let i = 0; i < arr.length; i++) { if (i > 0) this.writeAscii(","); const item = arr[i]; if (item instanceof Uint8Array) { this.writeBase64(item); } else { this.writeJsonString(base64Encode(item)); } } } this.writeAscii("]"); break; case "L": this.writeAscii("["); { const arr = val; for (let i = 0; i < arr.length; i++) { if (i > 0) this.writeAscii(","); if (arr[i] != null) { this.writeAttributeValue(arr[i]); } else { this.writeAscii("null"); } } } this.writeAscii("]"); break; case "M": this.writeAscii("{"); { const map = val; let mapFirst = true; for (const k in map) { if (map[k] == null) continue; if (!mapFirst) this.writeAscii(","); mapFirst = false; this.writeJsonString(k); this.writeAscii(":"); this.writeAttributeValue(map[k]); } } this.writeAscii("}"); break; case "SS": case "NS": this.writeAscii("["); { const arr = val; for (let i = 0; i < arr.length; i++) { if (i > 0) this.writeAscii(","); this.writeJsonString(arr[i]); } } this.writeAscii("]"); break; case "S": case "N": this.writeJsonString(val); break; case "BOOL": this.writeAscii(val ? "true" : "false"); break; case "NULL": this.writeAscii(val ? "true" : "false"); break; default: this.writeAscii(JSON.stringify(val)); break; } } this.writeAscii("}"); }}class DynamoDBJsonShapeDeserializer2 extends JsonShapeDeserializer2 { _read(schema, value) { const ns = NormalizedSchema.of(schema); if (ns.isStructSchema() && ns.getName(true) === ATTRIBUTE_VALUE) { if (value && typeof value === "object") { return this.readAttributeValue(value); } } return super._read(ns, value); } readAttributeValue(av) { const base64Decode = this.serdeContext?.base64Decoder ?? fromBase64; const out = av; if (typeof av.B === "string") { out.B = base64Decode(av.B); } if (Array.isArray(av.BS)) { out.BS = av.BS.map(base64Decode); } if (Array.isArray(av.L)) { out.L = av.L.map((v) => this.readAttributeValue(v)); } if (av.M && typeof av.M === "object") { const m = av.M; for (const k in m) { m[k] = this.readAttributeValue(m[k]); } } return out; }}class DynamoDBJsonCodec2 extends JsonCodec2 { constructor() { super({ timestampFormat: { useTrait: true, default: 7, }, jsonName: false, }); } createSerializer() { const serializer = new DynamoDBJsonShapeSerializer2(this.settings); serializer.setSerdeContext(this.serdeContext); return serializer; } createDeserializer() { const deserializer = new DynamoDBJsonShapeDeserializer2(this.settings); deserializer.setSerdeContext(this.serdeContext); return deserializer; }} exports.DynamoDBJsonCodec = DynamoDBJsonCodec;exports.DynamoDBJsonCodec2 = DynamoDBJsonCodec2;