separate messages for individual categories
This commit is contained in:
HTGAzureX1212.
parent
23a3d777c8
commit
8bccceb8fc
@ -241,9 +241,28 @@ lint_hidden_unicode_codepoints = unicode codepoint changing visible direction of
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lint_identifier_non_ascii_char = identifier contains non-ASCII characters
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lint_identifier_uncommon_codepoints = identifier contains {$codepoints_len ->
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[one] an uncommon Unicode codepoint
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*[other] uncommon Unicode codepoints
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[one] { $identifier_type ->
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[Exclusion] a character from an archaic script
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[Technical] a character that is for non-linguistic, specialized usage
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[Limited_Use] a character from a script in limited use
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[Not_NFKC] a non normalized (NFKC) character
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*[other] an uncommon character
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}
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*[other] { $identifier_type ->
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[Exclusion] {$codepoints_len} characters from archaic scripts
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[Technical] {$codepoints_len} characters that are for non-linguistic, specialized usage
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[Limited_Use] {$codepoints_len} characters from scripts in limited use
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[Not_NFKC] {$codepoints_len} non normalized (NFKC) characters
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*[other] uncommon characters
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}
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}: {$codepoints}
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.note = {$codepoints_len ->
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[one] this character is
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*[other] these characters are
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} included in the{$identifier_type ->
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[Restricted] {""}
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*[other] {" "}{$identifier_type}
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} Unicode general security profile
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lint_ignored_unless_crate_specified = {$level}({$name}) is ignored unless specified at crate level
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@ -31,6 +31,7 @@
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#![feature(array_windows)]
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#![feature(box_patterns)]
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#![feature(control_flow_enum)]
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#![feature(extract_if)]
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#![feature(generic_nonzero)]
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#![feature(if_let_guard)]
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#![feature(iter_order_by)]
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@ -1098,9 +1098,11 @@ pub struct MultipleSupertraitUpcastable {
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#[derive(LintDiagnostic)]
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#[diag(lint_identifier_uncommon_codepoints)]
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#[note]
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pub struct IdentifierUncommonCodepoints {
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pub codepoints: Vec<char>,
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pub codepoints_len: usize,
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pub identifier_type: &'static str,
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}
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#[derive(LintDiagnostic)]
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@ -7,6 +7,7 @@
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use rustc_data_structures::fx::FxIndexMap;
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use rustc_data_structures::unord::UnordMap;
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use rustc_span::symbol::Symbol;
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use unicode_security::general_security_profile::IdentifierType;
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declare_lint! {
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/// The `non_ascii_idents` lint detects non-ASCII identifiers.
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@ -189,17 +190,47 @@ fn check_crate(&mut self, cx: &EarlyContext<'_>, _: &ast::Crate) {
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if check_uncommon_codepoints
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&& !symbol_str.chars().all(GeneralSecurityProfile::identifier_allowed)
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{
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let codepoints: Vec<_> = symbol_str
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let mut chars: Vec<_> = symbol_str
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.chars()
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.filter(|c| !GeneralSecurityProfile::identifier_allowed(*c))
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.map(|c| (c, GeneralSecurityProfile::identifier_type(c)))
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.collect();
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let codepoints_len = codepoints.len();
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cx.emit_span_lint(
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UNCOMMON_CODEPOINTS,
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sp,
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IdentifierUncommonCodepoints { codepoints, codepoints_len },
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);
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for (id_ty, id_ty_descr) in [
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(IdentifierType::Exclusion, "Exclusion"),
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(IdentifierType::Technical, "Technical"),
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(IdentifierType::Limited_Use, "Limited_Use"),
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(IdentifierType::Not_NFKC, "Not_NFKC"),
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] {
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let codepoints: Vec<_> =
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chars.extract_if(|(_, ty)| *ty == Some(id_ty)).collect();
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if codepoints.is_empty() {
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continue;
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}
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cx.emit_span_lint(
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UNCOMMON_CODEPOINTS,
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sp,
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IdentifierUncommonCodepoints {
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codepoints_len: codepoints.len(),
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codepoints: codepoints.into_iter().map(|(c, _)| c).collect(),
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identifier_type: id_ty_descr,
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},
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);
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}
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let remaining = chars
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.extract_if(|(c, _)| !GeneralSecurityProfile::identifier_allowed(*c))
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.collect::<Vec<_>>();
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if !remaining.is_empty() {
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cx.emit_span_lint(
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UNCOMMON_CODEPOINTS,
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sp,
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IdentifierUncommonCodepoints {
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codepoints_len: remaining.len(),
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codepoints: remaining.into_iter().map(|(c, _)| c).collect(),
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identifier_type: "Restricted",
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},
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);
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}
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}
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}
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@ -4,7 +4,7 @@ fn invalid_emoji_usages() {
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let wireless🛜 = "basic emoji"; //~ ERROR: identifiers cannot contain emoji
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// FIXME
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let key1️⃣ = "keycap sequence"; //~ ERROR: unknown start of token
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//~^ WARN: identifier contains an uncommon Unicode codepoint
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//~^ WARN: identifier contains an uncommon character: '\u{fe0f}'
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let flag🇺🇳 = "flag sequence"; //~ ERROR: identifiers cannot contain emoji
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let wales🏴 = "tag sequence"; //~ ERROR: identifiers cannot contain emoji
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let folded🙏🏿 = "modifier sequence"; //~ ERROR: identifiers cannot contain emoji
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@ -40,12 +40,13 @@ error: identifiers cannot contain emoji: `folded🙏🏿`
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LL | let folded🙏🏿 = "modifier sequence";
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| ^^^^^^^^^^
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warning: identifier contains an uncommon Unicode codepoint: '\u{fe0f}'
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warning: identifier contains an uncommon character: '\u{fe0f}'
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--> $DIR/lex-emoji-identifiers.rs:6:9
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LL | let key1️⃣ = "keycap sequence";
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| ^^^^
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= note: this character is included in the Unicode general security profile
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= note: `#[warn(uncommon_codepoints)]` on by default
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error: aborting due to 7 previous errors; 1 warning emitted
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@ -1,12 +1,13 @@
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#![deny(uncommon_codepoints)]
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const µ: f64 = 0.000001; //~ ERROR identifier contains an uncommon Unicode codepoint
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const µ: f64 = 0.000001; //~ identifier contains a non normalized (NFKC) character: 'µ'
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//~| WARNING should have an upper case name
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fn dijkstra() {} //~ ERROR identifier contains an uncommon Unicode codepoint
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fn dijkstra() {}
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//~^ ERROR identifier contains a non normalized (NFKC) character: 'ij'
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fn main() {
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let ㇻㇲㇳ = "rust"; //~ ERROR identifier contains uncommon Unicode codepoints
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let ㇻㇲㇳ = "rust"; //~ ERROR identifier contains uncommon characters: 'ㇻ', 'ㇲ', and 'ㇳ'
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// using the same identifier the second time won't trigger the lint.
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println!("{}", ㇻㇲㇳ);
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@ -1,26 +1,31 @@
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error: identifier contains an uncommon Unicode codepoint: 'µ'
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error: identifier contains a non normalized (NFKC) character: 'µ'
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--> $DIR/lint-uncommon-codepoints.rs:3:7
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LL | const µ: f64 = 0.000001;
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| ^
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= note: this character is included in the Not_NFKC Unicode general security profile
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note: the lint level is defined here
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--> $DIR/lint-uncommon-codepoints.rs:1:9
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LL | #![deny(uncommon_codepoints)]
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| ^^^^^^^^^^^^^^^^^^^
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error: identifier contains an uncommon Unicode codepoint: 'ij'
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error: identifier contains a non normalized (NFKC) character: 'ij'
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--> $DIR/lint-uncommon-codepoints.rs:6:4
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LL | fn dijkstra() {}
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| ^^^^^^^
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= note: this character is included in the Not_NFKC Unicode general security profile
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error: identifier contains uncommon Unicode codepoints: 'ㇻ', 'ㇲ', and 'ㇳ'
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--> $DIR/lint-uncommon-codepoints.rs:9:9
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error: identifier contains uncommon characters: 'ㇻ', 'ㇲ', and 'ㇳ'
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--> $DIR/lint-uncommon-codepoints.rs:10:9
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LL | let ㇻㇲㇳ = "rust";
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| ^^^^^^
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= note: these characters are included in the Unicode general security profile
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warning: constant `µ` should have an upper case name
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--> $DIR/lint-uncommon-codepoints.rs:3:7
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