Remove unused imports and variables (#289)

(reported by Haxe 3.3.0 / vshaxe)

Author: Gama11

src/checkstyle/Checker.hx

@@ -104,14 +104,11 @@ class Checker {
 
 	function makeLines() {
 		var code = file.content;
-		var left = false;
-		var s = 0;
 		lines = code.split(lineSeparator);
 	}
 
 	function makeTokens() {
 		try {
-			var code = file.content;
 			tokens = [];
 			tokenTree = null;
 			var lexer = new HaxeLexer(bytes, file.name);

src/checkstyle/Main.hx

@@ -18,7 +18,6 @@ import sys.FileSystem;
 import sys.io.File;
 
 using checkstyle.utils.ArrayUtils;
-using checkstyle.utils.StringUtils;
 
 class Main {
 

src/checkstyle/checks/Check.hx

@@ -1,9 +1,7 @@
 package checkstyle.checks;
 
-import haxe.macro.Expr.Position;
 import haxe.macro.Expr;
 import checkstyle.CheckMessage.SeverityLevel;
-import haxeparser.Data;
 
 #if debug
 import haxe.CallStack;

src/checkstyle/checks/block/EmptyBlockCheck.hx

@@ -1,8 +1,6 @@
 package checkstyle.checks.block;
 
 import checkstyle.token.TokenTree;
-import haxeparser.Data;
-import haxe.macro.Expr;
 
 using checkstyle.utils.ArrayUtils;
 

src/checkstyle/checks/block/LeftCurlyCheck.hx

@@ -1,7 +1,6 @@
 package checkstyle.checks.block;
 
 import checkstyle.token.TokenTree;
-import haxeparser.Data;
 import haxe.macro.Expr;
 
 using checkstyle.utils.ArrayUtils;
@@ -170,8 +169,6 @@ class LeftCurlyCheck extends Check {
 	}
 
 	function checkLeftCurly(line:String, wrapped:Bool = false, pos:Position) {
-		var lineLength:Int = line.length;
-
 		// must have at least one non whitespace character before curly
 		// and only whitespace, /* + comment or // + comment after curly
 		var curlyAtEOL:Bool = ~/^\s*\S.*\{\s*(|\/\*.*|\/\/.*)$/.match(line);

src/checkstyle/checks/block/NeedBracesCheck.hx

@@ -3,7 +3,6 @@ package checkstyle.checks.block;
 import checkstyle.Checker.LinePos;
 import checkstyle.token.TokenTree;
 import haxeparser.Data;
-import haxe.macro.Expr;
 
 using checkstyle.utils.ArrayUtils;
 

src/checkstyle/checks/block/RightCurlyCheck.hx

@@ -2,7 +2,6 @@ package checkstyle.checks.block;
 
 import checkstyle.Checker.LinePos;
 import checkstyle.token.TokenTree;
-import haxeparser.Data;
 import haxe.macro.Expr;
 
 using checkstyle.utils.ArrayUtils;

src/checkstyle/checks/coding/HiddenFieldCheck.hx

@@ -1,10 +1,8 @@
 package checkstyle.checks.coding;
 
 import checkstyle.token.TokenTree;
-import haxeparser.Data.TokenDef;
 
 using checkstyle.utils.ArrayUtils;
-using checkstyle.utils.FieldUtils;
 
 @name("HiddenField")
 @desc("Checks that a local variable or a parameter does not shadow a field that is defined in the same class.")

src/checkstyle/checks/coding/InnerAssignmentCheck.hx

@@ -1,7 +1,6 @@
 package checkstyle.checks.coding;
 
 import checkstyle.token.TokenTree;
-import haxe.macro.Expr;
 import haxeparser.Data.TokenDef;
 
 @name("InnerAssignment")
@@ -32,7 +31,6 @@ class InnerAssignmentCheck extends Check {
 			Binop(OpAssignOp(OpOr)),
 			Binop(OpAssignOp(OpXor))
 		], ALL);
-		var x:Int = 0;
 		for (assignToken in allAssignments) {
 			if (isPosSuppressed(assignToken.pos) || !filterAssignment(assignToken)) continue;
 			logPos("Inner assignment detected", assignToken.pos);

src/checkstyle/checks/coding/NestedForDepthCheck.hx

@@ -1,6 +1,5 @@
 package checkstyle.checks.coding;
 
-import haxeparser.Data;
 import haxe.macro.Expr;
 
 @name("NestedForDepth")