Update readme

README.md

@@ -2,13 +2,11 @@ If this tool saves you time, please consider making a donation towards the conti
 
 [![Donate](images/donate-badge.png)](https://donate.biesbjerg.com)
 
-# Usage
-
-## ngx-translate-extract
+# ngx-translate-extract
 Extract translatable (ngx-translate) strings and save as a JSON or Gettext pot file.
 Merges with existing strings if the output file already exists.
 
-### Usage
+## Install
 Install the package in your project:
 
 `npm install @biesbjerg/ngx-translate-extract --save-dev`
@@ -23,7 +21,7 @@ Add a script to your project's `package.json`:
 ```
 You can now run `npm run extract-i18n` and it will extract strings from your project.
 
-### Examples
+## Usage
 
 **Extract from dir and save to file**
 
@@ -51,8 +49,8 @@ If you want to use spaces instead, you can do the following:
 
 `ngx-translate-extract --input ./src --output ./src/i18n/en.json --format-indentation '  '`
 
-## Mark strings for extraction using a marker function
-If, for some reason, you want to extract strings not passed directly to `TranslateService`'s `get()` or `instant()` methods, you can wrap them in a marker function to let `ngx-translate-extract` know you want to extract them.
+### Marker function
+If you want to extract strings that are not passed directly to `TranslateService`'s `get()`/`instant()`/`stream()` methods, you can wrap them in a marker function to let `ngx-translate-extract` know you want to extract them.
 
 Install marker function:
 `npm install @biesbjerg/ngx-translate-extract-marker`
@@ -63,10 +61,6 @@ import { marker } from '@biesbjerg/ngx-translate-extract-marker';
 marker('Extract me');
 ```
 
-Add the `marker` argument when running the extract script:
-
-`ngx-translate-extract ... -m extract`
-
 You can alias the marker function if needed:
 
 ```ts
@@ -75,9 +69,9 @@ import { marker as _ } from '@biesbjerg/ngx-translate-extract-marker';
 _('Extract me');
 ```
 
-`ngx-translate-extract ... -m _`
+_Note: `ngx-translate-extract` will automatically detect the import name_
 
-## Commandline arguments
+### Commandline arguments
 ```
 Usage:
 ngx-translate-extract [options]