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feat: add support for using MCP_CLI_CONFIG env var for config file, and improve error handling #19
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feat: add support for using MCP_CLI_CONFIG env var for config file, and improve error handling #19
technicalpickles
wants to merge
7
commits into
wong2:main
from
technicalpickles:feat/config-env-improvements
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…andling - Add MCP_CLI_CONFIG environment variable support with priority hierarchy - Improve config file validation with detailed error messages - Add comprehensive JSON parsing error handling with line/column info - Validate server configurations and provide helpful structure examples 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <[email protected]>
- Document configuration priority hierarchy (CLI flag → env var → default) - Add MCP_CLI_CONFIG environment variable usage example - Document enhanced error handling with JSON syntax validation - Add configuration file format section with structure examples 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <[email protected]>
wong2
reviewed
Sep 8, 2025
- Create new src/config/index.js with all config-related functions - Move resolveConfigPath, validateConfigStructure, readConfig, pickServer from mcp.js - Move getClaudeConfigPath from utils.js to config module - Add backward compatibility re-export in utils.js - Improve separation of concerns and maintainability - All existing functionality preserved 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <[email protected]>
- Combine resolveConfigPath + readConfig + validation into single loadConfig() - Inline getClaudeConfigPath and validateConfigStructure as private helpers - Streamline error messages while maintaining helpful UX - Reduce from 5 exports to 2 main functions (loadConfig, pickServer) - Remove backward compatibility exports, clean API surface - ~23% code reduction (39 lines saved) with same functionality 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <[email protected]>
- Consolidate all path resolution logic in one place - getDefaultConfigPath now handles CLI arg → env var → platform default priority - Cleaner separation of concerns in loadConfig function - Same functionality with better organization 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <[email protected]>
wong2
reviewed
Sep 9, 2025
- Add Zod dependency for type-safe schema validation - Replace 27 lines of manual validation with concise schema definition - Improve error messages with precise field-level feedback - Reduce code complexity and improve maintainability 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <[email protected]>
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Summary
MCP_CLI_CONFIG
environment variable support with priority hierarchy (CLI flag → env var → default)Test plan
MCP_CLI_CONFIG
environment variable - works correctlymcpServers
section - shows expected structure🤖 Generated with Claude Code