style: fix CI for Tia

Author: TheLostLambda

crates/dimer-builder/Cargo.toml

@@ -5,7 +5,8 @@ edition = "2021"
 
 [dependencies]
 muropeptide = { path = "../muropeptide" }
-polars = "0.43.1"
+polars-core = "0.43.1"
+polars-lazy = "0.43.1"
 polychem = { path = "../polychem" }
 
 [lints]

crates/dimer-builder/src/lib.rs

@@ -1,4 +1,12 @@
-pub fn add(left: u64, right: u64) -> u64 {
+// NOTE: For Tia — you'll need to import Polars like this for it to compile to WebAssembly
+// https://www.reddit.com/r/rust/comments/yb58hk/how_to_use_polars_with_wasm/
+// That's because, by default, `polars` will import some code that interacts with the operating
+// system / terminal, and those APIs aren't available on the web!
+// use polars_core::prelude::*;
+// use polars_lazy::prelude::*;
+
+#[must_use]
+pub const fn add(left: u64, right: u64) -> u64 {
     left + right
 }
 

crates/muropeptide/src/parser.rs

@@ -129,19 +129,18 @@ pub fn muropeptide<'z, 'a, 'p, 's>(
                             Ok(())
                         };
                         let crosslink = |descriptors| -> Result<(), ConstructionError> {
+                            fn lookup_amino_acid(
+                                peptide: &[AminoAcid],
+                                idx: u8,
+                            ) -> Result<&AminoAcid, ConstructionError> {
+                                peptide
+                                    .get(idx.saturating_sub(1) as usize)
+                                    .ok_or(ConstructionError::NoStemResidue)
+                            }
                             for &descriptor in descriptors {
                                 // FIXME: A nasty, very lazy hack:
                                 let mut lateral_acceptor = false;
                                 // FIXME: Are lateral chains ever donors?
-                                fn lookup_amino_acid(
-                                    peptide: &[AminoAcid],
-                                    idx: u8,
-                                ) -> Result<&AminoAcid, ConstructionError>
-                                {
-                                    peptide
-                                        .get(idx.saturating_sub(1) as usize)
-                                        .ok_or(ConstructionError::NoStemResidue)
-                                }
                                 let lookup_donor = |peptide, idx| {
                                     lookup_amino_acid(peptide, idx).map(|aa| aa.residue)
                                 };