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| 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 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 | 3x 10120x 10120x 10120x 10120x 8139x 3x 8136x 1x 8135x 8139x 1981x 828x 828x 2886x 2886x 2886x 828x 1153x 9x 9x 9x 9x 9x 9x 1144x 1141x 1141x 1141x 1141x 6840x 6840x 6840x 1141x 3x 3x 3x 3x 394x 394x 394x 394x | import type {JavaScript} from '@jsonjoy.com/codegen';
const codegenValue = (doc: unknown, code: string[], r: number): number => {
let rr = r;
const type = typeof doc;
const isPrimitive = doc === null || type === 'boolean' || type === 'string' || type === 'number';
// Primitives
if (isPrimitive) {
if (doc === Infinity) {
code.push(`if(r${r} !== Infinity)return false;`);
} else if (doc === -Infinity) {
code.push(`if(r${r} !== -Infinity)return false;`);
} else {
code.push(`if(r${r} !== ${JSON.stringify(doc)})return false;`);
}
return rr;
}
// Arrays
if (Array.isArray(doc)) {
code.push(`if(!Array.isArray(r${r}) || r${r}.length !== ${doc.length})return false;`);
for (let i = 0; i < doc.length; i++) {
rr++;
code.push(`var r${rr}=r${r}[${i}];`);
rr = codegenValue(doc[i], code, rr);
}
return rr;
}
// Uint8Array
if (doc instanceof Uint8Array) {
const length = doc.length;
code.push(`if(!(r${r} instanceof Uint8Array) || r${r}.length !== ${length})return false;`);
let condition = '';
for (let i = 0; i < length; i++) condition += (condition ? '||' : '') + `(r${r}[${i}]!==${doc[i]})`;
if (condition) code.push(`if(${condition})return false;`);
return rr;
}
// Objects
if (type === 'object' && doc) {
const obj = doc as Record<string, unknown>;
const keys = Object.keys(obj);
code.push(
`if(!r${r} || typeof r${r} !== "object" || Array.isArray(r${r}) || Object.keys(r${r}).length !== ${keys.length})return false;`,
);
for (const key of keys) {
rr++;
code.push(`var r${rr}=r${r}[${JSON.stringify(key)}];`);
rr = codegenValue(obj[key], code, rr);
}
return rr;
}
// Undefined
if (doc === undefined) {
code.push(`if(r${r} !== undefined)return false;`);
return rr;
}
return rr;
};
export const deepEqualCodegen = (a: unknown): JavaScript<(b: unknown) => boolean> => {
const code: string[] = [];
codegenValue(a, code, 0);
const fn = ['(function(r0){', ...code, 'return true;', '})'];
// return fn.join('\n') as JavaScript<(b: unknown) => boolean>;
return fn.join('') as JavaScript<(b: unknown) => boolean>;
};
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