fexpr

Types

FexprNode

A node in a fexpr expression tree.

pub type FexprNode {
  None
  Wrap(FexprNode)
  Fexpr(field: String, operator: Operator, value: FexprValue)
  OrBinOp(left: FexprNode, right: FexprNode)
  AndBinOp(left: FexprNode, right: FexprNode)
}

Constructors

```
None
```
```
Wrap(FexprNode)
```

Fexpr(field: String, operator: Operator, value: FexprValue)

OrBinOp(left: FexprNode, right: FexprNode)

AndBinOp(left: FexprNode, right: FexprNode)

FexprValue

</>

pub type FexprValue {
  String(String)
  Int(Int)
  Float(Float)
  Bool(Bool)
  Null
  DateTime(birl.Time)
  Array(List(FexprValue))
}

Constructors

```
String(String)
```
```
Int(Int)
```
```
Float(Float)
```
```
Bool(Bool)
```
```
Null
```
```
DateTime(birl.Time)
```
```
Array(List(FexprValue))
```

Operator

</>

The operators that can be used in a (pocketbase) fexpr expression.

pub type Operator {
  Equal
  NotEqual
  Greater
  GreaterOrEqual
  Less
  LessOrEqual
  Contains
  NotContains
  AtLeastOneEqual
  AtLeastOneNotEqual
  AtLeastOneGreater
  AtLeastOneGreaterOrEqual
  AtLeastOneLess
  AtLeastOneLessOrEqual
  AtLeastOneContains
  AtLeastOneNotContains
}

Constructors

```
Equal
```
```
NotEqual
```
```
Greater
```
```
GreaterOrEqual
```
```
Less
```
```
LessOrEqual
```
```
Contains
```
```
NotContains
```
```
AtLeastOneEqual
```
```
AtLeastOneNotEqual
```
```
AtLeastOneGreater
```
```
AtLeastOneGreaterOrEqual
```
```
AtLeastOneLess
```
```
AtLeastOneLessOrEqual
```
```
AtLeastOneContains
```
```
AtLeastOneNotContains
```

Values

and

</>

pub fn and(
  fexpr: FexprNode,
  field: String,
  operator: Operator,
  value: FexprValue,
) -> FexprNode

Create a fexpr node that is the logical AND of the given fexpr node and a new fexpr node with the given field, operator and value.

and_builder

</>

pub fn and_builder(
  fexpr: FexprNode,
  other: FexprNode,
) -> FexprNode

Create a fexpr node that is the logical AND of the two given fexpr nodes.

decode_any_float

</>

pub fn decode_any_float() -> decode.Decoder(Float)

Creates a decoder for the Number type.

decode_any_int

</>

pub fn decode_any_int() -> decode.Decoder(Int)

Creates a decoder for the Number type.

decoder_of_fexpr_value

</>

pub fn decoder_of_fexpr_value(
  value: FexprValue,
) -> decode.Decoder(FexprValue)

dual

</>

pub fn dual(
  field_a: String,
  field_b: String,
  operator: Operator,
  value_a: FexprValue,
  value_b: FexprValue,
) -> FexprNode

empty_fexpr

</>

pub fn empty_fexpr() -> FexprNode

Create an empty fexpr node.

fexpr

</>

pub fn fexpr(
  field: String,
  operator: Operator,
  value: FexprValue,
) -> FexprNode

Create a fexpr node with the given field, operator and value.

fexpr_value_compare

</>

pub fn fexpr_value_compare(
  a: FexprValue,
  b: FexprValue,
) -> Result(order.Order, Nil)

fexpr_value_to_json

</>

pub fn fexpr_value_to_json(value: FexprValue) -> json.Json

fexpr_value_to_sql_string

</>

pub fn fexpr_value_to_sql_string(value: FexprValue) -> String

fexpr_value_to_string

</>

pub fn fexpr_value_to_string(value: FexprValue) -> String

or

</>

pub fn or(
  fexpr: FexprNode,
  field: String,
  operator: Operator,
  value: FexprValue,
) -> FexprNode

Create a fexpr node that is the logical OR of the given fexpr node and a new fexpr node with the given field, operator and value.

or_builder

</>

pub fn or_builder(
  fexpr: FexprNode,
  other: FexprNode,
) -> FexprNode

Create a fexpr node that is the logical OR of the two given fexpr nodes.

to_sql

</>

pub fn to_sql(node: FexprNode) -> String

to_string

</>

pub fn to_string(node: FexprNode) -> String

Convert the given fexpr node to its string representation.

verify_fexpr

</>

pub fn verify_fexpr(fexpr: FexprNode, data: String) -> Bool

verify_fexpr_dyn

</>

pub fn verify_fexpr_dyn(
  fexpr: FexprNode,
  data: dynamic.Dynamic,
) -> Bool

wrap

</>

pub fn wrap(fexpr: FexprNode) -> FexprNode

Wrap the given fexpr node in parentheses.