feat(eslint-plugin-prettier): initial commit

types/eslint-plugin-prettier/eslint-plugin-prettier-tests.ts

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+import * as utils from 'eslint-plugin-prettier';
+
+declare function log(...args: Array<string | number>): void;
+
+utils.showInvisibles(' some string ');
+
+utils.generateDifferences('abc', 'def').forEach(difference => {
+    const {
+        operation,
+        offset,
+        deleteText = '',
+        insertText = '',
+    } = difference;
+
+    switch (operation) {
+        case utils.DifferenceOperation.Delete:
+            log('delete', offset, deleteText);
+            break;
+        case utils.DifferenceOperation.Insert:
+            log('insert', offset, insertText);
+            break;
+        case utils.DifferenceOperation.Replace:
+            log('replace', offset, insertText, deleteText);
+            break;
+        default:
+            throw new Error(`Unexpected operation: '${operation}'`);
+    }
+});

types/eslint-plugin-prettier/index.d.ts

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+// Type definitions for eslint-plugin-prettier 2.2
+// Project: https://github.com/prettier/eslint-plugin-prettier
+// Definitions by: Ika <https://github.com/ikatyang>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.4
+
+/**
+ * Converts invisible characters to a commonly recognizable visible form.
+ * @param str The string with invisibles to convert.
+ */
+export function showInvisibles(str: string): string;
+
+/**
+ * Generate results for differences between source code and formatted version.
+ * @param source The original source.
+ * @param formatted The formatted source.
+ */
+export function generateDifferences(
+    source: string,
+    formatted: string,
+): Difference[];
+
+export interface Difference {
+    operation: DifferenceOperation;
+    offset: number;
+    insertText?: string;
+    deleteText?: string;
+}
+
+export const enum DifferenceOperation {
+    Insert = 'insert',
+    Delete = 'delete',
+    Replace = 'replace',
+}
+
+export const rules: any;

types/eslint-plugin-prettier/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": ["es6"],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": ["../"],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": ["index.d.ts", "eslint-plugin-prettier-tests.ts"]
+}

types/eslint-plugin-prettier/tslint.json

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+{ "extends": "dtslint/dt.json" }