From 5afc594e6294cee451ded335397cade6a9098bd1 Mon Sep 17 00:00:00 2001
From: klensy <klensy@users.noreply.github.com>
Date: Tue, 1 Jun 2021 19:44:10 +0300
Subject: [PATCH] replace lazy_static with once_cell, drop direct dependency on
 serde

---
 Cargo.lock                      |  3 +--
 src/tools/jsondocck/Cargo.toml  |  3 +--
 src/tools/jsondocck/src/main.rs | 12 ++++++------
 3 files changed, 8 insertions(+), 10 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 6e674d7257f..7badb93bce5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1743,9 +1743,8 @@ dependencies = [
  "fs-err",
  "getopts",
  "jsonpath_lib",
- "lazy_static",
+ "once_cell",
  "regex",
- "serde",
  "serde_json",
  "shlex",
 ]
diff --git a/src/tools/jsondocck/Cargo.toml b/src/tools/jsondocck/Cargo.toml
index eb1c422ef72..b5f1554dbe4 100644
--- a/src/tools/jsondocck/Cargo.toml
+++ b/src/tools/jsondocck/Cargo.toml
@@ -8,8 +8,7 @@ edition = "2018"
 jsonpath_lib = "0.2"
 getopts = "0.2"
 regex = "1.4"
-lazy_static = "1.4"
 shlex = "1.0"
-serde = "1.0"
 serde_json = "1.0"
 fs-err = "2.5.0"
+once_cell = "1.0"
diff --git a/src/tools/jsondocck/src/main.rs b/src/tools/jsondocck/src/main.rs
index 216890d59ad..b8ea10f3d22 100644
--- a/src/tools/jsondocck/src/main.rs
+++ b/src/tools/jsondocck/src/main.rs
@@ -1,5 +1,5 @@
 use jsonpath_lib::select;
-use lazy_static::lazy_static;
+use once_cell::sync::Lazy;
 use regex::{Regex, RegexBuilder};
 use serde_json::Value;
 use std::borrow::Cow;
@@ -94,19 +94,19 @@ impl fmt::Display for CommandKind {
     }
 }
 
-lazy_static! {
-    static ref LINE_PATTERN: Regex = RegexBuilder::new(
+static LINE_PATTERN: Lazy<Regex> = Lazy::new(|| {
+    RegexBuilder::new(
         r#"
         \s(?P<invalid>!?)@(?P<negated>!?)
         (?P<cmd>[A-Za-z]+(?:-[A-Za-z]+)*)
         (?P<args>.*)$
-    "#
+    "#,
     )
     .ignore_whitespace(true)
     .unicode(true)
     .build()
-    .unwrap();
-}
+    .unwrap()
+});
 
 fn print_err(msg: &str, lineno: usize) {
     eprintln!("Invalid command: {} on line {}", msg, lineno)