setup for npmjs library

.gitignore

@@ -1,4 +1,5 @@
 build
 node_modules
 xapianasm.*
-.vscode
+.vscode
+dist

compilermmxapianapi.js

@@ -1,7 +1,9 @@
 const execSync = require('child_process').execSync;
+const { mkdirSync, existsSync } = require('fs');
 
 const xapianDirArgName = '--xapiandir=';
 const xapianDirArg = process.argv.find(arg => arg.indexOf(xapianDirArgName)===0);
+
 if (xapianDirArg) {
 
   process.env.XAPIAN = xapianDirArg.substr(xapianDirArgName.length);
@@ -13,11 +15,14 @@ if(!process.env.XAPIAN) {
 } else {
   try {
     console.log('Building Runbox Xapian webassembly library');
+    if(!existsSync('dist')) {
+      mkdirSync('dist');
+    }
     execSync(`em++ -Oz -s DISABLE_EXCEPTION_CATCHING=0 -s USE_ZLIB=1 ` + 
       `-s "EXTRA_EXPORTED_RUNTIME_METHODS=['FS','cwrap','stringToUTF8','UTF8ToString','getValue']" ` +
       `-std=c++11 -s DEMANGLE_SUPPORT=1 -s ALLOW_MEMORY_GROWTH=1 ` +
       `-I$XAPIAN/include -I$XAPIAN -I$XAPIAN/common rmmxapianapi.cc $XAPIAN/.libs/libxapian-1.5.a ` +
-      `-o xapianasm.js`, { stdio: 'inherit' });
+      `-o dist/xapianasm.js`, { stdio: 'inherit' });
     console.log('Successful build of xapianasm.wasm and xapianasm.js');
   } catch(e) {
     console.error('Compile failed');

package.json

@@ -4,13 +4,12 @@
     "scripts": {
         "build": "node compilermmxapianapi.js",
         "test": "mocha-typescript-watch -p tsconfig.json build/test/test.js",
-        "test-no-watch": "tsc -p tsconfig.json && mocha build/test/test.js"
-    },
-    "dependencies": {
-        "runbox7lib": "^0.2.0",
-        "rxjs": "^6.3.3"
+        "test-no-watch": "tsc -p tsconfig.json && mocha build/test/test.js",
+        "preparelib": "node preparelibrary.js"
     },
     "devDependencies": {
+        "runbox7lib": "^0.2.0",
+        "rxjs": "^6.3.3",
         "@types/node": "^10.12.18",
         "mocha": "^5.2.0",
         "mocha-typescript": "^1.1.17",

preparelibrary.js

@@ -0,0 +1,8 @@
+const { readFileSync, writeFileSync } = require('fs');
+
+const packageJSON = JSON.parse(readFileSync('package.json').toString());
+
+delete packageJSON['scripts'];
+delete packageJSON['devDependencies'];
+
+writeFileSync('dist/package.json', JSON.stringify(packageJSON, null, 1));

ts/xapian/xapian.loader.ts

@@ -10,7 +10,7 @@ export function loadXapian(): AsyncSubject<boolean> {
     if(!xapianLoadedSubject) {
         xapianLoadedSubject = new AsyncSubject();
 
-        const xapian = require(`${process.cwd()}/xapianasm.js`);
+        const xapian = require(`${process.cwd()}/dist/xapianasm.js`);
 
         global.termlistresult = [];
         global.Module = xapian;