feat: added error handling to ilcd parsing

src/epd.rs

@@ -1,7 +1,8 @@
 use chrono::{DateTime, Utc};
 use chrono::prelude::*;
+use schemars::JsonSchema;
 use serde::{Deserialize, Deserializer, Serialize};
-use schemars::{JsonSchema};
+
 use crate::ilcd::{ILCD, ModuleAnie};
 
 #[derive(Debug, Serialize, JsonSchema)]
@@ -200,7 +201,7 @@ impl<'de> Deserialize<'de> for EPD {
         let mut adpe = None;
         let mut adpf = None;
 
-        for lcia_result in helper.lcia_results.lci_result.iter() {
+        for lcia_result in helper.lcia_results.lcia_result.iter() {
             if lcia_result.reference_to_lcia_method_dataset.short_description.iter().find(|&description| description.value == "Global warming potential (GWP)").is_some() {
                 gwp = Some(ImpactCategory::from(&lcia_result.other.anies))
             } else if lcia_result.reference_to_lcia_method_dataset.short_description.iter().find(|&description| description.value == "Depletion potential of the stratospheric ozone layer (ODP)").is_some() {
@@ -331,10 +332,4 @@ impl<'de> Deserialize<'de> for EPD {
             eet,
         })
     }
-}
-
-//
-// fn main() {
-//     let schema = schema_for!(EPD);
-//     println!("{}", serde_json::to_string_pretty(&schema).unwrap());
-// }
+}

src/ilcd.rs

@@ -95,7 +95,7 @@ pub struct ReferenceToDescription {
 #[serde(rename_all = "camelCase")]
 pub struct LCIAResults {
     #[serde(alias = "LCIAResult")]
-    pub lci_result: Vec<LCIAResult>,
+    pub lcia_result: Vec<LCIAResult>,
 }
 
 #[derive(Deserialize, Debug)]

src/lib.rs

@@ -13,5 +13,8 @@ mod python;
 #[cfg(feature = "default")]
 pub fn convert_ilcd(json: String) -> String {
     let epd = parse::parse_ilcd(json);
-    serde_json::to_string(&epd).unwrap()
+    match epd {
+        Ok(epd) => serde_json::to_string(&epd).unwrap(),
+        Err(_) => String::from("")
+    }
 }

src/parse.rs

@@ -1,3 +1,4 @@
+use serde_json::Error;
 use crate::epd::EPD;
 
 /// Parse a ILCD formatted EPD in an EPDx struct
@@ -7,7 +8,10 @@ use crate::epd::EPD;
 /// * `json`: JSON formatted string containing the "full" EPD on ILCD format
 ///
 /// returns: EPD
-pub fn parse_ilcd(json: String) -> EPD {
-    let epd: EPD = serde_json::from_str(&json).unwrap();
-    epd
+pub fn parse_ilcd(json: String) -> Result<EPD, Error> {
+    let epd = serde_json::from_str(&json);
+    match epd {
+        Ok(epd) => Ok(epd),
+        Err(err) => Err(err)
+    }
 }