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locale: Fix string_resolve

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Sasha Koshka 2024-10-21 20:00:24 -04:00
parent 3f88e96395
commit 1055173246
1 changed files with 19 additions and 11 deletions
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30
locale/string.ha
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@ -3,7 +3,9 @@ export type string = [](locale, str);
// Selects the most appropriate localized version of a [[string]] given a // Selects the most appropriate localized version of a [[string]] given a
// [[locale]]. The matching algorithm used is the one specified by the // [[locale]]. The matching algorithm used is the one specified by the
// XDG Desktop Entry Specification, §5. Memory is borrowed from the input. // XDG Desktop Entry Specification, §5. If no suitable version is found, an
// exact match with the C locale will be attempted. If there are none, void will
// be returned. Memory is borrowed from the input.
export fn string_resolve(strin: string, local: locale) (str | void) = { export fn string_resolve(strin: string, local: locale) (str | void) = {
// The matching is done as follows. If LC_MESSAGES is of the form // The matching is done as follows. If LC_MESSAGES is of the form
// lang_COUNTRY.ENCODING@MODIFIER, then it will match a key of the form // lang_COUNTRY.ENCODING@MODIFIER, then it will match a key of the form
@ -19,41 +21,47 @@ export fn string_resolve(strin: string, local: locale) (str | void) = {
// If LC_MESSAGES just has a lang field, then it will do a straight // If LC_MESSAGES just has a lang field, then it will do a straight
// match to a key with a similar value. // match to a key with a similar value.
// lang_COUNTRY@MODIFIER
let lang_country_modifier = local; let lang_country_modifier = local;
lang_country_modifier.encoding = ""; lang_country_modifier.encoding = "";
match (string_resolve_exact(strin, lang_country_modifier)) { match (string_resolve_exact(strin, lang_country_modifier)) {
case let index: size => return index; case let result: str => return result;
case => void; case => void;
}; };
// lang_COUNTRY
let lang_country = local; let lang_country = local;
lang_country.modifier = ""; lang_country.modifier = "";
match (string_resolve_exact(strin, lang_country)) { match (string_resolve_exact(strin, lang_country)) {
case let index: size => return index; case let result: str => return result;
case => void; case => void;
}; };
// lang@MODIFIER
let lang_modifier = lang_country_modifier; let lang_modifier = lang_country_modifier;
lang_modifier.country = ""; lang_modifier.country = "";
match (string_resolve_exact(strin, lang_modifier)) { match (string_resolve_exact(strin, lang_modifier)) {
case let index: size => return index; case let result: str => return result;
case => void; case => void;
}; };
// lang
let lang = lang_modifier; let lang = lang_modifier;
lang.modifier = ""; lang.modifier = "";
match (string_resolve_exact(strin, lang)) { match (string_resolve_exact(strin, lang)) {
case let index: size => return index; case let result: str => return result;
case => void;
};
// fallback to c locale
match (string_resolve_exact(strin, c)) {
case let result: str => return result;
case => void; case => void;
}; };
return void; return void;
}; };
fn string_resolve_exact(strin: string, local: locale) (size | void) = { fn string_resolve_exact(strin: string, local: locale) (str | void) = {
let index = 0z; for (let pair .. strin) if(equal(pair.0, local)) return pair.1;
for (let pair .. strn) {
if(equal(pair.1, local)) return index;
index += 1;
};
}; };