// Test invalid code block syntax. --- // Multiple unseparated expressions in one line. // Error: 2-4 expected expression, found invalid token {1u} // Should output `1`. // Error: 3 expected semicolon or line break {0 1} // Should output `2`. // Error: 2:12 expected semicolon or line break // Error: 1:22 expected semicolon or line break {let x = -1 let y = 3 x + y} // Should output `3`. { // Error: 9-12 expected identifier, found string for "v" // Error: 10 expected keyword `in` for v let z = 1 + 2 z } --- // Ref: false // Error: 3:1 expected closing brace { --- // Ref: false // Error: 1-2 unexpected closing brace }