remove 'hashes' dependency

Fixes #836

Author: apoelstra

Cargo-minimal.lock

@@ -8,12 +8,6 @@ version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dde20b3d026af13f561bdd0f15edf01fc734f0dafcedbaf42bba506a9517f223"
 
-[[package]]
-name = "arrayvec"
-version = "0.7.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"
-
 [[package]]
 name = "bincode"
 version = "1.3.3"
@@ -23,22 +17,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "bitcoin-io"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "340e09e8399c7bd8912f495af6aa58bea0c9214773417ffaa8f6460f93aaee56"
-
-[[package]]
-name = "bitcoin_hashes"
-version = "0.14.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb18c03d0db0247e147a21a6faafd5a7eb851c743db062de72018b6b7e8e4d16"
-dependencies = [
- "bitcoin-io",
- "hex-conservative",
-]
-
 [[package]]
 name = "bitflags"
 version = "2.9.0"
@@ -105,15 +83,6 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ee6c0438de3ca4d8cac2eec62b228e2f8865cfe9ebefea720406774223fa2d2e"
 
-[[package]]
-name = "hex-conservative"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5313b072ce3c597065a808dbf612c4c8e8590bdbf8b579508bf7a762c5eae6cd"
-dependencies = [
- "arrayvec",
-]
-
 [[package]]
 name = "hex_lit"
 version = "0.1.1"
@@ -232,7 +201,6 @@ version = "0.31.1"
 dependencies = [
  "arbitrary",
  "bincode",
- "bitcoin_hashes",
  "getrandom",
  "hex_lit",
  "rand",

Cargo-recent.lock

@@ -8,12 +8,6 @@ version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dde20b3d026af13f561bdd0f15edf01fc734f0dafcedbaf42bba506a9517f223"
 
-[[package]]
-name = "arrayvec"
-version = "0.7.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"
-
 [[package]]
 name = "bincode"
 version = "1.3.3"
@@ -23,22 +17,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "bitcoin-io"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "340e09e8399c7bd8912f495af6aa58bea0c9214773417ffaa8f6460f93aaee56"
-
-[[package]]
-name = "bitcoin_hashes"
-version = "0.14.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb18c03d0db0247e147a21a6faafd5a7eb851c743db062de72018b6b7e8e4d16"
-dependencies = [
- "bitcoin-io",
- "hex-conservative",
-]
-
 [[package]]
 name = "bitflags"
 version = "2.9.0"
@@ -99,15 +77,6 @@ version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eabb4a44450da02c90444cf74558da904edde8fb4e9035a9a6a4e15445af0bd7"
 
-[[package]]
-name = "hex-conservative"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5313b072ce3c597065a808dbf612c4c8e8590bdbf8b579508bf7a762c5eae6cd"
-dependencies = [
- "arrayvec",
-]
-
 [[package]]
 name = "hex_lit"
 version = "0.1.1"
@@ -223,7 +192,6 @@ version = "0.31.1"
 dependencies = [
  "arbitrary",
  "bincode",
- "bitcoin_hashes",
  "getrandom",
  "hex_lit",
  "rand",

Cargo.toml

@@ -19,7 +19,7 @@ rustdoc-args = ["--cfg", "docsrs"]
 
 [features]
 default = ["std"]
-std = ["alloc", "secp256k1-sys/std", "rand?/std", "rand?/std_rng", "rand?/thread_rng", "hashes?/std"]
+std = ["alloc", "secp256k1-sys/std", "rand?/std", "rand?/std_rng", "rand?/thread_rng"]
 # allow use of Secp256k1::new and related API that requires an allocator
 alloc = ["secp256k1-sys/alloc"]
 recovery = ["secp256k1-sys/recovery"]
@@ -38,7 +38,6 @@ arbitrary = ["dep:arbitrary"]
 secp256k1-sys = { version = "0.11.0", default-features = false, path = "./secp256k1-sys" }
 
 arbitrary = { version = "1.4", optional = true }
-hashes = { package = "bitcoin_hashes", version = "0.14", default-features = false, optional = true }
 rand = { version = "0.9", default-features = false, optional = true }
 serde = { version = "1.0.103", default-features = false, optional = true }