prqlc 0.13.11

PRQL is a modern language for transforming data — a simple, powerful, pipelined SQL replacement.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63

use enum_as_inner::EnumAsInner;
use schemars::JsonSchema;
use serde::{Deserialize, Serialize};

use crate::pr::Ident;
use crate::pr::QueryDef;
use crate::pr::{Span, Ty};

use super::expr::Expr;

#[derive(Debug, Clone, PartialEq, Serialize, Deserialize, JsonSchema)]
pub struct Stmt {
    #[serde(skip_serializing_if = "Option::is_none")]
    pub id: Option<usize>,
    #[serde(flatten)]
    pub kind: StmtKind,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub span: Option<Span>,

    #[serde(skip_serializing_if = "Vec::is_empty", default)]
    pub annotations: Vec<Annotation>,
}

#[derive(Debug, EnumAsInner, PartialEq, Clone, Serialize, Deserialize, JsonSchema)]
pub enum StmtKind {
    QueryDef(Box<QueryDef>),
    VarDef(VarDef),
    TypeDef(TypeDef),
    ModuleDef(ModuleDef),
    ImportDef(ImportDef),
}

#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, JsonSchema)]
pub struct VarDef {
    pub name: String,
    pub value: Option<Box<Expr>>,

    #[serde(skip_serializing_if = "Option::is_none")]
    pub ty: Option<Ty>,
}

#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, JsonSchema)]
pub struct TypeDef {
    pub name: String,
    pub value: Ty,
}

#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, JsonSchema)]
pub struct ModuleDef {
    pub name: String,
    pub stmts: Vec<Stmt>,
}

#[derive(Debug, PartialEq, Clone, Serialize, Deserialize, JsonSchema)]
pub struct ImportDef {
    pub alias: Option<String>,
    pub name: Ident,
}

#[derive(Debug, Clone, PartialEq, Serialize, Deserialize, JsonSchema)]
pub struct Annotation {
    pub expr: Box<Expr>,
}