Brian Schott

Warn when sub-classes redefine fields

2

Example of code that DMD silently accepts with warnings enabled: ``` d class Super { int x; } class Sub : Super { int x; } ```

Code like `if (x = 3) {` is probably not intentional.

Check for redundant if statements

2

Issue a warning for redundant checks in if statements, for example: ``` d if (beforeTokens.length >= 2) { if (beforeTokens.length >= 2 && some_condition) ```

1. Create a multi-line string literal where one of the lines is longer than 120 characters 2. The warning message will contain the line number of the beginning of the...

Calling destroy() on a ponter to a struct doesn't run the destructor, so this is probably a mistake.

This is usually not intended.

Test case: ```d SomeStruct s; with(s) { a = alpha(); } ```

For example: `dfmt

Replace a lot of uses of expect with tokenCheck.

6

This will cause the parsing functions to correctly return null when a token is missing. Fixes #392 and other similar issues that have not yet been discovered.