Replaces thread_rng with rng and gen_range with random_range for clarity.

listings/ch02-guessing-game-tutorial/listing-02-03/src/main.rs

@@ -9,7 +9,7 @@ fn main() {
     println!("Guess the number!");
 
     // ANCHOR: ch07-04
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
     // ANCHOR_END: ch07-04
 
     println!("The secret number is: {secret_number}");

listings/ch02-guessing-game-tutorial/listing-02-04/src/main.rs

@@ -9,7 +9,7 @@ fn main() {
     // ANCHOR_END: here
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     println!("The secret number is: {secret_number}");
 

listings/ch02-guessing-game-tutorial/listing-02-05/src/main.rs

@@ -6,7 +6,7 @@ use rand::Rng;
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     println!("The secret number is: {secret_number}");
 

listings/ch02-guessing-game-tutorial/listing-02-06/src/main.rs

@@ -6,7 +6,7 @@ use rand::Rng;
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     loop {
         println!("Please input your guess.");

listings/ch02-guessing-game-tutorial/no-listing-03-convert-string-to-number/src/main.rs

@@ -6,7 +6,7 @@ use rand::Rng;
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     println!("The secret number is: {secret_number}");
 

listings/ch02-guessing-game-tutorial/no-listing-04-looping/src/main.rs

@@ -6,7 +6,7 @@ use rand::Rng;
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     // ANCHOR: here
     // --snip--

listings/ch02-guessing-game-tutorial/no-listing-05-quitting/src/main.rs

@@ -6,7 +6,7 @@ use rand::Rng;
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     println!("The secret number is: {secret_number}");
 

listings/ch07-managing-growing-projects/listing-07-18/src/main.rs

@@ -8,7 +8,7 @@ use std::{cmp::Ordering, io};
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     println!("The secret number is: {secret_number}");
 

listings/ch07-managing-growing-projects/no-listing-01-use-std-unnested/src/main.rs

@@ -9,7 +9,7 @@ use std::io;
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     println!("The secret number is: {secret_number}");
 

listings/ch09-error-handling/listing-09-13/src/main.rs

@@ -8,7 +8,7 @@ mod guessing_game;
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     loop {
         println!("Please input your guess.");

listings/ch09-error-handling/no-listing-09-guess-out-of-range/src/main.rs

@@ -5,7 +5,7 @@ use std::io;
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     // ANCHOR: here
     loop {

nostarch/appendix.md

@@ -446,7 +446,7 @@ value in each field in the order in which the fields appear in the struct
 definition. When derived on enums, variants of the enum declared earlier in the
 enum definition are considered less than the variants listed later.
 
-The `PartialOrd` trait is required, for example, for the `gen_range` method
+The `PartialOrd` trait is required, for example, for the `random_range` method
 from the `rand` crate that generates a random value in the range specified by a
 range expression.
 

nostarch/appendix_c.md

@@ -100,7 +100,7 @@ value in each field in the order in which the fields appear in the struct
 definition. When derived on enums, variants of the enum declared earlier in the
 enum definition are considered less than the variants listed later.
 
-The `PartialOrd` trait is required, for example, for the `gen_range` method
+The `PartialOrd` trait is required, for example, for the `random_range` method
 from the `rand` crate that generates a random value in the range specified by a
 range expression.
 

nostarch/chapter02.md

@@ -572,7 +572,7 @@ use rand::Rng;
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     println!("The secret number is: {secret_number}");
 
@@ -595,12 +595,12 @@ random number generators implement, and this trait must be in scope for us to
 use those methods. Chapter 10 will cover traits in detail.
 
 Next, we’re adding two lines in the middle. In the first line, we call the
-`rand::thread_rng` function that gives us the particular random number
+`rand::rng` function that gives us the particular random number
 generator we’re going to use: one that is local to the current thread of
-execution and is seeded by the operating system. Then we call the `gen_range`
+execution and is seeded by the operating system. Then we call the `random_range`
 method on the random number generator. This method is defined by the `Rng`
 trait that we brought into scope with the `use rand::Rng;` statement. The
-`gen_range` method takes a range expression as an argument and generates a
+`random_range` method takes a range expression as an argument and generates a
 random number in the range. The kind of range expression we’re using here takes
 the form `start..=end` and is inclusive on the lower and upper bounds, so we
 need to specify `1..=100` to request a number between 1 and 100.
@@ -1074,7 +1074,7 @@ use rand::Rng;
 fn main() {
     println!("Guess the number!");
 
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 
     loop {
         println!("Please input your guess.");

nostarch/chapter07.md

@@ -1012,13 +1012,13 @@ Then, to bring `rand` definitions into the scope of our package, we added a
 `use` line starting with the name of the crate, `rand`, and listed the items we
 wanted to bring into scope. Recall that in “Generating a Random
 Number” in Chapter 2, we brought the `Rng` trait into
-scope and called the `rand::thread_rng` function:
+scope and called the `rand::rng` function:
 
 ```
 use rand::Rng;
 
 fn main() {
-    let secret_number = rand::thread_rng().gen_range(1..=100);
+    let secret_number = rand::rng().random_range(1..=100);
 }
 ```
 

src/appendix-03-derivable-traits.md

@@ -93,7 +93,7 @@ value in each field in the order in which the fields appear in the struct
 definition. When derived on enums, variants of the enum declared earlier in the
 enum definition are considered less than the variants listed later.
 
-The `PartialOrd` trait is required, for example, for the `gen_range` method
+The `PartialOrd` trait is required, for example, for the `random_range` method
 from the `rand` crate that generates a random value in the range specified by a
 range expression.
 

src/ch02-00-guessing-game-tutorial.md

@@ -525,12 +525,12 @@ random number generators implement, and this trait must be in scope for us to
 use those methods. Chapter 10 will cover traits in detail.
 
 Next, we’re adding two lines in the middle. In the first line, we call the
-`rand::thread_rng` function that gives us the particular random number
+`rand::rng` function that gives us the particular random number
 generator we’re going to use: one that is local to the current thread of
-execution and is seeded by the operating system. Then we call the `gen_range`
+execution and is seeded by the operating system. Then we call the `random_range`
 method on the random number generator. This method is defined by the `Rng`
 trait that we brought into scope with the `use rand::Rng;` statement. The
-`gen_range` method takes a range expression as an argument and generates a
+`random_range` method takes a range expression as an argument and generates a
 random number in the range. The kind of range expression we’re using here takes
 the form `start..=end` and is inclusive on the lower and upper bounds, so we
 need to specify `1..=100` to request a number between 1 and 100.

src/ch07-04-bringing-paths-into-scope-with-the-use-keyword.md

@@ -194,7 +194,7 @@ Then, to bring `rand` definitions into the scope of our package, we added a
 `use` line starting with the name of the crate, `rand`, and listed the items we
 wanted to bring into scope. Recall that in [“Generating a Random
 Number”][rand]<!-- ignore --> in Chapter 2, we brought the `Rng` trait into
-scope and called the `rand::thread_rng` function:
+scope and called the `rand::rng` function:
 
 ```rust,ignore
 {{#rustdoc_include ../listings/ch02-guessing-game-tutorial/listing-02-03/src/main.rs:ch07-04}}