Class: Kdep::CheckRunner

Inherits:
Object
  • Object
show all
Defined in:
lib/kdep/check_runner.rb

Overview

Runs declarative preflight validators from app.yml’s ‘check:` list. Each entry is `cmd: <shell-string>` plus optional `inputs: [paths]`. Paths are resolved via PathResolver. The full invocation is `sh -c “<cmd> <resolved_inputs…>”`. Any non-zero exit halts the pipeline.

Defined Under Namespace

Classes: Error

Class Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(checks:, path_resolver:, ui:) ⇒ CheckRunner

Returns a new instance of CheckRunner.



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# File 'lib/kdep/check_runner.rb', line 17

def initialize(checks:, path_resolver:, ui:)
  @checks = checks || []
  @resolver = path_resolver
  @ui = ui
end

Class Attribute Details

.runner ⇒ Object

Returns the value of attribute runner.



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# File 'lib/kdep/check_runner.rb', line 13

def runner
  @runner
end

Instance Method Details

#run! ⇒ Object 



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# File 'lib/kdep/check_runner.rb', line 23

def run!
  return true if @checks.empty?

  @checks.each do |entry|
    cmd = entry["cmd"].to_s
    raise Error, "check entry missing 'cmd'" if cmd.empty?
    inputs = Array(entry["inputs"]).map { |p| @resolver.resolve(p, warn_on_fallback: true) }
    # Shell-quote each input so paths with spaces survive.
    quoted_inputs = inputs.compact.map { |p| shell_quote(p) }
    full_cmd = ([cmd] + quoted_inputs).join(" ")

    @ui.info("check: #{full_cmd}")
    stdout, stderr, status = self.class.runner.call(full_cmd)
    unless status.success?
      @ui.error("check failed: #{full_cmd}")
      @ui.error(stderr.strip) unless stderr.strip.empty?
      @ui.error(stdout.strip) unless stdout.strip.empty?
      raise Error, "preflight check failed: #{full_cmd}"
    end
  end
  true
end