vrl 0.32.0

Vector Remap Language
Documentation
{
  "anchor": "to_regex",
  "name": "to_regex",
  "category": "Coerce",
  "description": "Coerces the `value` into a regex.",
  "arguments": [
    {
      "name": "value",
      "description": "The value to convert to a regex.",
      "required": true,
      "type": [
        "string"
      ]
    }
  ],
  "return": {
    "types": [
      "regex"
    ],
    "rules": [
      "If `value` is a string that contains a valid regex, returns the regex constructed with this string."
    ]
  },
  "internal_failure_reasons": [
    "`value` is not a string."
  ],
  "examples": [
    {
      "title": "Coerce to a regex",
      "source": "to_regex!(\"^foo$\")",
      "return": "r'^foo$'"
    }
  ],
  "notices": [
    "Compiling a regular expression is an expensive operation and can limit Vector's\nthroughput. Don't use this function unless you are absolutely sure there is no other\nway!"
  ],
  "pure": true
}