Enhance IP validation (#256)

This beefs up the validation for the following:

IP address (v4 and v6)
IP prefix (v4 and v6)
Hostname / Port

Author: smaye81

build.gradle.kts

@@ -271,7 +271,6 @@ dependencies {
     implementation(enforcedPlatform(libs.cel))
     implementation(libs.cel.core)
     implementation(libs.guava)
-    implementation(libs.ipaddress)
 
     buf("build.buf:buf:${libs.versions.buf.get()}:${osdetector.classifier}@exe")
 

conformance/expected-failures.yaml

@@ -107,94 +107,6 @@ custom_constraints:
   #ERROR: <input>:1:1: expression of type 'int' cannot be range of a comprehension (must be list, map, or dynamic)
   # | this.all(e, e == 1)
   # | ^
-library/is_host_and_port:
-  - port_required/false/invalid/ipv6_zone-id_too_short
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsHostAndPort]:{val:"[::1%]"}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_host_and_port"
-  #         got: valid
-  - port_required/false/invalid/port_number_sign
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsHostAndPort]:{val:"example.com:+0"}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_host_and_port"
-  #         got: valid
-  - port_required/false/valid/ipv6_embedded_ipv4
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsHostAndPort]:{val:"[0:0:0:0:0:ffff:192.1.56.10]"}
-  #        want: valid
-  #         got: validation error (1 violation)
-  #          1. constraint_id: "library.is_host_and_port"
-  #             message: ""
-  - port_required/false/valid/ipv6_with_zone-id
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsHostAndPort]:{val:"[::1%foo]"}
-  #        want: valid
-  #         got: validation error (1 violation)
-  #          1. constraint_id: "library.is_host_and_port"
-  #             message: ""
-  - port_required/false/valid/ipv6_zone-id_any_non_null_character
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsHostAndPort]:{val:"[::1%% :x\x1f]"}
-  #        want: valid
-  #         got: validation error (1 violation)
-  #          1. constraint_id: "library.is_host_and_port"
-  #             message: ""
-  - port_required/true/invalid/port_number_sign
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsHostAndPort]:{val:"example.com:+0"  port_required:true}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_host_and_port"
-  #         got: valid
-library/is_ip:
-  - version/omitted/invalid/ipv6_zone-id
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsIp]:{val:"::1%"}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_ip"
-  #         got: valid
-  - version/omitted/valid/ipv6_zone-id
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsIp]:{val:"::1%foo"}
-  #        want: valid
-  #         got: validation error (1 violation)
-  #          1. constraint_id: "library.is_ip"
-  #             message: ""
-  - version/omitted/valid/ipv6_zone-id_any_non_null_character
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsIp]:{val:"::1%% :x\x1f"}
-  #        want: valid
-  #         got: validation error (1 violation)
-  #          1. constraint_id: "library.is_ip"
-  #             message: ""
-library/is_ip_prefix:
-  - version/omitted/strict/omitted/invalid/ipv4_bad_leading_zero_in_prefix-length
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsIpPrefix]:{val:"192.168.1.0/024"}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_ip_prefix"
-  #         got: valid
-  - version/omitted/strict/omitted/invalid/ipv4_prefix_leading_space
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsIpPrefix]:{val:" 127.0.0.1/16"}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_ip_prefix"
-  #         got: valid
-  - version/omitted/strict/omitted/invalid/ipv4_prefix_trailing_space
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsIpPrefix]:{val:"127.0.0.1/16 "}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_ip_prefix"
-  #         got: valid
-  - version/omitted/strict/omitted/invalid/ipv6_bad_leading_zero_in_prefix-length
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsIpPrefix]:{val:"2001:0DB8:ABCD:0012:FFFF:FFFF:FFFF:FFFF/024"}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_ip_prefix"
-  #         got: valid
-  - version/omitted/strict/omitted/invalid/ipv6_prefix_leading_space
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsIpPrefix]:{val:" ::1/64"}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_ip_prefix"
-  #         got: valid
-  - version/omitted/strict/omitted/invalid/ipv6_prefix_trailing_space
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsIpPrefix]:{val:"::1/64 "}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_ip_prefix"
-  #         got: valid
-  - version/omitted/strict/omitted/invalid/ipv6_zone-id/a
-  #       input: [type.googleapis.com/buf.validate.conformance.cases.IsIpPrefix]:{val:"::1%en1/64"}
-  #        want: validation error (1 violation)
-  #          1. constraint_id: "library.is_ip_prefix"
-  #         got: valid
 library/is_uri:
   - invalid/host/c
   #       input: [type.googleapis.com/buf.validate.conformance.cases.IsUri]:{val:"https://foo@你好.com"}

gradle/libs.versions.toml

@@ -2,7 +2,6 @@
 assertj = "3.27.3"
 buf = "1.50.1"
 cel = "0.5.1"
-ipaddress = "5.5.1"
 junit = "5.12.1"
 maven-publish = "0.31.0"
 # When updating, make sure to update versions in the following files to match and regenerate code with 'make generate'.
@@ -19,7 +18,6 @@ cel = { module = "org.projectnessie.cel:cel-bom", version.ref = "cel" }
 cel-core = { module = "org.projectnessie.cel:cel-core" }
 errorprone = { module = "com.google.errorprone:error_prone_core", version = "2.37.0" }
 guava = { module = "com.google.guava:guava", version = "33.4.0-jre" }
-ipaddress = { module = "com.github.seancfoley:ipaddress", version.ref = "ipaddress" }
 junit-bom = { module = "org.junit:junit-bom", version.ref = "junit" }
 maven-plugin = { module = "com.vanniktech:gradle-maven-publish-plugin", version.ref = "maven-publish" }
 nullaway = { module = "com.uber.nullaway:nullaway", version = "0.12.4" }