Remove faster-hex (nervosnetwork#116)

ckb-debugger-api/Cargo.toml

@@ -17,7 +17,6 @@ ckb-mock-tx-types = { path = "../ckb-mock-tx-types", version="0.111.0" }
 ckb-script = { version = "=0.111.0", default-features = false }
 ckb-types = "=0.111.0"
 ckb-vm = "=0.24.6"
-faster-hex = "0.4.0"
 hex = "0.4"
 js-sys = "0.3.27"
 regex = "1"

ckb-debugger-api/src/lib.rs

@@ -11,7 +11,6 @@ use ckb_types::{
     prelude::*,
     H256,
 };
-use faster_hex::hex_decode_fallback;
 use serde::{Deserialize, Serialize};
 use serde_json::{from_str as from_json_str, to_string as to_json_string};
 use serde_plain::from_str as from_plain_str;
@@ -98,9 +97,8 @@ fn internal_run_json(
     if hex_script_hash.len() != 66 || (!hex_script_hash.starts_with("0x")) {
         return Err("Invalid script hash format!".to_string());
     }
-    let mut b = [0u8; 32];
-    hex_decode_fallback(&hex_script_hash.as_bytes()[2..], &mut b[..]);
-    let script_hash = Byte32::new(b);
+    let b = hex::decode(&hex_script_hash.as_bytes()[2..]).map_err(|e| e.to_string())?;
+    let script_hash = Byte32::from_slice(b.as_slice()).map_err(|e| e.to_string())?;
     let max_cycle: Cycle = max_cycle.parse().map_err(|_| "Invalid max cycle!".to_string())?;
     run(&mock_tx, &script_group_type, &script_hash, max_cycle, debug_printer)
 }

ckb-debugger/Cargo.toml

@@ -23,7 +23,6 @@ ckb-vm = { version = "=0.24.6" }
 ckb-vm-debug-utils = { path = "../ckb-vm-debug-utils", version="0.111.0" }
 ckb-vm-pprof = { path = "../ckb-vm-pprof", version="0.111.0" }
 env_logger = "0.4.3"
-faster-hex = "0.4.0"
 ckb-gdb-remote-protocol = { path = "../ckb-gdb-remote-protocol", version="0.111.0" }
 gdbstub = "0.6.6"
 gdbstub_arch = "0.2.4"

ckb-debugger/src/main.rs

@@ -11,6 +11,7 @@ use ckb_script::{
 use ckb_types::core::cell::resolve_transaction;
 use ckb_types::core::HeaderView;
 use ckb_types::packed::Byte32;
+use ckb_types::prelude::Entity;
 use ckb_vm::cost_model::estimate_cycles;
 use ckb_vm::decoder::build_decoder;
 use ckb_vm::error::Error;
@@ -27,7 +28,6 @@ use ckb_vm_debug_utils::ElfDumper;
 use ckb_vm_debug_utils::Stdio;
 use ckb_vm_pprof::{PProfMachine, Profile};
 use clap::{crate_version, App, Arg};
-use faster_hex::hex_decode_fallback;
 use serde_json::from_str as from_json_str;
 use serde_plain::from_str as from_plain_str;
 use std::fs::{read, read_to_string};
@@ -241,9 +241,8 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
         if hex_script_hash.len() != 66 || (!hex_script_hash.starts_with("0x")) {
             panic!("Invalid script hash format!");
         }
-        let mut b = [0u8; 32];
-        hex_decode_fallback(&hex_script_hash.as_bytes()[2..], &mut b[..]);
-        Byte32::new(b)
+        let b = hex::decode(&hex_script_hash.as_bytes()[2..])?;
+        Byte32::from_slice(b.as_slice())?
     } else {
         let mut cell_type = matches_cell_type;
         let mut cell_index = matches_cell_index;

rustfmt.toml

@@ -1,2 +1,2 @@
 max_width = 120
-chain_width = 119
+chain_width = 120