df

--dfv1.1.1

Converts `df` command output to JSON

LinuxmacOSFreeBSDcommandslurpable

$ df | jc-rs --df

A real pair

From the reference corpus (generic/df-long-filesystem.json). The left pane is the input the fixture ships; the right pane is the corpus's expected JSON. CI compares jc-rs with it field by field under the published differential. Hover a value to see where it came from.

dfgeneric

Filesystem    Type 1024-blocks      Used Available Capacity Mounted on
/dev/mapper/VolGroup00-LogVol00 ext3     6030784   1147932   4571556      21% /
proc          proc           0         0         0       -  /proc
sysfs        sysfs           0         0         0       -  /sys

expected outputjson

[
  {
    "filesystem": "/dev/mapper/VolGroup00-LogVol00",
    "type": "ext3",
    "1024_blocks": 6030784,
    "used": 1147932,
    "available": 4571556,
    "mounted_on": "/",
    "capacity_percent": 21
  },
  {
    "filesystem": "proc",
    "type": "proc",
    "1024_blocks": 0,
    "used": 0,
    "available": 0,
    "mounted_on": "/proc",
    "capacity_percent": null
  },
  {
    "filesystem": "sysfs",
    "type": "sysfs",
    "1024_blocks": 0,
    "used": 0,
    "available": 0,
    "mounted_on": "/sys",
    "capacity_percent": null
  }
]

Guides using this parser

Bash, jc-rs, and jq →Why command-output parsers break →

Fixture coverage

10/10oracle-valid pairs match under the published structural JSON comparison

Magic syntax

jc-rs dfjc-rs runs the command itself and parses what it prints. Recognised for: `df`

Source: crates/jc-rs-parsers/src/system/df.rs. jc-rs targets the schemas defined by the original Python tool. Fixture coverage above is the measured evidence for this parser; test the inputs your pipeline depends on. Compare