Fix typos

README.markdown

@@ -34,7 +34,7 @@ Options:
   -h, --help                           display help for command
 ```
 
-### Using Programatically
+### Using Programmatically
 
 ```js
 const { inject } = require('postject');
@@ -67,7 +67,7 @@ $ npm test
 
 ## Design
 
-To ensure maximum capatibility and head off unforeseen issues, the
+To ensure maximum compatibility and head off unforeseen issues, the
 implementation for each format tries to use that format's standard
 practices for embedding binary data. As such, it should be possible
 to embed the binary data at build-time as well. The CLI provides the

scripts/build.mjs

@@ -38,7 +38,7 @@ await $`esbuild api.js --bundle --platform=node --outfile=../dist/api.js`;
 await fs.copy("../src/cli.js", "../dist/cli.js");
 await fs.copy("../postject-api.h", "../dist/postject-api.h");
 
-// Repace all occurrences of `__filename` and `__dirname` with "" because
+// Replace all occurrences of `__filename` and `__dirname` with "" because
 // Node.js core doesn't support it. These uses are functionally dead when
 // `SINGLE_FILE` is enabled anyways.
 // Refs: https://github.com/postmanlabs/postject/issues/50

src/api.js

@@ -128,7 +128,7 @@ async function inject(filename, resourceName, resourceData, options) {
 
   if (firstSentinel !== lastSentinel) {
     throw new Error(
-      `Multiple occurences of sentinel "${sentinelFuse}" found in the binary`
+      `Multiple occurrences of sentinel "${sentinelFuse}" found in the binary`
     );
   }