Merge pull request 'feat(config-help): add --html and --man flags; add config-update function' (#36) from feat/config-help-flags-and-updater into main
Offline docs drift reminder / remind (push) Successful in 11s
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Reviewed-on: #36
This commit was merged in pull request #36.
This commit is contained in:
2026-06-08 19:30:52 +00:00
4 changed files with 367 additions and 15 deletions
+17 -1
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@@ -328,13 +328,17 @@ A curated offline reference manual is available at `docs/fish-config.md`. It cov
|---|---|
| `help config` | Open the offline manual in the best available pager |
| `help config <keyword>` | Jump directly to a section matching the keyword |
| `config-help --html` | Open the pre-built HTML docs in the default browser |
| `config-help --man` | Open the compiled man page via `man -l` |
The viewer falls back through: **ov** (syntax highlight + section navigation) → **bat** (syntax highlight) → **man -l** (pre-compiled man page) → **less****cat**.
The pager viewer falls back through: **ov** (syntax highlight + section navigation) → **bat** (syntax highlight) → **man -l** (pre-compiled man page) → **less****cat**.
Examples: `help config keybindings` · `help config pkg` · `help config fish-deps` · `help config abbreviations`
> **Tip:** `help config` is the preferred way to access offline docs — it integrates naturally with fish's built-in `help` command. The underlying `config-help` function is still available directly if needed.
The `--html` flag opens `docs/html/index.html` in your default browser. It detects the correct browser by querying the system's `https://` scheme handler (via `xdg-mime`), falling back through known browser binaries, then `xdg-open` as a last resort. Set `$fish_help_browser` or `$BROWSER` to override.
You can also read the documentation as a standard man page — the symlink and `MANPATH` are set up automatically on shell start:
```fish
@@ -345,6 +349,18 @@ The man page is auto-generated from `docs/fish-config.md` by the CI pipeline on
> **Note:** `fish-config` (hyphen) is this configuration's man page. `fish_config` (underscore) is fish's built-in browser-based configuration tool — a completely separate command. Don't mix them up.
### Updating the Config
Pull the latest changes from the upstream repository without needing a configured git remote:
| Command | Description |
|---|---|
| `config-update` | Fetch and apply the latest commits from upstream |
| `config-update --dry-run` | Preview available changes without applying them |
| `config-update --force` | Stash local changes, pull, then restore the stash |
The remote URL (`https://git.rootiest.dev/rootiest/fish-config.git`) is hard-coded, so `config-update` works even on a fresh clone with no `origin` set. All git output is suppressed; colored status messages report what changed. After a successful pull, reload the shell with `exec fish`.
### Dependency Management
`fish-deps` is a unified command for checking, installing, and updating all tools this config depends on.
+60 -5
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@@ -1022,6 +1022,51 @@ These are implemented as keybinding helpers, but can also be typed:
## 5.14 Miscellaneous
### config-help
Synopsis: config-help [SECTION]
config-help --html
config-help --man
config-help -h | --help
Opens the offline fish shell configuration manual. Without flags, opens
the Markdown source in the best available pager (ov > bat > man > less >
cat). If SECTION is given, jumps to the first heading matching that
keyword (case-insensitive; checks fish-config.index aliases first).
Flags:
--html / -w Open docs/html/index.html in the default browser.
Detects the browser via xdg-mime x-scheme-handler/https,
then known binaries, then xdg-open as last resort.
Respects $fish_help_browser and $BROWSER.
--man / -m Open docs/fish-config.1 via man -l directly.
--help / -h Print usage and navigation key reference.
config-help keybindings
config-help pkg
config-help --html
config-help --man
### config-update
Synopsis: config-update [-h] [-n] [-f]
Pulls the latest fish configuration from the upstream repository
(https://git.rootiest.dev/rootiest/fish-config.git) into ~/.config/fish.
The remote URL is hard-coded, so this works on fresh clones with no git
remote configured. All git output is suppressed; colored messages report
fetch and merge status. After a successful pull, run `exec fish` to
reload.
Flags:
--dry-run / -n Fetch and show available commits without applying them.
--force / -f Stash local changes, pull, then restore the stash.
--help / -h Show usage.
config-update
config-update --dry-run
config-update --force
### bash
Synopsis: bash [args...]
@@ -1247,18 +1292,28 @@ navigation.
## As a man page
The symlink and MANPATH are configured automatically on shell start:
config-help --man
Opens the compiled docs/fish-config.1 directly via man -l, bypassing
the pager fallback chain. The symlink and MANPATH are also configured
automatically on shell start for the standard invocation:
man fish-config
Or read the compiled file directly:
man -l ~/.config/fish/docs/fish-config.1
NOTE: fish-config (hyphen) is this config's man page. fish_config
(underscore) is fish's built-in browser-based configuration tool —
a completely separate command. Do not mix them up.
## In the browser (HTML)
config-help --html
Opens docs/html/index.html in the default web browser. Browser detection
queries the system's x-scheme-handler/https MIME entry (via xdg-mime) to
find the real browser binary, then falls back through known browser
binaries (firefox, chromium, vivaldi, etc.), and finally xdg-open as a
last resort. Set $fish_help_browser or $BROWSER to override.
## Jumping to a section
help config keybindings
+120 -9
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@@ -3,6 +3,8 @@
# SYNOPSIS
# config-help [section]
# config-help --html
# config-help --man
# config-help --help
#
# DESCRIPTION
@@ -12,24 +14,127 @@
# that matches the keyword. Lookup order: docs/fish-config.index (exact
# keyword aliases), then a normalized heading scan as fallback.
# When opened with ov a sticky navigation hint is shown at the top of the
# screen. Pass --help or -h to print usage and navigation key reference.
# screen. Pass --html / -w to open the pre-built HTML version in the
# default browser via xdg-open. Pass --man / -m to open the compiled
# man page directly via man -l. Pass --help or -h for usage reference.
#
# ARGUMENTS
# section Optional keyword to jump to a matching section heading
# --help Print usage and navigation reference, then exit
# -h Alias for --help
# section Optional keyword to jump to a matching section heading
# -w, --html Open the offline HTML docs in the default browser
# -m, --man Open the compiled man page via man -l
# -h, --help Print usage and navigation reference, then exit
#
# RETURNS
# 0 Manual displayed (or --help printed)
# 1 Documentation file not found
# 1 Documentation file not found, or required tool not available
#
# EXAMPLE
# config-help
# config-help keybindings
# config-help pkg
# config-help fish-deps
# config-help --html
# config-help --man
# config-help --help
function config-help --description 'Open the offline fish shell configuration manual'
# ── --html / -w ──────────────────────────────────────────────
if contains -- --html $argv; or contains -- -w $argv
set -l html_file "$__fish_config_dir/docs/html/index.html"
if not test -f "$html_file"
set_color red
echo "error: HTML docs not found at $html_file" >&2
set_color normal
return 1
end
set -l page_url "file://$html_file"
# Browser detection — mirrors fish's help.fish priority order but
# resolves actual browser binaries before falling back to xdg-open.
# xdg-open dispatches on the file's MIME type (text/html), which can
# be associated with non-browser apps (e.g. ebook readers). Using a
# real browser binary directly with a file:// URI avoids that lookup.
set -l graphical_browsers \
firefox firefox-esr chromium chromium-browser google-chrome \
brave-browser vivaldi vivaldi-stable epiphany falkon qutebrowser \
opera x-www-browser htmlview
set -l browser $fish_help_browser
if not set -q browser[1]
if set -q BROWSER
echo $BROWSER | read -at browser
if not type -q $browser[1]
set_color red
echo "error: \$BROWSER '$browser[1]' is not a valid command" >&2
set_color normal
return 1
end
else
# Resolve the https scheme handler from xdg-mime and use its
# binary directly — most reliable on modern Linux desktops.
if type -q xdg-mime
set -l desk (xdg-mime query default x-scheme-handler/https 2>/dev/null)
if test -n "$desk"
set -l candidate (string replace -r '\.desktop$' '' -- $desk)
if type -q $candidate
set browser $candidate
end
end
end
# Fall back to trying known browser binaries in order.
if not set -q browser[1]
for b in $graphical_browsers
if type -q -f $b
set browser $b
break
end
end
end
# Last resort: xdg-open (may hit wrong app for local files).
if not set -q browser[1]; and type -q xdg-open
set browser xdg-open
end
end
end
if not set -q browser[1]
set_color red
echo "error: could not find a web browser — set \$fish_help_browser or \$BROWSER" >&2
set_color normal
return 1
end
set_color green
echo "Opening HTML docs in $browser[1]…"
set_color normal
# Background the browser so it doesn't block the terminal.
sh -c '("$@") &' -- $browser $page_url
return 0
end
# ── --man / -m ───────────────────────────────────────────────
if contains -- --man $argv; or contains -- -m $argv
set -l man_file "$__fish_config_dir/docs/fish-config.1"
if not test -f "$man_file"
set_color red
echo "error: man page not found at $man_file" >&2
set_color normal
return 1
end
if not type -q man
set_color red
echo "error: man not found — cannot open man page" >&2
set_color normal
return 1
end
man -l "$man_file"
return 0
end
# ── --help / -h ──────────────────────────────────────────────
if contains -- --help $argv; or contains -- -h $argv
set_color --bold
@@ -41,15 +146,19 @@ function config-help --description 'Open the offline fish shell configuration ma
echo USAGE
set_color normal
echo " config-help "(set_color yellow)"[section]"(set_color normal)
echo " config-help "(set_color yellow)"--html"(set_color normal)
echo " config-help "(set_color yellow)"--man"(set_color normal)
echo " config-help "(set_color yellow)"--help"(set_color normal)
echo ""
set_color --bold brblue
echo ARGUMENTS
set_color normal
echo " "(set_color yellow)"section"(set_color normal)" Optional keyword to jump to a matching section heading."
echo " Searches docs/fish-config.index for aliases first, then"
echo " falls back to a normalized (case- and punctuation-insensitive)"
echo " scan of heading lines."
echo " "(set_color yellow)"section"(set_color normal)" Optional keyword to jump to a matching section heading."
echo " Searches docs/fish-config.index for aliases first, then"
echo " falls back to a normalized (case- and punctuation-insensitive)"
echo " scan of heading lines."
echo " "(set_color yellow)"-w, --html"(set_color normal)" Open the offline HTML docs in the default browser."
echo " "(set_color yellow)"-m, --man"(set_color normal)" Open the compiled man page via man -l."
echo ""
set_color --bold brblue
echo EXAMPLES
@@ -59,6 +168,8 @@ function config-help --description 'Open the offline fish shell configuration ma
echo " "(set_color green)"config-help pkg"(set_color normal)" jump to the pkg function entry"
echo " "(set_color green)"config-help fish-deps"(set_color normal)" jump to fish-deps"
echo " "(set_color green)"config-help abbreviations"(set_color normal)" jump to Abbreviations section"
echo " "(set_color green)"config-help --html"(set_color normal)" open HTML docs in browser"
echo " "(set_color green)"config-help --man"(set_color normal)" open compiled man page"
echo ""
set_color --bold brblue
echo "NAVIGATION (ov pager)"
+170
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@@ -0,0 +1,170 @@
# Copyright (C) 2026 Rootiest
# SPDX-License-Identifier: AGPL-3.0-or-later
# SYNOPSIS
# config-update [-h | --help] [-f | --force] [-n | --dry-run]
#
# DESCRIPTION
# Pulls the latest fish shell configuration from the upstream repository
# (https://git.rootiest.dev/rootiest/fish-config.git) into ~/.config/fish.
# The remote URL is hard-coded so the update works even if the local clone
# has no configured remote. Git output is suppressed; status is reported
# through colored messages. After a successful pull the function prints a
# short summary of changed files.
#
# ARGUMENTS
# -h, --help Show this help message and exit
# -f, --force Stash local changes before pulling, then pop the stash
# -n, --dry-run Check for upstream changes without applying them
#
# RETURNS
# 0 Config updated (or already up to date)
# 1 Update failed (network error, merge conflict, or not a git repo)
#
# EXAMPLE
# config-update
# config-update --dry-run
# config-update --force
function config-update --description 'Pull latest fish config from upstream'
set -l c_head (set_color --bold cyan)
set -l c_cmd (set_color --bold white)
set -l c_flag (set_color yellow)
set -l c_ok (set_color green)
set -l c_warn (set_color yellow)
set -l c_err (set_color red)
set -l c_dim (set_color brblack)
set -l c_reset (set_color normal)
set -l REMOTE_URL https://git.rootiest.dev/rootiest/fish-config.git
set -l CONFIG_DIR ~/.config/fish
set -l opt_force 0
set -l opt_dry 0
# ── parse flags ───────────────────────────────────────────────
for arg in $argv
switch $arg
case -h --help
echo "$c_head""Usage:$c_reset $c_cmd""config-update$c_reset $c_flag""[-h] [-f] [-n]$c_reset"
echo
echo " Pull the latest fish config from upstream and apply it locally."
echo
echo "$c_head""Options:$c_reset"
echo " $c_flag-h$c_reset, $c_flag--help$c_reset Show this help message"
echo " $c_flag-f$c_reset, $c_flag--force$c_reset Stash local changes, pull, then restore stash"
echo " $c_flag-n$c_reset, $c_flag--dry-run$c_reset Check for updates without applying them"
echo
echo "$c_head""Remote:$c_reset $c_dim""$REMOTE_URL$c_reset"
return 0
case -f --force
set opt_force 1
case -n --dry-run
set opt_dry 1
case '*'
echo "$c_err""Unknown option: $arg$c_reset" >&2
echo "Run $c_cmd""config-update --help$c_reset for usage." >&2
return 1
end
end
# ── verify config dir is a git repo ──────────────────────────
if not test -d "$CONFIG_DIR/.git"
echo "$c_err""Error:$c_reset $c_dim""$CONFIG_DIR$c_reset is not a git repository." >&2
return 1
end
echo "$c_head""Fish Config Updater$c_reset"
echo "$c_dim""Remote: $REMOTE_URL$c_reset"
echo
# ── fetch upstream ────────────────────────────────────────────
echo "$c_dim""→ Fetching upstream changes...$c_reset"
if not git -C "$CONFIG_DIR" fetch "$REMOTE_URL" main:refs/remotes/_config_update/main 2>/dev/null
echo "$c_err""Error:$c_reset Could not reach upstream remote." >&2
echo "$c_dim""Check your internet connection and try again.$c_reset" >&2
git -C "$CONFIG_DIR" branch -D -r _config_update/main 2>/dev/null 1>/dev/null
return 1
end
# ── compare local HEAD to upstream ───────────────────────────
set -l local_sha (git -C "$CONFIG_DIR" rev-parse HEAD 2>/dev/null)
set -l remote_sha (git -C "$CONFIG_DIR" rev-parse _config_update/main 2>/dev/null)
if test "$local_sha" = "$remote_sha"
echo "$c_ok""✓ Already up to date.$c_reset"
git -C "$CONFIG_DIR" branch -D -r _config_update/main 2>/dev/null 1>/dev/null
return 0
end
# ── count incoming commits ────────────────────────────────────
set -l ahead (git -C "$CONFIG_DIR" rev-list HEAD.._config_update/main 2>/dev/null | count)
echo "$c_ok""$ahead new commit(s) available upstream.$c_reset"
# ── list changed files (preview) ─────────────────────────────
set -l changed_files (git -C "$CONFIG_DIR" diff --name-only HEAD _config_update/main 2>/dev/null)
if test (count $changed_files) -gt 0
echo
echo "$c_head""Changed files:$c_reset"
for f in $changed_files
echo " $c_dim""·$c_reset $f"
end
end
# ── dry-run exits here ────────────────────────────────────────
if test $opt_dry -eq 1
echo
echo "$c_warn""Dry run — no changes applied.$c_reset"
git -C "$CONFIG_DIR" branch -D -r _config_update/main 2>/dev/null 1>/dev/null
return 0
end
echo
# ── check for local modifications ─────────────────────────────
set -l dirty (git -C "$CONFIG_DIR" status --porcelain 2>/dev/null)
if test -n "$dirty"
if test $opt_force -eq 1
echo "$c_warn""→ Stashing local changes...$c_reset"
if not git -C "$CONFIG_DIR" stash push -m "config-update auto-stash" 2>/dev/null 1>/dev/null
echo "$c_err""Error:$c_reset Could not stash local changes." >&2
git -C "$CONFIG_DIR" branch -D -r _config_update/main 2>/dev/null 1>/dev/null
return 1
end
else
echo "$c_warn""Warning:$c_reset You have uncommitted local changes." >&2
echo "$c_dim""Run with $c_flag--force$c_dim to stash them automatically,$c_reset" >&2
echo "$c_dim""or commit/stash manually before updating.$c_reset" >&2
git -C "$CONFIG_DIR" branch -D -r _config_update/main 2>/dev/null 1>/dev/null
return 1
end
end
# ── apply the update ──────────────────────────────────────────
echo "$c_dim""→ Applying update...$c_reset"
if not git -C "$CONFIG_DIR" merge --ff-only _config_update/main 2>/dev/null 1>/dev/null
# ff-only failed — try a regular merge
set -l merge_out (git -C "$CONFIG_DIR" merge _config_update/main 2>&1)
if test $status -ne 0
echo "$c_err""Error:$c_reset Merge failed — resolve conflicts manually." >&2
echo "$c_dim""$merge_out$c_reset" >&2
git -C "$CONFIG_DIR" branch -D -r _config_update/main 2>/dev/null 1>/dev/null
return 1
end
end
# ── restore stash if we created one ──────────────────────────
if test $opt_force -eq 1 -a -n "$dirty"
echo "$c_dim""→ Restoring stashed changes...$c_reset"
if not git -C "$CONFIG_DIR" stash pop 2>/dev/null 1>/dev/null
echo "$c_warn""Warning:$c_reset Stash pop had conflicts — resolve manually with $c_cmd""git stash pop$c_reset"
end
end
# ── success summary ───────────────────────────────────────────
set -l new_sha (git -C "$CONFIG_DIR" rev-parse --short HEAD 2>/dev/null)
echo "$c_ok""✓ Config updated to $new_sha ($ahead commit(s) applied).$c_reset"
echo
echo "$c_dim""Reload your shell or run $c_cmd""exec fish$c_dim to apply changes.$c_reset"
git -C "$CONFIG_DIR" branch -D -r _config_update/main 2>/dev/null 1>/dev/null
return 0
end