solution: use workspaces for yarn and lerna (emeraldpay#83)

* solution: use workspaces for yarn and lerna

Author: gagarin55

.gitignore

@@ -7,6 +7,7 @@ lib/
 
 npm-debug.log
 lerna-debug.log
+yarn-error.log
 
 *.iml
 .idea/

.travis.yml

@@ -14,4 +14,5 @@ install:
   - lerna bootstrap
 
 script:
+  - yarn build
   - yarn test:coverage

lerna.json

@@ -2,6 +2,7 @@
   "packages": [
     "packages/*"
   ],
-  "version": "0.5.0-beta.9",
-  "npmClient": "yarn"
+  "version": "0.5.0-gamma.0",
+  "npmClient": "yarn",
+  "useWorkspaces": true
 }

package.json

@@ -8,7 +8,9 @@
   },
   "homepage": "https://emeraldplatform.io",
   "devDependencies": {
-    "@types/jest": "^23.3.12",
-    "typescript": "^3.2.2"
-  }
+
+  },
+  "workspaces": [
+    "packages/*"
+  ]
 }

packages/contracts/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@emeraldplatform/contracts",
-  "version": "0.5.0-beta.4",
+  "version": "0.5.0-gamma.0",
   "description": "Ethereum contracts interop",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",
@@ -33,11 +33,11 @@
     "ethereumjs-abi": "0.6.7"
   },
   "devDependencies": {
-    "@types/jest": "^23.3.12",
+    "@types/jest": "^24.0.11",
     "@types/node": "^10.12.18",
-    "jest": "^23.6.0",
-    "ts-jest": "^23.10.5",
-    "typescript": "^3.2.2"
+    "jest": "^24.7.1",
+    "ts-jest": "^24.0.2",
+    "typescript": "3.4.2"
   },
   "publishConfig": {
     "access": "public"