Replace option names with CLI flags in the docs

Author: fasttime

README.md

@@ -26,7 +26,7 @@ npm i -g code-path-graph
 code-path-graph [--detail=<...>] [--ecma-version=<...>] [--source-type=<...>] <file>
 ```
 
-**`detail`** controls the information printed in nodes of the graph. Valid values are:
+**`--detail`** controls the information printed in nodes of the graph. Valid values are:
 
 * `nodes`\
 Print node traversal info only (default)
@@ -35,15 +35,15 @@ Print segment names only
 * `full`\
 Print both segment names and node traversal info
 
-**`ecmaVersion`** specifies the JavaScript language version.
+**`--ecma-version`** specifies the JavaScript language version.
 Valid values are numbers or the string `latest` (default).
 
-**`sourceType`** specifies the type of JavaScript code. Valid values are:
+**`--source-type`** specifies the type of JavaScript code. Valid values are:
 
 * `script`\
-Script (default for `ecmaVersion` 3 or 5)
+Script (default when `--ecma-version` is `3` or `5`)
 * `module`\
-ECMAScript module (default for other values of `ecmaVersion`)
+ECMAScript module (default for other values of `--ecma-version`)
 * `commonjs`\
 CommonJS module
 

lib/cli.js

@@ -86,17 +86,17 @@ if (isDeepStrictEqual(args, ['--help']))
     '\n' +
     'Create Mermaid state diagrams of code paths in a JavaScript file.\n' +
     '\n' +
-    '`detail` controls the information printed in nodes of the graph. Valid values are:\n' +
+    '`--detail` controls the information printed in nodes of the graph. Valid values are:\n' +
     '   nodes           Print node traversal info only (default)\n' +
     '   segments        Print segment names only\n' +
     '   full            Print both segment names and node traversal info\n' +
     '\n' +
-    '`ecmaVersion` specifies the JavaScript language version.\n' +
-    'Valid values are numbers or the string "latest" (default).\n' +
+    '`--ecma-version` specifies the JavaScript language version.\n' +
+    'Valid values are numbers or the string `latest` (default).\n' +
     '\n' +
-    '`sourceType` specifies the type of JavaScript code. Valid valus are:\n' +
-    '   script          Script (default for `ecmaVersion` 3 or 5)\n' +
-    '   module          ECMAScript module (default for other values of `ecmaVersion`)\n' +
+    '`--source-type` specifies the type of JavaScript code. Valid valus are:\n' +
+    '   script          Script (default when `--ecma-version` is `3` or `5`)\n' +
+    '   module          ECMAScript module (default for other values of `--ecma-version`)\n' +
     '   commonjs        CommonJS module\n';
     console.log(message);
 }