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8ecc70d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 | """Shell completion script generation for hermes CLI.
Walks the live argparse parser tree to generate accurate, always-up-to-date
completion scripts — no hardcoded subcommand lists, no extra dependencies.
Supports bash, zsh, and fish.
"""
from __future__ import annotations
import argparse
from typing import Any
def _walk(parser: argparse.ArgumentParser) -> dict[str, Any]:
"""Recursively extract subcommands and flags from a parser.
Uses _SubParsersAction._choices_actions to get canonical names (no aliases)
along with their help text.
"""
flags: list[str] = []
subcommands: dict[str, Any] = {}
for action in parser._actions:
if isinstance(action, argparse._SubParsersAction):
# _choices_actions has one entry per canonical name; aliases are
# omitted, which keeps completion lists clean.
seen: set[str] = set()
for pseudo in action._choices_actions:
name = pseudo.dest
if name in seen:
continue
seen.add(name)
subparser = action.choices.get(name)
if subparser is None:
continue
info = _walk(subparser)
info["help"] = _clean(pseudo.help or "")
subcommands[name] = info
elif action.option_strings:
flags.extend(o for o in action.option_strings if o.startswith("-"))
return {"flags": flags, "subcommands": subcommands}
def _clean(text: str, maxlen: int = 60) -> str:
"""Strip shell-unsafe characters and truncate."""
return text.replace("'", "").replace('"', "").replace("\\", "")[:maxlen]
# ---------------------------------------------------------------------------
# Bash
# ---------------------------------------------------------------------------
def generate_bash(parser: argparse.ArgumentParser) -> str:
tree = _walk(parser)
top_cmds = " ".join(sorted(tree["subcommands"]))
cases: list[str] = []
for cmd in sorted(tree["subcommands"]):
info = tree["subcommands"][cmd]
if cmd == "profile" and info["subcommands"]:
# Profile subcommand: complete actions, then profile names for
# actions that accept a profile argument.
subcmds = " ".join(sorted(info["subcommands"]))
profile_actions = "use delete show alias rename export"
cases.append(
f" profile)\n"
f" case \"$prev\" in\n"
f" profile)\n"
f" COMPREPLY=($(compgen -W \"{subcmds}\" -- \"$cur\"))\n"
f" return\n"
f" ;;\n"
f" {profile_actions.replace(' ', '|')})\n"
f" COMPREPLY=($(compgen -W \"$(_hermes_profiles)\" -- \"$cur\"))\n"
f" return\n"
f" ;;\n"
f" esac\n"
f" ;;"
)
elif info["subcommands"]:
subcmds = " ".join(sorted(info["subcommands"]))
cases.append(
f" {cmd})\n"
f" COMPREPLY=($(compgen -W \"{subcmds}\" -- \"$cur\"))\n"
f" return\n"
f" ;;"
)
elif info["flags"]:
flags = " ".join(info["flags"])
cases.append(
f" {cmd})\n"
f" COMPREPLY=($(compgen -W \"{flags}\" -- \"$cur\"))\n"
f" return\n"
f" ;;"
)
cases_str = "\n".join(cases)
return f"""# Hermes Agent bash completion
# Add to ~/.bashrc:
# eval "$(hermes completion bash)"
_hermes_profiles() {{
local profiles_dir="$HOME/.hermes/profiles"
local profiles="default"
if [ -d "$profiles_dir" ]; then
profiles="$profiles $(ls "$profiles_dir" 2>/dev/null)"
fi
echo "$profiles"
}}
_hermes_completion() {{
local cur prev
COMPREPLY=()
cur="${{COMP_WORDS[COMP_CWORD]}}"
prev="${{COMP_WORDS[COMP_CWORD-1]}}"
# Complete profile names after -p / --profile
if [[ "$prev" == "-p" || "$prev" == "--profile" ]]; then
COMPREPLY=($(compgen -W "$(_hermes_profiles)" -- "$cur"))
return
fi
if [[ $COMP_CWORD -ge 2 ]]; then
case "${{COMP_WORDS[1]}}" in
{cases_str}
esac
fi
if [[ $COMP_CWORD -eq 1 ]]; then
COMPREPLY=($(compgen -W "{top_cmds}" -- "$cur"))
fi
}}
complete -F _hermes_completion hermes
"""
# ---------------------------------------------------------------------------
# Zsh
# ---------------------------------------------------------------------------
def generate_zsh(parser: argparse.ArgumentParser) -> str:
tree = _walk(parser)
top_cmds_lines: list[str] = []
for cmd in sorted(tree["subcommands"]):
help_text = _clean(tree["subcommands"][cmd].get("help", ""))
top_cmds_lines.append(f" '{cmd}:{help_text}'")
top_cmds_str = "\n".join(top_cmds_lines)
sub_cases: list[str] = []
for cmd in sorted(tree["subcommands"]):
info = tree["subcommands"][cmd]
if not info["subcommands"]:
continue
if cmd == "profile":
# Profile subcommand: complete actions, then profile names for
# actions that accept a profile argument.
sub_lines: list[str] = []
for sc in sorted(info["subcommands"]):
sh = _clean(info["subcommands"][sc].get("help", ""))
sub_lines.append(f" '{sc}:{sh}'")
sub_str = "\n".join(sub_lines)
sub_cases.append(
f" profile)\n"
f" case ${{line[2]}} in\n"
f" use|delete|show|alias|rename|export)\n"
f" _hermes_profiles\n"
f" ;;\n"
f" *)\n"
f" local -a profile_cmds\n"
f" profile_cmds=(\n"
f"{sub_str}\n"
f" )\n"
f" _describe 'profile command' profile_cmds\n"
f" ;;\n"
f" esac\n"
f" ;;"
)
else:
sub_lines = []
for sc in sorted(info["subcommands"]):
sh = _clean(info["subcommands"][sc].get("help", ""))
sub_lines.append(f" '{sc}:{sh}'")
sub_str = "\n".join(sub_lines)
safe = cmd.replace("-", "_")
sub_cases.append(
f" {cmd})\n"
f" local -a {safe}_cmds\n"
f" {safe}_cmds=(\n"
f"{sub_str}\n"
f" )\n"
f" _describe '{cmd} command' {safe}_cmds\n"
f" ;;"
)
sub_cases_str = "\n".join(sub_cases)
return f"""#compdef hermes
# Hermes Agent zsh completion
# Add to ~/.zshrc:
# eval "$(hermes completion zsh)"
_hermes_profiles() {{
local -a profiles
profiles=(default)
if [[ -d "$HOME/.hermes/profiles" ]]; then
profiles+=("${{(@f)$(ls $HOME/.hermes/profiles 2>/dev/null)}}")
fi
_describe 'profile' profiles
}}
_hermes() {{
local context state line
typeset -A opt_args
_arguments -C \\
'(-h --help){{-h,--help}}[Show help and exit]' \\
'(-V --version){{-V,--version}}[Show version and exit]' \\
'(-p --profile){{-p,--profile}}[Profile name]:profile:_hermes_profiles' \\
'1:command:->commands' \\
'*::arg:->args'
case $state in
commands)
local -a subcmds
subcmds=(
{top_cmds_str}
)
_describe 'hermes command' subcmds
;;
args)
case ${{line[1]}} in
{sub_cases_str}
esac
;;
esac
}}
_hermes "$@"
"""
# ---------------------------------------------------------------------------
# Fish
# ---------------------------------------------------------------------------
def generate_fish(parser: argparse.ArgumentParser) -> str:
tree = _walk(parser)
top_cmds = sorted(tree["subcommands"])
top_cmds_str = " ".join(top_cmds)
lines: list[str] = [
"# Hermes Agent fish completion",
"# Add to your config:",
"# hermes completion fish | source",
"",
"# Helper: list available profiles",
"function __hermes_profiles",
" echo default",
" if test -d $HOME/.hermes/profiles",
" ls $HOME/.hermes/profiles 2>/dev/null",
" end",
"end",
"",
"# Disable file completion by default",
"complete -c hermes -f",
"",
"# Complete profile names after -p / --profile",
"complete -c hermes -f -s p -l profile"
" -d 'Profile name' -xa '(__hermes_profiles)'",
"",
"# Top-level subcommands",
]
for cmd in top_cmds:
info = tree["subcommands"][cmd]
help_text = _clean(info.get("help", ""))
lines.append(
f"complete -c hermes -f "
f"-n 'not __fish_seen_subcommand_from {top_cmds_str}' "
f"-a {cmd} -d '{help_text}'"
)
lines.append("")
lines.append("# Subcommand completions")
profile_name_actions = {"use", "delete", "show", "alias", "rename", "export"}
for cmd in top_cmds:
info = tree["subcommands"][cmd]
if not info["subcommands"]:
continue
lines.append(f"# {cmd}")
for sc in sorted(info["subcommands"]):
sinfo = info["subcommands"][sc]
sh = _clean(sinfo.get("help", ""))
lines.append(
f"complete -c hermes -f "
f"-n '__fish_seen_subcommand_from {cmd}' "
f"-a {sc} -d '{sh}'"
)
# For profile subcommand, complete profile names for relevant actions
if cmd == "profile":
for action in sorted(profile_name_actions):
lines.append(
f"complete -c hermes -f "
f"-n '__fish_seen_subcommand_from {action}; "
f"and __fish_seen_subcommand_from profile' "
f"-a '(__hermes_profiles)' -d 'Profile name'"
)
lines.append("")
return "\n".join(lines)
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