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69 lines
3.2 KiB
Fish
Executable File
69 lines
3.2 KiB
Fish
Executable File
#!/usr/bin/env fish
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#
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# Tool to generate messages.pot
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# Create temporary directory for these operations. OS X `mktemp` is somewhat restricted, so this block
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# works around that - based on share/functions/funced.fish.
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set -q TMPDIR
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or set -l TMPDIR /tmp
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set -l tmpdir (mktemp -d $TMPDIR/fish.XXXXXX)
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or exit 1
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# This is a gigantic crime.
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# xgettext still does not support rust *at all*, so we use cargo-expand to get all our wgettext invocations.
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set -l expanded (cargo expand --lib; for f in fish{,_indent,_key_reader}; cargo expand --bin $f; end)
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# Extract any gettext call
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set -l strs (printf '%s\n' $expanded | grep -A1 wgettext_static_str |
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grep 'widestring::internals::core::primitive::str =' |
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string match -rg '"(.*)"' | string match -rv '^%ls$|^$' |
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# escaping difference between gettext and cargo-expand: single-quotes
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string replace -a "\'" "'" | sort -u)
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# Extract any constants
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set -a strs (string match -rv 'BUILD_VERSION:|PACKAGE_NAME' -- $expanded |
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string match -rg 'const [A-Z_]*: &str = "(.*)"' | string replace -a "\'" "'")
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# We construct messages.pot ourselves instead of forcing this into msgmerge or whatever.
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# The escaping so far works out okay.
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for str in $strs
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# grep -P needed for string escape to be compatible (PCRE-style),
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# -H gives the filename, -n the line number.
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# If you want to run this on non-GNU grep: Don't.
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echo "#:" (grep -PHn -r -- (string escape --style=regex -- $str) src/ |
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head -n1 | string replace -r ':\s.*' '')
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echo "msgid \"$str\""
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echo 'msgstr ""'
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end >messages.pot
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# This regex handles descriptions for `complete` and `function` statements. These messages are not
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# particularly important to translate. Hence the "implicit" label.
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set -l implicit_regex '(?:^| +)(?:complete|function).*? (?:-d|--description) (([\'"]).+?(?<!\\\\)\\2).*'
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# This regex handles explicit requests to translate a message. These are more important to translate
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# than messages which should be implicitly translated.
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set -l explicit_regex '.*\( *_ (([\'"]).+?(?<!\\\\)\\2) *\).*'
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mkdir -p $tmpdir/implicit/share/completions $tmpdir/implicit/share/functions
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mkdir -p $tmpdir/explicit/share/completions $tmpdir/explicit/share/functions
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for f in share/config.fish share/completions/*.fish share/functions/*.fish
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# Extract explicit attempts to translate a message. That is, those that are of the form
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# `(_ "message")`.
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string replace --filter --regex $explicit_regex '$1' <$f | string unescape \
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| string replace --all '"' '\\"' | string replace -r '(.*)' 'N_ "$1"' >$tmpdir/explicit/$f
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# Handle `complete` / `function` description messages. The `| fish` is subtle. It basically
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# avoids the need to use `source` with a command substitution that could affect the current
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# shell.
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string replace --filter --regex $implicit_regex '$1' <$f | string unescape \
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| string replace --all '"' '\\"' | string replace -r '(.*)' 'N_ "$1"' >$tmpdir/implicit/$f
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end
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xgettext -j -k -kN_ -LShell --from-code=UTF-8 -cDescription --no-wrap -o messages.pot $tmpdir/{ex,im}plicit/share/*/*.fish
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# Remove the tmpdir from the location to avoid churn
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sed -i 's_^#: /.*/share/_#: share/_' messages.pot
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rm -r $tmpdir
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