fix(): keys with leading number was generating bad object keys (#1127)

Author: semoal

packages/cli/src/api/__snapshots__/compile.test.ts.snap

@@ -24,6 +24,6 @@ exports[`createCompiledCatalog options.pseudoLocale should return catalog with p
 
 exports[`createCompiledCatalog options.pseudoLocale should return compiled catalog when pseudoLocale doesn't match current locale 1`] = `/*eslint-disable*/module.exports={messages:{"Hello":"Ahoj"}};`;
 
-exports[`createCompiledCatalog options.strict should return message key as a fallback translation 1`] = `/*eslint-disable*/module.exports={messages:{"Hello":"Ahoj","Missing":"Missing"}};`;
+exports[`createCompiledCatalog options.strict should return message key as a fallback translation 1`] = `/*eslint-disable*/module.exports={messages:{"Hello":"Ahoj","Missing":"Missing","Select":[["id","select",{Gen:"Genesis","1John":"1 John",other:"____"}]]}};`;
 
-exports[`createCompiledCatalog options.strict should't return message key as a fallback in strict mode 1`] = `/*eslint-disable*/module.exports={messages:{"Hello":"Ahoj","Missing":""}};`;
+exports[`createCompiledCatalog options.strict should't return message key as a fallback in strict mode 1`] = `/*eslint-disable*/module.exports={messages:{"Hello":"Ahoj","Missing":"","Select":[["id","select",{Gen:"Genesis","1John":"1 John",other:"____"}]]}};`;

packages/cli/src/api/compile.test.ts

@@ -113,6 +113,7 @@ describe("createCompiledCatalog", () => {
         {
           Hello: "Ahoj",
           Missing: "",
+          Select: "{id, select, Gen {Genesis} 1John {1 John}  other {____}}"
         },
         {
           strict,

packages/cli/src/api/compile.ts

@@ -5,6 +5,8 @@ import * as R from "ramda"
 
 import pseudoLocalize from "./pseudoLocalize"
 
+
+const INVALID_OBJECT_KEY_REGEX = /^(\d+[a-zA-Z]|[a-zA-Z]+\d)(\d|[a-zA-Z])*/
 export type CompiledCatalogNamespace = "cjs" | "es" | "ts" | string
 
 type CompiledCatalogType = {
@@ -159,7 +161,8 @@ function processTokens(tokens) {
         const inlineTokens = processTokens(item.tokens)
         formatProps.push(
           t.objectProperty(
-            t.identifier(item.key),
+            // if starts with number must be wrapped with quotes
+            INVALID_OBJECT_KEY_REGEX.test(item.key) ? t.stringLiteral(item.key) : t.identifier(item.key),
             isString(inlineTokens)
               ? t.stringLiteral(inlineTokens)
               : inlineTokens