fish-shell/share/functions/__fish_npm_helper.fish
2023-06-01 18:20:19 +02:00

108 lines
3.5 KiB
Fish

# This file is explicitly sourced by the npm and yarn completions
# It is used to enumerate entries from the npm registry, interact with a locally installed
# package.json file, and more.
# Other completions that would depend on this include jspm, pnpm, etc.
# If all-the-package-names is installed, it will be used to generate npm completions.
# Install globally with `sudo npm install -g all-the-package-names`. Keep it up to date.
function __npm_helper_installed
# This function takes the command to globally install a package as $argv[1]
if not type -q all-the-package-names
if not set -qg __fish_npm_pkg_info_shown
set -l old (commandline)
commandline -r ""
echo \nfish: Run `$argv[1] all-the-package-names` to gain intelligent \
package completion >&2
commandline -f repaint
commandline -r $old
set -g __fish_npm_pkg_info_shown 1
end
return 1
end
end
# Entire list of packages is too long to be used efficiently in a `complete` subcommand.
# Search it for matches instead.
function __npm_filtered_list_packages
# This function takes the command to globally install a package as $argv[1]
if not __npm_helper_installed $argv[1]
return
end
# Do not provide any completions if nothing has been entered yet to avoid long hang.
if string match -r . (commandline -ct)
# Filter the results here rather than in the C++ code due to #5267
all-the-package-names | string match -er -- '(?:\b|_|^)'(commandline -ct |
string escape --style=regex) | head -n1000
end
end
function __npm_find_package_json
set -l parents (__fish_parent_directories (pwd -P))
for p in $parents
if test -f "$p/package.json"
echo "$p/package.json"
return 0
end
end
return 1
end
function __npm_installed_global_packages
set -l prefix (npm prefix -g)
set -l node_modules "$prefix/lib/node_modules"
for path in $node_modules/*
set -l mod (path basename -- $path)
if string match -rq "^@" $mod
for sub_path in $path/*
set -l sub_mod (string split '/' $sub_path)[-1]
echo $mod/$sub_mod
end
else
echo $mod
end
end
end
function __npm_installed_local_packages
set -l package_json (__npm_find_package_json)
if not test $status -eq 0
# no package.json in tree
return 1
end
if set -l python (__fish_anypython)
$python -S -c 'import json, sys; data = json.load(sys.stdin);
print("\n".join(data["dependencies"])); print("\n".join(data["devDependencies"]))' <$package_json 2>/dev/null
else if type -q jq
jq -r '.dependencies as $a1 | .devDependencies as $a2 | ($a1 + $a2) | to_entries[] | .key' $package_json
else
set -l depsFound 0
for line in (cat $package_json)
# echo "evaluating $line"
if test $depsFound -eq 0
# echo "mode: noDeps"
if string match -qr '(devD|d)ependencies"' -- $line
# echo "switching to mode: deps"
set depsFound 1
continue
end
continue
end
if string match -qr '\}' -- $line
# echo "switching to mode: noDeps"
set depsFound 0
continue
end
# echo "mode: deps"
string replace -r '^\s*"([^"]+)".*' '$1' -- $line
end
end
end