first commit

Author: Enisco

Diff for: .gitignore

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+# Files and directories created by pub.
+.dart_tool/
+.packages
+
+# Conventional directory for build output.
+build/

Diff for: .vscode/launch.json

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+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Dart & Flutter",
+            "request": "launch",
+            "type": "dart",
+            "program": "lib/dart_string_extension.dart"
+        }
+    ]
+}

Diff for: CHANGELOG.md

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+## 1.0.0
+
+- Initial version.

Diff for: README.md

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+A sample command-line application with an entrypoint in `bin/`, library code
+in `lib/`, and example unit test in `test/`.

Diff for: analysis_options.yaml

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+# This file configures the static analysis results for your project (errors,
+# warnings, and lints).
+#
+# This enables the 'recommended' set of lints from `package:lints`.
+# This set helps identify many issues that may lead to problems when running
+# or consuming Dart code, and enforces writing Dart using a single, idiomatic
+# style and format.
+#
+# If you want a smaller set of lints you can change this to specify
+# 'package:lints/core.yaml'. These are just the most critical lints
+# (the recommended set includes the core lints).
+# The core lints are also what is used by pub.dev for scoring packages.
+
+include: package:lints/recommended.yaml
+
+# Uncomment the following section to specify additional rules.
+
+# linter:
+#   rules:
+#     - camel_case_types
+
+# analyzer:
+#   exclude:
+#     - path/to/excluded/files/**
+
+# For more information about the core and recommended set of lints, see
+# https://dart.dev/go/core-lints
+
+# For additional information about configuring this file, see
+# https://dart.dev/guides/language/analysis-options

Diff for: bin/dart_string_extension.dart

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+void main() {
+  String helloWorld = '';
+  helloWorld = 'hello world And my neighbours'.toSentenceCase;
+  print(helloWorld);
+  helloWorld = 'Hello world and My neighbours'.allToCapital;
+  print(helloWorld);
+  helloWorld = 'Hello world and my Neighbours'.toTitleCase;
+  print(helloWorld);
+}
+
+extension StringCasesExtension on String {
+  String get toSentenceCase =>
+      '${this[0].toUpperCase()}${substring(1).toLowerCase()}';
+  String get allToCapital => toUpperCase();
+  String get toTitleCase =>
+      split(" ").map((str) => str.toSentenceCase).join(" ");
+}