Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | 61x 61x 61x 61x 61x 61x 61x 61x 61x 61x 2793049x 61x 7072x 57289x 7072x 61x 113997x 104971x 2459x 2459x 6060x 5797x 5066x 5066x 5066x 5066x 731x 731x 731x 731x 4613x 4613x 4613x 731x 507x 100215x | import type {JsonValue} from '@jsonjoy.com/json-pack/lib/types';
import {sort} from '@jsonjoy.com/util/lib/sort/insertion';
export enum CONST {
START_STATE = 5381,
NULL = 982452847,
TRUE = 982453247,
FALSE = 982454243,
ARRAY = 982452259,
STRING = 982453601,
OBJECT = 982454533,
}
export const updateNum = (state: number, num: number): number => {
return (state << 5) + state + num;
};
export const updateStr = (state: number, str: string): number => {
let i = str.length;
while (i) state = (state << 5) + state + str.charCodeAt(--i);
return state;
};
export const updateJson = (state: number, json: JsonValue): number => {
switch (typeof json) {
case 'number':
return updateNum(state, json);
case 'string':
state = updateNum(state, CONST.STRING);
return updateStr(state, json);
case 'object': {
if (json === null) return updateNum(state, CONST.NULL);
if (json instanceof Array) {
const length = json.length;
state = updateNum(state, CONST.ARRAY);
for (let i = 0; i < length; i++) state = updateJson(state, json[i]);
return state;
}
state = updateNum(state, CONST.OBJECT);
const keys = sort(Object.keys(json as object));
const length = keys.length;
for (let i = 0; i < length; i++) {
const key = keys[i];
state = updateStr(state, key);
state = updateJson(state, (json as any)[key]);
}
return state;
}
case 'boolean':
return updateNum(state, json ? CONST.TRUE : CONST.FALSE);
}
return state;
};
export const hash = (json: JsonValue) => updateJson(CONST.START_STATE, json) >>> 0;
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