generalize multisig wallet config interface

add support for converting from ColdCard Config

caravan interfaces

refactor coldcard config methods to be functional and other fixes:
* updates tests
* updates linter
* fixes some linting errors

.eslintrc.json

@@ -10,6 +10,7 @@
         "Atomics": "readonly",
         "SharedArrayBuffer": "readonly"
     },
+    "parser": "@babel/eslint-parser",
     "parserOptions": {
         "ecmaVersion": 2018,
         "sourceType": "module"

package.json

@@ -16,6 +16,8 @@
   "devDependencies": {
     "@babel/cli": "^7.7.0",
     "@babel/core": "^7.7.2",
+    "@babel/eslint-parser": "^7.12.1",
+    "@babel/plugin-proposal-class-properties": "^7.12.1",
     "@babel/preset-env": "^7.7.1",
     "babel-plugin-transform-inline-environment-variables": "^0.4.3",
     "eslint": "^6.6.0",
@@ -34,7 +36,7 @@
     "prepublish": "npm run compile",
     "pretest": "npm run compile",
     "prepare": "npm run compile",
-    "test": "jest lib",
+    "test": "jest src",
     "docs": "./bin/build-docs.sh",
     "lint": "eslint src"
   },
@@ -60,7 +62,8 @@
   },
   "babel": {
     "plugins": [
-      "transform-inline-environment-variables"
+      "transform-inline-environment-variables",
+      "@babel/plugin-proposal-class-properties"
     ],
     "presets": [
       [

src/coldcard.fixtures.js

@@ -98,10 +98,7 @@ export const coldcardFixtures = {
     name: "Test",
     addressType: "P2SH",
     network: "testnet",
-    quorum: {
-      requiredSigners: 2,
-      totalSigners: 3,
-    },
+    requiredSigners: 2,
     startingAddressIndex: 5,
     extendedPublicKeys: [
       {
@@ -136,7 +133,6 @@ export const coldcardFixtures = {
 Name: OWPyFOA1
 Policy: 2 of 3
 Format: P2SH
-
 Derivation: m/0/0/0/0
 77e80477: tpubDF17mBZYUi35iCPDfFAa3jFd23L5ZF49tpS1AS1cEqNwhNaS8qVVD8ZPj67iKEarhPuMapZHuxr7TBDYA4DLxAoz25FN8ksyakdbc2V4X2Q
 Derivation: m/45'/1/0/0
@@ -152,12 +148,23 @@ Derivation: m/45'/1/0/0
 Name: Test
 Policy: 2 of 3
 Format: P2SH
-
 Derivation: m/0/0/0/0
 77e80477: tpubDF17mBZYUi35iCPDfFAa3jFd23L5ZF49tpS1AS1cEqNwhNaS8qVVD8ZPj67iKEarhPuMapZHuxr7TBDYA4DLxAoz25FN8ksyakdbc2V4X2Q
 Derivation: m/45'/1/0/0
 39b12f98: tpubDEzYMGvKjbsnqEsjPvnG1TAxBGvk3EUJ9tqpTjnv6XEHktLASz8omNFS9VfSgbmpQWZefiRisKKCtERgsjsK39S6ueTHRXd8w5kNw8LzBoF
 Derivation: m/45'/1/0/0
 77d36d3b: tpubDF4Ar5bxLQV9qbr2bZ7N7TYYWNv28kPEChWwyvrrxTMKJjqsYhce79mUkLNiKpW121TshHwjZhZbHmT66oPbwLqxJzcXLyf32ubCJyr4pRR
+`,
+  coldcardConfigDerivation: `# Coldcard Multisig setup file (exported from unchained-wallets)
+# https://github.com/unchained-capital/unchained-wallets
+# v${COLDCARD_WALLET_CONFIG_VERSION}
+# 
+Name: OWPyFOA1
+Policy: 2 of 3
+Format: P2SH
+Derivation: m/45'/1/0
+77e80477: tpubDF17mBZYUi35iCPDfFAa3jFd23L5ZF49tpS1AS1cEqNwhNaS8qVVD8ZPj67iKEarhPuMapZHuxr7TBDYA4DLxAoz25FN8ksyakdbc2V4X2Q\r
+39b12f98: tpubDEzYMGvKjbsnqEsjPvnG1TAxBGvk3EUJ9tqpTjnv6XEHktLASz8omNFS9VfSgbmpQWZefiRisKKCtERgsjsK39S6ueTHRXd8w5kNw8LzBoF\r
+77d36d3b: tpubDF4Ar5bxLQV9qbr2bZ7N7TYYWNv28kPEChWwyvrrxTMKJjqsYhce79mUkLNiKpW121TshHwjZhZbHmT66oPbwLqxJzcXLyf32ubCJyr4pRR\r
 `,
 };