update readme

Author: efekos

README.md

@@ -1,4 +1,8 @@
 # @syntaxs/compiler `v0.0.1-alpha`
+![Stars](https://badgen.net/github/stars/syntax-script/compiler)
+![Releases](https://badgen.net/github/release/syntax-script/compiler)
+![Version](https://badgen.net/npm/v/@syntaxs/compiler)
+![License](https://badgen.net/github/license/syntax-script/compiler)
 
 > Main compiler module of Syntax Script.
 
@@ -9,15 +13,33 @@ This module is used to either compile a syntax script project, or create diagnos
 Using the compiler.
 
 ```typescript
-// Compiling
 import { SyntaxScriptCompiler } from '@syntaxs/compiler';
 
 const compiler = new SyntaxScriptCompiler('/path/to/root/dir','/path/to/out/dir','ts');
 compiler.compile();
 ```
 
-Creating diagnostic reports.
+Creating diagnostic reports for language servers.
 
 ```typescript
-//TODO
+import {createSyntaxScriptDiagnosticReport} from '@syntaxs/compiler';
+
+const report = createSyntaxScriptDiagnosticReport('/path/to/file.syx');
+console.log(`${report.items.length} Problems found in the file.`);
+```
+
+Handling compiler errors 
+```typescript
+import { SyntaxScriptCompiler,isCompilerError } from '@syntaxs/compiler';
+
+const compiler = new SyntaxScriptCompiler('/path/to/root/dir','/path/to/out/dir','ts');
+try {
+    compiler.compile();
+} catch (e) {
+    if(isCompilerError(e)) {
+        console.log(`There is a syntax error in the file: ${e.message}`);
+        console.log(`This problem is at line ${e.range.start.line}`);
+        console.log(`There are ${e.actions.length} recommended solutions to this problem.`)
+    }
+}
 ```