26 lines
977 B
JavaScript
26 lines
977 B
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.makeTopicFromString = exports.makeTopic = void 0;
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const hash_1 = require("../utils/hash");
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const bytes_1 = require("../utils/bytes");
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const hex_1 = require("../utils/hex");
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const types_1 = require("../types");
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function makeTopic(topic) {
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if (typeof topic === 'string') {
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return (0, hex_1.makeHexString)(topic, types_1.TOPIC_HEX_LENGTH);
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}
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else if (topic instanceof Uint8Array) {
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(0, bytes_1.assertBytes)(topic, types_1.TOPIC_BYTES_LENGTH);
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return (0, hex_1.bytesToHex)(topic, types_1.TOPIC_HEX_LENGTH);
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}
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throw new TypeError('invalid topic');
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}
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exports.makeTopic = makeTopic;
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function makeTopicFromString(s) {
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if (typeof s !== 'string') {
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throw new TypeError('topic has to be string!');
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}
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return (0, hex_1.bytesToHex)((0, hash_1.keccak256Hash)(s), types_1.TOPIC_HEX_LENGTH);
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}
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exports.makeTopicFromString = makeTopicFromString;
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