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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 | 15x 15x 15x 15x 75x 75x 75x 9x 36x 36x 36x 36x 36x 36x 15x 15x 15x 12x 12x 6x 6x 6x 6x 6x 6x | import type {CompactStartsOp, OPCODE_STARTS} from '../codec/compact/types';
import {AbstractPredicateOp} from './AbstractPredicateOp';
import type {OperationStarts} from '../types';
import {find, type Path, formatJsonPointer} from '@jsonjoy.com/json-pointer';
import {OPCODE} from '../constants';
import type {AbstractOp} from './AbstractOp';
import type {IMessagePackEncoder} from '@jsonjoy.com/json-pack/lib/msgpack';
/**
* @category JSON Predicate
*/
export class OpStarts extends AbstractPredicateOp<'starts'> {
// tslint:disable-next-line variable-name
constructor(
path: Path,
public readonly value: string,
public readonly ignore_case: boolean,
) {
super(path);
}
public op() {
return 'starts' as const;
}
public code() {
return OPCODE.starts;
}
public test(doc: unknown): boolean {
const {val} = find(doc, this.path);
Iif (typeof val !== 'string') return false;
const outer = this.ignore_case ? val.toLowerCase() : val;
const inner = this.ignore_case ? this.value.toLowerCase() : this.value;
const test = outer.startsWith(inner);
return test;
}
public toJson(parent?: AbstractOp): OperationStarts {
const op: OperationStarts = {
op: 'starts',
path: formatJsonPointer(parent ? this.path.slice(parent.path.length) : this.path),
value: this.value,
};
if (this.ignore_case) (op as any).ignore_case = this.ignore_case;
return op;
}
public toCompact(parent: undefined | AbstractOp, verbose: boolean): CompactStartsOp {
const opcode: OPCODE_STARTS = verbose ? 'starts' : OPCODE.starts;
return this.ignore_case
? [opcode, parent ? this.path.slice(parent.path.length) : this.path, this.value, 1]
: [opcode, parent ? this.path.slice(parent.path.length) : this.path, this.value];
}
public encode(encoder: IMessagePackEncoder, parent?: AbstractOp) {
const ignoreCase = this.ignore_case;
encoder.encodeArrayHeader(ignoreCase ? 4 : 3);
encoder.writer.u8(OPCODE.starts);
encoder.encodeArray(parent ? this.path.slice(parent.path.length) : (this.path as unknown[]));
encoder.encodeString(this.value);
if (ignoreCase) encoder.writer.u8(1);
}
}
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