From cb30c64aada718c479791468f8babbcd3576cbf5 Mon Sep 17 00:00:00 2001
From: sai-neetha <sai-neetha.phulmali@highstreet-technologies.com>
Date: Wed, 20 Mar 2024 15:55:54 +0100
Subject: ODLUX Update

ODLUX Update

Issue-ID: CCSDK-3999
Change-Id: I6f95cd65cabe08b27a1ff71eacb7c57aa318c376
Signed-off-by: sai-neetha <sai-neetha.phulmali@highstreet-technologies.com>
(cherry picked from commit 5418ff6a08cd2482cf76aed8def6592623253229)
Signed-off-by: sai-neetha <sai-neetha.phulmali@highstreet-technologies.com>
---
 .../apps/configurationApp/src/yang/whenParser.ts   | 58 +++++++++++++++++++++-
 .../apps/configurationApp/src/yang/yangParser.ts   | 20 ++++----
 2 files changed, 67 insertions(+), 11 deletions(-)

(limited to 'sdnr/wt/odlux/apps/configurationApp/src/yang')

diff --git a/sdnr/wt/odlux/apps/configurationApp/src/yang/whenParser.ts b/sdnr/wt/odlux/apps/configurationApp/src/yang/whenParser.ts
index fa2968c9c..4956b13a9 100644
--- a/sdnr/wt/odlux/apps/configurationApp/src/yang/whenParser.ts
+++ b/sdnr/wt/odlux/apps/configurationApp/src/yang/whenParser.ts
@@ -3,6 +3,7 @@ enum WhenTokenType {
   OR = 'OR',
   NOT = 'NOT',
   EQUALS = 'EQUALS',
+  NOT_EQUALS = 'NOT_EQUALS',
   COMMA = 'COMMA',
   STRING = 'STRING',
   FUNCTION = 'FUNCTION',
@@ -17,9 +18,31 @@ type Token = {
   value: string;
 };
 
-const isAlpha = (char: string) => /[a-z]/i.test(char);
+const isAlpha = (char: string) => {
+  if (!char) return false;
+  const code = char.charCodeAt(0);
+  return (code >= 65 && code <= 90) || (code >= 97 && code <= 122);
+};
+
+const isAlphaNumeric = (char: string) => {
+  if (!char) return false;
+  const code = char.charCodeAt(0);
+  return (
+    isAlpha(char) ||
+    (code >= 48 && code <= 57) ||
+    code === 95 || // underscore
+    code === 45 || // hyphen
+    code === 47 || // slash
+    code === 58 || // colon
+    code === 46 // dot
+  );
+};
 
-const isAlphaNumeric = (char: string) => /[A-Za-z0-9_\-/:\.]/i.test(char);
+const isOperator = (char: string) => {
+  if (!char) return false;
+  const code = char.charCodeAt(0);
+  return code === 33 || code === 38 || code === 124 || code === 61;
+};
 
 const lex = (input: string) : Token[] => {
   let tokens = [] as any[];
@@ -110,6 +133,7 @@ const lex = (input: string) : Token[] => {
 
       continue;
     }
+    
     if (isAlphaNumeric(char)) {
       let value = '';
       while (isAlphaNumeric(char)) {
@@ -120,6 +144,36 @@ const lex = (input: string) : Token[] => {
       tokens.push({ type: WhenTokenType.IDENTIFIER, value });
       continue;
     }
+
+    if (isOperator(char)) {
+      let value = '';
+      while (isOperator(char)) {
+        value += char;
+        char = input[++current];
+      }
+
+      switch (value) {
+        case '&&':
+          tokens.push({ type: WhenTokenType.AND });
+          break;
+        case '||':
+          tokens.push({ type: WhenTokenType.OR });
+          break;
+        case '!':
+          tokens.push({ type: WhenTokenType.NOT });
+          break;
+        case '==':
+          tokens.push({ type: WhenTokenType.EQUALS });
+          break;
+        case '!=':
+          tokens.push({ type: WhenTokenType.NOT_EQUALS });
+          break;  
+        default:
+          throw new TypeError(`I don't know what this operator is: ${value}`);
+      }
+      continue;
+    }
+    
     throw new TypeError(`I don't know what this character is: ${char}`);
   }
   return tokens;
diff --git a/sdnr/wt/odlux/apps/configurationApp/src/yang/yangParser.ts b/sdnr/wt/odlux/apps/configurationApp/src/yang/yangParser.ts
index 85eeb41a4..14e3468ac 100644
--- a/sdnr/wt/odlux/apps/configurationApp/src/yang/yangParser.ts
+++ b/sdnr/wt/odlux/apps/configurationApp/src/yang/yangParser.ts
@@ -491,7 +491,12 @@ export class YangParser {
   }
 
   public postProcess() {
-
+    // process all type refs
+    this._typeRefToResolve.forEach(cb => {
+      try { cb(); } catch (error) {
+        console.warn(error.message);
+      }
+    });
     /**
      * This is to fix the issue for sequential execution of modules based on their child and parent relationship
      * We are sorting the module object based on their augment status
@@ -580,7 +585,7 @@ export class YangParser {
         const identity = module.identities[idKey];
         if (identity.base != null) {
           const base = this.resolveIdentity(identity.base, module);
-          base.children?.push(identity);
+          base?.children?.push(identity);
         } else {
           baseIdentities.push(identity);
         }
@@ -596,12 +601,6 @@ export class YangParser {
       }
     });
 
-    this._typeRefToResolve.forEach(cb => {
-      try { cb(); } catch (error) {
-        console.warn(error.message);
-      }
-    });
-
     this._modulesToResolve.forEach(cb => {
       try { cb(); } catch (error) {
         console.warn(error.message);
@@ -622,8 +621,11 @@ export class YangParser {
       }
     });
 
+    const knownViews: ViewSpecification[] = [];
     // resolve readOnly
     const resolveReadOnly = (view: ViewSpecification, parentConfig: boolean) => {
+      if (knownViews.includes(view)) return;
+      knownViews.push(view);
 
       // update view config
       view.config = view.config && parentConfig;
@@ -1622,4 +1624,4 @@ export class YangParser {
       : module.identities[identityName];
 
   }
-}
\ No newline at end of file
+}
-- 
cgit 1.2.3-korg