deepseek-ai/deepseek-harness · error · Error

include must be a positive glob filter; negated patterns ("!

Error message

include must be a positive glob filter; negated patterns ("!…") are not supported

What it means

Error "include must be a positive glob filter; negated patterns ("!…") are not supported" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/fs/tool-fs-search/src/grep.ts:70

  /** Cooperative tool-call budget (ms) attached as `ToolDefinition.timeoutMs`. */
  timeoutMs: number
}

/** Validated `grep` arguments. */
export interface GrepInput {
  pattern: string
  path?: string
  include?: string
}

/**
 * Reject an `include` that is not ONE positive glob filter: blank strings,
 * negated patterns (`!…`), and comma-separated lists. A comma inside a brace
 * group is fine — `*.{ts,tsx}` is one glob with alternation, not a list.
 */
function validateInclude(include: string): void {
  if (include.trim().length === 0) throw new Error('include must be a non-empty glob when given')
  if (include.startsWith('!')) throw new Error('include must be a positive glob filter; negated patterns ("!…") are not supported')
  let braceDepth = 0
  for (const char of include) {
    if (char === '{') braceDepth++
    else if (char === '}') braceDepth = Math.max(0, braceDepth - 1)
    else if (char === ',' && braceDepth === 0) {
      throw new Error('include must be one glob, not a comma-separated list (use {a,b} alternation instead)')
    }
  }
}

/**
 * Validate value constraints the schema DSL can't express: a non-EMPTY
 * `pattern` (whitespace is a legitimate regex), a non-blank `path` when given,
 * and a single positive `include` glob ({@link GrepInput}). Throws a plain
 * `Error` (an ordinary tool argument error) otherwise.
 *
 * @param args - the schema-validated `grep` arguments.
 * @returns the accepted input, unchanged.

View on GitHub (pinned to b150a551b8)

When it happens

Trigger: Thrown at packages/fs/tool-fs-search/src/grep.ts:70 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of deepseek-ai/deepseek-harness@b150a551b8 (2026-08-24). Data as JSON: /api/errors/d887e64634b2af21. Report an issue: GitHub.