cursor

Marks a function as a generator.

Syntax: @ cursor

Category

async

Related

• futura
• cede

Examples

examples/corpus/cursor/cursor.fab (canonical · keyword)

Marks a function as a generator.

# cursor — async iteration annotation
#
# GRAMMAR:
#   annotation :← '@' 'cursor'
#
# EXPECTED OUTPUT:
#   Scalar stdout smoke (see body).
#
# BACKEND:
#   Cross-ref: futura/futura.fab, itera/cursor-iteratio.fab; Go whitelist: cursor/cursor.fab.
#

@ cursor
functio stream() → numerus {
    cede 1
    cede 2
}

incipit {
    nota stream()
}

Expected output:

[1, 2]