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Move snake case method to heck

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This commit is contained in:
Kirill Bulatov 2020-05-03 21:35:21 +03:00
parent ba8ffab644
commit 66882f1a24
2 changed files with 16 additions and 15 deletions
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17
crates/ra_ide/src/inlay_hints.rs
View file

@ -9,6 +9,7 @@ use ra_syntax::{
};
use crate::{FileId, FunctionSignature};
use stdx::to_lower_snake_case;
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct InlayHintsConfig {
@ -279,25 +280,11 @@ fn is_enum_name_similar_to_param_name(
param_name: &str,
) -> bool {
match sema.type_of_expr(argument).and_then(|t| t.as_adt()) {
Some(Adt::Enum(e)) => &camel_case_to_snake_case(e.name(sema.db).to_string()) == param_name,
Some(Adt::Enum(e)) => to_lower_snake_case(&e.name(sema.db).to_string()) == param_name,
_ => false,
}
}
fn camel_case_to_snake_case(s: String) -> String {
let mut buf = String::with_capacity(s.len());
let mut prev = false;
for c in s.chars() {
if c.is_ascii_uppercase() && prev {
buf.push('_')
}
prev = true;
buf.push(c.to_ascii_lowercase());
}
buf
}
fn get_string_representation(expr: &ast::Expr) -> Option<String> {
match expr {
ast::Expr::MethodCallExpr(method_call_expr) => {

14
crates/stdx/src/lib.rs
View file

@ -102,3 +102,17 @@ pub fn timeit(label: &'static str) -> impl Drop {
Guard { label, start: Instant::now() }
}
pub fn to_lower_snake_case(s: &str) -> String {
let mut buf = String::with_capacity(s.len());
let mut prev = false;
for c in s.chars() {
if c.is_ascii_uppercase() && prev {
buf.push('_')
}
prev = true;
buf.push(c.to_ascii_lowercase());
}
buf
}