@ai2070/l0/dist/format/utils.js

L0: The Missing Reliability Substrate for AI

export function trim(str) {
    if (!str)
        return str;
    return str.trim();
}
export function escape(str) {
    if (!str)
        return str;
    return str
        .replace(/\\/g, "\\\\")
        .replace(/"/g, '\\"')
        .replace(/'/g, "\\'")
        .replace(/\n/g, "\\n")
        .replace(/\r/g, "\\r")
        .replace(/\t/g, "\\t");
}
export function unescape(str) {
    if (!str)
        return str;
    const BACKSLASH_PLACEHOLDER = "\x00BACKSLASH\x00";
    return str
        .replace(/\\\\/g, BACKSLASH_PLACEHOLDER)
        .replace(/\\t/g, "\t")
        .replace(/\\r/g, "\r")
        .replace(/\\n/g, "\n")
        .replace(/\\'/g, "'")
        .replace(/\\"/g, '"')
        .replace(new RegExp(BACKSLASH_PLACEHOLDER, "g"), "\\");
}
export function escapeHtml(str) {
    if (!str)
        return str;
    const entities = {
        "&": "&",
        "<": "&lt;",
        ">": "&gt;",
        '"': "&quot;",
        "'": "&#39;",
    };
    return str.replace(/[&<>"']/g, (char) => entities[char] || char);
}
export function unescapeHtml(str) {
    if (!str)
        return str;
    const entities = {
        "&amp;": "&",
        "&lt;": "<",
        "&gt;": ">",
        "&quot;": '"',
        "&#39;": "'",
        "&#x27;": "'",
    };
    return str.replace(/&(?:amp|lt|gt|quot|#39|#x27);/g, (entity) => entities[entity] || entity);
}
export function escapeRegex(str) {
    if (!str)
        return str;
    return str.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
}
export function sanitize(str) {
    if (!str)
        return str;
    return str.replace(/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]/g, "");
}
export function truncate(str, maxLength, suffix = "...") {
    if (!str || str.length <= maxLength) {
        return str;
    }
    const truncateAt = maxLength - suffix.length;
    return str.slice(0, truncateAt) + suffix;
}
export function truncateWords(str, maxLength, suffix = "...") {
    if (!str || str.length <= maxLength) {
        return str;
    }
    const truncateAt = maxLength - suffix.length;
    const truncated = str.slice(0, truncateAt);
    const lastSpace = truncated.lastIndexOf(" ");
    if (lastSpace > 0) {
        return truncated.slice(0, lastSpace) + suffix;
    }
    return truncated + suffix;
}
export function wrap(str, width) {
    if (!str)
        return str;
    const words = str.split(/\s+/);
    const lines = [];
    let currentLine = "";
    for (const word of words) {
        if (currentLine.length + word.length + 1 <= width) {
            currentLine += (currentLine ? " " : "") + word;
        }
        else {
            if (currentLine) {
                lines.push(currentLine);
            }
            currentLine = word;
        }
    }
    if (currentLine) {
        lines.push(currentLine);
    }
    return lines.join("\n");
}
export function pad(str, length, char = " ", align = "left") {
    if (!str)
        str = "";
    if (str.length >= length)
        return str;
    const padLength = length - str.length;
    switch (align) {
        case "right":
            return char.repeat(padLength) + str;
        case "center": {
            const leftPad = Math.floor(padLength / 2);
            const rightPad = padLength - leftPad;
            return char.repeat(leftPad) + str + char.repeat(rightPad);
        }
        case "left":
        default:
            return str + char.repeat(padLength);
    }
}
export function removeAnsi(str) {
    if (!str)
        return str;
    return str.replace(/[\u001b\u009b][[()#;?]*(?:[0-9]{1,4}(?:;[0-9]{0,4})*)?[0-9A-ORZcf-nqry=><]/g, "");
}
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