Validator

From Wiki of Jeroen De Dauw

{{
#display_map:New York
|overlays=photos, videos-1, profit, wikipedia-0, awesomeness-1
}}

The following error has been detected in your syntax:
One or more values for parameter overlays are invalid. The values profit and awesomeness-1 have been omitted.

{{
#display_map:New York
|zoom=42
|width=to much
|awesomeness=yes
}}

The following errors have been detected in your syntax:
awesomeness is not a valid parameter.
Parameter width can only be an integer.