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Diff Patch Tools

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io.github.lazymac2x/diff-patch-toolsv1.0.0

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apply_patch

Apply a unified diff patch to an original text and return the patched result.

patchstring, required

Unified diff patch string

originalstring, required

Original text to patch

This tool isn't marked read-only, so it may change something on the server or in an account you connected.

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Tools (6)

Diff Patch Tools MCP server | mcptry

Argument	Type	Description
patch*	string	Unified diff patch string
original*	string	Original text to patch

Input schema (JSON)

{
  "type": "object",
  "required": [
    "original",
    "patch"
  ],
  "properties": {
    "patch": {
      "type": "string",
      "description": "Unified diff patch string"
    },
    "original": {
      "type": "string",
      "description": "Original text to patch"
    }
  }
}

diff_stats

Parse a unified diff string and return line-level statistics: additions, deletions, hunks, files changed.

Argument	Type	Description
diff*	string	Unified diff string to analyse

Input schema (JSON)

{
  "type": "object",
  "required": [
    "diff"
  ],
  "properties": {
    "diff": {
      "type": "string",
      "description": "Unified diff string to analyse"
    }
  }
}

json_diff

Compute a structural diff between two JSON values, showing added, removed, and replaced fields.

Argument	Type	Description
modified*	any	Modified JSON value (object, array, or JSON string)
original*	any	Original JSON value (object, array, or JSON string)

Input schema (JSON)

{
  "type": "object",
  "required": [
    "original",
    "modified"
  ],
  "properties": {
    "modified": {
      "description": "Modified JSON value (object, array, or JSON string)"
    },
    "original": {
      "description": "Original JSON value (object, array, or JSON string)"
    }
  }
}

patch_validate

Check whether a unified diff patch can be applied cleanly to an original text without actually applying it.

Argument	Type	Description
patch*	string	Unified diff patch string
original*	string	Original text

Input schema (JSON)

{
  "type": "object",
  "required": [
    "original",
    "patch"
  ],
  "properties": {
    "patch": {
      "type": "string",
      "description": "Unified diff patch string"
    },
    "original": {
      "type": "string",
      "description": "Original text"
    }
  }
}

text_diff

Generate a unified diff between two text strings. Ideal for comparing file versions before and after edits.

Argument	Type	Description
context	number	Context lines around each change (default 3)
modified*	string	Modified text
original*	string	Original text
modified_file	string	Label for the modified file (default "modified")
original_file	string	Label for the original file (default "original")

Input schema (JSON)

{
  "type": "object",
  "required": [
    "original",
    "modified"
  ],
  "properties": {
    "context": {
      "type": "number",
      "description": "Context lines around each change (default 3)"
    },
    "modified": {
      "type": "string",
      "description": "Modified text"
    },
    "original": {
      "type": "string",
      "description": "Original text"
    },
    "modified_file": {
      "type": "string",
      "description": "Label for the modified file (default \"modified\")"
    },
    "original_file": {
      "type": "string",
      "description": "Label for the original file (default \"original\")"
    }
  }
}

three_way_merge

Perform a three-way merge of base, ours, and theirs. Conflicts are marked with standard diff3 conflict markers.

Argument	Type	Description
base*	string	Common ancestor text
ours*	string	Our version of the text
theirs*	string	Their version of the text
ours_label	string	Label for ours in conflict markers (default "ours")
theirs_label	string	Label for theirs in conflict markers (default "theirs")

Input schema (JSON)

{
  "type": "object",
  "required": [
    "base",
    "ours",
    "theirs"
  ],
  "properties": {
    "base": {
      "type": "string",
      "description": "Common ancestor text"
    },
    "ours": {
      "type": "string",
      "description": "Our version of the text"
    },
    "theirs": {
      "type": "string",
      "description": "Their version of the text"
    },
    "ours_label": {
      "type": "string",
      "description": "Label for ours in conflict markers (default \"ours\")"
    },
    "theirs_label": {
      "type": "string",
      "description": "Label for theirs in conflict markers (default \"theirs\")"
    }
  }
}