Create default metadata if mcmod.info is malformed.

src/model/struct/model/module/forgemod.struct.ts

@@ -73,16 +73,27 @@ export class ForgeModStructure extends ModuleStructure {
                 }
             }
 
+            let createDefault = false
+
             if (raw) {
                 // Assuming the main mod will be the first entry in this file.
+                try {
                     const resolved = JSON.parse(raw) as object
                     if (resolved.hasOwnProperty('modListVersion')) {
                         this.forgeModMetadata[name] = (resolved as McModInfoList).modList[0]
                     } else {
                         this.forgeModMetadata[name] = (resolved as McModInfo[])[0]
                     }
+                } catch (err) {
+                    console.error(`ForgeMod ${name} contains an invalid mcmod.info file.`)
+                    createDefault = true
+                }
             } else {
                 console.error(`ForgeMod ${name} does not contain mcmod.info file.`)
+                createDefault = true
+            }
+
+            if (createDefault) {
                 this.forgeModMetadata[name] = ({
                     modid: name.substring(0, name.lastIndexOf('.')).toLowerCase(),
                     name,