@tevm/voltaire

---

@tevm/voltaire / primitives/Int8

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primitives/Int8

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Type Aliases

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BrandedInt8

BrandedInt8 = number & object

Defined in: src/primitives/Int8/Int8Type.ts:24 A signed 8-bit integer branded type. Internally a JavaScript number constrained to [-128, 127].

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Type Declaration

[brand]

readonly [brand]: "Int8"

---

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Int8Input

Int8Input = number | bigint | string | BrandedInt8

Defined in: src/primitives/Int8/index.ts:63

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Variables

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INT8_MAX

const INT8_MAX: 127 = 127

Defined in: src/primitives/Int8/Int8Type.ts:29

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INT8_MIN

const INT8_MIN: -128 = -128

Defined in: src/primitives/Int8/Int8Type.ts:28

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Functions

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_abs()

_abs(value): BrandedInt8

Defined in: src/primitives/Int8/arithmetic.js:86 Absolute value

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Parameters

value

BrandedInt8

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Returns

BrandedInt8

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_and()

_and(a, b): BrandedInt8

Defined in: src/primitives/Int8/bitwise.js:7 Bitwise AND

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Parameters

a

BrandedInt8

b

BrandedInt8

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Returns

BrandedInt8

---

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_bitLength()

_bitLength(value): number

Defined in: src/primitives/Int8/utilities.js:8 Get bit length (number of bits needed to represent value)

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Parameters

value

BrandedInt8

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Returns

number

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_dividedBy()

_dividedBy(a, b): BrandedInt8

Defined in: src/primitives/Int8/arithmetic.js:51 Divide two BrandedInt8 values (EVM SDIV semantics - truncate toward zero)

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Parameters

a

BrandedInt8

b

BrandedInt8

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Returns

BrandedInt8

---

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_equals()

_equals(a, b): boolean

Defined in: src/primitives/Int8/comparison.js:7 Check if two BrandedInt8 values are equal

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Parameters

a

BrandedInt8

b

BrandedInt8

​

Returns

boolean

---

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_greaterThan()

_greaterThan(a, b): boolean

Defined in: src/primitives/Int8/comparison.js:27 Check if a > b

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Parameters

a

BrandedInt8

b

BrandedInt8

​

Returns

boolean

---

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_isNegative()

_isNegative(value): boolean

Defined in: src/primitives/Int8/comparison.js:45 Check if value is negative

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Parameters

value

BrandedInt8

​

Returns

boolean

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_isPositive()

_isPositive(value): boolean

Defined in: src/primitives/Int8/comparison.js:54 Check if value is positive (> 0)

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Parameters

value

BrandedInt8

​

Returns

boolean

---

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_isZero()

_isZero(value): boolean

Defined in: src/primitives/Int8/comparison.js:36 Check if value is zero

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Parameters

value

BrandedInt8

​

Returns

boolean

---

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_leadingZeros()

_leadingZeros(value): number

Defined in: src/primitives/Int8/utilities.js:20 Count leading zeros in binary representation

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Parameters

value

BrandedInt8

​

Returns

number

---

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_lessThan()

_lessThan(a, b): boolean

Defined in: src/primitives/Int8/comparison.js:17 Check if a < b

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Parameters

a

BrandedInt8

b

BrandedInt8

​

Returns

boolean

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_maximum()

_maximum(a, b): BrandedInt8

Defined in: src/primitives/Int8/comparison.js:74 Get maximum of two values

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Parameters

a

BrandedInt8

b

BrandedInt8

​

Returns

BrandedInt8

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_minimum()

_minimum(a, b): BrandedInt8

Defined in: src/primitives/Int8/comparison.js:64 Get minimum of two values

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Parameters

a

BrandedInt8

b

BrandedInt8

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Returns

BrandedInt8

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_minus()

_minus(a, b): BrandedInt8

Defined in: src/primitives/Int8/arithmetic.js:23 Subtract two BrandedInt8 values

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Parameters

a

BrandedInt8

b

BrandedInt8

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Returns

BrandedInt8

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_modulo()

_modulo(a, b): BrandedInt8

Defined in: src/primitives/Int8/arithmetic.js:72 Modulo operation (EVM SMOD semantics - sign follows dividend)

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Parameters

a

BrandedInt8

b

BrandedInt8

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Returns

BrandedInt8

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_negate()

_negate(value): BrandedInt8

Defined in: src/primitives/Int8/arithmetic.js:100 Negate value

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Parameters

value

BrandedInt8

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Returns

BrandedInt8

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_not()

_not(value): BrandedInt8

Defined in: src/primitives/Int8/bitwise.js:50 Bitwise NOT

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Parameters

value

BrandedInt8

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Returns

BrandedInt8

---

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_or()

_or(a, b): BrandedInt8

Defined in: src/primitives/Int8/bitwise.js:23 Bitwise OR

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Parameters

a

BrandedInt8

b

BrandedInt8

​

Returns

BrandedInt8

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_plus()

_plus(a, b): BrandedInt8

Defined in: src/primitives/Int8/arithmetic.js:9 Add two BrandedInt8 values

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Parameters

a

BrandedInt8

b

BrandedInt8

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Returns

BrandedInt8

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_popCount()

_popCount(value): number

Defined in: src/primitives/Int8/utilities.js:37 Count set bits (population count)

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Parameters

value

BrandedInt8

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Returns

number

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_shiftLeft()

_shiftLeft(value, shift): BrandedInt8

Defined in: src/primitives/Int8/bitwise.js:63 Left shift

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Parameters

value

BrandedInt8

shift

number

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Returns

BrandedInt8

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_shiftRight()

_shiftRight(value, shift): BrandedInt8

Defined in: src/primitives/Int8/bitwise.js:79 Arithmetic right shift (preserves sign bit)

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Parameters

value

BrandedInt8

shift

number

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Returns

BrandedInt8

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_sign()

_sign(value): -1 | 0 | 1

Defined in: src/primitives/Int8/comparison.js:83 Get sign of value (-1, 0, or 1)

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Parameters

value

BrandedInt8

​

Returns

-1 | 0 | 1

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_times()

_times(a, b): BrandedInt8

Defined in: src/primitives/Int8/arithmetic.js:37 Multiply two BrandedInt8 values

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Parameters

a

BrandedInt8

b

BrandedInt8

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Returns

BrandedInt8

---

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_toBigint()

_toBigint(value): bigint

Defined in: src/primitives/Int8/conversions.js:15 Convert BrandedInt8 to bigint

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Parameters

value

BrandedInt8

​

Returns

bigint

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_toBytes()

_toBytes(value): Uint8Array<ArrayBufferLike>

Defined in: src/primitives/Int8/conversions.js:35 Convert BrandedInt8 to bytes (two’s complement)

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Parameters

value

BrandedInt8

​

Returns

Uint8Array<ArrayBufferLike>

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_toHex()

_toHex(value): string

Defined in: src/primitives/Int8/conversions.js:24 Convert BrandedInt8 to hex string (two’s complement)

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Parameters

value

BrandedInt8

​

Returns

string

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_toNumber()

_toNumber(value): number

Defined in: src/primitives/Int8/conversions.js:6 Convert BrandedInt8 to number

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Parameters

value

BrandedInt8

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Returns

number

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_toString()

_toString(value): string

Defined in: src/primitives/Int8/conversions.js:46 Convert BrandedInt8 to string

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Parameters

value

BrandedInt8

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Returns

string

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_xor()

_xor(a, b): BrandedInt8

Defined in: src/primitives/Int8/bitwise.js:37 Bitwise XOR

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Parameters

a

BrandedInt8

b

BrandedInt8

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Returns

BrandedInt8

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abs()

abs(value): BrandedInt8

Defined in: src/primitives/Int8/index.ts:106

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Parameters

value

Int8Input

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Returns

BrandedInt8

---

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and()

and(a, b): BrandedInt8

Defined in: src/primitives/Int8/index.ts:150

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Parameters

a

Int8Input

b

Int8Input

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Returns

BrandedInt8

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bitLength()

bitLength(value): number

Defined in: src/primitives/Int8/index.ts:174

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Parameters

value

Int8Input

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Returns

number

---

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dividedBy()

dividedBy(a, b): BrandedInt8

Defined in: src/primitives/Int8/index.ts:98

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Parameters

a

Int8Input

b

Int8Input

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Returns

BrandedInt8

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equals()

equals(a, b): boolean

Defined in: src/primitives/Int8/index.ts:114

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Parameters

a

Int8Input

b

Int8Input

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Returns

boolean

---

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from()

from(value): BrandedInt8

Defined in: src/primitives/Int8/from.js:8 Create a BrandedInt8 from a number, bigint, hex string, or another BrandedInt8

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Parameters

value

string | number | bigint | BrandedInt8

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Returns

BrandedInt8

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fromBigint()

fromBigint(value): BrandedInt8

Defined in: src/primitives/Int8/from.js:44 Create a BrandedInt8 from a bigint

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Parameters

value

bigint

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Returns

BrandedInt8

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fromBytes()

fromBytes(bytes): BrandedInt8

Defined in: src/primitives/Int8/from.js:74 Create a BrandedInt8 from bytes (two’s complement)

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Parameters

bytes

Uint8Array<ArrayBufferLike> single byte

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Returns

BrandedInt8

---

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fromHex()

fromHex(hex): BrandedInt8

Defined in: src/primitives/Int8/from.js:58 Create a BrandedInt8 from a hex string (two’s complement)

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Parameters

hex

string “0xFF” for -1, “0x80” for -128, “0x7F” for 127

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Returns

BrandedInt8

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fromNumber()

fromNumber(value): BrandedInt8

Defined in: src/primitives/Int8/from.js:27 Create a BrandedInt8 from a number

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Parameters

value

number

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Returns

BrandedInt8

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greaterThan()

greaterThan(a, b): boolean

Defined in: src/primitives/Int8/index.ts:122

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Parameters

a

Int8Input

b

Int8Input

​

Returns

boolean

---

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isNegative()

isNegative(value): boolean

Defined in: src/primitives/Int8/index.ts:130

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Parameters

value

Int8Input

​

Returns

boolean

---

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isPositive()

isPositive(value): boolean

Defined in: src/primitives/Int8/index.ts:134

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Parameters

value

Int8Input

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Returns

boolean

---

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isValid()

isValid(value): boolean

Defined in: src/primitives/Int8/utilities.js:53 Validate if number is valid Int8

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Parameters

value

number

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Returns

boolean

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isZero()

isZero(value): boolean

Defined in: src/primitives/Int8/index.ts:126

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Parameters

value

Int8Input

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Returns

boolean

---

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leadingZeros()

leadingZeros(value): number

Defined in: src/primitives/Int8/index.ts:178

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Parameters

value

Int8Input

​

Returns

number

---

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lessThan()

lessThan(a, b): boolean

Defined in: src/primitives/Int8/index.ts:118

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Parameters

a

Int8Input

b

Int8Input

​

Returns

boolean

---

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maximum()

maximum(a, b): BrandedInt8

Defined in: src/primitives/Int8/index.ts:142

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Parameters

a

Int8Input

b

Int8Input

​

Returns

BrandedInt8

---

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minimum()

minimum(a, b): BrandedInt8

Defined in: src/primitives/Int8/index.ts:138

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Parameters

a

Int8Input

b

Int8Input

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Returns

BrandedInt8

---

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minus()

minus(a, b): BrandedInt8

Defined in: src/primitives/Int8/index.ts:90

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Parameters

a

Int8Input

b

Int8Input

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Returns

BrandedInt8

---

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modulo()

modulo(a, b): BrandedInt8

Defined in: src/primitives/Int8/index.ts:102

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Parameters

a

Int8Input

b

Int8Input

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Returns

BrandedInt8

---

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negate()

negate(value): BrandedInt8

Defined in: src/primitives/Int8/index.ts:110

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Parameters

value

Int8Input

​

Returns

BrandedInt8

---

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not()

not(value): BrandedInt8

Defined in: src/primitives/Int8/index.ts:162

​

Parameters

value

Int8Input

​

Returns

BrandedInt8

---

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or()

or(a, b): BrandedInt8

Defined in: src/primitives/Int8/index.ts:154

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Parameters

a

Int8Input

b

Int8Input

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Returns

BrandedInt8

---

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plus()

plus(a, b): BrandedInt8

Defined in: src/primitives/Int8/index.ts:86

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Parameters

a

Int8Input

b

Int8Input

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Returns

BrandedInt8

---

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popCount()

popCount(value): number

Defined in: src/primitives/Int8/index.ts:182

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Parameters

value

Int8Input

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Returns

number

---

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shiftLeft()

shiftLeft(value, shift): BrandedInt8

Defined in: src/primitives/Int8/index.ts:166

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Parameters

value

Int8Input

shift

number

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Returns

BrandedInt8

---

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shiftRight()

shiftRight(value, shift): BrandedInt8

Defined in: src/primitives/Int8/index.ts:170

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Parameters

value

Int8Input

shift

number

​

Returns

BrandedInt8

---

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sign()

sign(value): -1 | 0 | 1

Defined in: src/primitives/Int8/index.ts:146

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Parameters

value

Int8Input

​

Returns

-1 | 0 | 1

---

​

times()

times(a, b): BrandedInt8

Defined in: src/primitives/Int8/index.ts:94

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Parameters

a

Int8Input

b

Int8Input

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Returns

BrandedInt8

---

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toBigint()

toBigint(value): bigint

Defined in: src/primitives/Int8/index.ts:69

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Parameters

value

Int8Input

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Returns

bigint

---

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toBytes()

toBytes(value): Uint8Array

Defined in: src/primitives/Int8/index.ts:77

​

Parameters

value

Int8Input

​

Returns

Uint8Array

---

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toHex()

toHex(value): string

Defined in: src/primitives/Int8/index.ts:73

​

Parameters

value

Int8Input

​

Returns

string

---

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toNumber()

toNumber(value): number

Defined in: src/primitives/Int8/index.ts:65

​

Parameters

value

Int8Input

​

Returns

number

---

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toString()

toString(value): string

Defined in: src/primitives/Int8/index.ts:82

​

Parameters

value

Int8Input

​

Returns

string

---

​

xor()

xor(a, b): BrandedInt8

Defined in: src/primitives/Int8/index.ts:158

​

Parameters

a

Int8Input

b

Int8Input

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Returns

BrandedInt8