implemented small validation pipeline that will iterate through content sources

gulpfile.js

@@ -3,6 +3,8 @@ const del = require('del');
 const ts = require('gulp-typescript');
 const exec = require('child_process').exec;
 const sass = require('gulp-sass');
+const fs = require('fs');
+const path = require('path');
 sass.compiler = require('node-sass');
 let tsSource = ts.createProject('tsconfig.json')
 
@@ -11,8 +13,34 @@ function clean(cb) {
     cb();
 }
 
-function validateConfigSources(){
-
+function validateConfigSources(cb) {
+    let confBase = "src/assets/conf/";
+    let configsToCheck = ["resources-landing-page.json"];
+    for (let i = 0, l = configsToCheck.length; i < l; i++) {
+        let currConfig = configsToCheck[i];
+        let configContent = fs.readFileSync(path.join(confBase, currConfig));
+        let conf = JSON.parse(configContent.toString());
+        let keys = Object.keys(conf);
+        for (let j = 0, m = keys.length; j < m; j++) {
+            let key = keys[i];
+            let content = conf[key];
+            let rules = resourceLandingPageRules[key];
+            let ruleKeys = Object.keys(rules);
+            for (let k = 0, n = ruleKeys.length; k < n; k++) {
+                let rule = ruleKeys[k];
+                let ruleValidator = rules[rule];
+                for (let x = 0, y = content.length; x < y; x++) {
+                    let renderObj = content[x];
+                    let ruleSubject = renderObj[rule];
+                    let validResults = ruleValidator(ruleSubject, currConfig, rule);
+                    if (null !== validResults) {
+                        cb(validResults);
+                    }
+                }
+            }
+        }
+    }
+    cb();
 }
 
 function conf() {
@@ -63,8 +91,23 @@ function dependencies(cb) {
         });
 }
 
+
+let stringLengthRule = function (str, fileName, rulename) {
+    let maxLen = 125;
+    if (str.length > maxLen) {
+        return Error(`Content too long in ${fileName}->${rulename}! Expected ${maxLen} characters, got ${str.length} "${str}"`)
+    }
+}
+
+let resourceLandingPageRules = {
+    "grid-container": {
+        "description": stringLengthRule
+    }
+}
+
+
 exports.clean = clean;
 
-exports.default = series(conf, style, scss, root, pkg, typescript, dependencies);
+exports.default = series(validateConfigSources, conf, style, scss, root, pkg, typescript, dependencies);
 
-exports.runFast = series(conf, style, scss, root, pkg)
+exports.runFast = series(validateConfigSources, conf, style, scss, root, pkg)