Start cw20-ics20 as copy of cw20-escrow

.circleci/config.yml

@@ -13,6 +13,7 @@ workflows:
       - contract_cw20_base
       - contract_cw20_bonding
       - contract_cw20_escrow
+      - contract_cw20_ics20
       - contract_cw20_staking
       - contract_cw721_base
       - package_controllers
@@ -390,6 +391,47 @@ jobs:
             - target
           key: cargocache-cw20-escrow-rust:1.50.0-{{ checksum "~/project/Cargo.lock" }}
 
+  contract_cw20_ics20:
+    docker:
+      - image: rust:1.50.0
+    working_directory: ~/project/contracts/cw20-ics20
+    steps:
+      - checkout:
+          path: ~/project
+      - run:
+          name: Version information
+          command: rustc --version; cargo --version; rustup --version
+      - restore_cache:
+          keys:
+            - cargocache-cw20-ics20-rust:1.50.0-{{ checksum "~/project/Cargo.lock" }}
+      - run:
+          name: Unit Tests
+          env: RUST_BACKTRACE=1
+          command: cargo unit-test --locked
+      - run:
+          name: Build and run schema generator
+          command: cargo schema --locked
+      - run:
+          name: Integration Tests
+          command: |
+            rustup target add wasm32-unknown-unknown
+            cargo build --release --target wasm32-unknown-unknown --locked
+            cargo test --test integration --locked
+      - run:
+          name: Ensure checked-in schemas are up-to-date
+          command: |
+            CHANGES_IN_REPO=$(git status --porcelain)
+            if [[ -n "$CHANGES_IN_REPO" ]]; then
+              echo "Repository is dirty. Showing 'git status' and 'git --no-pager diff' for debugging now:"
+              git status && git --no-pager diff
+              exit 1
+            fi
+      - save_cache:
+          paths:
+            - /usr/local/cargo/registry
+            - target
+          key: cargocache-cw20-ics20-rust:1.50.0-{{ checksum "~/project/Cargo.lock" }}
+
   contract_cw20_staking:
     docker:
       - image: rust:1.50.0

Cargo.toml

@@ -41,6 +41,10 @@ incremental = false
 codegen-units = 1
 incremental = false
 
+[profile.release.package.cw20-ics20]
+codegen-units = 1
+incremental = false
+
 [profile.release.package.cw20-staking]
 codegen-units = 1
 incremental = false

contracts/cw20-ics20/.cargo/config

@@ -0,0 +1,6 @@
+[alias]
+wasm = "build --release --target wasm32-unknown-unknown"
+wasm-debug = "build --target wasm32-unknown-unknown"
+unit-test = "test --lib"
+integration-test = "test --test integration"
+schema = "run --example schema"

contracts/cw20-ics20/Cargo.toml

@@ -0,0 +1,33 @@
+[package]
+name = "cw20-ics20"
+version = "0.5.0"
+authors = ["Ethan Frey <ethanfrey@users.noreply.github.com>"]
+edition = "2018"
+description = "IBC Enabled contracts that receives CW20 tokens and sends them over ICS20 to a remote chain"
+license = "Apache-2.0"
+repository = "https://github.com/CosmWasm/cosmwasm-plus"
+homepage = "https://cosmwasm.com"
+documentation = "https://docs.cosmwasm.com"
+
+[lib]
+crate-type = ["cdylib", "rlib"]
+
+[features]
+backtraces = ["cosmwasm-std/backtraces"]
+# use library feature to disable all init/handle/query exports
+library = []
+
+[dependencies]
+cw0 = { path = "../../packages/cw0", version = "0.5.0" }
+cw2 = { path = "../../packages/cw2", version = "0.5.0" }
+cw20 = { path = "../../packages/cw20", version = "0.5.0" }
+cosmwasm-std = { version = "0.14.0-alpha2", features = ["iterator"] }
+cosmwasm-storage = { version = "0.14.0-alpha2", features = ["iterator"] }
+schemars = "0.7"
+serde = { version = "1.0.103", default-features = false, features = ["derive"] }
+thiserror = { version = "1.0.20" }
+
+[dev-dependencies]
+cosmwasm-schema = { version = "0.14.0-alpha2" }
+cw-multi-test = { path = "../../packages/multi-test", version = "0.5.0" }
+cw20-base = { path = "../cw20-base", version = "0.5.0", features = ["library"] }

contracts/cw20-ics20/NOTICE

@@ -0,0 +1,14 @@
+CW20-ICS20: IBC Enabled contracts that receives CW20 tokens and sends them over ICS20 to a remote chain
+Copyright (C) 2020 Confio OÜ
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.

contracts/cw20-ics20/README.md

@@ -0,0 +1,4 @@
+# CW20 ICS20
+
+TODO: Define this protocol
+

contracts/cw20-ics20/examples/schema.rs

@@ -0,0 +1,20 @@
+use std::env::current_dir;
+use std::fs::create_dir_all;
+
+use cosmwasm_schema::{export_schema, remove_schemas, schema_for};
+
+use cw20_ics20::msg::{DetailsResponse, HandleMsg, InitMsg, ListResponse, QueryMsg, ReceiveMsg};
+
+fn main() {
+    let mut out_dir = current_dir().unwrap();
+    out_dir.push("schema");
+    create_dir_all(&out_dir).unwrap();
+    remove_schemas(&out_dir).unwrap();
+
+    export_schema(&schema_for!(InitMsg), &out_dir);
+    export_schema(&schema_for!(HandleMsg), &out_dir);
+    export_schema(&schema_for!(QueryMsg), &out_dir);
+    export_schema(&schema_for!(ReceiveMsg), &out_dir);
+    export_schema(&schema_for!(DetailsResponse), &out_dir);
+    export_schema(&schema_for!(ListResponse), &out_dir);
+}

contracts/cw20-ics20/schema/details_response.json

@@ -0,0 +1,121 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "title": "DetailsResponse",
+  "type": "object",
+  "required": [
+    "arbiter",
+    "cw20_balance",
+    "cw20_whitelist",
+    "id",
+    "native_balance",
+    "recipient",
+    "source"
+  ],
+  "properties": {
+    "arbiter": {
+      "description": "arbiter can decide to approve or refund the escrow",
+      "allOf": [
+        {
+          "$ref": "#/definitions/HumanAddr"
+        }
+      ]
+    },
+    "cw20_balance": {
+      "description": "Balance in cw20 tokens",
+      "type": "array",
+      "items": {
+        "$ref": "#/definitions/Cw20CoinHuman"
+      }
+    },
+    "cw20_whitelist": {
+      "description": "Whitelisted cw20 tokens",
+      "type": "array",
+      "items": {
+        "$ref": "#/definitions/HumanAddr"
+      }
+    },
+    "end_height": {
+      "description": "When end height set and block height exceeds this value, the escrow is expired. Once an escrow is expired, it can be returned to the original funder (via \"refund\").",
+      "type": [
+        "integer",
+        "null"
+      ],
+      "format": "uint64",
+      "minimum": 0.0
+    },
+    "end_time": {
+      "description": "When end time (in seconds since epoch 00:00:00 UTC on 1 January 1970) is set and block time exceeds this value, the escrow is expired. Once an escrow is expired, it can be returned to the original funder (via \"refund\").",
+      "type": [
+        "integer",
+        "null"
+      ],
+      "format": "uint64",
+      "minimum": 0.0
+    },
+    "id": {
+      "description": "id of this escrow",
+      "type": "string"
+    },
+    "native_balance": {
+      "description": "Balance in native tokens",
+      "type": "array",
+      "items": {
+        "$ref": "#/definitions/Coin"
+      }
+    },
+    "recipient": {
+      "description": "if approved, funds go to the recipient",
+      "allOf": [
+        {
+          "$ref": "#/definitions/HumanAddr"
+        }
+      ]
+    },
+    "source": {
+      "description": "if refunded, funds go to the source",
+      "allOf": [
+        {
+          "$ref": "#/definitions/HumanAddr"
+        }
+      ]
+    }
+  },
+  "definitions": {
+    "Coin": {
+      "type": "object",
+      "required": [
+        "amount",
+        "denom"
+      ],
+      "properties": {
+        "amount": {
+          "$ref": "#/definitions/Uint128"
+        },
+        "denom": {
+          "type": "string"
+        }
+      }
+    },
+    "Cw20CoinHuman": {
+      "type": "object",
+      "required": [
+        "address",
+        "amount"
+      ],
+      "properties": {
+        "address": {
+          "$ref": "#/definitions/HumanAddr"
+        },
+        "amount": {
+          "$ref": "#/definitions/Uint128"
+        }
+      }
+    },
+    "HumanAddr": {
+      "type": "string"
+    },
+    "Uint128": {
+      "type": "string"
+    }
+  }
+}