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Add Podlang pretty-printing (#353)

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* Add Podlang pretty-printing

* Review feedback changes

* Formatting

* Use Display impl for printing StatementTmplArg
This commit is contained in:
Rob Knight 2025-07-25 16:43:43 +01:00 • committed by GitHub
parent 8429cd224d
commit 9f8335756c
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GPG key ID: B5690EEEBB952194
5 changed files with 680 additions and 15 deletions
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32
src/middleware/statement.rs
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@ -1,4 +1,7 @@
use std::{fmt, iter};
use std::{
fmt::{self, Display},
iter,
};
use plonky2::field::types::Field;
use schemars::JsonSchema;
@ -44,6 +47,33 @@ pub enum NativePredicate {
Gt = 1006,
}
impl Display for NativePredicate {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
let s = match self {
NativePredicate::None => "None",
NativePredicate::False => "False",
NativePredicate::Equal => "Equal",
NativePredicate::NotEqual => "NotEqual",
NativePredicate::Lt => "Lt",
NativePredicate::LtEq => "LtEq",
NativePredicate::Gt => "Gt",
NativePredicate::GtEq => "GtEq",
NativePredicate::Contains => "Contains",
NativePredicate::NotContains => "NotContains",
NativePredicate::SumOf => "SumOf",
NativePredicate::ProductOf => "ProductOf",
NativePredicate::MaxOf => "MaxOf",
NativePredicate::HashOf => "HashOf",
NativePredicate::DictContains => "DictContains",
NativePredicate::DictNotContains => "DictNotContains",
NativePredicate::ArrayContains => "ArrayContains",
NativePredicate::SetContains => "SetContains",
NativePredicate::SetNotContains => "SetNotContains",
};
write!(f, "{}", s)
}
}
impl ToFields for NativePredicate {
fn to_fields(&self, _params: &Params) -> Vec<F> {
vec![F::from_canonical_u64(*self as u64)]