Review of "Monitor Input Switch" version 2

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Switch an external monitor's input source (HDMI/DP/USB-C) via ddcutil. Requires ddcutil to be installed and working.

Extension Homepage
https://github.com/nemofq/monitor-input-switch

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Files

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Shexli (experimental) warning 4

Shexli found 4 issues that may need reviewer attention.

EGO-X-004 warning

extensions should avoid synchronous file IO in shell code

Shell code should avoid synchronous file IO APIs like `GLib.file_get_contents()` and `Gio.File.load_contents()`.

File Operations

  • ddcutil.js:115
    GLib.file_get_contents(
                            `/sys/class/drm/${name}/status`)

EGO-A-004 warning

extension files should not contain excessive ungated console logging

File contains 9 ungated console.log/warn/error calls (threshold: 5).

No excessive logging

  • ddcutil.js:64
    console.log('[monitor-input-switch] cancelInFlight: force-exiting in-flight ddcutil subprocess')
  • ddcutil.js:79
    console.log(`[monitor-input-switch] subprocess timeout after ${SUBPROCESS_TIMEOUT_MS}ms, killing: ${argv[0]}`)
  • ddcutil.js:98
    console.log('[monitor-input-switch] sysfs pre-check: scanning /sys/class/drm')
  • ddcutil.js:105
    console.log('[monitor-input-switch] sysfs pre-check: sysfs read failed, falling through to ddcutil')
  • ddcutil.js:118
    console.log(`[monitor-input-switch] sysfs pre-check: found connected external display (${name})`)
  • ddcutil.js:124
    console.log('[monitor-input-switch] sysfs pre-check: sysfs read failed, falling through to ddcutil')
  • ddcutil.js:129
    console.log('[monitor-input-switch] sysfs pre-check: no external display connected')
  • ddcutil.js:138
    console.log('[monitor-input-switch] ddcutil detect: starting')
  • ddcutil.js:145
    console.log(`[monitor-input-switch] ddcutil detect: found ${count} monitor(s)`)

EGO-L-002 warning

objects created by extension should be destroyed in disable()

Objects assigned in `enable()` are missing matching `.destroy()` calls in `disable()` or its helper methods.

Destroy all objects

  • extension.js:31
    this._itemsSection = new PopupMenu.PopupMenuSection()

EGO-L-005 warning

owned object references should be released in disable()

Owned references that are cleaned up in `disable()` should also be released with `null` or `undefined`.

Destroy all objects

  • extension.js:31
    this._itemsSection = new PopupMenu.PopupMenuSection()

All Versions

Version Status
4 Active
3 Rejected
2 Rejected
1 Rejected

Previous Reviews on this Version

JustPerfection rejected
As mentioned before, timeout should be removed before creating a new one and on destroy (line 77 `ddcutil.js`).
JustPerfection posted a review
Also fix EGO-X-004 mentioned in Shexli