huggingface/text-generation-inference
5
0
Fork 0
mirror of https://github.com/huggingface/text-generation-inference.git synced 2025-09-11 12:24:53 +00:00
Code Issues Packages Projects Releases Wiki Activity

feat: better error if array len >=1

Browse Source
This commit is contained in:
drbh 2024-04-09 00:21:31 +00:00
parent 424b24f5fa
commit c1afdcc1cb
1 changed files with 16 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
router/src/lib.rs
View File

@ -291,15 +291,23 @@ mod prompt_serde {
let value = Value::deserialize(deserializer)?;
match value {
Value::String(s) => Ok(s),
Value::Array(arr) => arr
.first()
.and_then(|v| v.as_str())
.map(|s| s.to_string())
.ok_or_else(|| {
serde::de::Error::custom("array is empty or contains non-string elements")
}),
Value::Array(arr) => {
if arr.len() == 1 {
match arr[0].as_str() {
Some(s) => Ok(s.to_string()),
None => Err(serde::de::Error::custom(
"Array contains non-string elements",
)),
}
} else {
Err(serde::de::Error::custom(
"Array contains non-string element. Expected string. In general arrays should not be used for prompts. Please use a string instead if possible.",
))
}
}
_ => Err(serde::de::Error::custom(
"expected a string or an array of strings",
"Expected a string or an array of strings",
)),
}
}