Knitr engine for declarative C4 chunks

Registered automatically when c4r is loaded. In an R Markdown or Quarto document you can write:

Usage

c4_knitr_engine(options)

Arguments

options

A knitr chunk options list. Recognises type (one of "context", "container", "component"; default "context"), title, and theme.

Value

Knitr-rendered output. Not called directly.

Details

```{c4, type="container", title="My App"}
person: user "End User"
container: api "API" [Service]
rel: user -> api "Uses"
```

Supported lines (one per element):

• person: <id> "<label>" "<description>"

• system: <id> "<label>" "<description>" [<technology>]

• container: <id> "<label>" "<description>" [<technology>]

• component: <id> "<label>" "<description>" [<technology>]

• external: <id> "<label>" "<description>"

• rel: <from> -> <to> "<label>" [<technology>]