Struct SymExpr &nbsp; Copy item path

pub(crate) fn address_match_condition( &self, cx: &mut SymCx, address: Address, ) -> SymBoolExpr

pub(crate) fn symbolic_address_equivalent(&self, alias: &Self) -> bool

fn address_expr_equivalent(&self, alias: &Self) -> bool

fn symbolic_address_canonical(&self) -> &Self

fn address_byte_terms(&self, cx: &mut SymCx) -> Option<Vec<Self>>

fn address_byte_terms_for_equivalence(&self) -> Option<Vec<Self>>

fn is_address_mask(&self) -> bool

impl SymExpr

pub(crate) fn select_storage_write( self, cx: &mut SymCx, write_key: Self, write_value: Self, base: Self, ) -> Self

pub(crate) fn storage_key_eq( &self, cx: &mut SymCx, write_key: &Self, ) -> SymBoolExpr

fn storage_base_eq(&self, cx: &mut SymCx, other: &Self) -> Option<SymBoolExpr>

fn storage_mapping_key(&self, cx: &mut SymCx) -> Option<StorageMappingKey>

fn storage_mapping_root_slot(&self, cx: &mut SymCx) -> Option<U256>

fn storage_mapping_key_bytes(&self, cx: &SymCx) -> Option<Arc<[Self]>>

fn storage_layout_key(&self, cx: &mut SymCx) -> Option<(Self, Self)>

impl SymExpr

pub(in runtime) fn kind( &self, ) -> &SymExprKind

pub(in runtime) fn into_kind( self, ) -> SymExprKind

pub(in runtime) fn from_kind( cx: &mut SymCx, kind: SymExprKind, ) -> Self

pub(crate) fn zero(cx: &mut SymCx) -> Self

pub(crate) fn one(cx: &mut SymCx) -> Self

pub(crate) fn constant(cx: &mut SymCx, value: U256) -> Self

pub(crate) fn var(cx: &mut SymCx, name: &str) -> Self

pub(crate) fn get_var(cx: &mut SymCx, symbol: Symbol) -> Self

pub(crate) fn gas_left(cx: &mut SymCx, id: usize) -> Self

pub(crate) fn not(cx: &mut SymCx, value: Self) -> Self

pub(crate) fn binop( cx: &mut SymCx, binop: SymBinOp, left: Self, right: Self, ) -> Self

pub(crate) fn ternop( cx: &mut SymCx, ternop: SymTernOp, left: Self, right: Self, modulus: Self, ) -> Self

pub(crate) fn ite( cx: &mut SymCx, condition: SymBoolExpr, then_expr: Self, else_expr: Self, ) -> Self

pub(crate) fn bool_word(cx: &mut SymCx, value: SymBoolExpr) -> Self

fn self_div_expr_matches_zero_check(cond: &SymBoolExpr, expr: &Self) -> bool

pub(crate) fn keccak_symbol( cx: &mut SymCx, name: Symbol, len: Self, bytes: Vec<Self>, ) -> Self

pub(crate) fn hash_symbol( cx: &mut SymCx, name: Symbol, algorithm: &'static str, bytes: Vec<Self>, ) -> Self

fn or(cx: &mut SymCx, left: Self, right: Self) -> Self

fn commutative_binop( cx: &mut SymCx, op: SymBinOp, left: Self, right: Self, ) -> Self

pub(super) fn ordered_commutative_operands( left: Self, right: Self, ) -> (Self, Self)

fn and_const(cx: &mut SymCx, expr: Self, mask: U256) -> Self

fn shr_const(cx: &mut SymCx, expr: Self, shift: U256) -> Self

fn rebuild_from_or_terms(left: &Self, right: &Self) -> Option<Self>

pub(in runtime) fn push_or_terms<'a>( &'a self, terms: &mut Vec<&'a Self>, )

fn rebuild_from_extracted_byte_terms(terms: &[&Self]) -> Option<Self>

fn extracted_shifted_byte_term(&self) -> Option<(Self, usize)>

fn extracted_unshifted_byte_source(&self, index: usize) -> Option<Self>

fn rebuild_from_shifted_word_fragments(terms: &[&Self]) -> Option<Self>

fn low_word_fragment(&self) -> Option<(Self, usize)>

fn shifted_high_word_fragment(&self) -> Option<(Self, usize)>

fn shifted_low_fragment_source(&self) -> Option<(Self, usize, usize)>

fn shifted_low_fragment_source_with_mask( value: &Self, mask: U256, ) -> Option<(Self, usize, usize)>

pub(crate) fn low_byte(self, cx: &mut SymCx) -> Self

pub(crate) fn into_byte_exprs(self, cx: &mut SymCx) -> Vec<Self>

pub(crate) fn into_bytes(self, cx: &mut SymCx) -> SymBytes

pub(crate) fn from_bytes( cx: &mut SymCx, bytes: impl IntoIterator<Item = Self>, ) -> Self

pub(crate) fn as_const(&self) -> Option<U256>

pub(crate) fn eval(&self) -> Option<U256>

pub(crate) fn eval_model<M: SymbolicModelLookup + ?Sized>( &self, model: &M, ) -> Result<U256, SymbolicError>

pub(crate) fn eval_model_if_complete<M: SymbolicModelLookup + ?Sized>( &self, model: &M, ) -> Result<Option<U256>, SymbolicError>

pub(crate) fn assign_model_value( &self, model: &mut HashMap<Symbol, U256>, value: U256, ) -> bool

pub(crate) fn bool_word_condition(&self) -> Option<SymBoolExpr>

fn bool_word_condition_from_parts( condition: &SymBoolExpr, then_expr: &Self, else_expr: &Self, ) -> Option<SymBoolExpr>

pub(crate) fn truth(&self) -> Option<bool>

pub(crate) fn into_zero_bool(self, cx: &mut SymCx) -> SymBoolExpr

pub(crate) fn nonzero_bool(self, cx: &mut SymCx) -> SymBoolExpr

pub(crate) fn as_const_or( &self, reason: &'static str, ) -> Result<U256, SymbolicError>

pub(crate) fn as_usize_or( &self, reason: &'static str, ) -> Result<usize, SymbolicError>

pub(crate) fn contains_keccak(&self) -> bool

pub(crate) fn contains_gasleft(&self) -> bool

pub(crate) fn contains_udiv(&self) -> bool

pub(crate) fn contains_ite(&self) -> bool

pub(in runtime) fn udiv_operands( &self, ) -> Option<(&Self, &Self)>

pub(crate) fn collect_eval_vars(&self, vars: &mut IndexSet<Symbol>)

pub(crate) fn known_byte(&self, index: usize) -> Option<u8>

pub(crate) fn known_word(&self) -> Option<U256>

pub(crate) fn unsigned_bits(&self) -> usize

pub(crate) fn extracted_byte(&self, cx: &mut SymCx, index: usize) -> Self

pub(crate) fn extracted_byte_source(&self, index: usize) -> Option<Self>

pub(crate) fn strip_low_byte_mask(&self) -> &Self

pub(crate) fn byte_term(&self, cx: &mut SymCx, index: usize) -> Option<Self>

fn binary_byte_term( cx: &mut SymCx, left: &Self, right: &Self, index: usize, op: SymBinOp, identity: impl Fn(u8) -> bool, absorbing: impl Fn(u8) -> bool, ) -> Option<Self>

pub(crate) fn byte_const(&self) -> Option<u8>

pub(crate) fn equality_forces_const( &self, value: U256, expr: &Self, context: &[SymBoolExpr], ) -> Option<U256>

fn equality_forces_const_inner( &self, value: U256, expr: &Self, context: &[SymBoolExpr], ) -> Option<U256>

pub(crate) fn nonzero_forces_const( &self, target: &Self, context: &[SymBoolExpr], ) -> Option<U256>

pub(crate) fn is_raw_gasleft(&self) -> bool

pub(crate) fn add_const(cx: &mut SymCx, expr: Self, value: U256) -> Self

pub(crate) fn visit( &self, visitor: &mut impl FnMut(&Self) -> ControlFlow, ) -> ControlFlow

Visits this expression and all child expressions.

pub(crate) fn visit_bool(&self, visitor: impl FnMut(&Self) -> bool) -> bool

pub(crate) fn fold( self, cx: &mut SymCx, folder: &mut impl FnMut(&mut SymCx, Self) -> Self, ) -> Self

pub(super) fn write_smt(&self, cx: &SymCx, out: &mut String)

impl SymExpr

fn normalized_bool_word_condition(&self, cx: &mut SymCx) -> Option<SymBoolExpr>

fn add_overflow_check(&self, right: &Self) -> bool

fn add_with_operand<'a>( &'a self, operand: &Self, ) -> Option<(&'a Self, &'a Self)>

fn normalize_eq_zero_for_solver(&self, cx: &mut SymCx) -> Option<SymBoolExpr>

fn normalize_ne_zero_for_solver(&self, cx: &mut SymCx) -> Option<SymBoolExpr>

fn udiv_zero_condition( cx: &mut SymCx, numerator: &Self, denominator: &Self, ) -> SymBoolExpr

fn udiv_nonzero_condition( cx: &mut SymCx, numerator: &Self, denominator: &Self, ) -> SymBoolExpr

Trait Implementations§

impl Clone for SymExpr

fn clone(&self) -> SymExpr

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for SymExpr

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl Eq for SymExpr

impl Hash for SymExpr

fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher. Read more

1.3.0 · Source§

fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more

impl PartialEq for SymExpr

fn eq(&self, other: &SymExpr) -> bool

Tests for self and other values to be equal, and is used by ==.

1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for SymExpr

Auto Trait Implementations§

impl RefUnwindSafe for SymExpr

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
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impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T, R> CollectAndApply<T, R> for T

fn collect_and_apply<I, F>(iter: I, f: F) -> R
where I: Iterator<Item = T>, F: FnOnce(&[T]) -> R,

Equivalent to f(&iter.collect::<Vec<_>>()).

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Converts self into T using Into<T>. Read more

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impl<Q, K> Equivalent<K> for Q
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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.

impl<Q, K> Equivalent<K> for Q
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fn equivalent(&self, key: &K) -> bool

impl<Q, K> Equivalent<K> for Q
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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more

impl<Q, K> Equivalent<K> for Q
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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more

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Causes self to use its Binary implementation when Debug-formatted.

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where Self: Display,

Causes self to use its Display implementation when Debug-formatted.

fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.

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Causes self to use its LowerHex implementation when Debug-formatted.

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Causes self to use its Octal implementation when Debug-formatted.

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Causes self to use its Pointer implementation when Debug-formatted.

fn fmt_upper_exp(self) -> FmtUpperExp<Self>
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Causes self to use its UpperExp implementation when Debug-formatted.

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Causes self to use its UpperHex implementation when Debug-formatted.

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fn from(t: T) -> T

Returns the argument unchanged.

impl<TxEnv, T> FromRecoveredTx<&T> for TxEnv
where TxEnv: FromRecoveredTx<T>,

fn from_recovered_tx(tx: &&T, sender: Address) -> TxEnv

Builds a [TxEnv] from a transaction and a sender address.

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fn from_ref(input: &T) -> T

Converts to this type from a reference to the input type.

impl<TxEnv, T> FromTxWithEncoded<&T> for TxEnv
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fn from_encoded_tx(tx: &&T, sender: Address, encoded: Bytes) -> TxEnv

Builds a [TxEnv] from a transaction, its sender, and encoded transaction bytes.

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println!("{}", value.bright());

fn on_bright(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: OnBright].

§Example

println!("{}", value.on_bright());

fn whenever(&self, value: Condition) -> Painted<&T>

Conditionally enable styling based on whether the [Condition] value applies. Replaces any previous condition.

See the crate level docs for more details.

§Example

Enable styling painted only when both stdout and stderr are TTYs:

use yansi::{Paint, Condition};

painted.red().on_yellow().whenever(Condition::STDOUTERR_ARE_TTY);

fn new(self) -> Painted<Self>
where Self: Sized,

Create a new [Painted] with a default [Style]. Read more

fn paint<S>(&self, style: S) -> Painted<&Self>
where S: Into<Style>,

Apply a style wholesale to self. Any previous style is replaced. Read more

impl<T> Pipe for T
where T: ?Sized,

fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
where Self: Sized,

Pipes by value. This is generally the method you want to use. Read more

fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R
where R: 'a,

Borrows self and passes that borrow into the pipe function. Read more

fn pipe_ref_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R
where R: 'a,

Mutably borrows self and passes that borrow into the pipe function. Read more

fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> R
where Self: Borrow, B: 'a + ?Sized, R: 'a,

Borrows self, then passes self.borrow() into the pipe function. Read more

fn pipe_borrow_mut<'a, B, R>( &'a mut self, func: impl FnOnce(&'a mut B) -> R, ) -> R
where Self: BorrowMut, B: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.borrow_mut() into the pipe function. Read more

fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> R
where Self: AsRef, U: 'a + ?Sized, R: 'a,

Borrows self, then passes self.as_ref() into the pipe function.

fn pipe_as_mut<'a, U, R>(&'a mut self, func: impl FnOnce(&'a mut U) -> R) -> R
where Self: AsMut, U: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.as_mut() into the pipe function.

fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R
where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

Borrows self, then passes self.deref() into the pipe function.

fn pipe_deref_mut<'a, T, R>( &'a mut self, func: impl FnOnce(&'a mut T) -> R, ) -> R
where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.deref_mut() into the pipe function.

impl<T> Pointable for T

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<T> PolicyExt for T
where T: ?Sized,

fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Sized + Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns [Action::Follow] only if self and other return Action::Follow. Read more

fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Sized + Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns [Action::Follow] if either self or other returns Action::Follow. Read more

impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

impl<T> Same for T

type Output = T

Should always be Self

impl<T> Tap for T

fn tap(self, func: impl FnOnce(&Self)) -> Self

Immutable access to a value. Read more

fn tap_mut(self, func: impl FnOnce(&mut Self)) -> Self

Mutable access to a value. Read more

fn tap_borrow(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow, B: ?Sized,

Immutable access to the Borrow of a value. Read more

fn tap_borrow_mut(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut, B: ?Sized,

Mutable access to the BorrowMut of a value. Read more

fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Immutable access to the AsRef<R> view of a value. Read more

fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Mutable access to the AsMut<R> view of a value. Read more

fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Immutable access to the Deref::Target of a value. Read more

fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Mutable access to the Deref::Target of a value. Read more

fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self

Calls .tap() only in debug builds, and is erased in release builds.

fn tap_mut_dbg(self, func: impl FnOnce(&mut Self)) -> Self

Calls .tap_mut() only in debug builds, and is erased in release builds.

fn tap_borrow_dbg(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow, B: ?Sized,

Calls .tap_borrow() only in debug builds, and is erased in release builds.

fn tap_borrow_mut_dbg(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut, B: ?Sized,

Calls .tap_borrow_mut() only in debug builds, and is erased in release builds.

fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Calls .tap_ref() only in debug builds, and is erased in release builds.

fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Calls .tap_ref_mut() only in debug builds, and is erased in release builds.

fn tap_deref_dbg<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Calls .tap_deref() only in debug builds, and is erased in release builds.

fn tap_deref_mut_dbg<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Calls .tap_deref_mut() only in debug builds, and is erased in release builds.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<Q> ToOwnedEquivalent<<Q as ToOwned>::Owned> for Q
where Q: ToOwned + Eq + ?Sized,

fn to_owned_equivalent(&self) -> <Q as ToOwned>::Owned

impl<T> TryClone for T
where T: Clone,

fn try_clone(&self) -> Result<T, Error>

Clones self, possibly returning an error.

impl<T> TryConv for T

fn try_conv<T>(self) -> Result<T, Self::Error>
where Self: TryInto<T>,

Attempts to convert self into T using TryInto<T>. Read more

impl<T, U> TryFrom for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

impl<T, U> TryInto for T
where U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more