git-blame-line/lib/parse-line.js

Execute git blame for a single line and get a JSON as result

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseBlameInfoLine = void 0;
const camel_case_1 = require("camel-case");
const fromUnixTime_1 = __importDefault(require("date-fns/fromUnixTime"));
const BLAME_INFO_LINE_REGEX = /^(?<token>[a-z]+(-(?<subtoken>[a-z]+))?)\s(?<data>.+)$/;
function parseBlameInfoLine(line) {
    if (line === "boundary") {
        return {
            boundary: "",
        };
    }
    const commitInfo = BLAME_INFO_LINE_REGEX.exec(line);
    if (!(commitInfo === null || commitInfo === void 0 ? void 0 : commitInfo.groups)) {
        throw new Error(`
    Given line string is not a blame info line
    ${line}
    `);
    }
    const { token, subtoken, data } = commitInfo.groups;
    const property = camel_case_1.camelCase(token);
    let value = data;
    switch (subtoken) {
        case "mail":
            // remove <> from email
            value = value.slice(1, -1);
            break;
        case "time":
            // parse datestamp into date
            value = fromUnixTime_1.default(parseInt(value, 10));
            break;
        default:
            break;
    }
    return {
        [property]: value,
    };
}
exports.parseBlameInfoLine = parseBlameInfoLine;