assert
Ensures that a condition is fulfilled.
Fails with an error if the condition is not fulfilled. Does not produce any output in the document.
If you wish to test equality between two values, see assert.eq and assert.ne.
Example
#assert(1 < 2, message: "math broke")
ParametersParameters are the inputs to a function. They are specified in parentheses after the function name.
condition
The condition that must be true for the assertion to pass.
message
The error message when the assertion fails.
DefinitionsFunctions and types and can have associated definitions. These are accessed by specifying the function or type, followed by a period, and then the definition's name.
eq
Ensures that two values are equal.
Fails with an error if the first value is not equal to the second. Does not produce any output in the document.
View example
#assert.eq(10, 10)
leftanyRequiredPositionalPositional parameters are specified in order, without names.
The first value to compare.
rightanyRequiredPositionalPositional parameters are specified in order, without names.
The second value to compare.
message
An optional message to display on error instead of the representations of the compared values.
ne
Ensures that two values are not equal.
Fails with an error if the first value is equal to the second. Does not produce any output in the document.
View example
#assert.ne(3, 4)
leftanyRequiredPositionalPositional parameters are specified in order, without names.
The first value to compare.
rightanyRequiredPositionalPositional parameters are specified in order, without names.
The second value to compare.
message
An optional message to display on error instead of the representations of the compared values.