update rand from 0.5.x -> 0.8.3, fixing "not implemented" panics for wasm32-wasi targets

text-games/guess/Cargo.toml

@@ -7,4 +7,4 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-rand = "0.5.5"
+rand = "0.8.3"

text-games/guess/src/main.rs

@@ -7,7 +7,7 @@ use rand::Rng;
 use std::cmp::Ordering;
 
 fn main() {
-    let secret = rand::thread_rng().gen_range(1, 101);
+    let secret = rand::thread_rng().gen_range(1..=100);
     let mut tries = 6;
 
     loop {

text-games/knights/Cargo.toml

@@ -7,5 +7,5 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-rand = "0.5.5"
+rand = "0.8.3"
 console = "0.13"

text-games/knights/src/game/gen.rs

@@ -19,7 +19,7 @@ pub fn gen_map() -> Vec<usize> {
 
     for i in 0..25 {
         for _j in 0..25 {
-            let b = rand::thread_rng().gen_range(0, 25);
+            let b = rand::thread_rng().gen_range(0..25);
             let temp = ret[b];
             ret[b] = ret[i];
             ret[i] = temp;
@@ -118,7 +118,7 @@ pub fn gen_names() -> Vec<String> {
     let mut suffix: Vec<String> = Vec::new();
 
     for _i in 0..24 {
-        let idx: usize = rand::thread_rng().gen_range(0, names.len());
+        let idx: usize = rand::thread_rng().gen_range(0..names.len());
         let name: String = names[idx].to_string();
 
         let mut cnt: i32 = 1;

text-games/knights/src/game/mod.rs

@@ -992,7 +992,7 @@ impl GameData {
                 break;
             }
 
-            let idx: usize = rand::thread_rng().gen_range(0, lands.len());
+            let idx: usize = rand::thread_rng().gen_range(0..lands.len());
             self.map[lands[idx]] = to;
         }
     }
@@ -1491,37 +1491,37 @@ impl GameData {
             }
             CommandEnum::InvadeLesser => {
                 if !ilesser.is_empty() {
-                    let who = ilesser[rand::thread_rng().gen_range(0, ilesser.len()) as usize];
+                    let who = ilesser[rand::thread_rng().gen_range(0..ilesser.len()) as usize];
                     self.invade(idx, who);
                 }
             }
             CommandEnum::InvadeEqual => {
                 if !iequal.is_empty() {
-                    let who = iequal[rand::thread_rng().gen_range(0, iequal.len()) as usize];
+                    let who = iequal[rand::thread_rng().gen_range(0..iequal.len()) as usize];
                     self.invade(idx, who);
                 }
             }
             CommandEnum::InvadeHigher => {
                 if !ihigher.is_empty() {
-                    let who = ihigher[rand::thread_rng().gen_range(0, ihigher.len()) as usize];
+                    let who = ihigher[rand::thread_rng().gen_range(0..ihigher.len()) as usize];
                     self.invade(idx, who);
                 }
             }
             CommandEnum::DemandLesser => {
                 if !dlesser.is_empty() {
-                    let who = dlesser[rand::thread_rng().gen_range(0, dlesser.len()) as usize];
+                    let who = dlesser[rand::thread_rng().gen_range(0..dlesser.len()) as usize];
                     self.demand(idx, who);
                 }
             }
             CommandEnum::DemandEqual => {
                 if !dequal.is_empty() {
-                    let who = dequal[rand::thread_rng().gen_range(0, dequal.len()) as usize];
+                    let who = dequal[rand::thread_rng().gen_range(0..dequal.len()) as usize];
                     self.demand(idx, who);
                 }
             }
             CommandEnum::DemandHigher => {
                 if !dhigher.is_empty() {
-                    let who = dhigher[rand::thread_rng().gen_range(0, dhigher.len()) as usize];
+                    let who = dhigher[rand::thread_rng().gen_range(0..dhigher.len()) as usize];
                     self.demand(idx, who);
                 }
             }

text-games/lord/Cargo.toml

@@ -7,5 +7,5 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-rand = "0.5.5"
+rand = "0.8.3"
 console = "0.13"

text-games/lord/src/main.rs

@@ -967,7 +967,7 @@ fn lore() -> String {
 }
 
 fn generate_enemy(stats: &Player) -> Enemy {
-    let mut idx = rand::thread_rng().gen_range(0, 5);
+    let mut idx = rand::thread_rng().gen_range(0..5);
     let level = stats.level;
     if 4 == level && stats.exp > level_up_exp(&stats.level) {
         idx = 5;

text-games/rps/Cargo.toml

@@ -7,4 +7,4 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-rand = "0.5.5"
+rand = "0.8.3"

text-games/rps/src/main.rs

@@ -33,7 +33,7 @@ fn main() {
             _ => continue,
         };
 
-        let comp = rand::thread_rng().gen_range(0, 3);
+        let comp = rand::thread_rng().gen_range(0..3);
         println!("Computer: {}", options[comp]);
         println!("Player: {}", options[guess]);
 

text-games/tictactoe/Cargo.toml

@@ -7,4 +7,4 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-rand = "0.5.5"
+rand = "0.8.3"

text-games/tictactoe/src/main.rs

@@ -102,7 +102,7 @@ fn get_computer_input(state: &mut [CellState; 9]) {
         }
     }
 
-    let sel = rand::thread_rng().gen_range(0, options.len());
+    let sel = rand::thread_rng().gen_range(0..options.len());
 
     match state[options[sel]] {
         CellState::StateEmpty => state[options[sel]] = CellState::StateComputer,