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* Configuration Loader for SCS Script
*
* Loads configuration from multiple sources with the following priority:
* 1. CLI arguments (--key=value)
* 2. Environment variables
* 3. .release-config (shell-style KEY=VALUE file) for versions, WI, CODE_DIR
* 4. .distrc.json (nconf JSON file) for nexusCreds, localCorePath
* 5. Interactive prompts for anything not provided
*/
import fs from 'node:fs';
import path from 'node:path';
import nconf from 'nconf';
/**
* Parse a shell-style .release-config file into a key-value object.
* Handles lines like: KEY="value" or KEY=value
* Ignores comments (#) and blank lines.
*
* @param {string} filePath - Path to the .release-config file
* @returns {Object} Parsed key-value pairs
*/
export function parseReleaseConfig(filePath) {
const config = {};
if (!fs.existsSync(filePath)) {
return config;
}
const content = fs.readFileSync(filePath, 'utf8');
const lines = content.split('\n');
for (const line of lines) {
const trimmed = line.trim();
// Skip empty lines and comments
if (!trimmed || trimmed.startsWith('#')) continue;
// Skip shell directives (export, source, set, etc.)
if (/^(export|source|set|if|fi|else|elif|return|echo)\b/.test(trimmed)) continue;
// Match KEY=VALUE or KEY="VALUE" patterns
const match = trimmed.match(/^([A-Z_][A-Z0-9_]*)=["']?(.+?)["']?$/);
Eif (match) {
const [, key, value] = match;
config[key] = value;
}
}
return config;
}
/**
* Load all configuration sources and return a merged config object.
*
* @param {string} packageRoot - Absolute path to packages/design-system
* @returns {Object} Merged configuration with the following keys:
* - sldsVersion: SLDS1 version string
* - slds2Version: SLDS2 version string
* - scsVersion: SCS version string
* - wi: Work Item ID (SCS_WI)
* - codeDir: CODE_DIR for locating sibling repos
* - nexusCreds: Nexus credentials (user:pass)
* - case: GUS Change Case number
* - patch: whether to target patch branch
* - doPR: whether to create PR
* - scsRepoPath: computed path to slds-scs repo
* - scsPatchBranch: SCS patch branch name from release config
*/
export function loadConfig(packageRoot) {
const rootPath = (...args) => path.resolve(packageRoot, ...args);
// Load nconf with CLI args, env vars, and .distrc.json
nconf.argv().env();
const distrcPath = rootPath('.distrc.json');
Iif (fs.existsSync(distrcPath)) {
nconf.file({ file: distrcPath });
}
// Parse .release-config for version info, WI, and paths
const releaseConfigPath = rootPath('.release-config');
const releaseConfig = parseReleaseConfig(releaseConfigPath);
// Build merged config with priority: CLI > env > .release-config > .distrc.json
const config = {
// Versions - from CLI, env, or .release-config
sldsVersion: nconf.get('sldsVersion') || releaseConfig.SLDS1_VERSION || null,
slds2Version: nconf.get('slds2Version') || releaseConfig.SLDS2_VERSION || null,
scsVersion: nconf.get('scsVersion') || releaseConfig.SCS_VERSION || null,
// Work item - from CLI, env (SCS_WI), or .release-config
wi: nconf.get('wi') || process.env.SCS_WI || releaseConfig.SCS_WI || null,
// GUS Change Case - from CLI or .distrc.json
case: nconf.get('case') || null,
// Nexus credentials - from CLI or .distrc.json
nexusCreds: nconf.get('nexusCreds') || null,
// PR and patch toggles - from CLI
doPR: nconf.get('doPR') || null,
patch: nconf.get('patch') || null,
// CODE_DIR from .release-config for locating sibling repos
codeDir: nconf.get('codeDir') || releaseConfig.CODE_DIR || null,
// SCS patch branch from .release-config
scsPatchBranch: releaseConfig.SCS_PATCH_BRANCH || null,
};
// Compute slds-scs repo path
if (config.codeDir) {
config.scsRepoPath = path.resolve(config.codeDir, 'slds-scs');
} else {
// Fallback: ../slds-scs relative to the monorepo root
// packageRoot = .../salesforce-design-system/packages/design-system
// monorepo root = ../.. from packageRoot
const monorepoRoot = path.resolve(packageRoot, '../..');
config.scsRepoPath = path.resolve(monorepoRoot, '../slds-scs');
}
return config;
}
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