@alorel-personal/build-tools/lib/LineReadWriter.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const fs = require("fs-extra");
const AbstractReadWriter_1 = require("./AbstractReadWriter");
function trim(s) {
    return s.trim();
}
class LineReadWriter extends AbstractReadWriter_1.AbstractReadWriter {
    constructor(contents, file) {
        super(file);
        this.lines = contents && (contents = contents.trim()) ? contents.split(/\n/g).map(trim) : [];
    }
    static createFromContents(contents) {
        return new LineReadWriter(contents);
    }
    static createFromFile(filepath) {
        try {
            return new LineReadWriter(fs.readFileSync(filepath, 'utf8'), filepath);
        }
        catch (_a) {
            return new LineReadWriter(undefined, filepath);
        }
    }
    ensure(...lines) {
        const toAdd = new Set();
        for (const line of lines) {
            if (!this.lines.includes(line)) {
                toAdd.add(line);
            }
        }
        if (toAdd.size) {
            this.lines.push(...toAdd);
        }
        return this;
    }
    ensureRegex(test, line) {
        for (const line$ of this.lines) {
            if (test.test(line$)) {
                return this;
            }
        }
        this.lines.push(line);
        return this;
    }
    toString() {
        return this.lines.join('\n') + '\n';
    }
}
exports.LineReadWriter = LineReadWriter;