executable_has_shebang

Every file with +x set must begin with #!. Catches plain text files accidentally marked executable.

Options

This rule takes no kind-specific options.

Plus the common paths, level, id, when, scope_filter, and expect_matches fields. This table is generated from the JSON Schema; option types and defaults are authoritative.

Example

An executable script missing its shebang

The rule fires on this repository:

• README.md✓
• scripts/
• scripts/run(executable)✗

  ✗ error exec-shebang

  executable file has no shebang (#!)

README.md

# demo

scripts/run

echo hi

With this .alint.yml:

version: 1
rules:
  - id: exec-shebang
    kind: executable_has_shebang
    paths: "scripts/**"
    level: error

alint check reports:

--- scripts/run ----------------------------------------------------------------
  x  error    exec-shebang
              executable file has no shebang (#!)

Summary (1 violation):
  x 1 error
  0 passing * 1 failing

An executable script that has its shebang

This repository is compliant:

• README.md✓
• scripts/
• scripts/hello.sh(executable)✓

README.md

# demo

scripts/hello.sh

#!/bin/sh
echo hi

With this .alint.yml:

version: 1
rules:
  - id: exec-shebang
    kind: executable_has_shebang
    paths: "scripts/**"
    level: error

alint check reports:

v All 1 rule(s) passed.