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          "patterns": [
            {
              "include": "#string-escaped-char"
            },
            {
              "include": "#string-interpolation"
            },
            {
              "include": "#string-placeholder"
            }
          ]
        }
      ]
    },
    "string-escaped-char": {
      "patterns": [
        {
          "name": "constant.character.escape.v",
          "match": "\\\\([0-7]{3}|[\\$abfnrtv\\\\'\"]|x[0-9a-fA-F]{2}|u[0-9a-fA-F]{4}|U[0-9a-fA-F]{8})"
        },
        {
          "name": "invalid.illegal.unknown-escape.v",
          "match": "\\\\[^0-7\\$xuUabfnrtv\\'\"]"
        }
      ]
    },
    "string-interpolation": {
      "name": "meta.string.interpolation.v",
      "match": "(\\$([\\w.]+|\\{.*?\\}))",
      "captures": {
        "1": {
          "patterns": [
            {
              "name": "invalid.illegal.v",
              "match": "\\$\\d[\\.\\w]+"
            },
            {
              "name": "variable.other.interpolated.v",
              "match": "\\$([\\.\\w]+|\\{.*?\\})"
            }
          ]
        }
      }
    },
    "string-placeholder": {
      "match": "%(\\[\\d+\\])?([\\+#\\-0\\x20]{,2}((\\d+|\\*)?(\\.?(\\d+|\\*|(\\[\\d+\\])\\*?)?(\\[\\d+\\])?)?))?[vT%tbcdoqxXUbeEfFgGsp]",
      "name": "constant.other.placeholder.v"
    },
    "illegal-name": {
      "match": "\\d\\w+",
      "name": "invalid.illegal.v"
    }
  }
}