@scriptables/manifest/dist/esm/parse.js

Utilities to generate, parse, and update manifest headers in Scriptable scripts.

import { SCRIPT_HEADER_NOTICES } from "./scriptHeaderNotices.js";
function parse(script, headerParserOrOptions, options = {}) {
    if (script.length < 2 || script.charCodeAt(0) !== 47 || script.charCodeAt(1) !== 47) {
        return { header: null, headerContent: "", content: script || "" };
    }
    const opts = {
        maxHeaderLines: 20,
        headerNotices: SCRIPT_HEADER_NOTICES,
        excludeNotices: false,
        ...typeof headerParserOrOptions === "function" ? options : headerParserOrOptions
    };
    const lines = new Array();
    let pos = 0;
    let noticeIdx = 0;
    let hasValidHeader = !opts.headerNotices.length;
    const maxPos = script.length;
    const maxLines = opts.maxHeaderLines;
    let lineStart = 0;
    let lineCount = 0;
    let headerEndPos = 0;
    while (lineCount < maxLines && pos < maxPos) {
        while (pos < maxPos && script.charCodeAt(pos) !== 10)
            pos++;
        const line = script.slice(lineStart, pos).trim();
        if (!line.startsWith("//")) {
            headerEndPos = lineStart;
            break;
        }
        if (opts.headerNotices.length > 0 && noticeIdx < opts.headerNotices.length && line.includes(opts.headerNotices[noticeIdx])) {
            if (++noticeIdx === opts.headerNotices.length)
                hasValidHeader = true;
        }
        if (!opts.headerNotices.length || hasValidHeader || noticeIdx > 0) {
            lines.push(line);
        }
        lineCount++;
        pos++;
        lineStart = pos;
    }
    if (opts.headerNotices.length && !hasValidHeader) {
        return { header: null, headerContent: "", content: script };
    }
    if (!headerEndPos) {
        headerEndPos = pos;
    }
    const result = {
        header: null,
        headerContent: lines.join("\n"),
        content: script.slice(headerEndPos).replace(/^\n+/, "")
    };
    if (typeof headerParserOrOptions === "function" && lines.length) {
        const headerLines = opts.excludeNotices && opts.headerNotices.length ? lines.slice(opts.headerNotices.length) : lines;
        result.header = headerParserOrOptions(headerLines);
    }
    return result;
}
export { parse };
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