chore: replace pretty with format parameter

- udpate documentation
- set default format to json
- supported formats are json, fullName, minimal

README.md

@@ -29,7 +29,7 @@ Add configuration under the `abiExporter` key:
 | `only` | `Array` of `String` matchers used to select included contracts, defaults to all contracts if `length` is 0 | `[]` |
 | `except` | `Array` of `String` matchers used to exclude contracts | `[]` |
 | `spacing` | number of spaces per indentation level of formatted output | `2` |
-| `pretty` | whether to use interface-style formatting of output for better readability | `false` |
+| `format` | format type ("json", "minimal", "humanReadable") | `json` |
 | `filter` | `Function` with signature `(abiElement: any, index: number, abi: any, fullyQualifiedName: string) => boolean` used to filter elements from each exported ABI | `() => true` |
 | `rename` | `Function` with signature `(sourceName: string, contractName: string) => string` used to rename an exported ABI (incompatible with `flat` option) | `undefined` |
 
@@ -43,19 +43,23 @@ abiExporter: {
   flat: true,
   only: [':ERC20$'],
   spacing: 2,
-  pretty: true,
+  format: "minimal",
 }
 
 // or
 
 abiExporter: [
   {
-    path: './abi/pretty',
-    pretty: true,
+    path: './abi/json',
+    format: "json",
   },
   {
-    path: './abi/ugly',
-    pretty: false,
+    path: './abi/minimal',
+    format: "minimal",
+  },
+  {
+    path: './abi/fullName',
+    format: "fullName",
   },
 ]
 ```

index.d.ts

@@ -8,7 +8,7 @@ interface AbiExporterUserConfig {
   only?: string[],
   except?: string[],
   spacing?: number,
-  pretty?: boolean,
+  format?: string,
   filter?: (abiElement: any, index: number, abi: any, fullyQualifiedName: string) => boolean,
   rename?: (sourceName: string, contractName: string) => string,
 }
@@ -27,7 +27,7 @@ declare module 'hardhat/types/config' {
       only: string[],
       except: string[],
       spacing: number,
-      pretty: boolean,
+      format: string,
       filter: (abiElement: any, index: number, abi: any, fullyQualifiedName: string) => boolean,
       rename: (sourceName: string, contractName: string) => string,
     }[]

index.js

@@ -15,7 +15,7 @@ const DEFAULT_CONFIG = {
   only: [],
   except: [],
   spacing: 2,
-  pretty: false,
+  format: "json",
   filter: () => true,
   // `rename` is not defaulted as it may depend on `flat` option
 };
@@ -42,7 +42,7 @@ extendConfig(function (config, userConfig) {
     validate(conf, 'only', 'array');
     validate(conf, 'except', 'array');
     validate(conf, 'spacing', 'number');
-    validate(conf, 'pretty', 'boolean');
+    validate(conf, 'format', 'string');
     validate(conf, 'filter', 'function');
 
     if (conf.flat && typeof conf.rename !== 'undefined') {

tasks/export_abi.js

@@ -50,8 +50,10 @@ subtask(
 
     abi = abi.filter((element, index, array) => config.filter(element, index, array, fullName));
 
-    if (config.pretty) {
+    if (config.format == "minimal") {
       abi = new Interface(abi).format(FormatTypes.minimal);
+    } else if (config.format == "fullName") {
+      abi = new Interface(abi).format(FormatTypes.fullName);
     }
 
     const destination = path.resolve(