Validate

Overview

Run terraform validate and display diagnostics. The plugin groups errors and warnings by severity, with expandable source locations and suggestions for fixing each issue.

Screenshot

Interactive (TUI)

Press v from the home menu. The plugin runs validation and shows errors/warnings in an expandable list.

Keybindings

Key	Action	Context
Enter	Expand diagnostic detail	List
e	Open file at error location in $EDITOR	List
ctrl+r	Re-run validation	Always
q	Back to home	Always

Flow

Home ──v──→ Validate (loading) ──→ Validate (results)
                                      │
                                      ├── Enter → Expand diagnostic detail
                                      ├── e → Open $EDITOR at source location
                                      ├── ctrl+r → Re-run validation
                                      └── q → Home

Command Line (CLI)

tfui validate -project ./infra
tfui validate -project ./infra -ci
tfui validate -project ./infra -json

Exit Codes

Code	Meaning
0	Configuration valid
1	Validation errors found

Equivalence

Goal	CLI	TUI
Validate configuration	tfui validate -ci	Press v
Get diagnostics as JSON	tfui validate -json	N/A (TUI is visual)
Re-validate after fix	tfui validate -ci	v → ctrl+r

Configuration

# tfui.hcl
plugin "validate" {
  enabled = true
}

Related

• Init – run terraform init before validating
• Plan – plan runs implicit validation