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---
source: prql-compiler/src/semantic/resolver.rs
expression: "resolve_derive(r#\"\n func lag_day x -> s\"lag_day_todo({x})\"\n func ret x dividend_return -> x / (lag_day x) - 1 + dividend_return\n\n from a\n derive (ret b c)\n \"#).unwrap()"
---
- id: 19
Binary:
left:
id: 20
Binary:
left:
id: 21
Binary:
left:
id: 17
Ident:
- _frame
- a
- b
target_id: 8
ty: Infer
op: Div
right:
id: 26
SString:
- String: lag_day_todo(
- Expr:
id: 17
Ident:
- _frame
- a
- b
target_id: 8
ty: Infer
- String: )
ty: Infer
ty: Infer
op: Sub
right:
id: 28
Literal:
Integer: 1
ty:
TypeExpr:
Primitive: Int
ty: Infer
op: Add
right:
id: 18
Ident:
- _frame
- a
- c
target_id: 8
ty: Infer
ty:
TypeExpr:
Primitive: Column