Add support for custom errors (#502)

* Add support for custom errors

* Use non-rc version of the parser

* Run prettier

* Remove unnecessary tests

* Apply feedback from PR review

* Missing feedback

Co-authored-by: Klaus Hott Vidal <[email protected]>

Author: fvictorio

__tests__/nodes/__snapshots__/index.test.js.snap

@@ -10,6 +10,7 @@ module.exports = {
     '!src/prettier-comments/**/*.js'
   ],
   coverageDirectory: './coverage/',
+  coveragePathIgnorePatterns: ['/node_modules/', '/scripts/'],
   coverageThreshold: {
     global: {
       branches: 100,

__tests__/nodes/index.test.js

@@ -75,7 +75,7 @@
     "solc": "^0.8.3"
   },
   "dependencies": {
-    "@solidity-parser/parser": "^0.12.2",
+    "@solidity-parser/parser": "^0.13.0",
     "dir-to-object": "^2.0.0",
     "emoji-regex": "^9.2.2",
     "escape-string-regexp": "^4.0.0",

jest.config.js

@@ -1,4 +1,4 @@
-/* This file was automatically generated on 1621236946.49 */
+/* This file was automatically generated on 1621622090.188 */
 
 /* eslint-disable global-require */
 

package-lock.json

@@ -0,0 +1,19 @@
+const {
+  doc: {
+    builders: { concat }
+  }
+} = require('prettier/standalone');
+
+const printSeparatedList = require('./print-separated-list');
+
+const parameters = (node, path, print) =>
+  node.parameters && node.parameters.length > 0
+    ? printSeparatedList(path.map(print, 'parameters'))
+    : '';
+
+const CustomErrorDefinition = {
+  print: ({ node, path, print }) =>
+    concat(['error ', node.name, '(', parameters(node, path, print), ');'])
+};
+
+module.exports = CustomErrorDefinition;

package.json

@@ -0,0 +1,12 @@
+const {
+  doc: {
+    builders: { concat }
+  }
+} = require('prettier/standalone');
+
+const RevertStatement = {
+  print: ({ path, print }) =>
+    concat(['revert ', path.call(print, 'revertCall'), ';'])
+};
+
+module.exports = RevertStatement;