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feat: better error if array len >=1

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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
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24
router/src/lib.rs
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@ -291,15 +291,23 @@ mod prompt_serde {
let value = Value::deserialize(deserializer)?; let value = Value::deserialize(deserializer)?;
match value { match value {
Value::String(s) => Ok(s), Value::String(s) => Ok(s),
Value::Array(arr) => arr Value::Array(arr) => {
.first() if arr.len() == 1 {
.and_then(|v| v.as_str()) match arr[0].as_str() {
.map(|s| s.to_string()) Some(s) => Ok(s.to_string()),
.ok_or_else(|| { None => Err(serde::de::Error::custom(
serde::de::Error::custom("array is empty or contains non-string elements") "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( _ => Err(serde::de::Error::custom(
"expected a string or an array of strings", "Expected a string or an array of strings",
)), )),
} }
} }