Enum sqlite3_parser::ast::Expr

source · [−]

pub enum Expr {
Show 24 variants    Between {
        lhs: Box<Expr>,
        not: bool,
        start: Box<Expr>,
        end: Box<Expr>,
    },
    Binary(Box<Expr>, Operator, Box<Expr>),
    Case {
        base: Option<Box<Expr>>,
        when_then_pairs: Vec<(Expr, Expr)>,
        else_expr: Option<Box<Expr>>,
    },
    Cast {
        expr: Box<Expr>,
        type_name: Type,
    },
    Collate(Box<Expr>, String),
    DoublyQualified(Name, Name, Name),
    Exists(Box<Select>),
    FunctionCall {
        name: Id,
        distinctness: Option<Distinctness>,
        args: Option<Vec<Expr>>,
        filter_over: Option<FunctionTail>,
    },
    FunctionCallStar {
        name: Id,
        filter_over: Option<FunctionTail>,
    },
    Id(Id),
    InList {
        lhs: Box<Expr>,
        not: bool,
        rhs: Option<Vec<Expr>>,
    },
    InSelect {
        lhs: Box<Expr>,
        not: bool,
        rhs: Box<Select>,
    },
    InTable {
        lhs: Box<Expr>,
        not: bool,
        rhs: QualifiedName,
        args: Option<Vec<Expr>>,
    },
    IsNull(Box<Expr>),
    Like {
        lhs: Box<Expr>,
        not: bool,
        op: LikeOperator,
        rhs: Box<Expr>,
        escape: Option<Box<Expr>>,
    },
    Literal(Literal),
    Name(Name),
    NotNull(Box<Expr>),
    Parenthesized(Vec<Expr>),
    Qualified(Name, Name),
    Raise(ResolveType, Option<Name>),
    Subquery(Box<Select>),
    Unary(UnaryOperator, Box<Expr>),
    Variable(String),
}

Variants

`Between`

Fields

lhs: Box<Expr>

not: bool

start: Box<Expr>

end: Box<Expr>

`Binary(Box<Expr>, Operator, Box<Expr>)`

`Case`

Fields

base: Option<Box<Expr>>

when_then_pairs: Vec<(Expr, Expr)>

else_expr: Option<Box<Expr>>

`Cast`

Fields

expr: Box<Expr>

type_name: Type

`Collate(Box<Expr>, String)`

`DoublyQualified(Name, Name, Name)`

`Exists(Box<Select>)`

`FunctionCall`

Fields

name: Id

distinctness: Option<Distinctness>

args: Option<Vec<Expr>>

filter_over: Option<FunctionTail>

`FunctionCallStar`

Fields

name: Id

filter_over: Option<FunctionTail>

`Id(Id)`

`InList`

Fields

lhs: Box<Expr>

not: bool

rhs: Option<Vec<Expr>>

`InSelect`

Fields

lhs: Box<Expr>

not: bool

rhs: Box<Select>

`InTable`

Fields

lhs: Box<Expr>

not: bool

rhs: QualifiedName

args: Option<Vec<Expr>>

`IsNull(Box<Expr>)`

`Like`

Fields

lhs: Box<Expr>

not: bool

op: LikeOperator

rhs: Box<Expr>

escape: Option<Box<Expr>>

`Literal(Literal)`

`Name(Name)`

`NotNull(Box<Expr>)`

`Parenthesized(Vec<Expr>)`

`Qualified(Name, Name)`

`Raise(ResolveType, Option<Name>)`

`Subquery(Box<Select>)`

`Unary(UnaryOperator, Box<Expr>)`

`Variable(String)`

Implementations

impl Expr

pub fn parenthesized(x: Expr) -> Expr

pub fn id(xt: u16, x: Token) -> Expr

pub fn collate(x: Expr, ct: u16, c: Token) -> Expr

pub fn cast(x: Expr, type_name: Type) -> Expr

pub fn binary(left: Expr, op: u16, right: Expr) -> Expr

pub fn ptr(left: Expr, op: Token, right: Expr) -> Expr

pub fn like(
    lhs: Expr,
    not: bool,
    op: LikeOperator,
    rhs: Expr,
    escape: Option<Expr>
) -> Expr

pub fn not_null(x: Expr, op: u16) -> Expr

pub fn unary(op: UnaryOperator, x: Expr) -> Expr

pub fn between(lhs: Expr, not: bool, start: Expr, end: Expr) -> Expr

pub fn in_list(lhs: Expr, not: bool, rhs: Option<Vec<Expr>>) -> Expr

pub fn in_select(lhs: Expr, not: bool, rhs: Select) -> Expr

pub fn in_table(
    lhs: Expr,
    not: bool,
    rhs: QualifiedName,
    args: Option<Vec<Expr>>
) -> Expr

pub fn sub_query(query: Select) -> Expr

Trait Implementations

impl Clone for Expr

fn clone(&self) -> Expr

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

impl Debug for Expr

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

Formats the value using the given formatter. Read more

impl Display for Expr

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

Formats the value using the given formatter. Read more

impl PartialEq<Expr> for Expr

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

This method tests for self and other values to be equal, and is used by ==. Read more

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

This method tests for !=.

impl ToTokens for Expr

fn to_tokens<S: TokenStream>(&self, s: &mut S) -> Result<(), S::Error>

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

impl Eq for Expr

impl StructuralEq for Expr

impl StructuralPartialEq for Expr

Auto Trait Implementations

impl RefUnwindSafe for Expr

impl Send for Expr

impl Sync for Expr

impl Unpin for Expr

impl UnwindSafe for Expr

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,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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)

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

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

impl<T> ToString for T where
T: Display + ?Sized,

default fn to_string(&self) -> String

Converts the given value to a String. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.