get_diagnostics

✈ Glider MCP v5.3.0

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[diagnostics]

Gets diagnostics (warnings, errors) for the loaded solution/project. Use includeAnalyzers=true to include analyzer/IDE diagnostics.

Try this tool in Playground.

Parameters

Name	Type	Required	Description
filePath	string	No	Optional file path filter.
projectName	string	No	Optional project name filter.
includeAnalyzers	boolean	No	Include analyzer/IDE diagnostics. Default is false.
summaryOnly	boolean	No	When true, returns summary counts only. Default is false.
severity	string	No	Minimum severity: 'error', 'warning', 'info', or 'hidden'. Default is 'warning'.
category	string	No	Optional category filter (e.g., 'Compiler', 'Style').
idPrefix	string	No	Optional diagnostic ID prefix filter (e.g., 'CS', 'CA', 'IDE').
pathStyle	string	No	Path style: 'absolute' (default) or 'relative' (to solution root).
sortBy	string	No	Optional sort: 'severity', 'filePath', 'id', 'lineNumber', 'projectName'.
sortOrder	string	No	Sort order: 'asc' (default) or 'desc'.
skip	number	No	Pagination offset. Default is 0.
take	number	No	Pagination size. Default is 200.
timeout_ms	number	No	Timeout in milliseconds (5 minutes). Use 0 to disable. Default is 300000.

Examples

Get warnings and errors (default)

Request 
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_diagnostics",
    "arguments": {}
  }
}

Response 
{
  "success": true,
  "data": {
    "diagnosticCount": 3,
    "errorCount": 1,
    "warningCount": 2,
    "infoCount": 0,
    "paging": {
      "skip": 0,
      "take": 200,
      "returned": 3,
      "total": 3
    },
    "diagnostics": [
      {
        "id": "CS1002",
        "severity": "Error",
        "message": "; expected",
        "filePath": "/path/to/File.cs",
        "lineNumber": 42,
        "column": 17,
        "endLineNumber": 42,
        "endColumn": 18,
        "category": "Syntax",
        "projectName": "MyProject"
      }
    ]
  },
  "meta": {
    "durationMs": 123,
    "cancelled": false,
    "timedOut": false,
    "timeoutMs": 300000
  },
  "error": null
}

Get error diagnostics only

Request 
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_diagnostics",
    "arguments": {
      "severity": "error"
    }
  }
}

Response 
{
  "success": true,
  "data": {
    "diagnosticCount": 3,
    "errorCount": 1,
    "warningCount": 2,
    "infoCount": 0,
    "paging": {
      "skip": 0,
      "take": 200,
      "returned": 3,
      "total": 3
    },
    "diagnostics": [
      {
        "id": "CS1002",
        "severity": "Error",
        "message": "; expected",
        "filePath": "/path/to/File.cs",
        "lineNumber": 42,
        "column": 17,
        "endLineNumber": 42,
        "endColumn": 18,
        "category": "Syntax",
        "projectName": "MyProject"
      }
    ]
  },
  "meta": {
    "durationMs": 123,
    "cancelled": false,
    "timedOut": false,
    "timeoutMs": 300000
  },
  "error": null
}

Summary view by project and severity

Request 
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_diagnostics",
    "arguments": {
      "summaryOnly": true,
      "severity": "warning"
    }
  }
}

Response 
{
  "success": true,
  "data": {
    "diagnosticCount": 3,
    "errorCount": 1,
    "warningCount": 2,
    "infoCount": 0,
    "paging": {
      "skip": 0,
      "take": 200,
      "returned": 3,
      "total": 3
    },
    "diagnostics": [
      {
        "id": "CS1002",
        "severity": "Error",
        "message": "; expected",
        "filePath": "/path/to/File.cs",
        "lineNumber": 42,
        "column": 17,
        "endLineNumber": 42,
        "endColumn": 18,
        "category": "Syntax",
        "projectName": "MyProject"
      }
    ]
  },
  "meta": {
    "durationMs": 123,
    "cancelled": false,
    "timedOut": false,
    "timeoutMs": 300000
  },
  "error": null
}

Response Notes

Returns diagnostics, optionally with paging and filtering

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