// Test headings.

---
// Different number of hashtags.

// Valid levels.
# 1
### 2
###### 6

// Too many hashtags.
// Warning: 1-8 should not exceed depth 6
####### 7

---
// Heading continuation over linebreak.

// Code blocks continue heading.
# A{
    "B"
}

// Function call continues heading.
# #rect[
    A
] B

// Without some kind of block, headings end at a line break.
# A
B

---
// Heading vs. no heading.

// Parsed as headings if at start of the context.
/**/ # Ok
{[## Ok]}
#rect[### Ok]

// Not at the start of the context.
No # heading

// Escaped.
\# No heading

---
// Make small, but double heading.
#let heading(contents) = heading(contents + contents, level: 6)

// The new heading's argument list doesn't contain `level`.
// Error: 1-11 unexpected argument
### Twice.