@dash0/sdk-web/dist/modules/utils/otel/attributes.js

Dash0's Web SDK to collect telemetry from end-users' web browsers

const ANY_VALUE_KEYS = [
    "stringValue",
    "boolValue",
    "intValue",
    "doubleValue",
    "arrayValue",
    "kvlistValue",
    "bytesValue",
];
function isAnyValue(value) {
    if (value == null || typeof value !== "object")
        return false;
    const keys = Object.keys(value);
    return keys.length === 1 && ANY_VALUE_KEYS.includes(keys[0]);
}
export function toAnyValue(value) {
    if (value == null) {
        return undefined;
    }
    let anyValue = {};
    if (Array.isArray(value)) {
        anyValue["arrayValue"] = { values: value.map((e) => toAnyValue(e)) };
    }
    else if (typeof value === "string") {
        anyValue["stringValue"] = value;
    }
    else if (typeof value === "number") {
        anyValue["doubleValue"] = value;
    }
    else if (typeof value === "boolean") {
        anyValue["boolValue"] = value;
    }
    else if (isAnyValue(value)) {
        anyValue = value;
    }
    else if (typeof value === "object") {
        anyValue["kvlistValue"] = { values: Object.entries(value).map(([key, value]) => toKeyValue(key, value)) };
    }
    return anyValue;
}
export function toKeyValue(key, value) {
    return {
        key: key,
        value: toAnyValue(value),
    };
}
export function addAttribute(attributes, key, value) {
    if (!key)
        return;
    attributes.push(toKeyValue(key, value));
}
export function removeAttribute(attributes, key) {
    const index = attributes.findIndex((attr) => attr["key"] === key);
    if (index !== -1) {
        attributes.splice(index, 1);
    }
}
export function withPrefix(prefix) {
    if (!prefix)
        return (attr) => attr;
    if (Array.isArray(prefix)) {
        return (attr) => [...prefix, attr].join(".");
    }
    return (attr) => `${prefix}.${attr}`;
}