trivial char range check

klensy · klensy · commit dcc958716057 · 2021-01-29T01:27:16.000+03:00
diff --git a/crates/cargo-platform/src/cfg.rs b/crates/cargo-platform/src/cfg.rs
@@ -298,11 +298,11 @@ impl<'a> Iterator for Tokenizer<'a> {
 }
 
 fn is_ident_start(ch: char) -> bool {
-    ch == '_' || ('a' <= ch && ch <= 'z') || ('A' <= ch && ch <= 'Z')
+    ch == '_' || ch.is_ascii_alphabetic()
 }
 
 fn is_ident_rest(ch: char) -> bool {
-    is_ident_start(ch) || ('0' <= ch && ch <= '9')
+    is_ident_start(ch) || ch.is_ascii_digit()
 }
 
 impl<'a> Token<'a> {

Original file line number	Diff line number	Diff line change
`@@ -298,11 +298,11 @@ impl<'a> Iterator for Tokenizer<'a> {`
`298`	`298`	`}`
`299`	`299`
`300`	`300`	`fn is_ident_start(ch: char) -> bool {`
`301`		`- ch == '_' \|\| ('a' <= ch && ch <= 'z') \|\| ('A' <= ch && ch <= 'Z')`
	`301`	`+ ch == '_' \|\| ch.is_ascii_alphabetic()`
`302`	`302`	`}`
`303`	`303`
`304`	`304`	`fn is_ident_rest(ch: char) -> bool {`
`305`		`- is_ident_start(ch) \|\| ('0' <= ch && ch <= '9')`
	`305`	`+ is_ident_start(ch) \|\| ch.is_ascii_digit()`
`306`	`306`	`}`
`307`	`307`
`308`	`308`	`impl<'a> Token<'a> {`