Function containsHeredoc

src/utils/bash/shellQuoting.ts:7–22

* Detects if a command contains a heredoc pattern * Matches patterns like: <<EOF, <<'EOF', <<"EOF", <<-EOF, <<-'EOF', <<\EOF, etc.

(command: string)

 * Matches patterns like: <<EOF, <<'EOF', <<"EOF", <<-EOF, <<-'EOF', <<\EOF, etc.
 */
function containsHeredoc(command: string): boolean {
  // Match heredoc patterns: << followed by optional -, then optional quotes or backslash, then word
  // Matches: <<EOF, <<'EOF', <<"EOF", <<-EOF, <<-'EOF', <<\EOF
  // Check for bit-shift operators first and exclude them
  if (
    /\d\s*<<\s*\d/.test(command) ||
    /\[\[\s*\d+\s*<<\s*\d+\s*\]\]/.test(command) ||
    /\$\(\(.*<<.*\)\)/.test(command)
  ) {
    return false
  }

  // Now check for heredoc patterns
  const heredocRegex = /<<-?\s*(?:(['"]?)(\w+)\1|\\(\w+))/
  return heredocRegex.test(command)
}

/**
 * Detects if a command contains multiline strings in quotes