Jule Manual

Appearance

std/jule/constant ​

Index ​

struct Const
    fn NewInt(i: big::Int): &Const
    fn NewI64(x: i64): &Const
    fn NewU64(x: u64): &Const
    fn NewBool(x: bool): &Const
    fn NewStr(x: str): &Const
    fn NewF64(x: f64): &Const
    fn NewNil(): &Const
    fn ReadInt(*self): big::Int
    fn ReadBool(*self): bool
    fn ReadStr(*self): str
    fn ReadF64(*self): f64
    fn AsI64(*self): i64
    fn AsU64(*self): u64
    fn AsF64(*self): f64
    fn SetInt(mut *self, x: big::Int)
    fn SetI64(mut *self, x: i64)
    fn SetU64(mut *self, x: u64)
    fn SetBool(mut *self, x: bool)
    fn SetStr(mut *self, x: str)
    fn SetF64(mut *self, x: f64)
    fn SetNil(mut *self)
    fn IsInt(*self): bool
    fn IsBool(*self): bool
    fn IsStr(*self): bool
    fn IsF64(*self): bool
    fn IsNil(*self): bool
    fn AreSameTypes(*self, x: Const): bool
    fn And(*self, x: Const): bool
    fn Or(*self, x: Const): bool
    fn Eq(*self, x: Const): bool
    fn Lt(*self, x: Const): bool
    fn LtEq(*self, x: Const): bool
    fn Gt(*self, x: Const): bool
    fn GtEq(*self, x: Const): bool
    fn Add(mut *self, x: Const): bool
    fn Sub(mut *self, x: Const): bool
    fn Mul(mut *self, x: Const): bool
    fn Div(mut *self, x: Const): bool
    fn Mod(mut *self, x: Const): bool
    fn BitwiseAnd(mut *self, x: Const): bool
    fn BitwiseOr(mut *self, x: Const): bool
    fn Xor(mut *self, x: Const): bool
    fn Lshift(mut *self, x: Const): bool
    fn Rshift(mut *self, x: Const): bool
    fn Str(*self): str

Const ​

jule
struct Const {
	Kind: str
	// NOTE: contains filtered hidden or unexported fields
}

Constant data. Use Const.new_nil function instead of Const{} for nil literal.

NewInt ​

jule
fn NewInt(i: big::Int): &Const

Returns new constant value instance from big-integer.

NewI64 ​

jule
fn NewI64(x: i64): &Const

Returns new constant value instance from 64-bit signed integer.

NewU64 ​

jule
fn NewU64(x: u64): &Const

Returns new constant value instance from 64-bit unsigned integer.

NewBool ​

jule
fn NewBool(x: bool): &Const

Returns new constant value instance from boolean.

NewStr ​

jule
fn NewStr(x: str): &Const

Returns new constant value instance from string.

NewF64 ​

jule
fn NewF64(x: f64): &Const

Returns new constant value instance from 64-bit floating-point.

NewNil ​

jule
fn NewNil(): &Const

Returns new constant value instance with nil.

ReadInt ​

jule
fn ReadInt(*self): big::Int

Reads integer data. Returns zero value if data is not integer.

ReadBool ​

jule
fn ReadBool(*self): bool

Reads boolean data. Returns false if data is not boolean.

ReadStr ​

jule
fn ReadStr(*self): str

Reads string data. Returns empty string if data is not string.

ReadF64 ​

jule
fn ReadF64(*self): f64

Reads 64-bit floating-point data. Returns 0 if data is not 64-bit floating-point.

AsI64 ​

jule
fn AsI64(*self): i64

Reads data as 64-bit signed integer. Returns 0 if data is string, bool or which is not numeric.

AsU64 ​

jule
fn AsU64(*self): u64

Reads data as 64-bit unsigned integer. Returns 0 if data is string, bool or which is not numeric.

AsF64 ​

jule
fn AsF64(*self): f64

Reads data as 64-bit floating-point. Returns 0 if data is string, bool or which is not numeric.

SetInt ​

jule
fn SetInt(mut *self, x: big::Int)

Sets constant value from big-integer.

SetI64 ​

jule
fn SetI64(mut *self, x: i64)

Sets constant value from 64-bit signed integer.

SetU64 ​

jule
fn SetU64(mut *self, x: u64)

Sets constant value from 64-bit unsigned integer.

SetBool ​

jule
fn SetBool(mut *self, x: bool)

Sets constant value from boolean.

SetStr ​

jule
fn SetStr(mut *self, x: str)

Sets constant value from string.

SetF64 ​

jule
fn SetF64(mut *self, x: f64)

Sets constant value from 64-bit floating-point.

SetNil ​

jule
fn SetNil(mut *self)

Sets constant value to nil.

IsInt ​

jule
fn IsInt(*self): bool

Reports whether data is integer.

IsBool ​

jule
fn IsBool(*self): bool

Reports whether data is boolean.

IsStr ​

jule
fn IsStr(*self): bool

Reports whether data is string.

IsF64 ​

jule
fn IsF64(*self): bool

Reports whether data is 64-bit floating-point.

IsNil ​

jule
fn IsNil(*self): bool

Reports whether data is nil.

AreSameTypes ​

jule
fn AreSameTypes(*self, x: Const): bool

Reports whether self and x has same type.

And ​

jule
fn And(*self, x: Const): bool

Reports whether self and x are true. Returns false if type is not supported.

Or ​

jule
fn Or(*self, x: Const): bool

Reports whether self or x is true. Returns false if type is not supported.

Eq ​

jule
fn Eq(*self, x: Const): bool

Reports whether self and x are equals. Returns false if type is not supported.

Lt ​

jule
fn Lt(*self, x: Const): bool

Reports whether self less than x. Returns false if type is unsupported by operation.

Supported types are:

  • strings
  • 64-bit signed integer
  • 64-bit unsigned integer
  • 64-bit floating-point

LtEq ​

jule
fn LtEq(*self, x: Const): bool

Reports whether self less than or equals to x. Returns false if type is unsupported by operation.

Supported types are:

  • strings
  • 64-bit signed integer
  • 64-bit unsigned integer
  • 64-bit floating-point

Gt ​

jule
fn Gt(*self, x: Const): bool

Reports whether self greater than x. Returns false if type is unsupported by operation.

Supported types are:

  • strings
  • 64-bit signed integer
  • 64-bit unsigned integer
  • 64-bit floating-point

GtEq ​

jule
fn GtEq(*self, x: Const): bool

Reports whether self greater than or equals to x. Returns false if type is unsupported by operation.

Supported types are:

  • strings
  • 64-bit signed integer
  • 64-bit unsigned integer
  • 64-bit floating-point

Add ​

jule
fn Add(mut *self, x: Const): bool

Adds x's value to itself value. Reports whether operation is success.

Sub ​

jule
fn Sub(mut *self, x: Const): bool

Subs x's value from itself value. Reports whether operation is success.

Mul ​

jule
fn Mul(mut *self, x: Const): bool

Multiplies x's value to c's value. Reports whether operation is success.

Div ​

jule
fn Div(mut *self, x: Const): bool

Divides itself value to x's value. Reports whether operation is success. Reports false if divided-by-zero.

NOTICE

This operation makes constant value is floating-point.

Mod ​

jule
fn Mod(mut *self, x: Const): bool

Mods itself value to x's value. Reports whether operation is success. Reports false if divided-by-zero.

BitwiseAnd ​

jule
fn BitwiseAnd(mut *self, x: Const): bool

Bitwise and itself value to x's value. Reports whether operation is success.

BitwiseOr ​

jule
fn BitwiseOr(mut *self, x: Const): bool

Bitwise or itself value to x's value. Reports whether operation is success.

Xor ​

jule
fn Xor(mut *self, x: Const): bool

Bitwise xor itself value to x's value. Reports whether operation is success.

Lshift ​

jule
fn Lshift(mut *self, x: Const): bool

Left shifts itself value to x's value. Reports whether operation is success.

Rshift ​

jule
fn Rshift(mut *self, x: Const): bool

Right shifts itself value to x's value. Reports whether operation is success.

Str ​

jule
fn Str(*self): str