regressify/src/replacements.js

Visual regression tests support

import fs from 'fs';
import path from 'path';
import YAML from 'js-yaml';
import { getStringArg } from './helpers.js';
import slash from 'slash';
export function getReplacementProfileName(args) {
    const profileArg = getStringArg(args, '--replacement-profile') ?? getStringArg(args, 'replacement-profile');
    if (profileArg) {
        return profileArg;
    }
    const profileEnv = process.env.REPLACEMENT_PROFILE;
    if (profileEnv) {
        return profileEnv;
    }
    return 'default';
}
export function getReplacementProfile(args) {
    const replacementProfileName = getReplacementProfileName(args);
    const replacementProfilePath = slash(path.join(process.cwd(), 'common', '_replacement-profiles.yaml'));
    if (!fs.existsSync(replacementProfilePath)) {
        throw "Replacement profile doesn't exist: " + replacementProfilePath;
    }
    const profiles = YAML.load(fs.readFileSync(replacementProfilePath, 'utf-8'));
    return profiles.profiles[replacementProfileName];
}
export function applyReplacements(url, replacements) {
    if (!replacements?.length) {
        return url;
    }
    let testUrl = url;
    for (const replacement of replacements) {
        testUrl = replacement.regex
            ? testUrl.replace(new RegExp(replacement.ref, replacement.flags), replacement.test)
            : testUrl.replace(replacement.ref, replacement.test);
    }
    return testUrl;
}
export const getTestUrl = (args, url, isRef) => {
    if (isRef) {
        return url;
    }
    return applyReplacements(url, getReplacementProfile(args));
};
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