Drop EJS for README generation

package.json

@@ -15,7 +15,6 @@
   },
   "devDependencies": {
     "defence-cli": "^2.0.1",
-    "ejs": "^3.1.9",
     "replace-require-self": "^1.1.1",
     "standard": "^11.0.0"
   },
@@ -35,7 +34,7 @@
     "index.js"
   ],
   "scripts": {
-    "build": "ejs -f examples.json README.ejs > README.md",
+    "build": "node write-readme.js > README.md",
     "pretest": "npm run build",
     "prepublish": "npm run build",
     "test": "npm run test:suite && npm run test:readme",

write-readme.js

@@ -0,0 +1,31 @@
+var examples = require('./examples.json')
+function write (string) { process.stdout.write(string + '\n') }
+
+write('`satisfies(SPDX license expression, array of approved licenses)`')
+write('')
+
+write('Approved licenses may be simple license identifiers like `MIT`, plus-ranges like `EPL-2.0+`, or licenses with exceptions like `Apache-2.0 WITH LLVM`.  They may _not_ be compound expressions using `AND` or `OR`.')
+write('')
+
+write('```javascript')
+write("var assert = require('assert')")
+write("var satisfies = require('spdx-satisfies')")
+write('')
+
+write('// True Examples')
+write('for (const [spdxExpression, arrayOfApproved] of [')
+write(examples.returnTrue.map(function (e) { return '  ' + JSON.stringify(e) }).join(',\n'))
+write(']) assert(satisfies(spdxExpression, arrayOfApproved))')
+write('')
+
+write('// False Examples')
+write('for (const [spdxExpression, arrayOfApproved] of [')
+write(examples.returnFalse.map(function (e) { return '  ' + JSON.stringify(e) }).join(',\n'))
+write(']) assert(!satisfies(spdxExpression, arrayOfApproved))')
+write('')
+
+write('// Exceptions')
+write('for (const [spdxExpression, arrayOfApproved] of [')
+write(examples.throwErrors.map(function (e) { return '  ' + JSON.stringify(e) }).join(',\n'))
+write(']) assert.throws(function () { satisfies(spdxExpression, arrayOfApproved) })')
+write('```')