81 lines
3.1 KiB
JavaScript
81 lines
3.1 KiB
JavaScript
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'use strict';
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var GetIntrinsic = require('get-intrinsic');
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var $TypeError = GetIntrinsic('%TypeError%');
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var HasOwnProperty = require('./HasOwnProperty');
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var ToNumeric = require('./ToNumeric');
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var ToPrimitive = require('./ToPrimitive');
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var ToString = require('./ToString');
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var Type = require('./Type');
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var NumberAdd = require('./Number/add');
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var NumberBitwiseAND = require('./Number/bitwiseAND');
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var NumberBitwiseOR = require('./Number/bitwiseOR');
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var NumberBitwiseXOR = require('./Number/bitwiseXOR');
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var NumberDivide = require('./Number/divide');
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var NumberExponentiate = require('./Number/exponentiate');
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var NumberLeftShift = require('./Number/leftShift');
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var NumberMultiply = require('./Number/multiply');
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var NumberRemainder = require('./Number/remainder');
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var NumberSignedRightShift = require('./Number/signedRightShift');
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var NumberSubtract = require('./Number/subtract');
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var NumberUnsignedRightShift = require('./Number/unsignedRightShift');
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var BigIntAdd = require('./BigInt/add');
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var BigIntBitwiseAND = require('./BigInt/bitwiseAND');
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var BigIntBitwiseOR = require('./BigInt/bitwiseOR');
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var BigIntBitwiseXOR = require('./BigInt/bitwiseXOR');
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var BigIntDivide = require('./BigInt/divide');
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var BigIntExponentiate = require('./BigInt/exponentiate');
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var BigIntLeftShift = require('./BigInt/leftShift');
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var BigIntMultiply = require('./BigInt/multiply');
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var BigIntRemainder = require('./BigInt/remainder');
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var BigIntSignedRightShift = require('./BigInt/signedRightShift');
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var BigIntSubtract = require('./BigInt/subtract');
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var BigIntUnsignedRightShift = require('./BigInt/unsignedRightShift');
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// https://262.ecma-international.org/12.0/#sec-applystringornumericbinaryoperator
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// https://262.ecma-international.org/12.0/#step-applystringornumericbinaryoperator-operations-table
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var table = {
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'**': [NumberExponentiate, BigIntExponentiate],
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'*': [NumberMultiply, BigIntMultiply],
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'/': [NumberDivide, BigIntDivide],
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'%': [NumberRemainder, BigIntRemainder],
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'+': [NumberAdd, BigIntAdd],
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'-': [NumberSubtract, BigIntSubtract],
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'<<': [NumberLeftShift, BigIntLeftShift],
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'>>': [NumberSignedRightShift, BigIntSignedRightShift],
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'>>>': [NumberUnsignedRightShift, BigIntUnsignedRightShift],
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'&': [NumberBitwiseAND, BigIntBitwiseAND],
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'^': [NumberBitwiseXOR, BigIntBitwiseXOR],
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'|': [NumberBitwiseOR, BigIntBitwiseOR]
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};
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module.exports = function ApplyStringOrNumericBinaryOperator(lval, opText, rval) {
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if (Type(opText) !== 'String' || !HasOwnProperty(table, opText)) {
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throw new $TypeError('Assertion failed: `opText` must be a valid operation string');
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}
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if (opText === '+') {
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var lprim = ToPrimitive(lval);
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var rprim = ToPrimitive(rval);
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if (Type(lprim) === 'String' || Type(rprim) === 'String') {
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var lstr = ToString(lprim);
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var rstr = ToString(rprim);
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return lstr + rstr;
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}
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/* eslint no-param-reassign: 1 */
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lval = lprim;
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rval = rprim;
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}
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var lnum = ToNumeric(lval);
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var rnum = ToNumeric(rval);
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var T = Type(lnum);
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if (T !== Type(rnum)) {
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throw new $TypeError('types of ' + lnum + ' and ' + rnum + ' differ');
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}
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var Operation = table[opText][T === 'BigInt' ? 1 : 0];
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return Operation(lnum, rnum);
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};
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