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---
source: prql-compiler/src/parser.rs
expression: "parse_tree_of_str(\"1 + 2\", Rule::expr)?"
---
[
Pair {
rule: expr,
span: Span {
str: "1 + 2",
start: 0,
end: 6,
},
inner: [
Pair {
rule: expr_coalesce,
span: Span {
str: "1 + 2",
start: 0,
end: 6,
},
inner: [
Pair {
rule: expr_compare,
span: Span {
str: "1 + 2",
start: 0,
end: 6,
},
inner: [
Pair {
rule: expr_add,
span: Span {
str: "1 + 2",
start: 0,
end: 6,
},
inner: [
Pair {
rule: expr_mul,
span: Span {
str: "1 ",
start: 0,
end: 3,
},
inner: [
Pair {
rule: number,
span: Span {
str: "1",
start: 0,
end: 1,
},
inner: [],
},
],
},
Pair {
rule: operator_add,
span: Span {
str: "+",
start: 3,
end: 4,
},
inner: [],
},
Pair {
rule: expr_add,
span: Span {
str: "2",
start: 5,
end: 6,
},
inner: [
Pair {
rule: expr_mul,
span: Span {
str: "2",
start: 5,
end: 6,
},
inner: [
Pair {
rule: number,
span: Span {
str: "2",
start: 5,
end: 6,
},
inner: [],
},
],
},
],
},
],
},
],
},
],
},
],
},
]