Snake case variable detection

CHANGELOG.md

@@ -11,6 +11,13 @@ Here are a few common issues.
 
 ## [Unreleased]
 
+## [0.1.2] - 2019-11-11
+
+### Added
+
+- Code provider:
+  - Snake case variable detection.
+
 ## [0.1.1] - 2019-11-09
 
 ### Added

package.json

@@ -9,7 +9,7 @@
 		"url": "https://github.com/michelcaradec/string-checker-js"
 	},
 	"license": "MIT",
-	"version": "0.1.1",
+	"version": "0.1.2",
 	"engines": {
 		"vscode": "^1.38.0"
 	},

src/checker/providers/codeDetect.ts

@@ -2,7 +2,7 @@ import * as vscode from 'vscode';
 import { IDetectProvider } from "./detectProvider";
 import { ConfidenceLevel, StatsEventType } from "../../enumerations";
 import { Constants, ProviderName } from '../../constants';
-import { isCamelCase, isPascalCase, getNonAlphaRatio } from '../../helpers/utils';
+import { isCamelCase, isPascalCase, getNonAlphaRatio, isSnakeCase } from '../../helpers/utils';
 
 export class CodeDetect implements IDetectProvider {
     private _minWordLength: number;
@@ -118,6 +118,10 @@ export class CodeDetect implements IDetectProvider {
             if (isPascalCase(text)) {
                 return [ConfidenceLevel.Technical, 'PascalCase'];
             }
+
+            if (isSnakeCase(text)) {
+                return [ConfidenceLevel.Technical, 'snake_case'];
+            }
         } else {
             if (text.split(' ').some(w => w.length > this._maxWordLength)) {
                 // Some words (no white space) too long to be a sentence => technical string.

src/constants.ts

@@ -1,7 +1,7 @@
 export class Constants {
     static readonly ExtensionName = 'string-checker-js';
     static readonly ExtensionNameHumanReadable = 'String Checker JS';
-    static readonly ExtensionVersion = 'v0.1.1';
+    static readonly ExtensionVersion = 'v0.1.2';
     static readonly ExtensionID = 'string-checker-js';
     static readonly ItemStringPrefix = 'string:';
     static readonly ItemRegexPrefix = 'regex:';

src/helpers/utils.ts

@@ -40,6 +40,10 @@ export function isPascalCase(text: string): boolean {
     return /^([A-Z][^\sA-Z]+)+$/.test(text);
 }
 
+export function isSnakeCase(text: string): boolean {
+    return /^[a-z]([a-z\d]|_)+$/i.test(text);
+}
+
 export function getNonAlphaRatio(text: string | undefined): number {
     if ((text?.length ?? 0) <= 0) {
         return 0;