File size: 3,119 Bytes
6111b2b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | /**
* Normalize upstream error bodies to a JSON-safe payload.
* Accepts unknown/object/string inputs and guarantees an { error: { ... } } shape.
*/
type JsonRecord = Record<string, unknown>;
export function toJsonErrorPayload(rawError: unknown, fallbackMessage = "Upstream provider error") {
const fallback = {
error: {
message: fallbackMessage,
type: "upstream_error",
code: "upstream_error",
},
};
if (rawError && typeof rawError === "object") {
const rawErrorRecord = rawError as JsonRecord;
const errorObj = rawErrorRecord.error;
if (typeof errorObj === "string") {
return {
error: {
message: errorObj,
type: "upstream_error",
code: "upstream_error",
},
};
}
if (errorObj && typeof errorObj === "object") {
const nestedMessage = extractErrorMessage(errorObj);
const errorRecord = errorObj as JsonRecord;
if (!("message" in errorRecord) && nestedMessage) {
return {
error: {
...errorRecord,
message: nestedMessage,
type: errorRecord.type || "upstream_error",
code: errorRecord.code || "upstream_error",
},
};
}
return rawError;
}
if (!("message" in rawErrorRecord)) {
const message = extractErrorMessage(rawErrorRecord);
if (message) {
return {
error: {
message,
type: rawErrorRecord.type || "upstream_error",
code: rawErrorRecord.code || "upstream_error",
details: rawErrorRecord,
},
};
}
}
return { error: rawErrorRecord };
}
if (typeof rawError === "string") {
const trimmed = rawError.trim();
if (!trimmed) {
return fallback;
}
try {
const parsed = JSON.parse(trimmed);
return toJsonErrorPayload(parsed, fallbackMessage);
} catch {
return {
error: {
message: trimmed,
type: "upstream_error",
code: "upstream_error",
},
};
}
}
return fallback;
}
function extractErrorMessage(value: unknown): string | null {
if (!value || typeof value !== "object") return null;
const record = value as JsonRecord;
if (typeof record.message === "string" && record.message.trim()) {
return record.message.trim();
}
if (typeof record.detail === "string" && record.detail.trim()) {
return record.detail.trim();
}
if (Array.isArray(record.errors)) {
const messages = record.errors
.map((entry: unknown) => {
if (typeof entry === "string") return entry.trim();
if (entry && typeof entry === "object") {
return extractErrorMessage(entry) || JSON.stringify(entry);
}
return "";
})
.filter(Boolean);
if (messages.length > 0) return messages.join(", ");
}
if (typeof record.name === "string" && record.name.trim()) {
return record.name.trim();
}
return null;
}
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