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named-grid-areas-no-invalid

Disallow invalid named grid areas.

a { grid-template-areas:
"a a a"
"b b b"; }
/** โ†‘
* This named grid area */

For a named grid area to be valid, all strings must define:

  • the same number of cell tokens
  • at least one cell token

And all named grid areas that spans multiple grid cells must form a single filled-in rectangle.

Options#

true#

The following patterns are considered violations:

a { grid-template-areas: "" }
a { grid-template-areas: "a a a"
"b b b b"; }
a { grid-template-areas: "a a a"
"b b a"; }

The following pattern is not considered a violation:

a { grid-template-areas: "a a a"
"b b b"; }